TWI569193B - Touch panel - Google Patents

Description

Touch panel

The present disclosure proposes a foldable touch panel.

In the application of the general soft touch panel, the touch panel may be damaged or folded for a long time, and the electrode structure disposed in the folded portion of the touch panel is damaged, resulting in the overall sensed resistance of the touch panel. The value increases. Moreover, if the resistance value of the electrode structure of the touch panel rises to a certain value, the touch signal may not be smoothly transmitted and received, and the function of the touch panel may be invalid. Therefore, how to improve the durability and stability of the flexible touch panel under the use of multiple bending or folding is one of the urgent problems to be solved.

The present disclosure provides a foldable touch panel including a substrate, a plurality of first electrodes, a plurality of second electrodes, a plurality of third electrodes, and a plurality of fourth electrodes. The substrate includes a first touch area, a second touch area, and a first touch fold area. The first touch fold area is disposed between the first touch area and the second touch area. The first electrode and the plurality of second electrodes are disposed on the first touch area on the substrate, the first electrode and the second electrode intersect each other, and the first electrode extends from the first touch area to the first touch fold area . a plurality of third electrodes and a plurality of fourth electrodes are disposed on the substrate The second touch area, the third electrode and the fourth electrode intersect each other, and the third electrode extends from the second touch area to the first touch fold area. The first electrode and the third electrode do not intersect each other, and the ratio of the length of either side of the touch panel to the distance between the first touch fold region and the second touch region is between 9.5 and 95.

The above described features and advantages of the present invention will be more apparent from the following description.

A, D‧‧‧ distance

G‧‧‧ spacing

I-I’‧‧‧ cut line

10a, 10b, 10c, 10d, 10e, 10f, 10g, 10h, 10i, 10j, 10k‧‧‧ touch panel

20a, 20b, 20c, 20d, 20e, 20f, 20g, 20h, 20i‧‧‧ touch display device

30a, 30b, 30c, 30d, 30e, 30f, 30g, 30h, 30i, 30j, 30k, 30l ‧ ‧ double-sided touch display device

100‧‧‧Substrate

110, 110'‧‧‧ first touch area

111‧‧‧First electrode

111a‧‧‧First subelectrode

111b‧‧‧Second subelectrode

112‧‧‧second electrode

113, 123‧‧‧Insulation liner

120, 120'‧‧‧Second touch area

121‧‧‧ third electrode

121a‧‧‧ third subelectrode

121b‧‧‧fourth subelectrode

122‧‧‧fourth electrode

130, 130'‧‧‧ first touch folding area

131‧‧‧First compensation electrode

131a‧‧‧First compensator electrode

131b‧‧‧Second compensator electrode

132‧‧‧Second compensation electrode

132a‧‧‧third compensator electrode

132b‧‧‧fourth compensator electrode

133‧‧‧Electrical connection area

134‧‧‧Non-electrical connection zone

140‧‧‧The third touch area

141‧‧‧ fifth electrode

142‧‧‧ sixth electrode

150‧‧‧Second touch folding area

160‧‧‧The fourth touch area

161‧‧‧ seventh electrode

162‧‧‧ eighth electrode

170‧‧‧The third touch folding area

200‧‧‧ display panel

210‧‧‧First display panel

220‧‧‧Second display panel

300‧‧‧Insulation unit

310‧‧‧First insulation unit

320‧‧‧Second insulation unit

330‧‧‧3rd insulation unit

340‧‧‧fourth insulation unit

FIG. 1A is a schematic view showing the unfolded touch panel of the present disclosure.

FIG. 1B is a schematic view showing the folding of the touch panel of the present disclosure.

1C is a cross-sectional view of the touch panel of the present disclosure.

2A is a schematic diagram of a touch panel according to an embodiment of the present disclosure.

2B is a partial enlarged view of the touch panel of FIG. 2A.

2C is a cross-sectional view of the touch panel of FIG. 2A taken along line I-I'.

FIG. 3A is a schematic diagram of a touch panel according to another embodiment of the disclosure.

FIG. 3B is a partial enlarged view of the touch panel of FIG. 3A.

3C is a cross-sectional view of the touch panel of FIG. 3A taken along line I-I'.

FIG. 4A is a schematic diagram of a touch panel according to still another embodiment of the present disclosure.

4B is a partial enlarged view of the touch panel of FIG. 4A.

4C is a cross-sectional view of the touch panel of FIG. 4A taken along line I-I'.

FIG. 5A is a schematic diagram of a touch panel according to still another embodiment of the present disclosure.

FIG. 5B is a partial enlarged view of the touch panel of FIG. 5A.

Figure 5C is a cross-sectional view of the touch panel of Figure 5A taken along line I-I'.

FIG. 6A is a schematic diagram of a touch panel according to another embodiment of the disclosure.

FIG. 6B is a partial enlarged view of the touch panel of FIG. 6A.

Figure 6C is a cross-sectional view of the touch panel of Figure 6A taken along line I-I'.

FIG. 7A is a schematic diagram of a touch panel according to still another embodiment of the present disclosure.

FIG. 7B is a partial enlarged view of the touch panel of FIG. 7A.

Figure 7C is a cross-sectional view of the touch panel of Figure 7A taken along line I-I'.

FIG. 8A is a schematic diagram of a touch panel according to still another embodiment of the present disclosure.

FIG. 8B is a partial enlarged view of the touch panel of FIG. 8A.

Figure 8C is a cross-sectional view of the touch panel of Figure 8A taken along line I-I'.

9 to FIG. 12 are schematic diagrams showing the configuration of a touch area of a touch panel according to the present disclosure.

13A to FIG. 13D are schematic diagrams showing the configuration of a touch folding area of the touch panel of the present disclosure.

14A to 14I are schematic cross-sectional views of the touch display device of the present disclosure.

15A to 15L are schematic cross-sectional views of the double-sided touch display device of the present disclosure.

1A is a schematic view showing the unfolded touch panel of the present disclosure, FIG. 1B is a schematic cross-sectional view of the touch panel of the present disclosure, and FIG. 1C is a cross-sectional view of the touch panel of the present disclosure. In general, when the touch panel 10a is used, the touch panel 10a can be used in an unfolded manner as shown in FIG. 1A, wherein the first touch folding area 130 is located in the first touch area 110 and the second touch area. 120; on the other hand, when the touch panel 10a is used, the touch panel 10a can also be folded as shown in FIG. 1B. The situation is used, wherein the first touch folding area 130 assumes a folded state; further, the touch panel 10a is more foldable as shown in FIG. 1C. Therefore, the touch panel 10a of the present disclosure mainly proposes various electrode designs in the first touch fold region 130, for example, using a bridgeless electrode design, and the so-called bridgeless electrode design means that different electrodes are not connected to each other. Intersecting, therefore, it is not necessary to provide an insulating spacer as electrical insulation between the different electrodes, that is, the same electrode does not need to be connected in a bridging manner at a portion overlapping the insulating spacer. Therefore, the electrode structure of the touch panel 10a in the first touch fold region 130 may be less susceptible to damage under the use of a long time bending or folding; wherein the bridgeless electrode design can utilize the first The electrodes in the first touch area 110 and the second touch area 120 are disposed in an interlaced manner. For example, the electrodes of the first touch area 110 and the second touch area 120 are alternately arranged. Therefore, the touch sensing effect in the first touch folding area 130 can be enhanced; further, the electrodes in the first touch folding area 130 can be made of a conductive material having higher ductility, so that The electrodes of the touch panel 10a in the first touch fold region 130 can be used under long-term bending or folding, wherein the electrode structure may be less susceptible to damage. Hereinafter, specific examples will be exemplified in various embodiments.

2A is a schematic diagram of a touch panel according to an embodiment of the present disclosure. 2B is a partial enlarged view of the touch panel of FIG. 2A. 2C is a cross-sectional view of the touch panel of FIG. 2A taken along line I-I'. Referring to FIG. 2A, FIG. 2B and FIG. 2C, the touch panel 10a of the present embodiment includes a substrate 100, a plurality of first electrodes 111, a plurality of second electrodes 112, a plurality of third electrodes 121, and a plurality of fourth electrodes. 122.

In detail, the substrate 100 includes a first touch area 110, a second touch area 120, and a first touch fold area 130. The first touch fold area 130 is disposed on the first touch area 110 and the second touch area. Between the touch areas 120. The plurality of first electrodes 111 and the plurality of second electrodes 112 are disposed on the substrate The first touch region 110 on the 100, the first electrode 111 and the second electrode 112 intersect each other. The plurality of third electrodes 121 and the plurality of fourth electrodes 122 are disposed on the second touch region 120 on the substrate 100, and the third electrode 121 and the fourth electrode 122 intersect each other. The distance D between the first touch area 110 and the second touch area 120 is between 3.14 mm and 47.1 mm, and one side of the touch panel 10a is between 40 mm and 300 mm long. The other side is between 30 mm and 225 mm long. Accordingly, the ratio of the length of either side of the touch panel 10a to the distance D between the first touch area 110 and the second touch area 120 is between 9.5 and 95.

