CN208283964U - A kind of optical finger print mould group, display screen and terminal device - Google Patents
A kind of optical finger print mould group, display screen and terminal device Download PDFInfo
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- CN208283964U CN208283964U CN201820474959.2U CN201820474959U CN208283964U CN 208283964 U CN208283964 U CN 208283964U CN 201820474959 U CN201820474959 U CN 201820474959U CN 208283964 U CN208283964 U CN 208283964U
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- mould group
- chip
- finger print
- optical finger
- print mould
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Abstract
The utility model embodiment discloses a kind of optical finger print mould group, display screen and terminal device, is related to field of communication technology, the complete machine thickness space to solve the problems, such as to occupy because optical finger print mould group thickness is thicker in the prior art is larger.This method comprises: support baseboard, and be set to the flexible circuit board of the fringe region of the first surface of the support baseboard and be set to the chip of the central area of the first surface, which is the region on the first surface in addition to the fringe region；Wherein, which is electrically connected with the chip.The program is applied particularly in the scene for shielding lower fingerprint recognition.
Description
Technical field
The utility model embodiment is related to field of communication technology more particularly to a kind of optical finger print mould group, display screen and end
End equipment.
Background technique
With the continuous development of terminal technology, fingerprint identification function using more and more extensive.In order to improve terminal device
Screen accounting, make user it is more convenient use fingerprint identification function, fingerprint identification technology is identified by traditional capacitance type fingerprint
It is changed into the lower fingerprint recognition of screen.
Shield lower fingerprint recognition at present and mostly use optical finger print scheme, i.e., optical finger print mould group is attached to the display module of complete machine
The back side.But since optical finger print mould group thickness is thicker, the complete machine thickness space occupied is larger.
Utility model content
The utility model embodiment provides a kind of optical finger print mould group, display screen and terminal device, to solve the prior art
The larger problem of the middle complete machine thickness space occupied because optical finger print mould group thickness is thicker.
In order to solve the above-mentioned technical problem, the utility model is realized in this way:
In a first aspect, the utility model embodiment provides a kind of optical finger print mould group, comprising:
Support baseboard, and be set to the flexible circuit board of the fringe region of the first surface of the support baseboard and be set to
The chip of the central area of the first surface, the central area are the region on the first surface in addition to the fringe region；
Wherein, which is electrically connected with the chip.
Second aspect, the utility model embodiment provide a kind of display screen, and the display screen includes such as first aspect institute
The optical finger print mould group stated.
The third aspect, the utility model embodiment provide a kind of terminal device, and the terminal device includes such as first party
Optical finger print mould group described in face, or the display screen as described in second aspect.
In the utility model embodiment, optical finger print mould group includes: support baseboard, and is set to the support baseboard
The chip of the flexible circuit board of the fringe region of first surface and the central area for being set to the first surface, which is
Region on the first surface in addition to the fringe region；Wherein, which is electrically connected with the chip.Pass through the party
Case, since flexible circuit board and chip are respectively arranged at the edge and central area of the first surface of support baseboard, compared to existing
Have in technology, flexible circuit board is set on support baseboard, and chip is set on flexible circuit board, can reduce optical finger print mould
The thickness of group, so that it is biggish to solve the complete machine thickness space occupied in the prior art because optical finger print mould group thickness is thicker
Problem.
Detailed description of the invention
Fig. 1 is one of the structural schematic diagram of optical finger print mould group provided by the embodiment of the utility model；
Fig. 2 is the second structural representation of optical finger print mould group provided by the embodiment of the utility model；
Fig. 3 is the third structural representation of optical finger print mould group provided by the embodiment of the utility model；
Fig. 4 is the schematic diagram of the first surface of the support baseboard of optical finger print mould group provided by the embodiment of the utility model.
