JP5269547B2 - Portable electronic devices - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a portable electronic device which includes a storage part for a removable member and allows its housing to be made thin. <P>SOLUTION: A key FPC 22 includes a folded-back part 222 and a bridge part 223. The folded-back part 222 is folded back around the bridge part 223 as a fulcrum with a shield case 23 interposed, and fixed to an exposure part 231 on the shield case 23. The exposure part 231 is arranged corresponding to the position of a cut part 241 of a substrate 24. <P>COPYRIGHT: (C)2010,JPO&amp;INPIT

Description

  The present invention relates to a portable electronic device having a storage unit that detachably stores a congestion member.

In many cases, portable electronic devices such as mobile phones are configured such that various stuffing members are detachable.
Examples of the detachable member include an external memory such as an SD memory card or a memory stick, or an IC card for specifying a telephone number such as a SIM card or UIM card.

An SD memory card or a memory stick is a small card-like or stick-like memory device.
These portable electronic devices to which the external memory can be attached / detached have a dedicated storage portion corresponding to the shape of the external memory.
As an example of a technique having a connector that can attach and detach a detachable member, there is a technique disclosed in Patent Document 1, for example.

A SIM card (Subscriber Identity Module Card) is always connected to a mobile electronic device such as a mobile phone that performs wireless communication using a wireless public telephone network in order to specify a telephone number.
In particular, a third-generation mobile phone such as a W-CDMA system is connected to a UIM card (Universal Subscriber Identity Module Card) extended based on a SIM card.
The SIM card and UIM card are formed in a small chip shape, and the portable electronic device has a storage portion (card connector) for storing these cards.

JP 2007-300190 A

By the way, in order to improve the portability of a portable electronic device, there is a strong demand to reduce the size and thickness of the portable electronic device.
Therefore, in the portable electronic device, it is preferable that the storage portion is installed so that the entire thickness is as thin as possible.

  In the technique disclosed in Patent Document 1, an external connector having a configuration corresponding to the storage portion is disposed on one surface of the circuit board. For this reason, it is difficult to reduce the thickness of the housing when trying to expose the configuration corresponding to the storage portion to the outside so that the operation of attaching / detaching the detachable member from the outside can be easily performed on the configuration corresponding to the storage portion. There may be a disadvantage of being.

  In view of the circumstances as described above, it is an object of the present invention to provide a portable electronic device that has a housing portion for a detachable member and can be thinned.

  The portable electronic device according to the present invention includes a housing in which an opening is formed, and a circuit board in which a surface on one side is exposed to the outside from the opening and a notch is formed and disposed inside the housing. And a shield case disposed on the other surface of the circuit board and having an exposed portion exposed to the outside from the opening through the notch of the circuit board, and the other side of the shield case A flexible printed circuit board having a straddle portion disposed on the exposed portion from the other side surface of the shield case to the one side surface, and the one of the straddle portions And a storage section that is disposed on the side surface and detachably stores the first mounting / demounting member.

  Preferably, a convex portion is formed on the one side surface of the exposed portion, and the straddle portion is engaged with the convex portion.

  Preferably, both sides have adhesiveness, the other side surface has a double-sided contact portion bonded to the one side surface of the exposed portion, and the other side surface of the straddling portion is It is mounted on the one side surface of the double-sided adhesive portion.

  Preferably, the shield case is electrically connected to a reference potential, and the double-sided adhesive portion has conductivity.

  Preferably, the surface on the one side of the storage portion is formed on the other side of the surface on the one side of the circuit board, and the surface on the one side of the circuit board has a second detachable member. It has the mounting part which mounts so that attachment or detachment is possible.

  Preferably, it has a case member disposed on the surface on the one side of the exposed portion or on the surface facing the one side of the straddling portion of the flexible printed circuit board, and the case member is on the other side A protrusion is formed on the surface so as to protrude toward the one side of the one side of the storage portion.

  Preferably, the one side surface of the protruding portion is formed flush with the one side surface of the circuit board.

  Preferably, the case member includes a guide portion that guides attachment / detachment of the first attachment / detachment member to / from the storage portion.

  Preferably, at least a part of the other surface of the case member is attached to the one surface of the double-sided adhesive portion.