In this embodiment, the first electrode 111 of the touch panel 10a extends from the first touch area 110 to the first touch fold area 130, and the third electrode 121 extends from the second touch area 120 to the first The first electrode 111 and the third electrode 121 are not intersected with each other. For example, the first electrode 111 and the third electrode 121 are staggered with each other in the first touch fold region 130. The capacitance between the first electrode 111 and the third electrode 121 can be changed by the arrangement in which the first electrode 111 and the third electrode 121 are staggered with each other in the first touch folding region 130, thereby making the first electrode 111 and the first electrode The three electrodes 121 can have a good capacitance matching effect for good touch sensing purposes.

It should be noted that the first touch folding area 130 may also include at least one non-touch area. In other words, the first electrode 111 and the third electrode 121 can be selectively used in the first touch fold region 130 as a partial electrode configuration according to the use requirements of the touch region. The following is a description of the configuration of the first touch folding area 130, which is a touch area, but is not intended to limit the disclosure.

Further, in this embodiment, each of the first electrodes 111 of the touch panel 10a further includes at least one first sub-electrode 111a, and each of the first sub-electrodes 111a is The first electrode 111 extends in the direction of the adjacent third electrode 121. The third electrode 121 further includes at least one third sub-electrode 121a in the first touch fold region 130, and the third sub-electrode 121a extends from the third electrode 121 toward the adjacent first electrode 111. The first sub-electrode 111a and the third sub-electrode 121a do not intersect each other. For example, the first sub-electrode 111a and the third sub-electrode 121a are staggered with each other in the first touch fold region 130. The capacitance values of the mutual capacitances of the first electrode 111 and the third electrode 121 can be changed by the arrangement in which the first sub-electrode 111a and the third sub-electrode 121a are staggered with each other in the first touch folding region 130, thereby making the first electrode 111 The third electrode 121 can have a good capacitance matching effect for good touch sensing purposes.

In addition, the insulating layer 113, 123 is further included between the first electrode 111 and the second electrode 112 and the third electrode 121 and the fourth electrode 122 intersecting each other. 113, 123 can be used as the electrical insulation between the first electrode 111 and the second electrode 112, and the electrical insulation between the third electrode 121 and the fourth electrode 122, and will not be described again.

It should be noted that the shapes and the numbers of all the electrodes shown in FIG. 2A, FIG. 2B and FIG. 2C are for illustrative purposes only and are not intended to limit the disclosure; the electrodes may be a series of strip electrodes or a diamond shaped electrode. The string is arranged, and the shape of the sub-electrode may be a strip, a triangle, or any other polygon. The size and shape of the first touch area 110 and the second touch area 120 as shown in FIG. 2A, FIG. 2B and FIG. 2C are for illustrative purposes only, and are not intended to limit the disclosure; the first touch area The size of the first touch area 110 and the second touch area 120 may be rectangular, triangular, or any other polygonal shape. Hereinafter, for convenience of description, a schematic diagram in which all electrodes and all sub-electrodes are strip-shaped and the shape of the touch area is rectangular will be exemplified.

In this embodiment, the electrodes disposed in the first touch fold region 130 are optionally free of a metal mesh layer, a nano conductive material layer, a transparent conductive oxide (TCO) layer, a polymer conductive layer, and The group formed by the combination. For example, the nano conductive material layer may include carbon nanotubes (CNT) and nano silver wires (Agnws), and the transparent conductive oxide layer may include indium tin oxide (ITO), aluminum-doped zinc oxide (AZO), and zinc oxide (ZnO). , gallium-doped zinc oxide (GZO), indium oxide (ln ₂ O ₃ ), indium zinc oxide (IZO), titanium dioxide (TiO2), fluorine-doped tin oxide (FTO), tin dioxide (SnO ₂ ), cadmium oxide ( CdO), the polymer conductive layer may include polydioxyethylthiophene/polystyrenesulfonic acid (PEDOT:PSS). In this way, whether a single layer material or a plurality of layers of material is used as the electrode, since the materials used have good ductility characteristics, the touch panel can be used for multiple times of bending or folding, first. The electrode structure in the touch folding area 130 can be less damaged, so that it has better durability; and when a plurality of layers of material are used as electrodes, the impedance of the electrode can be effectively reduced to achieve good touch. The effect of sensing.

In the touch panel 10a of the present embodiment, the first electrode 111 and the second electrode 112 intersecting each other are the first touch regions 110 respectively disposed on the substrate 100, and the third electrodes 121 and fourth intersecting each other. The electrode 122 is a second touch area 120 disposed on the substrate 100. In other words, the first touch fold area 130 does not have an electrode structure that intersects each other; thus, the touch panel 10a is bent even a plurality of times or When folded, the electrode structure can be less susceptible to damage, thereby making it more durable. On the other hand, the first electrode 111 and the third electrode 121 extend from the first touch area 110 and the second touch area 120 to the first touch fold area 130, respectively, and are interlaced with each other in the first touch fold area 130. According to the configuration, the touch panel 10a is disposed in the first touch fold region 130 even without the first electrode 111 and the second electrode 112 intersecting each other, and the third electrode 121 and the fourth electrode 122 intersecting each other. Can have a good touch sensing effect. Further one For example, each of the first electrodes 111 of the touch panel 10a further includes at least one first sub-electrode 111a, and each of the third electrodes 121 further includes at least one of the first touch folds 130. The third sub-electrode 121a and the first sub-electrode 111a and the third sub-electrode 121a are alternately arranged with each other in the first touch folding area 130; thereby, the touch panel 10a can have a better touch sensing effect, thereby improving The stability of its touch sensing.

FIG. 3A is a schematic diagram of a touch panel according to another embodiment of the disclosure. FIG. 3B is a partial enlarged view of the touch panel of FIG. 3A. 3C is a cross-sectional view of the touch panel of FIG. 3A taken along line I-I'. Referring to FIG. 3A, FIG. 3B and FIG. 3C, in the present embodiment, the touch panel 10b is similar to the touch panel 10a, and similar components are denoted by the same reference numerals, and have similar functions, and the description is omitted. The main difference between the touch panel 10b and the touch panel 10a is that the touch panel 10b further includes a first compensation electrode 131. The first compensation electrode 131 is disposed in the first touch fold region 130 and is interposed between the first electrode 111 and the third electrode 121 .

In this embodiment, the first compensation electrode 131 in the touch panel 10b further includes a plurality of first compensation sub-electrodes 131a, and a portion of the first compensation sub-electrodes 131a are directed from the first compensation electrode 131 to the first touch area 110. And extending between the adjacent first electrodes 111; the other portion of the first compensation sub-electrodes 131a extending from the first compensation electrode 131 toward the second touch region 120 and interposed between the adjacent third electrodes 121 between. In other words, each of the first compensating sub-electrodes 131a is alternately arranged with the first electrode 111 and the third electrode 121, respectively. The first electrode 111, the third electrode 121, and the first compensation sub-electrode 131a are alternately arranged with each other, and the first electrode 111, the third electrode 121, and the first compensation sub-electrode 131a can be changed. The capacitance values of the mutual capacitances further enable the first electrode 111, the third electrode 121, and the first compensation sub-electrode 131a to have a good capacitance matching effect for good touch sensing purposes.

Further, in this embodiment, each of the first electrodes 111 of the touch panel 10b further includes at least one first sub-electrode 111a, and a portion of the first compensating sub-electrode 131a is interposed. A sub-electrode 111a is interposed between the first electrode 111 and the first electrode 111. The third electrode 121 further includes at least one third sub-electrode 121a in the first touch fold region 130, and the other portion of the first compensator electrode 131a is interposed between the third sub-electrode 121a and the third electrode 121. In other words, each of the first compensating sub-electrodes 131a is alternately arranged with the first electrode 111 and the first sub-electrode 111a, or is alternately arranged with the third electrode 121 and the third sub-electrode 121a. The first electrode 111, the first sub-electrode 111a, the third electrode 121, the third sub-electrode 121a, and the first compensating sub-electrode 131a are interdigitated with each other in the first touch folding region 130, so that the first electrode can be further 111. The third electrode 121 and the first compensation sub-electrode 131a can have good capacitance matching effects for good touch sensing purposes.

