KR20160109248A - Cover sensing device and electronic device therewith - Google Patents

Abstract

Disclosed is a cover sensing device provided in electronic devices. The disclosed device includes: an electronic device having a sensor; a first cover opening and closing a front side of the electronic device; and a second cover detachably coupled to a rear side of the electronic device, wherein the first cover and the second cover contain a first and a second magnetic material respectively. According to the present invention, the state of each cover is sensed by motions with the sensors. Various embodiments of the present invention are possible.

Description

TECHNICAL FIELD [0001] The present invention relates to a cover sensing device and an electronic device having the cover sensing device.

Various embodiments of the present invention are directed to an outer cover for protecting an electronic device, and more particularly to an apparatus for sensing the condition of a cover.

In the era of multimedia, a variety of portable electronic devices are emerging, and in the future, users of electronic devices that are more portable and easier to use will be widened. For example, a growing number of users are using smartphones or tablet PCs with improved user interface (UI) / UX (User Experience) environments.

On the other hand, such an electronic device can be carried with various types of accessories together. Examples of various types of accessories include a USB device as a storage device, and a cradle for easily viewing (DMB mode or TV mode) the cradle by tilting the electronic device. The cradle serves as a wallet while protecting the electronic device, An outer cover for performing a mounting function can be provided.

The outer cover is provided to protect the electronic device from impact such as dropping, which often occurs during carrying, and to protect the display disposed on the front side. In addition to the impact absorption, the outer cover can be configured in various colors and designs to show the user's personality. In order to recognize the open / closed state of the electronic device, the external cover is mounted with a magnet on a cover that covers the display, and a sensor is mounted on the electronic device to recognize the open / close state of the cover.

However, even if there is no device for recognizing the state of the battery cover of the electronic device or there is a structure using a separate sensor and magnet, there is a problem in terms of unit price and mounting property.

Various embodiments of the present invention are directed to an apparatus that can recognize various states of a cover.

Also, in various embodiments of the present invention, the first and second magnetic materials may be mounted on the first and second covers, respectively, and the magnetic force may be sensed by one sensor to recognize the states of the first and second covers simultaneously .

In addition, various embodiments of the present invention provide an apparatus that can secure a first cover to a second cover using first and second magnetic materials.

Various embodiments of the present invention provide an electronic device having a sensor; A first cover for opening / closing the front surface of the electronic device; And a second cover detachable from the back surface of the electronic device, wherein the first and second covers have first and second magnetic materials, respectively, and the cover state can be respectively detected by the operation with the sensor.

Various embodiments of the present invention are directed to an electronic device comprising: a display disposed on a front surface of the electronic device; A rear case disposed on a rear surface of the electronic device; A first cover for opening and closing the display; And a second cover attached to and detached from the rear surface of the electronic device to open and close the rear case, wherein a magnetic sensor is disposed on the electronic device substrate, a first magnetic material is disposed on the first cover, The two magnetic materials are disposed, and the state of the first and second covers can be recognized by sensing the magnetic sensor.

Various embodiments of the present invention provide an electronic device having a sensor; And a cover detachable by the coupling structure in the electronic device, wherein the coupling structure includes a magnetic material, and the cover engagement state or the non-engagement state can be detected by the operation of the coupling structure and the sensor.

The various embodiments of the present invention can simultaneously grasp the cover state of the outer cover provided in the electronic device, for example, the open / close state of the first cover and the coupled state of the second cover using one sensor and two magnetic materials.

In particular, various embodiments of the present invention may secure the first cover to the second cover.

In addition, the magnets according to various embodiments of the present invention can distinguish not only the magnetic flux intensity but also the magnet polarity, so that various cover states can be recognized.