  Preferably, in a region corresponding to the case member on the other side surface of the flexible printed circuit board provided on the other side surface of the shield case, a key member configured to be pressed is pressed. A detection unit configured to detect an operation is provided.

  Preferably, at least a part of the detection portion corresponds to a protrusion formed on the case member on the other surface of the flexible printed circuit board disposed on the other surface of the shield case. Disposed in the region.

  A housing part for the detachable member is provided, and the casing can be made thin.

Hereinafter, the portable terminal 100 of the embodiment of the portable electronic device of the present invention will be described.
A portable terminal 100 according to an embodiment of the present invention described below is assumed to be a foldable mobile phone.

FIG. 1 is a perspective view showing an appearance of the mobile terminal 100.
FIG. 1A is a view showing a state in which the foldable portable terminal 100 is opened (hereinafter referred to as an open state), and FIG. 1B is a state in which the portable terminal 100 is closed (hereinafter referred to as a closed state). FIG.
As shown in FIG. 1, the mobile terminal 100 includes an upper housing 1 including a display unit 109 and a lower housing 2 (corresponding to the housing of the present invention) including an operation unit 105.
And the upper housing | casing 1 and the lower housing | casing 2 are connected by the hinge part 3, and are comprised so that a transition between the open state shown to Fig.1 (a) and the closed state shown in FIG.1 (b) is possible.
As shown in FIGS. 1A and 1B, the upper housing 1 and the lower housing 2 are each formed in a thin rectangular parallelepiped shape, and are overlapped with each other in the closed state so that their contours substantially coincide with each other.

The upper housing 1 is provided with a display unit 109 for displaying and a speaker 111 (see FIG. 2) for voice call.
In the lower housing, a call microphone 110 (see FIG. 2) and an operation unit 105 for receiving user operations are arranged.

FIG. 2 is a diagram illustrating an example of a configuration of a signal processing system of the mobile terminal 100.
As shown in FIG. 2, the signal processing system of the mobile terminal 100 includes an antenna 101, a communication processing unit 102, a memory 103, a CPU 104, an operation unit 105, an acoustic processing unit 106, an image processing unit 107, an imaging unit 108, and a display unit 109. Have

  The communication processing unit 102 transmits and receives radio waves via the antenna 101 and communicates with other portable terminal devices and servers via a communication system (telephone network or the Internet). That is, the communication processing unit 102 modulates various data such as sound data and image data processed by the CPU 104 and transmits the modulated signal from the antenna 101. Further, the communication processing unit 102 demodulates a signal received via the antenna 101 and outputs the demodulated data to the CPU 104.

The CPU 104 and the memory 103 perform a predetermined calculation based on signals from various means such as the operation unit 105 and execute control of each processing unit such as the sound processing unit 106 and the image processing unit 107.
The acoustic processing unit 106 converts the acoustic data from the CPU 104 into an electrical signal and outputs the signal to the speaker 111. The speaker 111 converts the electrical signal from the acoustic processing unit 106 into sound and outputs the sound. On the other hand, the microphone 110 converts the input sound into an electrical signal and outputs the signal to the acoustic processing unit 106.
The acoustic processing unit 106 converts the electrical signal from the microphone 110 into audio data, and outputs the audio data to the CPU 104.

The image processing unit 107 converts the image data from the CPU 104 into an image signal and outputs the signal to the display unit 109.
The display unit 109 is a display device such as an LCD (Liquid Crystal Display) or an organic EL (Electro Luminescence) display, and performs display according to each function of the mobile terminal 100.

Each component of the signal processing system of the mobile terminal 100 described above is generally mounted as an integrated circuit (IC) on a substrate included in the upper housing 1 and the lower housing 2.
Hereinafter, the configuration inside the lower housing 2 will be described.
FIG. 3 is an exploded perspective view of the lower housing 2 viewed from the operation unit 105 side.
As shown in FIG. 3, the lower housing 2 includes a front case 21, a key FPC 22 (corresponding to the flexible printed circuit board of the present invention), a shield case 23, a substrate 24, and a rear case 25.