Appended drawing reference:
11- support baseboard, 12- flexible circuit board, 13- chip, 14- shell, 15- filter layer, 16- conducting wire；111- support
The fringe region of the first surface of bottom plate, the central area of the first surface of 112- support baseboard；141- transparent cover plate, 142- branch
Frame.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
It clearly and completely describes, it is clear that the embodiments are a part of the embodiments of the present invention, rather than whole implementation
Example.Based on the embodiments of the present invention, those of ordinary skill in the art are obtained without creative efforts
The every other embodiment obtained, fall within the protection scope of the utility model.
Term " first ", " second ", " third " and " the 4th " in the specification and claims of the utility model etc.
It is rather than to be used for the particular order of description object for distinguishing different objects.For example, the first input, the second input, third
Input and the 4th input etc. are the particular orders for distinguishing different inputs, rather than for describe to input.
In the utility model embodiment, " illustrative " or " such as " etc. words for indicate make example, illustration or say
It is bright.Be described as in the utility model embodiment " illustrative " or " such as " any embodiment or design scheme should not be by
It is construed to than other embodiments or design scheme more preferably or more advantage.Specifically, " illustrative " or " example are used
Such as " word is intended to that related notion is presented in specific ways.
In the description of the utility model embodiment, unless otherwise indicated, the meaning of " plurality " is refer to two or two
More than, for example, multiple processing units refer to two or more processing unit；Multiple element refers to two or two
Above element etc..
Illustratively, refering to what is shown in Fig. 1, optical finger print mould group in the prior art includes: support baseboard 11, it is set to this
Flexible circuit board 12 on support baseboard 11,13 He of chip being set on the central area of the upper surface of the flexible circuit board 12
The shell 14 being set on the fringe region of the upper surface of the flexible circuit board 12, and be set on the chip 13, and be located at
Filter layer 15 in the shell 14, wherein the flexible circuit board 12 is electrically connected with the chip 13 by conducting wire 16.
The utility model embodiment provides a kind of optical finger print mould group, since flexible circuit board and chip are respectively arranged at branch
Support bottom plate first surface edge and central area, compared with the prior art in, flexible circuit board is set on support baseboard,
Chip is set on flexible circuit board, can reduce the thickness of optical finger print mould group, to reduce the thickness of complete machine.
Optics provided by the embodiment of the utility model is referred to referring to each attached drawing provided by the embodiment of the utility model
Line mould group is illustratively illustrated.
The utility model embodiment provides a kind of optical finger print mould group, with reference to shown in Fig. 2 or Fig. 3, the optical finger print mould
Group planing surface side view, comprising: support baseboard 11, and be set to the first surface of the support baseboard 11 fringe region it is soft
Property circuit board 12 and be set to the first surface central area chip 13, the central area be the first surface on remove the side
Region except edge region, wherein the flexible circuit board 12 is electrically connected with the chip 13.
The first surface of the support baseboard 11 is the upper surface of the support baseboard 11 in Fig. 2.Refering to what is shown in Fig. 4, the support
The first surface of bottom plate 11 includes fringe region 111 and central area 112, the thickness of the fringe region on each side of the first surface
Degree may be the same or different, and determine with specific reference to actual needs, and the utility model embodiment is not construed as limiting.The chip 13
Entire central area 112 can be accounted for, a part of central area 112 can also be only accounted for, the chip 13 is in central area 112
Position, the utility model embodiment are not construed as limiting.Illustratively, the flexible circuit board 12 and the chip 13 can pass through conducting wire 16
Electrical connection, conducting wire 16 can be plain conductor, further, can be exposed plain conductor, be also possible to have protection shell
Plain conductor；Such as plain conductor can be gold thread.The mode that the flexible circuit board 12 is electrically connected with the chip 13, this is practical
New embodiment is not construed as limiting.