In this manner, in the touch panel 10b of the present embodiment, the first electrode 111 and the second electrode 112 that intersect each other, and the third electrode 121 and the fourth electrode 122 that intersect each other are first disposed on the substrate 100, respectively. The touch area 110 and the second touch area 120, in other words, the first touch folding area 130 does not have an electrode structure that intersects each other; thus, the touch panel 10b is used even after multiple bending or folding. The electrode structure can be less susceptible to damage, thereby providing better durability. On the other hand, the first compensation electrode 131 further includes a plurality of first compensation sub-electrodes 131a, and each of the first compensation sub-electrodes 131a is alternately arranged with the first electrode 111 and the third electrode 121; accordingly, the touch panel 10b is In the first touch fold region 130, the first touch electrodes 111, the third electrodes 121, and the first compensation sub-electrodes 131a are interlaced with each other in the first touch fold region 130, so that a good touch sensing effect can be achieved. Further, each of the first electrodes 111 of the touch panel 10b further includes at least one first sub-electrode 111a, and each third The electrode 121 further includes at least one third sub-electrode 121a in the first touch fold region 130, and each of the first compensating sub-electrodes 131a and the first electrode 111 and the first sub-electrode 111a are alternately arranged with each other, or with the third electrode 121 and The third sub-electrodes 121a are alternately arranged with each other; thus, the touch panel 10b can have a better touch sensing effect, thereby improving the stability of the touch sensing.

FIG. 4A is a schematic diagram of a touch panel according to still another embodiment of the present disclosure. 4B is a partial enlarged view of the touch panel of FIG. 4A. 4C is a cross-sectional view of the touch panel of FIG. 4A taken along line I-I'. Referring to FIG. 4A, FIG. 4B and FIG. 4C, in the present embodiment, the touch panel 10c is similar to the touch panel 10b, and similar components are denoted by the same reference numerals and have similar functions, and the description is omitted. The main difference between the touch panel 10c and the touch panel 10b is that the touch panel 10c further includes a plurality of second compensation sub-electrodes 131b, and a portion of the second compensation sub-electrodes 131b are from the first compensation sub-electrode 131a to the first sub-electrode. 111a extends between the first electrode 111 and between the adjacent first electrode 111 and the first sub-electrode 111a; the other portion of the second compensating sub-electrode 131b passes from the first compensating sub-electrode 131a to the third sub-electrode The direction between the 121a and the third electrode 121 extends between the adjacent third electrode 121 and the third sub-electrode 121a.

Further, in the embodiment, each of the first electrodes 111 of the touch panel 10c further includes a plurality of second sub-electrodes 111b, and a portion of the second sub-electrodes 111b are formed by the first electrodes 111. The first sub-electrode 111b extends from the first sub-electrode 111a toward the adjacent first compensating sub-electrode 131a; the third electrode 121 is folded in the first touch. The region 130 further includes a plurality of fourth sub-electrodes 121b, and a portion of the fourth sub-electrodes 121b extend from the second electrode 112 toward the adjacent first compensating sub-electrode 131a, and the other portion of the fourth sub-electrode 121b is moved from the third sub-electrode 121a. Adjacent first compensating sub-electrodes 131a extend in direction; for example, each of the second sub-electrodes 111b and each of the second compensating sub-electrodes 131b are mutually Interleaved, each of the fourth sub-electrodes 121b and each of the second compensating sub-electrodes 131b are alternately arranged. The first electrode 111, the third electrode 121, and the first electrode can be changed by the arrangement in which the second sub-electrodes 111b, the fourth sub-electrodes 121b, and the second compensating sub-electrodes 131b are interlaced with each other in the first touch folding region 130. The capacitance values of the mutual capacitance of the compensation electrode 131 can further enable the first electrode 111, the third electrode 121, and the first compensation electrode 131 to have a good capacitance matching effect, so as to achieve good touch sensing.

In the touch panel 10c of the present embodiment, the first electrode 111 and the second electrode 112 intersecting each other, and the third electrode 121 and the fourth electrode 122 intersecting each other are the first touch regions 110 respectively disposed on the substrate 100. And the second touch area 120, in other words, the first touch fold area 130 does not have an electrode structure that intersects each other; thus, the touch panel 10c can be compared with the electrode structure even when used for multiple times of bending or folding. It is not easily damaged, which in turn makes it more durable. Further, the touch panel 10c further includes a plurality of second compensation sub-electrodes 131b. Each of the first electrodes 111 further includes a plurality of second sub-electrodes 111b in the first touch-folding region 130, and each of the third electrodes 121 is The first touch folding area 130 further includes a plurality of fourth sub-electrodes 121b; wherein each of the second sub-electrodes 111b and each of the second compensating sub-electrodes 131b are alternately arranged with each other, and each of the fourth sub-electrodes 121b and each of the second compensating sub-electrodes The 131b are staggered with each other. In this manner, the touch panel 10c is disposed between the second sub-electrodes 111b and the second compensating sub-electrodes 131b, and the fourth sub-electrodes 121b and the second compensating sub-electrodes in the first touch folding region 130. The interlaced settings between the 131bs can achieve a good touch sensing effect and improve the stability of the touch sensing.

FIG. 5A is a schematic diagram of a touch panel according to still another embodiment of the present disclosure. FIG. 5B is a partial enlarged view of the touch panel of FIG. 5A. Figure 5C is a cross-sectional view of the touch panel of Figure 5A taken along line I-I'. Referring to FIG. 5A , FIG. 5B and FIG. 5C , in the embodiment, the touch panel 10 d and the touch panel 10b is similar, and the same components are denoted by the same reference numerals, and have similar functions, and the description is omitted. The main difference between the touch panel 10d and the touch panel 10b is that the touch panel 10d further includes a second compensation electrode 132. The second compensation electrode 132 is disposed in the first touch fold region 130 and between the first compensation electrode 131 and the third electrode 121 .

The distance A between the first compensation electrode 131 and the second compensation electrode 132 may be between 0.01 mm and 5 mm. By the absence of any electrode arrangement in the distance A between the first compensation electrode 131 and the second compensation electrode 132, the touch panel 10d can be used in the first touch folding area 130 in a plurality of bending or folding applications. The electrode structure may be less susceptible to damage, thereby providing better durability.

In the present embodiment, the first compensation electrode 131 of the touch panel 10d further includes a plurality of first compensation sub-electrodes 131a, and the first compensation sub-electrode 131a extends from the first compensation electrode 131 toward the first touch area 110. The second compensation electrode 132 further includes a plurality of third compensation sub-electrodes 132a, and the third compensation sub-electrode 132a extends from the second compensation electrode 132 toward the second touch area 120. And between the adjacent third electrodes 121. In other words, each of the first compensating sub-electrodes 131a and the first electrodes 111 are alternately arranged, and each of the third compensating sub-electrodes 132a and the third electrodes 121 are alternately arranged. The first electrode 111, the third electrode 121, and the first compensator can be changed by the arrangement in which the first compensating sub-electrode 131a and the first electrode 111 are staggered with each other, and the third compensating sub-electrode 132a and the third electrode 121 are staggered with each other. The mutual capacitance values of the electrodes 131a and the third compensation sub-electrodes 132a further enable the first electrode 111, the third electrode 121, the first compensation sub-electrode 131a, and the third compensation sub-electrode 132a to have a good capacitance matching effect. Achieve good touch sensing purposes.

Further, in this embodiment, each of the first electrodes 111 of the touch panel 10d is The first touch folding area 130 further includes at least one first sub-electrode 111a, and each of the first compensating sub-electrodes 131a is interposed between the first sub-electrode 111a and the first electrode 111. Each of the third electrodes 121 further includes at least one third sub-electrode 121a, and each of the third compensating sub-electrodes 132a is interposed between the third sub-electrode 121a and the third electrode 121. In other words, each of the first compensating sub-electrodes 131a is alternately arranged with the first electrode 111 and the first sub-electrode 111a, and each of the third compensating sub-electrodes 132a is alternately arranged with the third electrode 121 and the third sub-electrode 121a. Arrangement between the first compensation sub-electrode 131a and the first electrode 111 and the first sub-electrode 111a, and each of the third compensation sub-electrodes 132a and the third electrode 121 and the third sub-electrode 121a The first electrode 111, the third electrode 121, the first compensation electrode 131, and the second compensation electrode 132 can have good capacitance matching effects for good touch sensing purposes.