The front case 21 is a case member that forms the outer shape of the lower housing 2. The front case 21 forms the outer shape of the surface on the operation unit 105 side of the lower housing 2.
A key top 112 (corresponding to the key member of the present invention) of the keys and buttons of the operation unit 105 as shown in FIG. 1 is disposed on the lower surface of the front case 21 in FIG.
The key top 112 is a member that forms an outer shape of a key / button, for example, formed of resin or the like. When the key top 112 is pressed, the key top 112 is deformed small and stress is transmitted to a key switch 221 (corresponding to the detection unit of the present invention, see FIG. 4) disposed on the key FPC 22 described later. .

The key FPC 22 is an FPC (Flexible Printed Circuits) in which the key switch 221 described above is disposed on the surface on the front case 21 side (the lower surface in FIG. 3, corresponding to the other surface of the present invention). Key switches 221 are arranged on the key FPC 22 by the number of keys and buttons constituting the operation unit 105. The key FPC 22 is electrically connected to the CPU 104 and the like mounted on the substrate 24 via a signal line (not shown).
When the key top 112 of the key / buttons of the operation unit 105 is pressed, stress is transmitted to the key switch 221, and the key switch 221 detects this stress and transmits it to the CPU 104. Thereby, an operation on the operation unit 105 is detected.

The key FPC 22 has a folded portion 222 (corresponding to the straddle portion of the present invention) at its end.
FIG. 4 is a diagram for explaining the folded portion 222.
4A is a diagram illustrating a surface on which the key switch 221 of the key FPC 22 is disposed, and FIG. 4B is a diagram illustrating a surface on the opposite side of FIG. 4A.

As shown in FIGS. 4A and 4B, a folded portion 222 is disposed near the corner portion of the key FPC 22. The folded portion 222 is connected to the key FPC 22 by the bridge portion 223.
As shown in FIGS. 3 and 4, the folded portion 222 is provided with the connector 4 (the storage portion of the present invention) and the connector cover 6 (corresponding to the case member of the present invention).
The connector 4 stores a UIM card 5 (corresponding to the first detachable member of the present invention) for specifying a telephone number when the mobile terminal 100 performs wireless communication. The connector 4 includes a terminal portion 41 having conductivity and a fixing portion 42 that houses and fixes the UIM card 5.

The terminal unit 41 is electrically connected by contacting a terminal or the like of the UIM card 5 and exchanges electric signals with the UIM card 5. At least one terminal unit 41 is arranged according to the number of terminals of the UIM card 5. The shape of the terminal portion 41 is formed in accordance with the terminal shape of the UIM card 5 corresponding to the mobile terminal 100. The electrical signal read from the UIM card 5 via the terminal part 41 is transmitted from the connector 4 to the CPU 104 of the substrate 24 via the bridge part 223.
The fixing part 42 is a fixing tool for fixing and storing the UIM card 5 connected to the connector 4. The shape of the fixing part 42 is formed in accordance with the terminal shape of the UIM card 5 corresponding to the mobile terminal 100.

The connector cover 6 is a cover member for protecting the connector 4.
Details of the connector cover 6 will be described later.

As shown in FIGS. 5 and 6 to be described later, the key FPC 22 is fixed in the portable terminal 100 by being sandwiched between the front case 21 and the shield case 23. Here, only the portion not including the folded portion 222 and the bridge portion 223 is sandwiched between the front case 21 and the shield case 23.
Therefore, the folded portion 222 that is not sandwiched between the front case 21 and the shield case 23 can be bent with the bridge portion 223 as a fulcrum.
In the mobile terminal 100 of the present embodiment, the folded portion 222 is actually folded and fixed to the exposed portion 231 (corresponding to the exposed portion of the present invention) of the shield case 23. Details of the return will be described later.

The shield case 23 is a case member for holding and protecting the components such as the substrate 24 in the lower housing 2. The shield case 23 is made of, for example, a metal frame and a sheet metal. Each component of the portable terminal 100 is held in the frame. The shield case 23 is electrically connected to a reference potential (for example, a ground pattern formed on the substrate 24).
The shield case 23 has an exposed portion 231 as a partial position thereof.
In FIG. 3, the exposed portion 231 is a hatched portion.

The board 24 is a circuit board on which an electronic component such as an IC is mounted. On the substrate 24, each component of the signal processing system of the portable terminal 100 described above is arranged in the form of an IC chip or the like.
As shown in FIG. 3, the substrate 24 has a notch 241 (corresponding to the notch of the present invention).
The notch 241 is provided at a position corresponding to the exposed portion 231 in order to expose the above-described exposed portion 231 from the opening 251 described later to the outside of the lower housing 2.