1 is a perspective view illustrating a front surface of an electronic device according to various embodiments.
Figure 2 is a perspective view showing the rear side of an electronic device according to various embodiments.
3 is a perspective view showing an electronic device mounted on an outer cover according to various embodiments.
4 is a perspective view showing a state in which the first cover according to various embodiments is opened on the front surface of the electronic device;
5 is a perspective view showing a state in which the first cover according to various embodiments is closed at the front of the electronic device.
6 is a perspective view illustrating an outer cover according to various embodiments.
7 is a view showing an apparatus for recognizing a cover state according to various embodiments of the present invention, in which the first cover is closed on the front surface of the electronic apparatus;
8 is a view showing an apparatus for recognizing a cover state according to various embodiments of the present invention, in which the first cover is in contact with the second cover;
FIG. 9 is a view showing an arrangement state of a first magnetic material and a sensor according to various embodiments of the present invention, in a state as shown in FIG. 7. FIG.
FIG. 10 is a view showing the arrangement state between the second magnetic material and the sensor according to various embodiments of the present invention, in a state as shown in FIG.
FIG. 11 is a view showing an arrangement state between a first magnetic material and a second magnetic material according to various embodiments of the present invention, as shown in FIG. 8. FIG.
Fig. 12 is a front view showing an electronic device rear case, and Fig. 12 (b) is a front view showing a second cover inner surface, after the second cover according to various embodiments of the present invention is separated from the rear surface of the electronic device.
13 is a view showing the relationship between the second magnetic body and the opening formed in the rear case when the second cover is coupled to the rear case of the electronic device according to various embodiments of the present invention.
14 is a view showing a relationship between a second magnetic magnetic material and an opening for a preformed RF connector in the rear case when the second cover is coupled to the rear case of the electronic device according to various embodiments of the present invention.
15 is a view showing an apparatus for recognizing a state of cover engagement and disengagement in a main body according to various embodiments of the present invention.
16 is a view showing an apparatus for recognizing a state of cover engagement and disengagement in a main body according to various embodiments of the present invention.

Hereinafter, various embodiments of the present disclosure will be described with reference to the accompanying drawings. It should be understood, however, that this disclosure is not intended to limit the present disclosure to the particular embodiments, but includes various modifications, equivalents, and / or alternatives of the embodiments of the present disclosure. In connection with the description of the drawings, like reference numerals may be used for similar components.

In this document, the expressions "having," " having, "" comprising," or &Quot;, and does not exclude the presence of additional features.

In this document, the expressions "A or B," "at least one of A or / and B," or "one or more of A and / or B," etc. may include all possible combinations of the listed items . For example, "A or B," "at least one of A and B," or "at least one of A or B" includes (1) at least one A, (2) at least one B, (3) at least one A and at least one B all together.

The terms "first," "second," "first," or "second," etc. used in various embodiments may describe various components in any order and / or importance, Lt; / RTI > The representations may be used to distinguish one component from another. For example, the first user equipment and the second user equipment may represent different user equipment, regardless of order or importance. For example, without departing from the scope of the present disclosure, the first component may be referred to as a second component, and similarly, the second component may be named as the first component.

It is also possible that a component (eg, a first component) is "(operatively or communicatively coupled) / to" another component (eg, a second component) It is to be understood that when an element is referred to as being "connected to ", it is to be understood that the element may be directly connected to the other element or may be connected through another element (e.g., a third element). On the other hand, when it is mentioned that a component (e.g., a first component) is "directly connected" or "directly connected" to another component (e.g., a second component) It can be understood that there is no other component (e.g., a third component) between other components.

The phrase " configured to " as used herein is intended to encompass, depending on the context, for example, having the ability to be suitable for, The present invention may be used interchangeably with "designed to," "adapted to," "made to," or "capable of". The term " configured to (or configured) "may not necessarily mean specifically designed to be" specifically designed. "Instead, in some circumstances, the expression" a device configured to " (Or set) to perform phrases A, B, and C. For example, a processor " configured (or configured) to perform phrases A, B, and C " (E. G., An embedded processor), or a generic-purpose processor (e. G., A CPU or application processor) capable of performing the operations by executing one or more software programs stored in the memory device.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to limit the scope of the other embodiments. The singular expressions may include plural expressions unless the context clearly dictates otherwise. All terms used herein, including technical or scientific terms, may have the same meaning as commonly understood by one of ordinary skill in the art of the present disclosure. Commonly used predefined terms may be interpreted to have the same or similar meaning as the contextual meanings of the related art and are not to be construed as ideal or overly formal in meaning unless expressly defined in this document . In some cases, the terms defined herein may not be construed to exclude embodiments of the present disclosure.