It should be understood that between the support baseboard 11 and the flexible circuit board 12 and the support baseboard 11 and the core
2 (not shown) of adhesive layer 1 and adhesive layer is also respectively present between piece 13.For example, the adhesive layer 1 and the adhesive layer 2 can be with
It is certain joint adhesive, is also possible to others.The adhesive layer 1 and the adhesive layer 2 may be the same or different, specific root
It is determined according to actual conditions.The thickness and adhesive layer 1 of the thickness of support baseboard 11, the thickness of flexible circuit board 12 and chip 13
Thickness and the thickness of adhesive layer 2 set all in accordance with actual conditions, the utility model embodiment is not construed as limiting.
In this way, compared with prior art, the structure of optical finger print mould group provided by the embodiment of the utility model can at least drop
The thickness of adhesive layer between less flexible circuit board and support baseboard and flexible circuit board, to reduce complete machine thickness space.
Optionally, refering to what is shown in Fig. 3, being arranged fluted on the central area 112, which is located in the groove.It is recessed
Slot can account for entire central area 112, can also only account for a part of central area 112, and the groove is in central area 112
Position, the utility model embodiment is not construed as limiting.The chip 13 can account for entire groove, can also only account for one of groove
Point, and the position of the chip 13 in groove, the utility model embodiment are not construed as limiting.
In this way, compared with prior art, the structure of optical finger print mould group provided by the embodiment of the utility model can be further
Ground reduces thickness, to reduce complete machine thickness space.
Optionally, refering to what is shown in Fig. 2, the optical finger print mould group further include: be set on the flexible circuit board 12, and surround
The transparent shell 14 of the chip 13.I.e. the shell 14 is made of transparent material, for example, can be by glass or plastic or other material
It is made, the utility model embodiment is not construed as limiting.
Optionally, refering to what is shown in Fig. 3, the optical finger print mould group further include: be set on the flexible circuit board 12, and surround
The shell 14 of the chip 13.The shell 14 includes transparent cover plate 141 and the bracket 142 for supporting the transparent cover plate 141, the transparency cover
The material of plate 141 can be glass, be also possible to plastics etc., the utility model embodiment is not construed as limiting.The material of the bracket 142
As long as the material of the transparent cover plate 141 can be supported to be ok, the utility model embodiment is not construed as limiting.The transparent cover plate 141
It is oppositely arranged with the photosensitive region of the chip 13.The intermediate region of usual chip is photosensitive region, the upper following table of transparent cover plate 141
The area in face can be equal to, and can also be greater than the area of the photosensitive region of the chip 13.
With reference to shown in Fig. 2 or Fig. 3, there are a safe distance between the inner surface of the shell 14 and the upper surface of chip 13,
It is set with specific reference to actual conditions, the utility model embodiment is not construed as limiting.Between the shell 14 and the flexible circuit board 12
There is also 3 (not shown) of adhesive layer, which can be certain joint adhesive, and can be with adhesive layer 1 or adhesive layer 2
It is identical, it can also be different, specifically determines according to actual conditions, the utility model embodiment is not construed as limiting.
Shell can play the protective effect to chip etc., sealing function etc..The local setting of shell be it is transparent, can be with
Reduce light pollution etc..
Optionally, with reference to shown in Fig. 2 or Fig. 3, the optical finger print mould group further include: be set on the chip 13, and be located at
Filter layer 15 in the shell 14.I.e. the filter layer 15 is affixed on the chip 13, and be affixed on the chip 13 upper surface it is photosensitive
On region.There is also 4 (not shown) of adhesive layer between the filter layer 15 and the chip 13, which can be certain
Joint adhesive, and may be the same or different with adhesive layer 1 or adhesive layer 2 or adhesive layer 3, specifically according to the actual situation really
Fixed, the utility model embodiment is not construed as limiting.
Optionally, optical finger print mould group further include: be set to 13 top of chip, and be located at 14 inner surface of shell
Filter layer 15.That is the filter layer 15 inner surface that is affixed on the shell 14, between the filter layer 15 and the inner surface of the shell 14 also
There are 5 (not shown) of adhesive layer, which can be certain joint adhesive, and with adhesive layer 1 or adhesive layer 2 or bonding
Layer 3 may be the same or different, and specifically determines according to actual conditions, the utility model embodiment is not construed as limiting.