The rear case 25 is a case member that forms the outer shape of the lower housing 2. The rear case 25 forms an outer shape of a surface opposite to the surface on the operation unit 105 side of the lower housing 2.
The outer shape of the lower housing 2 of the portable terminal 100 is formed by fitting the front case 21 and the rear case 25 as described above.
As shown in FIG. 3, the rear case 25 has an opening 251 (opening of the present invention) for storing a battery 7 (not shown in FIG. 3) (see FIG. 5 described later, corresponding to the second detachable member of the present invention). Part).

FIG. 5 shows how the battery 7 is stored in the mobile terminal 100.
FIG. 5 is a view of the mobile terminal 100 as viewed from the rear case 25 side of the lower housing 2.
The battery 7 is a storage battery such as a lithium ion secondary battery for supplying power to each component of the mobile terminal 100.
As shown in FIG. 5, the opening 251 of the rear case 25 is opened according to the shape of the battery 7. Although not shown in FIG. 5, when the battery 7 is stored in the rear case 25, a lid for fixing the stored battery is put on the battery 7 and is fitted to the rear case 25. The battery 7 is isolated from the outside of the portable terminal 100.

As shown in FIG. 5, when the lower housing 2 is viewed from the rear case 25 side, the inside of the lower housing 2 can be seen from the outside of the mobile terminal 100 through the opening 251.
The components of the lower housing 2 that are visible from the outside through the opening 251 are a substrate 24, a connector 4, and a connector cover 6, as shown in FIG.
As shown in FIG. 5, when the components of the lower housing 2 are viewed from the outside through the opening 251, the exposed portion 231 of the shield case 23 appears to be exposed to the outside through the notch 241 of the substrate 24. become.

Incidentally, as described above, the connector 4 and the connector cover 6 are disposed in the folded portion 222 of the key FPC 22.
Here, the folded portion 222 is folded with the bridge portion 223 as a fulcrum, and is fixed to the exposed portion 231.
Therefore, as shown in FIG. 5, the connector 4 and the connector cover 6 disposed in the folded portion 222 are exposed to the outside through the opening 251.

The positional relationship among the key FPC 22, the shield case 23, the folded portion 222, the bridge portion 223, and the substrate 24 is as follows.
FIG. 6 is a cross-sectional view of the lower housing 2 in the width direction of the lower housing 2 at the position of the connector 4.
In FIG. 6, the downward direction is the front case 21 side direction, and the upward direction is the rear case 25 side direction.

As shown in FIG. 6, the key FPC 22 is fixed by the front case 21 and the shield case 23 so that the key switch 221 faces the direction toward the front case 21.
The folded portion 222 is bent with the bridge portion 223 as a fulcrum, and the folded portion 222 is fixed so as to face the opposite side of the surface on which the key switch 221 of the key FPC 22 is disposed across the shield case 23.
Here, the position where the folded portion 222 is fixed is the position of the exposed portion 231 on the shield case 23.

As described above, the exposed portion 231 corresponds to the position of the cutout portion 241 of the substrate 24.
Accordingly, the connector 4 and the connector cover 6 fixed to the exposed portion 231 are disposed without overlapping the substrate 24 in the thickness direction of the lower housing 2.
As described above, in the mobile terminal 100 of the present embodiment, the connector 4 is disposed so as not to overlap the substrate 24 in the thickness direction, so that the lower housing 2 can be thinned. Further, since the connector 4 is disposed in the exposed portion 231 and the battery 4 is not housed in the lower housing 2, the connector 4 is exposed to the outside, so that the UIM card 5 can be easily attached to and detached from the connector 4.