An electronic device in accordance with various embodiments of the present disclosure can be, for example, a smartphone, a tablet personal computer, a mobile phone, a videophone, an electronic book reader e- book reader, a desktop personal computer, a laptop personal computer, a netbook computer, a workstation, a server, a personal digital assistant (PDA), a portable multimedia player (PMP) Player, a mobile medical device, a camera, or a wearable device (e.g. smart glasses, head-mounted-device (HMD)), electronic apparel, electronic bracelets, electronic necklaces, An electronic device, an electronic device, an apparel, an electronic tattoo, a smart mirror, or a smart watch).

1 is a front perspective view of an electronic device according to an embodiment of the present invention. 2 is a rear perspective view of an electronic device according to an embodiment of the present invention.

Referring to FIGS. 1 and 2, a touch screen 190 is disposed at the center of the front surface 100a of the electronic device 100. The touch screen 190 is largely formed to occupy most of the front surface 100a of the electronic device 100. [ 2, an example in which the main screen is displayed on the touch screen 190 is shown. The main home screen is the first screen displayed on the touch screen 190 when the electronic device 100 is powered on. Also, when the electronic device 100 has different pages of different home screens, the main home screen may be the first home screen of the plurality of pages. Short icons (191-1, 191-2, 191-3), main menu change keys (191-4), time, weather, and the like for executing frequently used applications can be displayed on the home screen. The main menu switching key 191-4 displays a menu screen on the touch screen 190. [ A status bar 192 may be provided at the upper portion of the touch screen 190 to indicate the status of the device 100 such as the battery charging status, the intensity of the received signal, and the current time. A home button 161a, a menu button 161b, and a back button 161c may be formed on the lower portion of the touch screen 190.

The home button 161a displays a main home screen on the touch screen 190. [ For example, when the home key 161a is touched while the home screen or the menu screen is displayed on the touch screen 190, the main home screen may be displayed on the touch screen 190 . In addition, when the home button 191a is touched while applications are being executed on the touch screen 190, the main home screen shown in FIG. 2 may be displayed on the touch screen 190. FIG. The home button 161a may also be used to display recently used applications on the touch screen 190 or to display a task manager.

The menu button 161b provides a connection menu that can be used on the touch screen 190. The connection menu may include a widget addition menu, a background screen change menu, a search menu, an edit menu, a configuration menu, and the like. The back button 161c may display a screen that was executed immediately before the currently executed screen, or may terminate the most recently used application.

A first camera 151, an illuminance sensor 170a, and a proximity sensor 170b may be disposed at the edge of the front surface 100a of the electronic device 100. [ A second camera 152, a flash 153, and a speaker 163 may be disposed on the rear surface 100c of the electronic device 100. [

The side 100b of the electronic device 100 may include a power / reset button 160a, a volume button 161b, a terrestrial DMB antenna 141a for broadcasting reception, one or more microphones 162, . The DMB antenna 141a may be fixed to the apparatus 100 or may be removably formed.

Further, a connector 165 is formed on the lower side surface of the electronic device 100. A plurality of electrodes are formed on the connector 165 and may be connected to an external device by wire. An earphone connection jack 167 may be disposed on the upper side of the electronic device 100. An earphone can be inserted into the earphone connection jack 167. The earphone connection jack 167 may be disposed on the lower side of the electronic device 100.

3 to 6, an external cover provided in the electronic device according to various embodiments will be described.

Figure 3 is a perspective view showing an electronic device mounted on a cover according to various embodiments. 4 is a perspective view showing a state in which the first cover according to various embodiments is opened on the front surface of the electronic device; 5 is a perspective view showing a state in which the first cover according to various embodiments is closed at the front of the electronic device. 6 is a perspective view illustrating an outer cover according to various embodiments.

3-6, an electronic device 100 according to one embodiment may include an outer cover. The outer cover may include first and second covers 10 and 20. The outer cover may protect the electronic device 100, and in particular, may include a display 110 or a TSP 110 disposed on the front of the electronic device. The first cover 10 of the outer cover is also referred to as a display cover or a book cover or an upper cover because it protects the display 110 on the front of the electronic device 100. The second cover 20 of the outer cover may be referred to as a lower cover, a back cover, or a battery cover, since it is disposed on the rear side of the electronic device 100. The second cover 20 may be detached from the rear surface of the electronic device 100. The first and second covers 10 and 20 may be connected to each other by a soft material portion 30. However, the first and second covers may not be connected to each other.

