KR20210133645A - Eletronic device including flexible printed circuit board equipped with connecting component - Google Patents

Abstract

According to one embodiment disclosed in the present document, an electronic device includes: a housing; a main circuit board placed in the housing; a sub-circuit board placed in the housing and placed apart from the main circuit board; a battery placed between the main circuit board and the sub-circuit board, wherein the battery includes a first side facing the main circuit board, and a second side opposed to the first side and facing the sub-circuit board; an external interface member having at least one part placed on one surface of the housing, and provided to electrically connect the electronic device with another electronic device; and a flexible printed circuit board connected with the main circuit board. According to one embodiment, the flexible printed circuit board includes: a main area connected with the main circuit board; a first branch area connected from the main area to the external interface member; and a second branch area connected from the main area to the sub-circuit board. The first branch area can include a bent part bent to face the second side of the battery. Besides, various embodiments identified through the present specification can be possible. Therefore, the present invention is capable of securing a spare space in the electronic device.

Description

Electronic device comprising a flexible circuit board having a connecting member {ELETRONIC DEVICE INCLUDING FLEXIBLE PRINTED CIRCUIT BOARD EQUIPPED WITH CONNECTING COMPONENT}

Embodiments disclosed in this document relate to an electronic device including a flexible circuit board having a connection member.

The electronic device may include a circuit board. For example, the circuit board may include a printed circuit board. The circuit board may include a plurality of electrical elements disposed thereon, and a conductive pattern connecting the plurality of electric elements. The plurality of electrical elements may be electrically connected to the conductive pattern through various means.

The circuit board may include a rigid circuit board and/or a flexible circuit board. The flexible circuit board may be formed using a relatively flexible material compared to the rigid circuit board. Since the flexible circuit board can be flexibly bent, a plurality of electrical elements can be efficiently connected to each other within a limited space.

The electronic device may be connected to various external electronic devices through connectors, and may provide extended functions through connection with various external electronic devices. For example, the electronic device may perform data communication with an external electronic device by wire using a circuit board including a receptacle, or may receive power by being connected to an external power supply. For example, the receptacle may be formed to satisfy a USB (Universal Serial Bus, hereinafter referred to as USB) standard. The USB standard is implemented in various types. For example, the USB standard includes Type-A USB, Type-B USB, and Type-C USB, and the electronic device has a receptacle corresponding to each USB standard. circuit board may be included.

Electrical devices may be surface mounted (SMT, Surface Mounted Technology) on the surface of the circuit board. The surface mount technique may include soldering an electrical device to a partial region (eg, a conductive pad) of a conductive pattern included in a circuit board.

The electronic device may include a plurality of components. As the performance of an electronic device is improved, there is a need for more or larger components to be disposed inside the electronic device. For example, the electronic device needs to include a battery having a larger size than the conventional one in order to receive more power.

When the electronic device has a larger size or includes more components than the prior art, the internal space of the electronic device may be insufficient.

According to embodiments disclosed herein, an object of the present disclosure is to provide a flexible circuit board capable of efficiently utilizing a limited internal space of an electronic device, and an electronic device including the same.

According to embodiments disclosed herein, an object of the present disclosure is to provide an electronic device including a flexible circuit board for connecting a plurality of circuit boards inside the electronic device.

According to embodiments disclosed herein, an object of the present disclosure is to provide a flexible circuit board structure having a structure that is bent to be disposed between components included in an electronic device.

According to the embodiments disclosed in this document, a substrate disposed inside an electronic device has a bent structure, thereby securing a free space in a space inside the electronic device having a limited size.