As shown in FIG. 6, the folded portion 222 and the exposed portion 231 of the shield case 23 are bonded and fixed by the double-sided tape 8 (corresponding to the double-sided adhesive portion of the present invention).
Further, as shown in FIG. 6, the connector cover 6 is also fixed to the exposed portion 231 of the shield case 23 by the double-sided adhesive portion.
Here, in this embodiment, the double-sided tape 8 is comprised by the member which has electroconductivity.
As described above, since the shield case 23 is electrically connected to the reference potential, the object adhered to the double-sided tape 8 is also connected to the reference potential because the double-sided tape 8 has conductivity.
That is, since the double-sided tape 8 has conductivity, the key FPC 22 is connected to the reference potential, and noise emitted from the key FPC 22 or noise entering the key FPC 22 can be released to the reference potential. Therefore, noise countermeasures in the key FPC 22 can be taken.

FIG. 7 is a perspective view illustrating the positional relationship among the exposed portion 231, the substrate 24, the connector 4, and the connector cover 6.
As shown in FIG. 7, the exposed portion 231 of the shield case 23 and the folded portion 222 and the connector 4 fixed thereto are disposed in the cutout portion 241 of the substrate 24.
The exposed portion 231 is provided with a convex portion 232 for positioning.
A hole 224 is provided in advance in the folded portion 222 at a position corresponding to the convex portion 232.
Then, by fitting the convex part 232 into the hole part 224, the folded part 222 is fixed to the exposed part 231 and thus to the shield case 23.

That is, since the hole 224 is provided in advance at a position corresponding to the convex portion 232 of the folded portion 222 as described above, the folded portion 222 can be easily positioned in the manufacturing stage of the mobile terminal 100. For this reason, the manufacturing cost of the portable terminal 100 can be reduced.
In FIG. 7, two protrusions 232 are provided, but the present invention is not limited to this. Any number of convex portions may be used.

Next, details of the connector cover 6 will be described.
FIG. 8 is an enlarged perspective view of the connector cover 6.
As shown in FIG. 8, the connector cover 6 has a holding portion 61 (corresponding to the protruding portion of the present invention), a slope portion 62 (corresponding to the guiding portion of the present invention), a stopper portion 63, and a folded portion of the key FPC 22 222 is arranged on the side facing the front case 21. The connector cover 6 may be arranged on the side of the exposed portion 231 of the shield case 23 facing the front case 21.
The holding part 61 is a part that holds the battery 7 together with the mounting part 242 of the substrate 24 as described above, and simultaneously plays a role of fixing the connector 4 to the folded part 222. That is, the connector 4 is securely held by the holding portion 61 with respect to the folded-back portion 222, and an excessive stress can be prevented from being applied to the connector 4.

The slope portion 62 is a guide member for allowing the UIM card 5 to be easily inserted into the connector 4 when the connector cover 6 is put on the connector 4.
In the slope portion 62, a slope is formed from the upper direction to the lower direction in FIG. When the connector cover 6 is put on the connector 4, the connector 4 is positioned below the slope portion 62 in FIG. 8, so that the UIM card 5 is inserted from the upper side to the lower side in FIG. 8. become. The slope portion 62 serves to guide insertion of the UIM card 5 into the connector 4 by the slope.

  The stopper portion 63 is a stopper member that holds the UIM card 5 so as not to be detached from the connector 4 when the UIM card 5 is inserted into the connector 4. Thereby, it can hold | maintain so that UIM card 5 inserted in connector 4 may not remove.

By the way, as shown in FIG. 6, the surface on the rear case 25 side of the substrate 24 (upward direction in FIG. 6, corresponding to the one side surface of the present invention) is configured as a mounting portion 242 for holding the battery 7. Has been.
As shown in FIG. 6, in the thickness direction of the lower housing 2, the mounting portion 242 of the substrate 24 is configured to be closer to the rear case 25 compared to the surface of the connector 4 on the rear case 25 side. ing.
In the present embodiment, as shown in FIG. 6, the rear case 25 side surface of the holding portion 61 of the connector cover 6 and the mounting portion 242 are configured to be flush with each other.

Therefore, when the battery 7 is inserted into the opening 251, the battery 7 is held by the holding portion 61 of the connector cover 6 and the surface of the substrate 24 on the rear case 25 side.
As a result, the stress for holding the battery 7 is received by the mounting portion 242 of the substrate 24 and the connector cover 6, and the stress due to the battery 7 is not applied to the connector 4. Therefore, when the battery 7 is inserted / removed from the opening 251 of the rear case 25, no great stress is applied to the connector 4, and damage to the connector 4 due to insertion / removal of the battery 7 can be suppressed.