A TSP (touch screen) 110 having an information input / output function may be disposed on the front surface of the electronic device 100. A receiver, a camera and sensors are disposed above the touch screen 110, . The touch screen 110 occupies most of the area of the front surface of the electronic device 100.

Here, the first cover 20 and the second cover 20 are similar in size to the overall size of the electronic device 100. That is, the widths of the covers 10 and 20 are substantially the same as or similar to the width and length of the electronic device 100.

The first cover may be folded or unfolded on the front surface of the electronic device, and may be disposed in close contact with the second cover, particularly, by rotating the cover approximately 360 degrees. The second cover 20 may be fixedly coupled to the bottom surface of the electronic device 100. Of course, the second cover 20 is forcibly detachable to replace the battery pack of the electronic device 100 (not shown). When the second cover 20 is made of a hard material and mounted on the bottom surface of the electronic device 100, the second cover 20 occupies most of the area of the bottom surface of the electronic device. Also, the first cover 10 and the second cover 20 may be made of the same material, for example, a flexible material, and the soft material may be made of a leather material for luxury.

7 to 11, a description will be made of a configuration for recognizing the state of an external cover provided in an electronic apparatus according to various embodiments of the present invention.

FIG. 7 is a state in which the first cover is folded over the front surface of the electronic device, that is, the closed state, and FIG. 8 is a state in which the first cover is rotated about 360 degrees from the front surface of the electronic device and is in contact with the second cover. In recognizing the state of the cover according to various embodiments, the states of the first and second covers may be different. The first cover may include a cover closed on the front surface of the electronic device, a cover opened on the front surface, and a cover rotated 360 degrees from the front surface. The state of the second cover may include a cover state coupled to the back of the electronic device and a cover state that is not coupled to the backside.

The electronic device according to various embodiments may include a single sensor disposed on the body, a first magnetic body disposed on the first cover, and a magnetic body disposed on the second cover. The electronic device body may be disposed on a substrate, for example, a Hall IC. The first cover may be disposed at a position where the first magnetic body faces the sensor. The second cover may be disposed at a position where the second magnetic body faces the sensor.

Referring to FIG. 7, in a state where the first cover is closed on the front surface of the electronic device, the first magnetic body and the sensor are located within a predetermined distance, and the sensor can recognize the closed state of the cover. The sensor senses the intensity of the magnetic flux generated by the first magnetic body, and when the sensor detects the intensity of the magnetic flux, the sensor senses that the first cover is closed and outputs the sensed signal to the controller.

In a state in which the second cover is coupled to the rear surface of the electronic device, the second magnetic body and the sensor are located within a predetermined distance, and the sensor can recognize the state in which the second cover is engaged. The sensor senses the intensity of the magnetic flux generated by the second magnetic body. When the magnetic sensor detects the intensity of the magnetic flux more than a predetermined intensity, the sensor senses that the second cover is coupled to the rear surface and outputs the sensed signal to the controller. In other words, the one sensor can provide a signal to sense the states of the first cover and the second cover.

Referring to FIG. 8, when the first cover rotates 360 degrees from the front surface of the electronic device, the first cover is in contact with the second cover. In addition, the first magnetic body rotates 360 degrees and comes into contact with the second magnetic body. The first and second magnetic bodies generate a pulling force due to an opposite polarity, and the second cover maintains a state of being in close contact with the first cover. In the first cover state, the first magnetic body is out of a predetermined distance from the sensor, and the magnetic flux intensity of the first magnetic body can not be detected. Therefore, the controller controls the first cover to be opened State. In addition, the first cover is not fluid and can remain attached to the first cover.

As described above, the first cover can be mounted with the first magnetic body.

FIG. 9 is a view showing a state of arrangement between a first magnetic body and a sensor according to various embodiments of the present invention, in a state as shown in FIG. 7. FIG.

Referring to FIG. 9, the first magnetic body M1 mounted on the first cover according to various embodiments may include an N-pole magnet and an S-pole magnet. The magnet of the N pole and the magnet of the S pole are magnetized to each other to constitute the first magnetic body M1. An N pole magnet may be disposed on the inner surface side of the first cover 10 and a S pole magnet may be disposed on the outer surface side. Also, the N-pole magnet generates a magnetic flux, and the sensor s can sense the magnetic flux intensity of the N-pole. At this time, the sensor s can divide not only the magnetic flux intensity but also the polarity of the magnet so as to output a signal. By the operation of the sensor s, the control unit of the electronic device can recognize that the first cover is folded on the front surface of the electronic device.