An electronic device according to an embodiment disclosed herein includes a housing, a main circuit board disposed inside the housing, a sub circuit board disposed inside the housing and spaced apart from the main circuit board, the main circuit board and the A battery disposed between sub-circuit boards, the battery comprising a first side facing the main board, and a second side facing the first side and facing the sub-board, at least a portion of which is disposed on one surface of the housing and an external interface member for electrically connecting the electronic device and another electronic device, and a flexible circuit board connected to the main circuit board. According to an embodiment, the flexible circuit board includes a main area connected to the main circuit board, a first branch area connected from the main area to the external interface member, and a main area connected to the sub circuit board from the main area. A second branch region may be included, and the first branch region may include a bending portion bent to face the second side surface of the battery.

In addition, the electronic device according to an embodiment disclosed in this document includes a first cover, a second cover facing the first cover, and a bracket surrounding an internal space between the first cover and the second cover. a housing structure, wherein the bracket includes a first structure connecting the first cover and the second cover, and a second structure extending from the first structure into the inner space, the second structure and the second structure A battery disposed between the cover, a first circuit board disposed between the second structure and the second cover and disposed on one side of the battery, disposed between the second structure and the second cover, the other of the battery A second circuit board disposed on the side, a speaker module disposed between the second structure and the second cover and disposed on the other side of the battery, and a flexible circuit board connected to the first circuit board, the flexible circuit board includes a first portion disposed between the battery and the second cover, a second portion disposed between the speaker module and the second structure, and a third portion connecting the first portion and the second portion and at least a portion of the third portion may extend from the first portion toward the second structure.

According to the embodiments disclosed in this document, a free space inside the electronic device may be secured. In addition, various effects directly or indirectly identified through this document may be provided.

1 is a front perspective view of an electronic device according to an exemplary embodiment;
2 is a rear perspective view of an electronic device according to an exemplary embodiment.
3 is an exploded perspective view of an electronic device according to an exemplary embodiment;
4 is a diagram illustrating a flexible circuit board according to an exemplary embodiment.
5 is a diagram illustrating an internal structure of an electronic device including a flexible circuit board, according to an exemplary embodiment.
FIG. 6 is a view illustrating an inside of an electronic device including a flexible circuit board according to an exemplary embodiment, and is a view taken along a cross section AA′ of FIG. 5 .
7 is a view for explaining an effect of a flexible circuit board according to an exemplary embodiment.
FIG. 8 is a view illustrating an inside of an electronic device including a flexible circuit board according to an exemplary embodiment, and is a view taken along a cross section AA′ of FIG. 5 .
FIG. 9 is a view illustrating an inside of an electronic device including a flexible circuit board according to an exemplary embodiment, and is a view taken along a cross section B-B′ of FIG. 5 .
10 is a cross-sectional view illustrating an internal structure of an electronic device according to an exemplary embodiment.
11 is a diagram illustrating a flexible circuit board according to another exemplary embodiment.
12 is a diagram illustrating an internal structure of an electronic device according to another exemplary embodiment.
In connection with the description of the drawings, the same or similar reference numerals may be used for the same or similar components.

Hereinafter, various embodiments of the present invention will be described with reference to the accompanying drawings. However, this is not intended to limit the present invention to specific embodiments, and it should be understood that various modifications, equivalents, and/or alternatives of the embodiments of the present invention are included.

1 is a front perspective view of an electronic device according to an exemplary embodiment; 2 is a rear perspective view of an electronic device according to an exemplary embodiment.

1 and 2 , an electronic device 100 according to an embodiment includes a first surface (or front surface) 110A, a second surface (or rear surface) 110B, and a first surface 110A. and a housing 110 including a side surface 110C surrounding the space between the second surfaces 110B.

In another embodiment (not shown), the housing 110 may refer to a structure that forms part of the first surface 110A, the second surface 110B, and the side surface 110C of FIG. 1 .

According to an embodiment, the first surface 110A may be formed by the front plate 102 (eg, a glass plate including various coating layers or a polymer plate), at least a portion of which is substantially transparent. The second surface 110B may be formed by the substantially opaque back plate 111 . The back plate 111 is formed by, for example, coated or colored glass, ceramic, polymer, metal (eg, aluminum, stainless steel (STS), or magnesium), or a combination of at least two of the above materials. can be The side surface 110C is coupled to the front plate 102 and the rear plate 111 and may be formed by a side bezel structure (or “frame structure”) 118 including a metal and/or a polymer.