  As shown in FIG. 6, the holding portion 61 of the connector cover 6 and a part of the key switch 221 of the key FPC 22 are disposed at corresponding positions in the width direction of the lower housing 2. Thus, the load applied to the lower housing 2 when the key switch 221 is pressed can be reduced by the holding unit 61.

As described above, according to the mobile terminal 100 of the present embodiment, the key FPC 22 has the folded portion 222 and the bridge portion 223. The folded portion 222 is folded around the shield case 23 with the bridge portion 223 as a fulcrum, and is fixed to the exposed portion 231 on the shield case 23.
The exposed portion 231 is disposed corresponding to the position of the cutout portion 241 of the substrate 24.
Therefore, the connector 4 and the connector cover 6 that are fixed to the exposed portion 231 are disposed so as not to overlap the substrate 24 in the thickness direction of the lower housing 2.
That is, since the connector 4 is disposed so as not to overlap the substrate 24 in the thickness direction, the lower housing 2 can be thinned. Further, since the connector 4 is disposed in the exposed portion 231 and the battery 4 is not housed in the lower housing 2, the connector 4 is exposed to the outside, so that the UIM card 5 can be easily attached to and detached from the connector 4.

Further, according to the mobile terminal 100 of the present embodiment, the folded portion 222 and the exposed portion 231 are fixed to each other by the conductive double-sided tape 8.
The shield case 23 is electrically connected to the reference potential.
For this reason, the key FPC 22 is connected to the reference potential via the double-sided tape 8 and the shield case 23. Therefore, noise emitted from the key FPC 22 or noise entering the key FPC 22 can be released to the reference potential, and noise countermeasures in the key FPC 22 can be achieved.

Further, according to the mobile terminal 100 of the present embodiment, the exposed portion 231 is provided with the convex portion 232 for positioning the folded portion 222. A hole 224 is provided in advance at a position corresponding to the convex portion 232 of the folded portion 222.
Thereby, in the manufacturing stage of the portable terminal 100, positioning of the folding | returning part 222 becomes easy, and the manufacturing cost of the portable terminal 100 can be reduced.

Further, according to the mobile terminal 100 of the present embodiment, the connector cover 6 has the holding portion 61 for fixing the connector 4 to the folded portion 222.
Here, the surface of the holding unit 61 on the rear case 25 side is configured to be flush with the mounting unit 242 that is a part of the substrate 24 that holds the battery 7.
Therefore, the holding part 61 can securely hold the connector 4 with respect to the folded-back part 222 and can prevent the connector 4 from being subjected to excessive stress.
For this reason, when the battery 7 is inserted / removed from the opening 251 of the rear case 25, no great stress is applied to the connector 4, and damage to the connector 4 due to insertion / removal of the battery 7 can be prevented.

The holding portion 61 and a part of the key switch 221 of the key FPC 22 are disposed at corresponding positions in the width direction of the lower housing 2. Thus, the load applied to the lower housing 2 when the key switch 221 is pressed can be reduced by the holding unit 61.
The connector cover 6 has a slope portion 62 having a slope shape. Since the slope shape of the slope portion 62 guides the insertion of the UIM card 5 into the connector 4, the slope portion 62 facilitates the insertion of the UIM card 5 into the connector 4.

The present invention is not limited to the embodiment described above.
That is, when implementing the present invention, various modifications and alternatives may be made to the components of the above-described embodiments within the technical scope of the present invention or an equivalent scope thereof.
In the above-described embodiment, the UIM card 5 is stored as an example of the first detachable member stored in the connector 4 (the storage unit of the present invention), but the present invention is not limited to this. Not.
Other examples of the first detachable member include, for example, a SIM card and an external memory (such as an SD card or a memory stick).

  In the embodiment described above, the mobile terminal 100 is assumed to be a mobile phone that houses the first detachable member, but the present invention is not limited to this. Other portable terminals such as a PDA (Personal Digital Assistant) may be used.

  In the embodiment described above, the one side in the present invention refers to the direction from the front case 21 toward the rear case 25 in the thickness direction of the lower housing 2, and the other side refers to the lower housing 2. The direction side from the rear case 25 to the front case 21 in the thickness direction is indicated.