10 is a view showing the arrangement state between the second magnetic body and the sensor according to various embodiments of the present invention in a state as shown in FIG.

Referring to FIG. 10, the second magnetic body M2 mounted on the second cover according to various embodiments may include an N-pole magnet and an S-pole magnet. The magnet of the N pole and the magnet of the S pole are magnetized to each other to constitute the second magnetic body M2. An N pole magnet may be disposed on the outer surface side of the second cover 20 and a S pole magnet may be disposed on the inner surface side. Also, the S-pole magnet generates a magnetic flux, and the sensor s can sense the magnetic flux intensity of the S-pole. At this time, the sensor s can divide not only the magnetic flux intensity but also the polarity of the magnet so as to output a signal. By the operation of the sensor, the control unit of the electronic device can recognize that the second cover is coupled to the back of the electronic device.

11 is a view showing the arrangement state between the first magnetic body and the second magnetic body according to various embodiments of the present invention in a state as shown in FIG.

Referring to FIG. 11, when the first cover rotates approximately 360 degrees, the outer surface of the first cover can contact the outer surface of the second cover, and the two outer surfaces face each other. Further, the first magnetic body M1 may face the second magnetic body M2. As described above, the S-pole magnet of the first magnetic body M1 is rotated 360 degrees and can be brought into close contact with the N-pole magnet of the second magnetic body M2. Therefore, the first cover can be kept in close contact with the second cover by the attractive force.

Fig. 12 is a front view showing an electronic device rear case, and Fig. 12 (b) is a front view showing a second cover inner surface, after the second cover according to various embodiments of the present invention is separated from the rear surface of the electronic device.

12 is a view showing an electronic device 100 and a second cover 20 in which the second cover 20 is separated from the electronic device 100. As shown in FIG. 12 (a) is a front view showing the rear case 120 on the rear surface of the electronic device, and FIG. 12 (b) is a front view showing the second cover inner surface 200. FIG. The rear case 120 may be disposed on the rear surface of the electronic device from which the second cover 20 is detached. The rear case 120 may be provided with a battery pack, camera models, a flash, and a SIM card attach / detach connection. The second cover (20) may be provided with a second magnetic body (M2) at a predetermined position. Reference numeral 122 denotes a connector of the RF section.

13 is a view showing the relationship between the second magnetic body and the opening formed in the rear case when the second cover is coupled to the rear case of the electronic device according to various embodiments of the present invention.

12 and 13, it has been described that the second magnetic body M2 is disposed on the inner surface 200 of the second cover. The second magnetic body M2 may have a predetermined thickness and may be disposed in a shape protruding from the inner surface 200 of the second cover. Therefore, when the electronic device 100 and the second cover 20 are combined, a space for accommodating the protruded second magnetic material M2 may be required. For this purpose, when the electronic device 100 and the second cover 20 are fully engaged, an opening 121 may be formed in the rear case 120 facing the second magnetic body M2. have. The opening 121 may be a receiving opening for receiving at least a part of the second magnetic body M2. At least a part of the second magnetic body M2 may be accommodated in a part of the opening 121. The second magnetic body M2 may be disposed while being accommodated in the opening 121. [ However, even if the second magnetic body M2 is not always received in the opening 121, the second magnetic body M2 may be disposed to face the opening 121. [

Even if the opening 121 is not formed in the rear case 120, the sensor s mounted on one surface of the substrate p can sense the magnetic flux intensity or magnetic polarity of the second magnetic material M2, ) And the second cover can be thickened.

14 is a view showing a relationship between a second magnetic body and an opening for a preformed RF connector in the rear case when the second cover is coupled to the rear case of the electronic device according to various embodiments of the present invention.

And the second magnetic body is disposed on the inner surface of the second cover. 14 is different from the configuration shown in Fig. 13 in that the opening 123 for the RF connector 122, which is disposed in a base, is not formed as an additional opening for accommodating the second magnetic body M2, (M2). ≪ / RTI > However, the arrangement of the second magnetic material M2 may be disposed on the inner surface of the second cover 20 facing the opening 123 for the RF connector.