In some embodiments, the back plate 111 and the side bezel structure 118 are integrally formed and may include the same material (eg, a metal material such as aluminum).

In the illustrated embodiment, the front plate 102 includes two first regions 110D that extend seamlessly from the first surface 110A toward the rear plate 111 by bending the front plate. It may include both ends of the long edge of (102).

In the illustrated embodiment (see FIG. 2 ), the rear plate 111 includes two second regions 110E that extend seamlessly from the second surface 110B toward the front plate 102 , the It may be included at both ends of the long edge of the back plate 111 .

In some embodiments, the front plate 102 (or the back plate 111 ) may include only one of the first regions 110D (or the second regions 110E). In another embodiment, the front plate 102 (or the rear plate 111 ) may not include some of the first regions 110D (or the second regions 110E).

In the above embodiments, when viewed from the side of the electronic device 100 , the side bezel structure 118 is on the side (eg, on the side) not including the first regions 110D or the second regions 110E as described above. : has a first thickness (or width) on the short side), and has a second thickness that is thinner than the first thickness on the side side (eg, long side) including the first regions 110D or the second regions 110E can

According to an embodiment, the electronic device 100 includes the display 101 , the audio modules 103 , 104 , and 107 , and a sensor module (not shown, for example, disposed under the display 101 , or on the display 101 ). may be mounted (Under Display), camera modules 105 and 112, key input device 117, light emitting device (not shown, for example, disposed under the display 101, or mounted on the display 101) It may include at least one of (Under Display), and a connector hole 108 . In some embodiments, the electronic device 100 may omit at least one of the components (eg, the key input device 117 or the light emitting device) or additionally include other components.

The display 101 may be exposed through a substantial portion of the front plate 102 , for example. In some embodiments, at least a portion of the display 101 may be exposed through the front plate 102 including the first surface 110A and the first areas 110D of the side surface 110C.

In some embodiments, the edge of the display 101 may be formed to be substantially the same as an adjacent outer shape of the front plate 102 . In another embodiment (not shown), in order to expand the area to which the display 101 is exposed, the distance between the periphery of the display 101 and the periphery of the front plate 102 may be substantially the same.

In an embodiment, the surface (or the front plate 102 ) of the housing 110 may include a screen display area formed as the display 101 is visually exposed. For example, the screen display area may include a first surface 110A and side first areas 110D.

In an embodiment, the screen display areas 110A and 110D may include a sensing area (not shown) configured to obtain the user's biometric information. Here, the meaning of “the screen display regions 110A and 110D includes the sensing region” may be understood to mean that at least a portion of the sensing region may overlap the screen display regions 110A and 110D. For example, the sensing area may display visual information by the display 101 like other areas of the screen display areas 110A and 110D, and additionally obtain user's biometric information (eg, fingerprint). It can mean an area.

In an embodiment, the screen display areas 110A and 110D of the display 101 may include areas to which the first camera module 105 (eg, a punch hole camera) may be visually exposed. For example, at least a portion of an edge of the exposed area of the first camera module 105 may be surrounded by the screen display areas 110A and 110D. In various embodiments, the first camera module 105 may include a plurality of camera modules.

In another embodiment (not shown), a recess or opening is formed in a part of the screen display areas 110A and 110D of the display 101, and the audio module is aligned with the recess or the opening. (not shown), a first sensor module (not shown), and a light emitting device (not shown) may include at least one or more. In various embodiments, the recess may be the same as a notch or may correspond to a notch.

In another embodiment (not shown), the display 101 may include at least one of an audio module, a sensor module, and a light emitting device on the rear surface of the screen display areas 110A and 110D.