The filter layer 15 can also be set to any position between the chip 13 and 14 inner surface of shell, this is practical new
Type embodiment is not construed as limiting.
Optionally, which can be filter coating piece, as filter coating or optical filter etc., the utility model embodiment
It is not construed as limiting.
In this way, the wavelength that the chip 13 does not need acquisition can be filtered out by the way that optical filter is arranged to optical finger print mould group
Light, the interference so as to avoid these light to the acquisition of the chip 13 improves the accuracy of fingerprint collecting.
Optionally, which is steel plate, for example, reinforcement steel plate.The support baseboard 11 can be stiffening plate, mend
Strong plate is called Stiffeners, stiffening plate, reinforcing plate, and support plate protects strong plate, reinforcing rib.Stiffening plate and flexible circuit board cooperate
It uses, the intensity of plugging position can be improved, facilitate the overall package of product.The support baseboard 11 may be that other have firmly
Spend big, high temperature resistant, the support plate for being unlikely to deform characteristic.
Optical finger print mould group provided by the embodiment of the utility model, since flexible circuit board and chip are respectively arranged at support
The edge and central area of the first surface of bottom plate, compared with the prior art in, flexible circuit board is set on support baseboard, core
Piece is set on flexible circuit board, can reduce the thickness of optical finger print mould group, to reduce the thickness of complete machine.
The utility model embodiment provides a kind of display screen, which may include optics provided by the above embodiment
Fingerprint mould group.For example, may refer in above-described embodiment to the associated description of optical finger print mould group as shown in Figures 2 to 4, this
Place repeats no more.
Display screen provided by the embodiment of the utility model, since flexible circuit board and chip are respectively arranged at support baseboard
The edge and central area of first surface, compared with the prior art in, flexible circuit board is set on support baseboard, chip setting
In on flexible circuit board, the thickness of optical finger print mould group can be reduced, to reduce the thickness of complete machine.
The utility model embodiment provides a kind of terminal device, which may include provided by the above embodiment
Optical finger print mould group or display screen.For example, may refer in above-described embodiment to optical finger print mould as shown in Figures 2 to 4
The associated description of group, details are not described herein again.
Optionally, in the utility model embodiment, terminal device can be mobile terminal device, such as mobile phone, plate electricity
Brain, laptop, palm PC, car-mounted terminal, wearable device, Ultra-Mobile PC (ultra-mobile
Personal computer, UMPC), net book or personal digital assistant (personal digital assistant,
PDA) etc..Terminal device may be immobile terminal equipment, such as personal computer (personal computer, PC), electricity
Depending on machine (television, TV), automatic teller machine or self-service machine etc., can specifically be determined according to actual use demand, this is practical new
Type embodiment is not construed as limiting.
Terminal device provided by the embodiment of the utility model, since flexible circuit board and chip are respectively arranged at support baseboard
First surface edge and central area, compared with the prior art in, flexible circuit board is set on support baseboard, and chip is set
It is placed on flexible circuit board, the thickness of optical finger print mould group can be reduced, to reduce the thickness of complete machine.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or the device that include a series of elements not only include those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or device institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including being somebody's turn to do
There is also other identical elements in the process, method of element, article or device.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can be realized by means of software and necessary general hardware platform, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on this understanding, the technical solution of the utility model is substantially in other words to existing skill
The part that art contributes can be embodied in the form of software products, which is stored in a storage and is situated between
In matter (such as ROM/RAM, magnetic disk, CD), including some instructions are used so that mobile terminal (it can be mobile phone, computer,
Server, air conditioner or network equipment etc.) execute method described in each embodiment of the utility model.