In this manner, in the touch panel 10d of the present embodiment, the first electrode 111 and the second electrode 112 that intersect each other, and the third electrode 121 and the fourth electrode 122 that intersect each other are first disposed on the substrate 100, respectively. The touch area 110 and the second touch area 120, in other words, the first touch folding area 130 does not have an electrode structure that intersects each other; thus, the touch panel 10d is used even under multiple bending or folding. The electrode structure can be less susceptible to damage, thereby providing better durability. Moreover, by the absence of any electrode arrangement in the distance A between the first compensation electrode 131 and the second compensation electrode 132, the touch panel 10d can be used in multiple bending or folding, the first touch folding area. The electrode structure in 130 may be less susceptible to damage, thereby providing better durability. On the other hand, the first compensation electrode 131 further includes a plurality of first compensation sub-electrodes 131a, and the second compensation electrode 132 further includes a plurality of third compensation sub-electrodes 132a, and each of the first compensation sub-electrodes 131a and the first electrodes 111 are interlaced with each other. The third compensation sub-electrode 132a and the third electrode 121 are alternately arranged with each other; accordingly, the touch panel 10d is supplemented by the first compensation in the first touch folding area 130. The arrangement between the sub-electrode 131a and the first electrode 111 and the third compensating sub-electrode 132a and the third electrode 121 are staggered with each other, so that a good touch sensing effect can be achieved. Further, each of the first electrodes 111 of the touch panel 10d further includes at least one first sub-electrode 111a, and each of the third electrodes 121 further includes at least one of the first touch folds 130. The third sub-electrode 121a, and each of the first compensating sub-electrodes 131a are alternately arranged with the first electrode 111 and the first sub-electrode 111a, and each of the third compensating sub-electrodes 132a and the third electrode 121 and the third sub-electrode 121a are respectively connected to each other. The staggered configuration can thereby make the touch panel 10d have a better touch sensing effect, thereby improving the stability of the touch sensing.

FIG. 6A is a schematic diagram of a touch panel according to another embodiment of the disclosure. FIG. 6B is a partial enlarged view of the touch panel of FIG. 6A. Figure 6C is a cross-sectional view of the touch panel of Figure 6A taken along line I-I'. Referring to FIG. 6A, FIG. 6B and FIG. 6C, in the present embodiment, the touch panel 10e is similar to the touch panel 10d, and similar components are denoted by the same reference numerals and have similar functions, and the description is omitted. The main difference between the touch panel 10e and the touch panel 10d is that the touch panel 10e further includes a plurality of second compensation sub-electrodes 131b and a plurality of fourth compensation sub-electrodes 132b, and the second compensation sub-electrode 131b is composed of the first compensator. The electrode 131a extends in the direction of the first sub-electrode 111a and the first electrode 111, and is interposed between the adjacent first sub-electrode 111a and the first electrode 111; the fourth compensating sub-electrode 132b is advanced from the third compensating sub-electrode 132a The three sub-electrodes 121a extend in the direction of the third electrode 121 and are interposed between the adjacent third sub-electrodes 121a and the third electrodes 121.

Further, in the embodiment, each of the first electrodes 111 of the touch panel 10e further includes a plurality of second sub-electrodes 111b in the first touch fold region 130, and a portion of the second sub-electrodes 111b are configured by the first electrodes 111. The second sub-electrode 111b extends from the first sub-electrode 111a toward the adjacent first compensating sub-electrode 131a; The third electrode 121 further includes a plurality of fourth sub-electrodes 121b in the first touch fold region 130, and a portion of the fourth sub-electrodes 121b extends from the third electrode 121 toward the adjacent third compensating sub-electrode 132a, and the other portion is fourth. The sub-electrode 121b extends from the third sub-electrode 121a toward the adjacent third compensating sub-electrode 132a; for example, each of the second sub-electrodes 111b and each of the second compensating sub-electrodes 131b are alternately arranged with each other, and each of the fourth sub-electrodes 121b and each The fourth compensating sub-electrodes 132b are alternately arranged with each other, and the capacitance values of the mutual capacitances of the first electrode 111, the third electrode 121, the first compensating electrode 131, and the second compensating electrode 132 can be changed, thereby further making the first electrode 111 and the third electrode 121. The first compensation electrode 131 and the second compensation electrode 132 can have good capacitance matching effects for good touch sensing purposes.

In the touch panel 10e of the present embodiment, the first electrode 111 and the second electrode 112 intersecting each other, and the third electrode 121 and the fourth electrode 122 intersecting each other are the first touch regions 110 respectively disposed on the substrate 100. And the second touch area 120, in other words, the first touch folding area 130 does not have an electrode structure that intersects each other; thus, the touch panel 10e can be compared with the electrode structure even when used for multiple bending or folding. It is not easily damaged, which in turn makes it more durable. Further, the touch panel 10e further includes a plurality of second compensation sub-electrodes 131b, each of the first electrodes 111 further includes a plurality of second sub-electrodes 111b in the first touch-folding region 130, and each of the third electrodes 121 is The first touch folding area 130 further includes a plurality of fourth sub-electrodes 121b; wherein each of the second sub-electrodes 111b and each of the second compensating sub-electrodes 131b are alternately arranged with each other, and each of the fourth sub-electrodes 121b and each of the second compensating sub-electrodes The 131b are staggered with each other. In this manner, the touch panel 10e is disposed between the second sub-electrode 111b and each of the second compensating sub-electrodes 131b, and each of the fourth sub-electrodes 121b and each of the second compensating sub-electrodes in the first touch folding region 130. The interlaced settings between the 131bs can achieve a good touch sensing effect and improve the stability of the touch sensing.

FIG. 7A is a schematic diagram of a touch panel according to still another embodiment of the present disclosure. FIG. 7B is a partial enlarged view of the touch panel of FIG. 7A. Figure 7C is a cross-sectional view of the touch panel of Figure 7A taken along line I-I'. Referring to FIG. 7A, FIG. 7B and FIG. 7C, in the present embodiment, the touch panel 10f is similar to the touch panel 10d, and similar components are denoted by the same reference numerals, and have similar functions, and the description is omitted. The main difference between the touch panel 10f and the touch panel 10d is that the touch panel 10f includes a plurality of first compensation electrodes 131 and a plurality of second compensation electrodes 132, a first compensation electrode 131 and a plurality of second compensation electrodes 132. The first compensation electrode 131 is electrically independent of each other, and each of the second compensation electrodes 132 is electrically independent of each other.

In this embodiment, each of the first compensation electrodes 131 in the touch panel 10f further includes at least one first compensation sub-electrode 131a, and the first compensation sub-electrode 131a extends from the first compensation electrode 131 toward the first touch area 110. And between the adjacent first electrodes 111; each of the two compensation electrodes 132 further includes at least one third compensation sub-electrode 132a, and the third compensation sub-electrode 132a is directed by the second compensation electrode 132 toward the second touch area 120. Extending and interposed between adjacent third electrodes 121. In other words, each of the first compensating sub-electrodes 131a and the first electrodes 111 are alternately arranged, and each of the third compensating sub-electrodes 132a and the third electrodes 121 are alternately arranged. The first electrode 111, the third electrode 121, and the first compensator can be changed by the arrangement in which the first compensating sub-electrode 131a and the first electrode 111 are staggered with each other, and the third compensating sub-electrode 132a and the third electrode 121 are staggered with each other. The mutual capacitance values of the electrodes 131a and the third compensation sub-electrodes 132a further enable the first electrode 111, the third electrode 121, the first compensation sub-electrode 131a, and the third compensation sub-electrode 132a to have a good capacitance matching effect. Achieve good touch sensing purposes.

Further, in this embodiment, each of the first electrodes 111 of the touch panel 10f is The first touch folding area 130 further includes at least one first sub-electrode 111a, and each of the first compensating sub-electrodes 131a is interposed between the first sub-electrode 111a and the first electrode 111. Each of the third electrodes 121 further includes at least one third sub-electrode 121a, and each of the third compensating sub-electrodes 132a is interposed between the third sub-electrode 121a and the third electrode 121. In other words, each of the first compensating sub-electrodes 131a is alternately arranged with the first electrode 111 and the first sub-electrode 111a, and each of the third compensating sub-electrodes 132a is alternately arranged with the third electrode 121 and the third sub-electrode 121a. Arrangement between the first compensation sub-electrode 131a and the first electrode 111 and the first sub-electrode 111a, and each of the third compensation sub-electrodes 132a and the third electrode 121 and the third sub-electrode 121a The first electrode 111, the third electrode 121, the first compensation electrode 131, and the second compensation electrode 132 can have good capacitance matching effects for good touch sensing purposes.