In another embodiment (not shown), the display 101 is coupled to or adjacent to a touch sensing circuit, a pressure sensor capable of measuring the intensity (pressure) of a touch, and/or a digitizer detecting a magnetic field type stylus pen. can be placed.

In some embodiments, at least a portion of the sensor module and/or at least a portion of the key input device 117 may include the side surface 110C (eg, the first regions 110D and/or the second region 110E). ) can be placed in

The audio modules 103 , 104 , and 107 may include microphone holes 103 , 104 and a speaker hole 107 . In the microphone holes 103 and 104, a microphone for acquiring an external sound may be disposed therein, and in some embodiments, a plurality of microphones may be disposed to detect the direction of the sound. The speaker hole 107 may include an external speaker hole 107 and a call receiver hole (not shown). In some embodiments, the speaker hole 107 and the microphone holes 103 and 104 may be implemented as one hole. In another embodiment, the microphone hole 104 may be disposed under the display 101 or mounted on the display 101 (Under Display).

In an embodiment, the electronic device 100 may include a speaker communicating with the speaker hole 107 . In some embodiments, the speaker may include a piezo speaker in which the speaker hole 107 is omitted.

The sensor module (not shown) may generate an electrical signal or data value corresponding to an internal operating state of the electronic device 100 or an external environmental state. For example, the sensor module may include a first sensor module (eg, a proximity sensor) disposed on the first surface 110A of the housing 110 , and a second sensor disposed on the second surface 110B of the housing 110 . A module (eg, TOF camera), a third sensor module (eg, HRM sensor) disposed on the second side 110B of the housing 110 and/or a fourth sensor module 138 coupled to the display 101 . (eg fingerprint sensor).

In various embodiments, the second sensor module (not shown) may include a TOF camera for distance measurement.

In various embodiments, at least a portion of the fourth sensor module 138 may be disposed below the screen display areas 110A and 110D. For example, the fourth sensor module may be disposed in the recess 139 formed on the rear surface of the display 101 . For example, the fourth sensor module 138 is not exposed to the screen display areas 110A and 110D, and may form a sensing area in at least a portion of the screen display areas 110A and 110D. In some embodiments (not shown), the fingerprint sensor may be disposed on the second surface 110B as well as the first surface 110A (eg, the screen display areas 110A and 110D) of the housing 110 .

In various embodiments, the electronic device 100 includes a sensor module (not shown), for example, a gesture sensor, a gyro sensor, a barometric pressure sensor, a magnetic sensor, an acceleration sensor, a grip sensor, a color sensor, an IR (infrared) sensor, and a biometric sensor. It may further include at least one of a sensor, a temperature sensor, a humidity sensor, and an illuminance sensor.

The camera modules 105 and 112 include a first camera module 105 (eg, a punch hole camera) exposed to the first surface 110A of the electronic device 100 , and a second surface 110B exposed to the second surface 110B of the electronic device 100 . 2 may include a camera module 112 , and/or a flash 113 .

In an embodiment, the first camera module 105 may be exposed through a portion of the screen display area 110D of the first surface 110A. For example, the first camera module 105 may be exposed as a portion of the screen display area 110D through an opening (not shown) formed in a portion of the display 101 .

In an embodiment, the second camera module 112 may include a plurality of camera modules (eg, a dual camera or a triple camera). However, the second camera module 112 is not necessarily limited to including a plurality of camera modules and may include one camera module.

The camera modules 105 and 112 may include one or more lenses, an image sensor, and/or an image signal processor. The flash 113 may include, for example, a light emitting diode or a xenon lamp. In some embodiments, two or more lenses (infrared cameras, wide-angle and telephoto lenses) and image sensors may be disposed on one side of the electronic device 100 .

The key input device 117 may be disposed on the side surface 110C of the housing 110 . In another embodiment, the electronic device 100 may not include some or all of the above-mentioned key input devices 117 and the not included key input devices 117 may be displayed on the display 101 , such as soft keys. It may be implemented in other forms. In some embodiments, the key input device may include a sensor module (eg, the fourth sensor module 138 ) that forms a sensing area included in the screen display areas 110A and 110D.