When the rear case 120 and the second cover 20 are completely engaged with each other, at least a part of the second magnetic body M2 is accommodated in the opening 123 for the RF connector 122 formed in the rear case 120 . The second magnetic body M2 may be disposed adjacent to the RE connector 1220. An RF connector 122 is disposed on one surface of the substrate p and a sensor s is disposed on the other surface of the substrate p The second magnetic body M2, the RF connector 122, and the sensor s may be arranged in a laminated structure. The opening 123 for the RF connector may serve dual functions.

15 is a view showing an apparatus for recognizing a state of cover engagement and disengagement in a main body according to various embodiments of the present invention.

15, an apparatus according to various embodiments can recognize the fastened state or the unfastened state of the cover 20 by using a coupling structure that removes the cover 20 from an electronic device, for example, the rear case 120 have. An apparatus according to various embodiments includes an electronic device having a sensor S mounted on a substrate P and a cover 20 removably attached to the electronic device by a coupling structure, So that it is possible to detect the cover engagement state or the non-engagement state by the operation with the sensor S.

12, the electronic device may include a plurality of coupling structures for attaching and detaching the cover 200, for example, the battery cover. The coupling structure may include a plurality of hooks 21 protruding along the periphery of the cover inner surface 200. In addition, a plurality of openings or grooves for engaging the hooks 21 may be formed along the edge of the rear case 120 of the electronic device.

Referring to FIG. 15, the coupling structure according to various embodiments includes a plurality of hooks 21, and the magnetic material M3 may be mounted on one or more selected hooks 21. The magnetic material M3 may be injection-molded into the hook 21 integrally. At this time, the magnetic material M3 may be mounted on a selected one of the hooks 21, or may be mounted on each of the further hooks. In addition, the electronic device according to various embodiments may arrange the sensor S on the substrate P at a position corresponding to the magnetic material M3 provided on the selected hook 21. [ By the operation of the magnetic substance M3 and the sensor S, the fastened state or the unfastened state of the cover 20 can be known. The magnetic material M3 may be, for example, a permanent magnet.

16 is a view showing an apparatus for recognizing a state of cover engagement and disengagement in a main body according to various embodiments of the present invention.

16, the coupling structure according to various embodiments may include a plurality of hooks 21. The hook 21 may be formed of a magnetic material M4, or may be formed by a method in which a magnetic material M4 is bonded . The cover 20 and the magnetic material M4 may be integrally molded by double injection molding. The magnetic material M4 may be, for example, a permanent magnet. The magnetic material M4 may have a hook shape and may be provided at one of the hooked positions of the cover 20. The sensor S may be disposed on the substrate P corresponding to the magnetic material M4.

The apparatus according to various embodiments can detect the fastened state or the non-fastened state of the cover more precisely by applying the arrangement position of the magnetic material to the coupled structure. The sensing signal sensed by the sensor is output to the control unit.

As used in this document, the term "module" may refer to a unit comprising, for example, one or more combinations of hardware, software or firmware. A "module" may be interchangeably used with terms such as, for example, unit, logic, logical block, component, or circuit. A "module" may be a minimum unit or a portion of an integrally constructed component. A "module" may be a minimum unit or a portion thereof that performs one or more functions. May be implemented mechanically or electronically. For example, a "module" may be an application-specific integrated circuit (ASIC) chip, field-programmable gate arrays (FPGAs) or programmable-logic devices And may include at least one.

According to various embodiments, at least some of the devices (e.g., modules or functions thereof) or methods (e.g., operations) according to the present disclosure may be stored in a computer readable storage medium -readable storage media). The instructions, when executed by one or more processors (e.g., the processor 210), may cause the one or more processors to perform functions corresponding to the instructions. The computer readable storage medium may be, for example, the memory 220. At least some of the programming modules may be implemented (e.g., executed) by, for example, a processor. At least some of the programming modules may include, for example, modules, programs, routines, sets of instructions or processes, etc. to perform one or more functions.

The computer-readable recording medium includes a magnetic medium such as a hard disk, a floppy disk and a magnetic tape, an optical recording medium such as a CD-ROM (Compact Disc Read Only Memory), a DVD (Digital Versatile Disc) A magneto-optical medium such as a floppy disk, and a program command such as a read only memory (ROM), a random access memory (RAM), a flash memory, Module) that is configured to store and perform the functions described herein. The program instructions may also include machine language code such as those generated by a compiler, as well as high-level language code that may be executed by a computer using an interpreter or the like. The hardware devices described above may be configured to operate as one or more software modules to perform the operations of this disclosure, and vice versa.