In this manner, in the touch panel 10f of the present embodiment, the first electrode 111 and the second electrode 112 that intersect each other, and the third electrode 121 and the fourth electrode 122 that intersect each other are first disposed on the substrate 100, respectively. The touch area 110 and the second touch area 120, in other words, the first touch fold area 130 does not have an electrode structure that intersects each other; thus, the touch panel 10f is used even after multiple bending or folding. The electrode structure can be less susceptible to damage, thereby providing better durability. Moreover, by the absence of any electrode arrangement in the distance A between the first compensation electrode 131 and the second compensation electrode 132, the touch panel 10f can be used in multiple bending or folding, the first touch folding area. The electrode structure in 130 may be less susceptible to damage, thereby providing better durability. On the other hand, the first compensation electrode 131 further includes at least one first compensation sub-electrode 131a, and the second compensation electrode 132 includes at least one third compensation sub-electrode 132a. The first compensation sub-electrode 131a and the first electrode 111 are alternately arranged with each other. The third compensation sub-electrode 132a and the third electrode 121 are alternately arranged with each other; accordingly, the touch panel 10f is electrically charged by the first compensator in the first touch folding area 130. The arrangement between the pole 131a and the first electrode 111 and the third compensation sub-electrode 132a and the third electrode 121 are staggered with each other, so that a good touch sensing effect can be achieved. Further, each of the first electrodes 111 of the touch panel 10f further includes at least one first sub-electrode 111a, and each of the third electrodes 121 further includes at least one of the first touch folds 130. The third sub-electrode 121a, and each of the first compensating sub-electrodes 131a are alternately arranged with the first electrode 111 and the first sub-electrode 111a, and each of the third compensating sub-electrodes 132a and the third electrode 121 and the third sub-electrode 121a are respectively connected to each other. The staggered configuration can thereby make the touch panel 10f have a better touch sensing effect, thereby improving the stability of the touch sensing.

FIG. 8A is a schematic diagram of a touch panel according to still another embodiment of the present disclosure. FIG. 8B is a partial enlarged view of the touch panel of FIG. 8A. Figure 8C is a cross-sectional view of the touch panel of Figure 8A taken along line I-I'. Referring to FIG. 8A, FIG. 8B and FIG. 8C, in the present embodiment, the touch panel 10g is similar to the touch panel 10f, and similar components are denoted by the same reference numerals, and have similar functions, and the description is omitted. The main difference between the touch panel 10g and the touch panel 10f is that the touch panel 10g further includes a plurality of second compensation sub-electrodes 131b and a plurality of fourth compensation sub-electrodes 132b, and the second compensation sub-electrode 131b is composed of the first compensator. The electrode 131a extends in the direction of the first sub-electrode 111a and the first electrode 111, and is interposed between the adjacent first sub-electrode 111a and the first electrode 111; the fourth compensating sub-electrode 132b is advanced from the third compensating sub-electrode 132a The three sub-electrodes 121a extend in the direction of the third electrode 121 and are interposed between the adjacent third sub-electrodes 121a and the third electrodes 121.

Further, in the embodiment, each of the first electrodes 111 of the touch panel 10g further includes a plurality of second sub-electrodes 111b, and a portion of the second sub-electrodes 111b are formed by the first electrodes 111. The second sub-electrode 111b extends from the first sub-electrode 111a toward the adjacent first compensating sub-electrode 131a; The third electrode 121 further includes a plurality of fourth sub-electrodes 121b in the first touch fold region 130, and a portion of the fourth sub-electrodes 121b extends from the third electrode 121 toward the adjacent third compensating sub-electrode 132a, and the other portion is fourth. The sub-electrode 121b extends from the third sub-electrode 121a toward the adjacent third compensating sub-electrode 132a; for example, each of the second sub-electrodes 111b and each of the second compensating sub-electrodes 131b are alternately arranged with each other, and each of the fourth sub-electrodes 121b and each The fourth compensating sub-electrodes 132b are alternately arranged with each other, so that the capacitance values of the mutual capacitances of the first electrode 111, the third electrode 121, the first compensating electrode 131, and the second compensating electrode 132 can be changed, thereby making the first electrode 111 and the third electrode The electrode 121, the first compensation electrode 131 and the second compensation electrode 132 can have a good capacitance matching effect for good touch sensing purposes.

In the touch panel 10g of the present embodiment, the first electrode 111 and the second electrode 112 that intersect each other, and the third electrode 121 and the fourth electrode 122 that intersect each other are the first touch regions 110 respectively disposed on the substrate 100. And the second touch area 120, in other words, the first touch fold area 130 does not have an electrode structure that intersects each other; thus, the touch panel 10g can be compared with the electrode structure even when used for multiple times of bending or folding. It is not easily damaged, which in turn makes it more durable. Further, the touch panel 10g further includes a plurality of second compensation sub-electrodes 131b, each of the first electrodes 111 further includes a plurality of second sub-electrodes 111b in the first touch-folding region 130, and each of the third electrodes 121 is The first touch folding area 130 further includes a plurality of fourth sub-electrodes 121b; wherein each of the second sub-electrodes 111b and each of the second compensating sub-electrodes 131b are alternately arranged with each other, and each of the fourth sub-electrodes 121b and each of the fourth compensating sub-electrodes 132b are staggered with each other. In this manner, the touch panel 10g is disposed between the second sub-electrode 111b and each of the second compensating sub-electrodes 131b, and each of the fourth sub-electrodes 121b and each of the fourth compensating sub-electrodes in the first touch folding region 130. The interlaced arrangement between the 132bs can achieve a good touch sensing effect and improve the stability of the touch sensing.

9 to FIG. 12 are schematic diagrams showing the configuration of a touch area of a touch panel according to the present disclosure. Referring to FIG. 9 , in the present embodiment, the touch panel 10 h is similar to any of the touch panels 10 a to 10 g described above, and the like components are denoted by the same reference numerals and have similar functions, and the description is omitted. For convenience of description, the electrode arrangement of the touch panel 10a will be described in conjunction with the drawings, but is not intended to limit the disclosure. The main difference between the touch panel 10h and the touch panel 10a is that the touch panel 10h further includes a third touch area 140 and a second touch fold area 150. The second touch fold area 150 is disposed on the second touch. Between the control area 120 and the third touch area 140; the plurality of fifth electrodes 141 and the plurality of sixth electrodes 142 are disposed on the third touch area 140 on the substrate 100, and the fifth electrode 141 and the sixth electrode 142 are mutually connected to each other. The third electrode 141 extends from the third touch area 140 to the second touch fold area 150, and the third electrode 121 extends from the second touch area 120 to the second touch fold area 150, and the third electrode The ratio of the length of either side of the touch panel 10h to the distance D between the second touch area 120 and the third touch area 140 is between 9.5 and 95.

In this manner, in the touch panel 10h of the present embodiment, the first touch fold region 130 and the second touch fold region 150 do not have electrode structures that intersect each other; thus, the touch panel 10h is even multiple times. When bent or folded, the electrode structure can be less susceptible to damage, thereby making it more durable. Moreover, the convenience of using the touch panel can be effectively improved by the setting of the multi-touch folding area.

Next, referring to FIG. 10, in the present embodiment, the touch panel 10i is similar to the touch panel 10h described above, and the like components are denoted by the same reference numerals, and have similar functions, and the description is omitted. The main difference between the touch panel 10i and the touch panel 10h is that the touch panel 10i further includes a fourth touch area 160 and a third touch fold area 170, and the third touch fold area 170 The fourth touch region 140 and the plurality of eighth electrodes 162 are disposed on the fourth touch region 160 on the substrate 100, and the seventh electrode 161 is disposed between the third touch region 140 and the fourth touch region 160. And the eighth electrode 162 intersects with each other, and the seventh electrode 161 extends from the fourth touch area 160 to the third touch folding area 170, and the fifth electrode 141 extends from the third touch area 140 to the third touch folding area. 170, the fifth electrode 141 and the seventh electrode 161 do not intersect each other, and the ratio of the length of either side of the touch panel 10i to the distance D between the third touch area 140 and the fourth touch area 160 is 9.5. Between 95.

As a result, in the touch panel 10i of the present embodiment, the first touch fold region 130, the second touch fold region 150, and the third touch fold region 170 do not have electrode structures that intersect each other; Even when the control panel 10i is used for multiple bending or folding, the electrode structure can be less damaged, thereby making it more durable. Moreover, the convenience of using the touch panel can be effectively improved by the setting of the multi-touch folding area.

Referring to FIG. 11, in the present embodiment, the touch panel 10j is similar to the touch panel 10a described above, and the like components are denoted by the same reference numerals, and have similar functions, and the description is omitted. The main difference between the touch panel 10j and the touch panel 10a is that the touch panel 10j further includes a third touch area 140 and a second touch fold area 150, and the second touch fold area 150 and the first touch. The folding area 130 is intersected, and the second touch folding area 150 is disposed between the second touch area 120 and the third touch area 140. The plurality of fifth electrodes 141 and the plurality of sixth electrodes 142 are disposed on the substrate. The third touch area 140 on the 100, the fifth electrode 141 and the sixth electrode 142 intersect each other, and the fifth electrode 141 extends from the third touch area 140 to the first touch fold area 130, and the sixth electrode 142 is The third touch area 140 extends to the second touch fold area 150, the fourth electrode 122 extends from the second touch area 120 to the second touch fold area 150, and the fourth electrode 122 and the sixth electrode 142 are mutually connected to each other. The first electrode 111 and the fifth electrode 141 do not intersect each other, and the ratio of the length of either side of the touch panel 10j to the distance D between the second touch area 120 and the third touch area 140 is between Between 9.5 and 95.