The light emitting device may be disposed, for example, on the first surface 110A of the housing 110 . The light emitting device may provide, for example, state information of the electronic device 100 in the form of light. In another embodiment, the light emitting device may provide, for example, a light source that is interlocked with the operation of the first camera module 105 . The light emitting element may comprise, for example, an LED, an IR LED and/or a xenon lamp.

The connector hole 108 includes a first connector hole 108 capable of receiving a connector (eg, a USB connector) for transmitting and receiving power and/or data to and from an external electronic device, and/or an external electronic device and audio It may include a second connector hole (not shown) (eg, earphone jack) capable of accommodating a connector for transmitting and receiving a signal.

3 is an exploded perspective view of an electronic device according to an exemplary embodiment;

Referring to FIG. 3 , the electronic device 100 includes a front plate 120 (eg, the front surface 110A and the first area 110D of FIG. 1 ) and a display 130 (eg, the display 101 of FIG. 1 ). )), a bracket 140 (eg, a part 110C of a side of FIG. 1 ), a first support structure 142 (eg, a plate structure), a first printed circuit board 151 , a second printed circuit board ( 152) (eg, PCB), battery 159, rear case 160, antenna 170, and rear plate 180 (eg, rear surface 110B and second region 110E of FIG. 1 ). can do.

In some embodiments, the electronic device 100 may omit at least one of the components (eg, the first support structure 142 or the rear case 160 ) or additionally include other components. At least one of the components of the electronic device 100 may be the same as or similar to at least one of the components of the electronic device 100 of FIG. 1 or 2 , and overlapping descriptions will be omitted below.

In an embodiment, the bracket 140 is formed from the frame structure 141 forming the surface (eg, a part of the side surface 110C of FIG. 1 ) of the electronic device 100 , and the electronic device 100 from the frame structure 141 . ) may include a first support structure 142 extending inwardly.

The first support structure 142 may be located inside the electronic device 100 and connected to the frame structure 141 , or may be formed integrally with the frame structure 141 . The first support structure 142 may be formed of, for example, a metal material and/or a non-metal (eg, polymer) material. In some embodiments, the first support structure 142 may be disposed inside the electronic device 100 and connected to the bracket 140 , or may be integrally formed with the bracket 140 . In the first support structure 142 , the display 130 may be coupled to one surface and at least one of the first printed circuit board 151 or the second printed circuit board 152 may be coupled to the other surface. At least one of the first printed circuit board 151 or the second printed circuit board 152 may be equipped with a processor, a memory, and/or an interface. The processor may include, for example, one or more of a central processing unit, an application processor, a graphics processing unit, an image signal processor, a sensor hub processor, or a communication processor.

Memory may include, for example, volatile memory or non-volatile memory.

The interface may include, for example, a high definition multimedia interface (HDMI), a universal serial bus (USB) interface, an SD card interface, and/or an audio interface. The interface may, for example, electrically or physically connect the electronic device 100 to an external electronic device, and may include a USB connector, an SD card/MMC connector, or an audio connector.

The battery 159 is a device for supplying power to at least one component of the electronic device 100 and may include, for example, a non-rechargeable primary battery, a rechargeable secondary battery, or a fuel cell. . At least a portion of the battery 159 may be disposed, for example, substantially coplanar with at least one of the first printed circuit board 151 or the second printed circuit board 152 . The battery 159 may be integrally disposed inside the electronic device 100 , or may be disposed detachably from the electronic device 100 .

The antenna 170 may be disposed between the rear plate 180 and the battery 159 . The antenna 170 may include, for example, a near field communication (NFC) antenna, a wireless charging antenna, and/or a magnetic secure transmission (MST) antenna. The antenna 170 may, for example, perform short-range communication with an external device or wirelessly transmit/receive power required for charging. In another embodiment, an antenna structure may be formed by a part of the bracket 140 and/or the first support structure 142 or a combination thereof.