The embodiments of the present invention are described above in conjunction with attached drawing, but the utility model is not limited to
The specific embodiment stated, the above mentioned embodiment is only schematical, rather than restrictive, this field it is common
Technical staff is not departing from the utility model aims and scope of the claimed protection situation under the enlightenment of the utility model
Under, many forms can be also made, are belonged within the protection of the utility model.
Claims (10)
1. a kind of optical finger print mould group characterized by comprising
Support baseboard, and be set to the flexible circuit board of the fringe region of the first surface of the support baseboard and be set to institute
The chip of the central area of first surface is stated, the central area is the area on the first surface in addition to the fringe region
Domain；
Wherein, the flexible circuit board is electrically connected with the chip.
2. optical finger print mould group according to claim 1, which is characterized in that fluted, institute is arranged on the central area
Chip is stated to be located in the groove.
3. optical finger print mould group according to claim 1, which is characterized in that further include: it is set to the flexible circuit board
On, and surround the transparent shell of the chip.
4. optical finger print mould group according to claim 1, which is characterized in that further include: it is set to the flexible circuit board
On, and surround the shell of the chip；
The shell includes transparent cover plate and the bracket for supporting the transparent cover plate, and the transparent cover plate is photosensitive with the chip
Region is oppositely arranged.
5. optical finger print mould group according to claim 3, which is characterized in that further include: it is set on the chip, and position
Filter layer in the shell；
Alternatively, being set to above the chip, and it is located in the shell the filter layer on surface.
6. optical finger print mould group according to claim 4, which is characterized in that further include: it is set on the chip, and position
Filter layer in the shell；
Alternatively, being set to above the chip, and it is located in the shell the filter layer on surface.
7. optical finger print mould group according to claim 5 or 6, which is characterized in that the filter layer is optical filtering diaphragm.
8. optical finger print mould group according to claim 1, which is characterized in that the support baseboard is steel plate.
9. a kind of display screen, which is characterized in that the display screen includes optical finger print as claimed in any one of claims 1 to 8
Mould group.
10. a kind of terminal device, which is characterized in that the terminal device includes optics as claimed in any one of claims 1 to 8
Fingerprint mould group or display screen as claimed in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820474959.2U CN208283964U (en) | 2018-04-04 | 2018-04-04 | A kind of optical finger print mould group, display screen and terminal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820474959.2U CN208283964U (en) | 2018-04-04 | 2018-04-04 | A kind of optical finger print mould group, display screen and terminal device |
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| Publication Number | Publication Date |
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| CN208283964U true CN208283964U (en) | 2018-12-25 |
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| CN201820474959.2U Active CN208283964U (en) | 2018-04-04 | 2018-04-04 | A kind of optical finger print mould group, display screen and terminal device |
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Cited By (13)
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| CN109725681A (en) * | 2018-12-27 | 2019-05-07 | Oppo广东移动通信有限公司 | Electronic equipment |