In this manner, in the touch panel 10j of the embodiment, the first touch folding area 130 and the second touch folding area 150 do not have electrode structures that intersect each other; thus, the touch panel 10j is even in multiple times. When bent or folded, the electrode structure can be less susceptible to damage, thereby making it more durable. Moreover, the convenience of using the touch panel can be effectively improved by the setting of the multi-touch folding area.

Referring to FIG. 12, in the present embodiment, the touch panel 10k is similar to the touch panel 10j described above, and similar components are denoted by the same reference numerals, and have similar functions, and the description is omitted. The main difference between the touch panel 10k and the touch panel 10j is that the touch panel 10k further includes a fourth touch area 160 and a third touch fold area 170, and the third touch fold area 170 and the first touch. The folding area 130 is disposed, and the third touch folding area 170 is disposed between the first touch area 110 and the fourth touch area 160. The plurality of seventh electrodes 161 and the plurality of eighth electrodes 162 are disposed on the substrate 100. The fourth touch area 160, the seventh electrode 161 and the eighth electrode 162 intersect each other, and the seventh electrode 161 extends from the fourth touch area 160 to the first touch fold area 130, and the eighth electrode 162 is fourth. The touch area 160 extends to the third touch fold area 170, the second electrode 112 extends from the first touch area 110 to the third touch fold area 170, and the second electrode 112 and the eighth electrode 162 do not intersect each other. The fifth electrode 141 and the seventh electrode 161 do not intersect each other, and the ratio of the length of either side of the touch panel 10k to the distance D between the first touch area 110 and the fourth touch area 160 is between 9.5 and 95. between.

In this manner, in the touch panel 10k of the embodiment, the first touch folding area 130, The second touch folding area 150 and the third touch folding area 170 do not have electrode structures that intersect each other; thus, the touch panel 10k can be less susceptible to damage even when used for multiple bending or folding. In turn, it has better durability. Moreover, the convenience of using the touch panel can be effectively improved by the setting of the multi-touch folding area.

In addition to the above, the first touch fold region 130 of the touch panel of the present disclosure can be divided into an electrical connection region 133 and a non-electrical connection region 134. Specifically, FIG. 13A to FIG. 13D are schematic diagrams showing the configuration of a touch folding area of the touch panel of the present disclosure. Referring to FIG. 13A , in the embodiment, the first touch fold region 130 includes an electrical connection region 133 and a non-electrical connection region 134 , and the non-electrical connection region 134 is located in the first touch fold region 130 . One of the edge areas. Referring to FIG. 13B, in the embodiment, the first touch folding area 130 includes an electrical connection area 133 and two non-electrical connection areas 134, and the two non-electrical connection areas 134 are respectively located on the first touch. The two edge regions of the folding zone 130. Referring to FIG. 13C , in the embodiment, the first touch fold region 130 includes two electrical connection regions 133 and one non-electrical connection region 134 , and the two electrical connection regions 133 are respectively located on the first touch fold. Two edge regions of zone 130. Referring to FIG. 13D , in the embodiment, the first touch fold region 130 includes three electrical connection regions 133 and two non-electrical connection regions 134 , and each of the electrical connection regions 133 and each non-electrical connection region The 134 are alternately disposed, and two of the electrical connection regions 133 are located at two edge regions of the first touch fold region 130.

On the other hand, the touch panel of the present disclosure can be combined with the display panel to form a touch display device. For convenience of description, the touch panel according to FIG. 1A is exemplified with the display panel. 14A to FIG. 14I are schematic cross-sectional views of the touch display device of the present disclosure. Referring to FIG. 14A, in the embodiment, the first touch area 110, the second touch area 120, and the first touch folding area 130 are used. Corresponding to the same display panel 200 stacked, so that the touch display device can be formed Set 20a. Referring to FIG. 14B , in the embodiment, the display panel can be divided into a first display panel 210 and a second display panel 220 , wherein the first display panel 210 is overlapped with the first touch area 110 , and the second display panel 220 is corresponding to the first display panel 210 . The second touch area 120 is stacked, and has a spacing G between the first display panel 210 and the second display panel 220. The spacing G substantially corresponds to the first touch folding area 130, so that the touch can be formed. The display device 20b is controlled. Referring to FIG. 14C, in the present embodiment, the touch display device 20c is similar to the touch display device 20b, and similar components are denoted by the same reference numerals and have similar functions, and the description is omitted. The main difference between the touch display device 20c and the touch display device 20b is that the touch display device 20c is further provided with an insulating unit 300 between the first display panel 210 and the second display panel 220, and the insulating unit 300 corresponds to the first The touch folding area 130 is stacked, and the insulating unit 300 is connected to the first display panel 210 and the second display panel 220. The insulating unit 300 can be used for supporting the first display panel 210 and the second display panel 220. Referring to FIG. 14D, in the present embodiment, the touch display device 20d is similar to the touch display device 20b, and similar components are denoted by the same reference numerals and have similar functions, and the description is omitted. The main difference between the touch display device 20d and the touch display device 20b is that the insulating unit of the touch display device 20d can be divided into a first insulating unit 310 and a second insulating unit 320, and the first display panel 210 corresponds to the first touch. The control area 110 is stacked, the first insulating unit 310 is overlapped with the first touch folding area 130 and the second touch area 120, and the first display panel 210 and the first insulating unit 310 are connected to each other; The second display unit 220 and the second touch unit 320 are connected to each other. The second display unit 220 and the second touch unit 320 are connected to each other. The second display unit 220 and the second touch unit 320 are connected to each other. . The first display panel 210 is disposed between the first touch area 110 and the second insulating unit 320, and the first insulating unit 310 is disposed between the second insulating unit 320 and the first touch folding area 130, and is first insulated. The unit 310 is disposed between the second touch area 120 and the second display panel 220. Referring to FIG. 14E, in the present embodiment, the touch display device 20e is similar to the touch display device 20d, and similar components are denoted by the same reference numerals and have similar functions, and the description is omitted. The first difference between the touch display device 20e and the touch display device 20d is that the first display panel 210 of the touch display device 20e overlaps the first touch region 110 and the first touch fold region 130, and the first insulation is The first display panel 210 and the first insulating unit 310 are connected to each other. The second display panel 220 corresponds to the second touch area 120 and the first touch folding area. The first display unit 210 is disposed on the first touch area 110 and the second display unit 220 is connected to the first touch area 110. The first insulative unit 310 is disposed between the first touch panel 130 and the second display panel 220, and the first insulating unit 310 is disposed on the second touch panel 120 and the second display panel. Between 220. Referring to FIG. 14F, in the present embodiment, the touch display device 20f is similar to the touch display device 20d, and similar components are denoted by the same reference numerals, and have similar functions, and the description is omitted. The main difference between the touch display device 20f and the touch display device 20d is that the first display panel 210 of the touch display device 20f overlaps the first touch region 110 and a portion of the first touch fold region 130. The first insulating unit 310 is overlapped with the second touch area 120 and the other part of the first touch folding area 130. The first display panel 210 and the first insulating unit 310 are connected to each other. The panel 220 is disposed corresponding to the second touch area 120 and a portion of the first touch fold area 130, and the second insulating unit 320 corresponds to the first touch area 110 and another part of the first touch fold. The first display panel 210 is disposed between the first touch panel 110 and the second insulating unit 320, and the first display panel 210 is disposed on the first display panel 210. The first display panel 210 is disposed between the first touch panel 110 and the second insulating unit 320. Part first Between the touch folding area 130 and the second insulating unit 320, the first insulating unit 310 is disposed between the second touch area 120 and the second display panel 220, and the first insulating unit 310 is disposed in another part A touch folding area 130 is interposed between the second display panel 220. Referring to FIG. 14G, in the present embodiment, the touch display device 20g is similar to the touch display device 20d, and similar components are denoted by the same reference numerals, and have similar functions, and the description is omitted. The main difference between the touch display device 20g and the touch display device 20d is that the touch display device 20g further includes a third insulating unit 330, and the third insulating unit 330 corresponds to the first touch area 110 and the first touch folding area. 130 and the second touch area 120 are stacked, the third insulating unit 330 is stacked between the first touch area 110 and the first display panel 210, and the third insulating unit 330 is stacked on the first touch folding area 130. The first insulating unit 310 is disposed between the second touch area 120 and the first insulating unit 310. Referring to FIG. 14H, in the present embodiment, the touch display device 20h is similar to the touch display device 20e, and similar components are denoted by the same reference numerals and have similar functions, and the description is omitted. The main difference between the touch display device 20h and the touch display device 20e is that the touch display device 20h further includes a third insulating unit 330. The third insulating unit 330 corresponds to the first touch area 110 and the first touch folding area. 130 and the second touch area 120 are stacked, the third insulating unit 330 is stacked between the first touch area 110 and the first display panel 210, and the third insulating unit 330 is stacked on the first touch folding area 130. The first display panel 210 is disposed between the second touch region 120 and the first insulating unit 310. Referring to FIG. 14I, in the present embodiment, the touch display device 20i is similar to the touch display device 20f, and similar components are denoted by the same reference numerals and have similar functions, and the description is omitted. The main difference between the touch display device 20i and the touch display device 20f is that the touch display device 20i further includes a third insulating unit 330. The third insulating unit 330 corresponds to the first touch area 110 and the first touch folding area. 130 to And the second touch area 120 is stacked, the third insulating unit 330 is stacked between the first touch area 110 and the first display panel 210, and the third insulating unit 330 is stacked on a part of the first touch folding Between the region 130 and the first display panel 210, the third insulating unit 330 is stacked between the first touch folding region 130 and the first insulating unit 310 of another portion, and the third insulating unit 330 is stacked. The touch area 120 is between the touch panel 120 and the first insulating unit 310.