It is to be understood that the various embodiments of the present disclosure disclosed in this specification and the drawings are only illustrative of specific examples in order to facilitate describing the subject matter of the disclosure and to facilitate understanding of the disclosure, and are not intended to limit the scope of the disclosure. Accordingly, the scope of the present disclosure should be construed as being included within the scope of the present disclosure in addition to the embodiments disclosed herein, all changes or modifications derived from the technical idea of the present disclosure.

Claims (20)

An electronic device having a sensor;
A first cover for opening / closing the front surface of the electronic device; And
And a second cover detachably attached to the rear surface of the electronic device,
Wherein the first and second covers have first and second magnetic materials, respectively, and each cover state is detected by operation with the sensor. The apparatus of claim 1, wherein the cover condition comprises a closed / open condition of the first cover, and an engaged / non-engaged condition of the second cover. 3. The apparatus of claim 2, wherein the sensor senses magnetic flux intensity or magnetic polarity of each of the first and second magnetic materials to separately detect the first and second cover states. The magnetic recording and reproducing apparatus according to claim 3, wherein the first magnetic material has a first electrode and a second electrode formed by magnetizing the first and second poles, a first pole disposed on an inner surface of the first cover, a second pole disposed on an outer surface of the first cover, Lt; / RTI > The magnetic recording medium according to claim 4, wherein the second magnetic material has a first electrode and a second electrode formed by magnetizing the first and second poles, a second electrode disposed on the inner surface of the second cover, Lt; / RTI > 4. The apparatus of claim 3, wherein the sensor comprises a Hall IC or geomagnetic sensor. 2. The electronic device according to claim 1, wherein when the electronic device and the second cover are coupled, an opening is formed in a rear case of the electronic device facing the second magnetic material,
Wherein the sensor is disposed on a substrate of the electronic device corresponding to the opening. 8. The apparatus of claim 7, wherein the opening faces the second magnetic material, or at least a portion of the second magnetic material is received. The apparatus of claim 1, wherein, when the electronic device and the second cover are coupled, a second magnetic material is mounted on the inner surface of the second cover corresponding to the RF connector mounted in the rear case of the electronic device in a protruding type. The apparatus according to claim 9, wherein an opening for an RF connector formed in the rear case corresponding to the second magnetic material is formed, and a second magnetic material is arranged to be confronted or received in the opening for the RF connector. 13. The apparatus of claim 12, wherein the sensor, the RF connector, and the second magnetic material are disposed in a stacked state. The apparatus of claim 1, wherein the first cover includes a display cover, the first cover includes a battery cover, and the first and second covers are integrally connected by a soft material portion. The apparatus according to claim 1, wherein the first cover has a structure capable of being attached to the second cover by attraction between the first and second magnetic materials after movement. The apparatus according to claim 1, wherein the sensor is mounted on a substrate by an SMD or by using a flexible circuit board. In an electronic device,
A display disposed on a front surface of the electronic device;
A rear case disposed on a rear surface of the electronic device;
A first cover for opening and closing the display; And
And a second cover attached to and detached from the rear surface of the electronic device to open and close the rear case,
Wherein a magnetic sensor is disposed on the electronic device substrate, a first magnetic material is disposed on the first cover, and a second magnetic material is disposed on the second cover, Of the device. An electronic device having a sensor; And
And a cover detachably attached to the electronic device by a coupling structure,
Wherein the coupling structure comprises a magnetic material,
And detecting the cover engagement state or the non-engagement state by operation of the coupling structure and the sensor. 17. The apparatus of claim 16, wherein the coupling structure is located at a cover edge. 18. The apparatus of claim 17, wherein the coupling structure comprises a plurality of hooks, wherein the magnetic material is injection molded integrally into any one or more selected hooks. 17. The apparatus of claim 16, wherein the coupling structure comprises a plurality of hooks, wherein the hooks are comprised of magnetic material, or the magnetic material is bonded. 17. The apparatus of claim 16, wherein the coupling structure comprises a plurality of hooks formed along the periphery of the cover.

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