In various embodiments, the camera module 105 may be disposed inside the housing 110 such that the lens is exposed to the front side 110A of the electronic device 100 . For example, the camera module 105 may include a punch hole camera disposed inside a hole or recess 137 formed on the rear surface of the display 130 .

In various embodiments, the camera module 112 may be disposed inside the housing 110 such that the lens is exposed to the camera area 110H of the rear surface 110B of the electronic device 100 . For example, the camera module 112 may be disposed on the first printed circuit board 151 .

In an embodiment, the first printed circuit board 151 and the second printed circuit board 152 may be connected to each other through the flexible circuit board 190 . Referring to FIG. 3 , the first printed circuit board 151 and the second printed circuit board 152 may be disposed to be spaced apart from each other. A battery 159 may be disposed between the first printed circuit board 151 and the second printed circuit board 152 .

In an embodiment, the flexible circuit board 190 may electrically connect the first printed circuit board 151 , the second printed circuit board 152 , and an external interface member (not shown, for example, a USB receptacle). For example, the first end of the flexible circuit board 190 may be connected to the first printed circuit board 151 , the second end may be connected to the second printed circuit board 152 , and the third end may be external It may be connected to the interface member. For example, the flexible circuit board 190 may connect the first printed circuit board 151 and the second printed circuit board 152 to another electronic device (not shown) connected through an external interface member. The first printed circuit board 151 and the second printed circuit board 152 may exchange electrical and/or electronic signals with other electronic devices (not shown) connected through an external interface member.

In one embodiment, the flexible circuit board 190 may extend across the battery 159 . For example, two or more printed circuit boards 151 and 152 spaced apart may transmit and receive electrical and/or electronic signals (or information) through the flexible circuit board 190 . In an embodiment, at least a portion of the flexible circuit board 190 may be formed to be flexible. For example, the flexible circuit board 190 may include a bending part, at least a part of which is flexibly bent. The bending portion according to an embodiment may be formed between components on which the flexible circuit board 190 is disposed inside the electronic device 100 (eg, between the battery 159 and the first flexible circuit board 151 , or between the battery 159 ). ) and the second flexible circuit board 152) may be bent.

4 is a diagram illustrating a flexible circuit board of an electronic device according to an exemplary embodiment.

In an embodiment, the electronic device 100 may include a flexible circuit board 400 and an external interface member 440 connected to the flexible circuit board 400 .

Referring to FIG. 4 , the flexible circuit board 400 may include a main region 410 , a first branch region 420 , and a second branch region 430 . According to an embodiment, the main region 410 may include a conductive pattern connected to the first connector 401 . According to an embodiment, the first branch region 420 may include a portion of the conductive pattern included in the main region 410 . The second branch region 430 may include at least a portion of the conductive pattern included in the main region 410 that is not included in the first branch region 420 . Referring to FIG. 4 , the direction in which the first branching area 420 extends from the main area 410 (eg, a downward direction based on the drawing) and the second branching area 430 extending from the main area 410 are shown. The directions (eg, a downward direction with respect to the drawing) may be identical to each other.

The flexible circuit board 400 may be formed to be flexible such that at least a part thereof is bendable. The flexible circuit board 400 is configured to electrically connect components (eg, the first printed circuit board 151 and the second printed circuit board 152 of FIG. 3 ) included in the electronic device 100 to each other. can be

In an embodiment, the main region 410 may include a slit portion 411 that is a section divided into a first branching region 420 and a second branching region 430 . In an embodiment, the main region 410 may be electrically connected to a first printed circuit board (eg, the first printed circuit board 151 of FIG. 3 ). For example, the main area 410 electrically connects the first printed circuit board and the second printed circuit board (eg, the second printed circuit board 152 of FIG. 3 ) spaced apart from the second branch area 430 . can be connected to For example, the main region 410 may include a first connector 401 coupled to a first printed circuit board. For example, the first connector 401 may be disposed at a first end of the main region 410 . According to some embodiments, the first connector 401 may include a contact connector in contact with the first end of the main region 410 .