Further, the touch panel of the present disclosure can be further matched with the display panel of the double-sided display to form a double-sided touch display device. 15A to 15L are cross-sectional views of the double-sided touch display device of the present disclosure, wherein FIGS. 15A to 15I are similar to FIGS. 14A to 14I, respectively, and like components are denoted by the same reference numerals and have similar functions. This will not be repeated here. The main difference between the double-sided touch display devices 30a to 30i in FIGS. 15A to 15I and the touch display devices 20a to 20i in FIGS. 14A to 14I is that the double-sided touch display devices 30a to 30i further include another The touch panel can be divided into a first touch area 110 ′, a second touch area 120 ′, and a first touch fold area 130 ′, the first touch area 110 and the first touch area. The regions 110 ′ are configured to correspond to each other, the second touch region 120 and the second touch region 120 ′ are disposed corresponding to each other, and the first touch folding region 130 and the first touch folding region 130 ′ are configured corresponding to each other, and the two groups are touched. The control panels are respectively disposed on opposite sides of the display panel. In addition, referring to FIG. 15J, in the present embodiment, the double-sided touch display device 30j is similar to the double-sided touch display device 30g, and the similar members are denoted by the same reference numerals and have similar functions, and the description is omitted. The difference between the double-sided touch display device 30j and the double-sided touch display device 30g is that the double-sided touch display device 30j further includes a fourth insulating unit 340, and the fourth insulating unit 340 corresponds to the first touch area 110', A touch folding area 130 ′ and a second touch area 120 ′ are stacked, and the fourth insulating unit 340 is stacked between the first touch area 110 ′ and the second insulating unit 320 , and the fourth insulating unit 340 is stacked. The first touch folding area 130 ′ and the second insulation unit 320 The fourth insulating unit 340 is disposed between the second touch area 120' and the second display panel 220. Referring to FIG. 15K, in the present embodiment, the double-sided touch display device 30k is similar to the double-sided touch display device 30h, and similar components are denoted by the same reference numerals and have similar functions, and the description is omitted. The main difference between the double-sided touch display device 30k and the double-sided touch display device 30h is that the double-sided touch display device 30k further includes a fourth insulating unit 340, and the fourth insulating unit 340 corresponds to the first touch area 110'. The first touch folding area 130 ′ and the second touch area 120 ′ are stacked, and the fourth insulating unit 340 is stacked between the first touch area 110 ′ and the second insulating unit 320 , and the fourth insulating unit 340 is stacked. The fourth insulating unit 340 is disposed between the first touch folding area 130 ′ and the second display panel 220 , and the fourth insulating unit 340 is disposed between the second touch area 120 ′ and the second display panel 220 . Referring to FIG. 15L, in the present embodiment, the double-sided touch display device 30l is similar to the double-sided touch display device 30i, and the like components are denoted by the same reference numerals and have similar functions, and the description is omitted. The main difference between the double-sided touch display device 301 and the double-sided touch display device 30i is that the touch display device 301 further includes a fourth insulating unit 340, and the fourth insulating unit 340 corresponds to the first touch area 110'. A touch folding area 130 ′ and a second touch area 120 ′ are stacked, and the fourth insulating unit 340 is stacked between the first touch area 110 ′ and the second insulating unit 320 , and the fourth insulating unit 340 is stacked. A portion of the first touch fold region 130 ′ and the second insulating unit 320 and the fourth insulating unit 340 are stacked between the other portion of the first touch fold region 130 ′ and the second display panel 220 . The fourth insulating unit 340 is stacked between the second touch area 120 ′ and the second display panel 220 .

In summary, in the touch panel of the present disclosure, there is no electrode structure that intersects each other in the touch folding area; thus, the electrode structure can be less susceptible to the touch structure even when used for multiple bending or folding. Destruction, which in turn makes it more durable. Further, the touch panel further includes a plurality of compensation electrodes and a setting in which the sub-electrodes are interlaced with each other in the touch folding area. In this way, a good touch sensing effect can be achieved, and the stability of the touch sensing is improved. Moreover, the touch panel has no electrode arrangement between the plurality of compensation electrodes in the touch folding area, thereby making the electrode structure of the touch panel in the touch folding area under multiple bending or folding use. It may be less susceptible to damage, which in turn makes it more durable. In addition, the disclosure further provides a plurality of touch folding area settings, which can effectively improve the convenience of using the touch panel.

The present disclosure has been disclosed in the above embodiments, but it is not intended to limit the disclosure, and any person skilled in the art can make some changes and refinements without departing from the spirit and scope of the disclosure. The scope of the disclosure is to be determined by the scope of the appended claims.

D‧‧‧Distance

I-I’‧‧‧ cut line

10a‧‧‧Touch panel

100‧‧‧Substrate

110‧‧‧First touch area

111‧‧‧First electrode

112‧‧‧second electrode

113, 123‧‧‧Insulation liner

120‧‧‧Second touch area

121‧‧‧ third electrode

122‧‧‧fourth electrode

130‧‧‧First touch folding area

Claims (26)