| CN109791610A (en) * | 2018-12-29 | 2019-05-21 | 深圳市汇顶科技股份有限公司 | Fingerprint identification device and electronic equipment |
| CN109791611A (en) * | 2018-12-29 | 2019-05-21 | 深圳市汇顶科技股份有限公司 | Fingerprint identification device and electronic equipment |
| CN109815891A (en) * | 2019-01-22 | 2019-05-28 | 上海思立微电子科技有限公司 | For shielding the identification mould group and electronic equipment of lower optical finger print |
| CN109844765A (en) * | 2019-01-14 | 2019-06-04 | 深圳市汇顶科技股份有限公司 | Fingerprint identification device and electronic equipment |
| CN109863507A (en) * | 2019-01-23 | 2019-06-07 | 深圳市汇顶科技股份有限公司 | Fingerprint identification device and electronic equipment |
| CN110036396A (en) * | 2019-03-01 | 2019-07-19 | 深圳市汇顶科技股份有限公司 | Fingerprint identification device and electronic equipment |
| CN110059626A (en) * | 2019-04-18 | 2019-07-26 | 维沃移动通信有限公司 | A kind of terminal device |
| CN110071994A (en) * | 2019-04-25 | 2019-07-30 | Oppo广东移动通信有限公司 | Electronic equipment |
| CN110399015A (en) * | 2019-07-31 | 2019-11-01 | 维沃移动通信有限公司 | A kind of display module and mobile terminal |
| CN110770749A (en) * | 2019-03-21 | 2020-02-07 | 深圳市汇顶科技股份有限公司 | Fingerprint identification device and electronic equipment |
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| US11917763B2 (en) | 2018-12-13 | 2024-02-27 | Shenzhen GOODIX Technology Co., Ltd. | Fingerprint identification apparatus and electronic device |
| CN109725681A (en) * | 2018-12-27 | 2019-05-07 | Oppo广东移动通信有限公司 | Electronic equipment |
| CN109725681B (en) * | 2018-12-27 | 2022-01-28 | Oppo广东移动通信有限公司 | Electronic device |
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| CN109791610A (en) * | 2018-12-29 | 2019-05-21 | 深圳市汇顶科技股份有限公司 | Fingerprint identification device and electronic equipment |
| CN109791611A (en) * | 2018-12-29 | 2019-05-21 | 深圳市汇顶科技股份有限公司 | Fingerprint identification device and electronic equipment |
| US11232317B2 (en) | 2018-12-29 | 2022-01-25 | Shenzhen GOODIX Technology Co., Ltd. | Fingerprint identification apparatus and electronic device |
| US11222190B2 (en) | 2018-12-29 | 2022-01-11 | Shenzhen GOODIX Technology Co., Ltd. | Fingerprint identification apparatus and electronic device |
| CN109791610B (en) * | 2018-12-29 | 2021-04-27 | 深圳市汇顶科技股份有限公司 | Fingerprint identification device and electronic equipment |
| CN109844765A (en) * | 2019-01-14 | 2019-06-04 | 深圳市汇顶科技股份有限公司 | Fingerprint identification device and electronic equipment |
| CN109815891A (en) * | 2019-01-22 | 2019-05-28 | 上海思立微电子科技有限公司 | For shielding the identification mould group and electronic equipment of lower optical finger print |
| CN109863507A (en) * | 2019-01-23 | 2019-06-07 | 深圳市汇顶科技股份有限公司 | Fingerprint identification device and electronic equipment |
| CN110036396B (en) * | 2019-03-01 | 2021-04-02 | 深圳市汇顶科技股份有限公司 | Fingerprint identification device and electronic equipment |
| CN110036396A (en) * | 2019-03-01 | 2019-07-19 | 深圳市汇顶科技股份有限公司 | Fingerprint identification device and electronic equipment |
| EP3739508A4 (en) * | 2019-03-21 | 2020-12-30 | Shenzhen Goodix Technology Co., Ltd. | Fingerprint identification apparatus and electronic device |
| CN110770749A (en) * | 2019-03-21 | 2020-02-07 | 深圳市汇顶科技股份有限公司 | Fingerprint identification device and electronic equipment |
| CN110059626B (en) * | 2019-04-18 | 2021-12-14 | 维沃移动通信有限公司 | Terminal equipment |
| CN110059626A (en) * | 2019-04-18 | 2019-07-26 | 维沃移动通信有限公司 | A kind of terminal device |
| CN110799990A (en) * | 2019-04-22 | 2020-02-14 | 深圳市汇顶科技股份有限公司 | Fingerprint identification device and electronic equipment |
| CN110799990B (en) * | 2019-04-22 | 2023-09-12 | 深圳市汇顶科技股份有限公司 | Fingerprint identification device and electronic equipment |
| CN110071994A (en) * | 2019-04-25 | 2019-07-30 | Oppo广东移动通信有限公司 | Electronic equipment |
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