FIG. 1 is a block diagram illustrating an example of a configuration of a mobile terminal. FIG. 2 is a diagram illustrating an example of a configuration of a signal processing system of the mobile terminal. FIG. 3 is an exploded perspective view of the lower housing 2 viewed from the operation unit side. FIG. 4 is a diagram for explaining the folded portion. FIG. 5 is a view of the portable terminal as viewed from the rear case side of the lower housing. FIG. 6 is a cross-sectional view of the lower housing in the width direction of the lower housing at the connector position. FIG. 7 is a perspective view for illustrating a positional relationship among the exposed portion, the substrate, the connector, and the connector cover. FIG. 8 is an enlarged perspective view of the connector cover.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 100 ... Portable terminal, 1 ... Upper housing | casing, 2 ... Lower housing | casing, 21 ... Front case, 22 ... Key FPC, 221 ... Key switch, 222 ... Folding part, 223 ... Bridge part, 224 ... Hole part, 23 ... Shield Case, 231 ... exposed portion, 232 ... convex portion, 24 ... substrate, 241 ... notch portion, 242 ... mounting portion, 25 ... rear case, 251 ... opening portion, 3 ... hinge portion, 4 ... connector, 41 ... terminal portion , 42 ... fixing part, 5 ... card, 6 ... connector cover, 61 ... holding part, 62 ... slope part, 63 ... stopper part, 7 ... battery, 8 ... double-sided tape, 101 ... antenna, 102 ... communication processing part, 103 ... Memory, 104 ... CPU, 105 ... Operation part, 106 ... Sound processing part, 107 ... Image processing part, 108 ... Imaging part, 109 ... Display part, 110 ... Microphone, 111 ... Speaker, 112 ... Key -Up

Claims (11)

A housing in which an opening is formed;
A circuit board disposed on the inside of the housing, with a surface on one side exposed to the outside from the opening and a notch formed;
A shield case that is disposed on the other surface of the circuit board and has an exposed portion that is exposed to the outside from the opening through the notch of the circuit board;
A flexible printed circuit board, which is disposed on the other surface of the shield case, and has a straddle portion that is disposed on the exposed portion from the other surface to the one surface of the shield case; ,
A storage portion that is disposed on the one side surface of the straddle portion and detachably stores the first mounting member;
While holding the second detachable member, a case member for fixing the storage part to the straddling part,
A portable electronic device characterized by comprising: A convex portion is formed on the one side surface of the exposed portion,
The portable electronic device according to claim 1, wherein the straddling portion is engaged with the convex portion. Both surfaces have adhesiveness, and the other side surface has a double-sided adhesive portion bonded to the one side surface of the exposed portion,
The portable electronic device according to claim 1, wherein the other side surface of the straddling portion is attached to the one side surface of the double-sided adhesive portion. The shield case is electrically connected to a reference potential;
The portable electronic device according to claim 3, wherein the double-sided adhesive portion has conductivity. The one side surface of the storage portion is formed on the other side than the one side surface of the circuit board,
5. The portable electronic device according to claim 1, wherein the surface on the one side of the circuit board has a placement portion on which the second attachment / detachment member is detachably placed. . The case member is disposed on the surface on the one side of the exposed portion or on the surface facing the one side of the straddling portion of the flexible printed circuit board, and on the surface on the other side on the one side of the storage portion. The portable electronic device according to claim 5, wherein a protruding portion that protrudes toward the one side from the surface is formed. The portable electronic device according to claim 6, wherein the one side surface of the protruding portion is formed flush with the one side surface of the circuit board. The portable electronic device according to claim 6, wherein the case member has a guide portion that guides attachment / detachment of the first attachment / detachment member to / from the storage portion. The portable electronic device according to claim 6, wherein at least a part of the other surface of the case member is attached to the one surface of the double-sided adhesive portion. . In the area corresponding to the case member on the other side surface of the flexible printed circuit board disposed on the other side surface of the shield case, a pressing operation of a key member configured to be able to be pressed can be detected. The portable electronic device according to claim 6, further comprising: a detection unit configured as follows. At least a part of the detection portion is disposed in a region corresponding to a protrusion formed on the case member on the other surface of the flexible printed circuit board disposed on the other surface of the shield case. The portable electronic device according to claim 10, wherein:

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