A foldable touch panel includes: a substrate, a first touch area, a second touch area, and a first touch fold area, wherein the first touch fold area is disposed on the first touch Between the area and the second touch area, the plurality of first electrodes and the plurality of second electrodes are disposed on the first touch area on the substrate, and the first electrodes and the second electrodes intersect each other. And the first electrode is extended from the first touch area to the first touch fold area; and the plurality of third electrodes and the plurality of fourth electrodes are disposed on the second touch area on the substrate, The third electrodes and the fourth electrodes intersect each other, and the third electrodes extend from the second touch region to the first touch fold region, and the first electrodes and the third electrodes do not intersect each other. And the ratio of the length of the side of the touch panel to the distance between the first touch area and the second touch area is between 9.5 and 95, wherein each of the first electrodes and each of the first electrodes The third electrodes are staggered with each other in the first touch folding area. The touch panel of claim 1, wherein each of the first electrodes further comprises at least one first sub-electrode in the first touch fold region, and the at least one first sub-electrode is configured by the first electrode And extending to the adjacent third electrodes, each of the third electrodes further includes at least one third sub-electrode in the first touch fold region, and the at least one third sub-electrode is adjacent to the third electrode The first electrodes extend. The touch panel of claim 2, wherein the first sub-electrodes and the third sub-electrodes are staggered with each other. The touch panel of claim 1, further comprising a first compensation electrode, The first touch folding area is disposed between the first electrodes and the third electrodes. The touch panel of claim 4, wherein the first compensation electrode further comprises a plurality of first compensation sub-electrodes, and a part of the first compensation sub-electrodes are used by the first compensation electrode to the first touch The direction of the region extends between the adjacent first electrodes, and the other portions of the first compensation sub-electrodes extend from the first compensation electrode toward the second touch region, and are adjacent to each other. Between some of the third electrodes. In the touch panel of claim 5, each of the first electrodes further includes at least one first sub-electrode in the first touch fold region, and each of the first compensating sub-electrodes is between the at least one Between the first sub-electrode and each of the first electrodes, each of the third electrodes further includes at least one third sub-electrode in the first touch fold region, and each of the first compensating sub-electrodes is between the at least one The third sub-electrode is interposed between each of the third electrodes. The touch panel of claim 6, wherein each of the first compensating sub-electrodes further comprises a plurality of second compensating sub-electrodes, and a part of the second compensating sub-electrodes are respectively formed by the first compensating sub-electrodes And extending to the first sub-electrode and each of the first electrodes, and between the adjacent first sub-electrodes and each of the first electrodes, and the other portion of the second compensating sub-electrodes The first compensating sub-electrode extends toward the third sub-electrode and each of the third electrodes, and is between the adjacent third sub-electrodes and each of the third electrodes. The touch panel of claim 7, wherein each of the first electrodes further comprises a plurality of second sub-electrodes in the first touch fold region, and a part of the second sub-electrodes are each of the plurality of sub-electrodes An electrode extends toward the adjacent first compensating sub-electrodes, and the other of the second sub-electrodes extends from the first sub-electrodes toward the adjacent first compensating sub-electrodes. Each of the third electrodes further includes a plurality of fourth sub-electrodes in the first touch fold region, and a portion of the fourth sub-electrodes are extended from the second electrodes to adjacent ones of the first compensating sub-electrodes The other portion of the fourth sub-electrodes extends from the second sub-electrodes toward the adjacent first compensating sub-electrodes. The touch panel of claim 8, wherein each of the second sub-electrodes and each of the second compensating sub-electrodes are staggered with each other, and each of the fourth sub-electrodes and each of the second compensators The electrodes are staggered with each other. The touch panel of claim 4, further comprising a second compensation electrode disposed in the first touch fold region and interposed between the first compensation electrode and the third electrodes. The touch panel of claim 10, wherein the first compensation electrode further comprises a plurality of first compensation sub-electrodes, each of the first compensation sub-electrodes from the first compensation electrode to the first touch The second compensation electrode further includes a plurality of third compensation sub-electrodes, and each of the third compensation sub-electrodes is moved from the second compensation electrode to the second The touch area extends and is interposed between the adjacent third electrodes. The touch panel of claim 11, wherein each of the first electrodes further comprises at least one first sub-electrode in the first touch fold region, and each of the first compensating sub-electrodes is interposed therebetween Each of the first sub-electrodes and each of the first electrodes further includes at least one third sub-electrode in the first touch fold region, and each of the third compensating sub-electrodes is interposed therebetween. Some third sub-electrodes are interposed between each of the third electrodes. The touch panel of claim 12, wherein each of the first compensating sub-electrodes further comprises a plurality of second compensating sub-electrodes, each of the second compensating sub-electrodes being each of the first compensating sub-electrodes Extending to each of the first sub-electrodes and each of the first electrodes, and adjacent to each other Between each of the first sub-electrodes and each of the first electrodes, the third compensating sub-electrode further includes a plurality of fourth compensating sub-electrodes, and each of the fourth compensating sub-electrodes is formed by each of the third compensating sub-electrodes And extending to each of the third sub-electrodes and each of the third electrodes, and between the adjacent third sub-electrodes and each of the third electrodes. The touch panel of claim 13 , wherein each of the first electrodes further comprises a plurality of second sub-electrodes in the first touch fold region, and a part of the second sub-electrodes are each of the plurality of sub-electrodes An electrode extends toward the adjacent first compensating sub-electrodes, and another portion of the second sub-electrodes are extended from the first sub-electrodes to the adjacent first compensating sub-electrodes, each of the third sub-electrodes The first touch folding area further includes a plurality of fourth sub-electrodes, and a part of the fourth sub-electrodes are extended from the third electrodes to the adjacent third compensating sub-electrodes, and the other part is the fourth The sub-electrodes are extended from the third sub-electrodes to the adjacent third compensating sub-electrodes. The touch panel of claim 14, wherein each of the second sub-electrodes and each of the second compensating sub-electrodes are staggered with each other, each of the fourth sub-electrodes and each of the fourth compensators The electrodes are staggered with each other. The touch panel of claim 10, wherein a distance between the first compensation electrode and the second compensation electrode is between 0.01 mm and 5 mm. The touch panel of claim 1, wherein the first electrodes and the third electrodes comprise a metal mesh layer, a nano conductive material layer, a transparent conductive oxide layer, a polymer conductive layer, and The group of its combination. The touch panel of claim 1, further comprising a plurality of first compensation electrodes and a plurality of second compensation electrodes disposed in the first touch fold region, between the first electrodes Between the pole and the third electrodes, and each of the first compensation electrodes is electrically independent from each other, and each of the second compensation electrodes is electrically independent of each other. The touch panel of claim 18, wherein each of the first compensation electrodes further comprises at least one first compensation sub-electrode, and the at least one first compensation sub-electrode is disposed by each of the first compensation electrodes The first touch area extends between the adjacent first electrodes, and each of the second compensation electrodes further includes at least one third compensation sub-electrode, and the at least one third compensation sub-electrode The second compensation electrode extends toward the second touch area and is between the adjacent third electrodes. The touch panel of claim 19, wherein each of the first electrodes further comprises at least one first sub-electrode in the first touch fold region, and each of the first compensating sub-electrodes is at least Between a first sub-electrode and each of the first electrodes, each of the third electrodes further includes at least one third sub-electrode in the first touch fold region, and each of the third compensating sub-electrodes is at least A third sub-electrode is interposed between each of the third electrodes. The touch panel of claim 20, wherein each of the first compensating sub-electrodes further comprises a plurality of second compensating sub-electrodes, each of the second compensating sub-electrodes being each of the first compensating sub-electrodes And extending between the first sub-electrode and each of the first electrodes, and between the adjacent first sub-electrodes and each of the first electrodes, each of the third compensating sub-electrodes further comprises a plurality of a fourth compensating sub-electrode, each of the fourth compensating sub-electrodes extending from the third compensating sub-electrodes to the third sub-electrode and each of the third electrodes, and adjacent to the third sub-sub The electrode is interposed between each of the third electrodes. The touch panel of claim 1, further comprising a third touch area and a second touch fold area, wherein the second touch fold area is disposed in the second touch area and the third touch And a plurality of fifth electrodes and a plurality of sixth electrodes disposed on the third touch area on the substrate, the fifth electrodes and the sixth electrodes intersect each other, and the fifth The third electrode extends from the third touch area to the second touch fold area, and the third electrodes extend from the second touch area to the second touch fold area, and the third electrodes and the fifth The electrodes do not intersect each other, and the ratio of the length of either side of the touch panel to the distance between the second touch area and the third touch area is between 9.5 and 95. The touch panel of claim 22, further comprising a fourth touch area and a third touch fold area, wherein the third touch fold area is disposed in the third touch area and the fourth And the plurality of seventh electrodes and the plurality of eighth electrodes are disposed on the fourth touch area on the substrate, the seventh electrodes and the eighth electrodes intersect each other, and the plurality of The seventh electrode extends from the fourth touch area to the third touch fold area, and the fifth electrodes extend from the third touch area to the third touch fold area, and the fifth electrodes and the first The seven electrodes do not intersect each other, and the ratio of the length of either side of the touch panel to the distance between the third touch area and the fourth touch area is between 9.5 and 95. The touch panel of claim 1 further includes a third touch area and a second touch fold area, the second touch fold area intersecting the first touch fold area, and the The second touch folding area is disposed between the second touch area and the third touch area; and the plurality of fifth electrodes and the plurality of sixth electrodes are disposed on the third touch area on the substrate, The fifth electrodes and the sixth electrodes intersect each other, and the fifth electrodes extend from the third touch area to the first touch fold area, and the sixth electrodes are extended by the third touch area The fourth electrode extends from the second touch area to the second touch fold area, and the fourth electrodes and the sixth electrodes do not intersect each other, and the first The electrode and the fifth electrodes do not intersect each other, and the ratio of the length of either side of the touch panel to the distance between the second touch area and the third touch area is between 9.5 and 95. The touch panel of claim 24, further comprising a fourth touch area and a third touch fold area, the third touch fold area intersecting the first touch fold area, and the The third touch folding area is disposed between the first touch area and the fourth touch area; and the plurality of seventh electrodes and the plurality of eighth electrodes are disposed on the fourth touch area on the substrate, The seventh electrodes and the eighth electrodes intersect with each other, and the seventh electrodes extend from the fourth touch area to the first touch fold area, and the eighth electrodes are extended by the fourth touch area The second electrode extends from the first touch area to the third touch fold area, and the second electrodes and the eighth electrodes do not intersect each other, and the fifth The electrode and the seventh electrodes do not intersect each other, and the ratio of the length of either side of the touch panel to the distance between the first touch area and the fourth touch area is between 9.5 and 95. The touch panel of claim 1, wherein the first touch folding area further comprises at least one non-touch area.