In an embodiment, the first branch region 420 may be electrically connected to the external interface member 440 . The first branch area 420 includes a control circuit (not shown) included in the first printed circuit board (eg, the first printed circuit board 151 of FIG. 3 ) together with the main area 410 and the external interface member 440 . ) can be electrically connected. For example, the external interface member 440 may be coupled to the second end of the first branching region 420 . For example, the external interface member 440 may include a USB receptacle (USB Type-B or USB Type-C). As another example, the external interface member 440 may include a receptacle that can be connected to the USB earphone. In this case, the external interface member 440 may receive a microphone signal or output an audio signal to the outside. As another example, the external interface member 440 may include a component formed to be connected to an HDMI connector. As another example, the external interface member 440 may include a component formed to be connected to a display port. The external interface member 440 according to an embodiment is not limited to the above-described example, and may include a component formed to be connected to an external electronic device.

In an embodiment, the first branch region 420 may include a bending portion 421 . The flexible circuit board 400 according to an embodiment may be formed in a structure in which at least one layer is stacked. For example, the main region 410 , the first branching region 420 , and the second branching region 430 may have a single side layer, a double side layer, or a multi layer. It may be formed in at least one structure among According to an embodiment, the bending portion 421 may be formed in a structure in which at least one of the stacked layers is deleted for efficient bending characteristics in a narrow space. For example, when the main region 410 , the first branching region 420 , and the second branching region 430 have a multi-layer structure, the bending portion 421 may be formed of either a double side layer or a single side layer. It can be formed in the structure of Since the bending portion 421 from which some layers are deleted may be easily bent, bending characteristics may be improved.

The bending portion 421 may be bent to extend between other structures (eg, the battery 159 and the speaker module (eg, the speaker module 500 of FIG. 5 ) included in the electronic device 100 ). The first branching region 420 including the bending portion 421 according to the embodiment may extend to have a gap or differential of a predetermined size. For example, the bending portion 421 may include the first branching region The 420 may be bent in a direction perpendicular to a direction extending from the main region 410. When the first branching region 420 according to an embodiment is viewed from the side, the first branching region 420 is Since the bending portion 421 is included, at least a portion of a step having a predetermined size formed by the bending portion 421 may be included.

In an embodiment, the second branch region 430 may be electrically connected to a second printed circuit board (eg, the second printed circuit board 152 of FIG. 3 ). The second branch area 430 may electrically connect the first printed circuit board (eg, the first printed circuit board 151 of FIG. 3 ) spaced apart from the main area 410 and the second printed circuit board. . For example, the second branch region 430 may include a second connector 403 coupled to a second printed circuit board. For example, the second connector 403 may be disposed at the third end of the second branch region 430 . According to some embodiments, the second connector 403 may include a contact connector in contact with the third end of the second branch region 430 .

5 is a diagram illustrating an internal structure of an electronic device including a flexible circuit board, according to an exemplary embodiment.

Referring to FIG. 5 , the electronic device 100 may include a housing 110 and a plurality of components disposed inside the housing 100 . For example, the plurality of components may include a main circuit board 200 (eg, the first printed circuit board 151 of FIG. 3 ), a sub circuit board 300 (eg, the second printed circuit board 152 of FIG. 3 ). ), a battery 159 , a speaker module 500 , and a flexible circuit board 400 .

According to an embodiment, the main circuit board 200 may be disposed inside the housing 110 . The main circuit board 200 may include a control circuit 230 . For example, the control circuit 230 may include a processor. For example, the control circuit 230 may include at least one of a communication circuit and a charging circuit. For example, the control circuit 230 may perform wired communication (eg, data communication using USB) using the communication circuit. For example, the control circuit 230 may perform wireless communication using a communication circuit. For example, the control circuit 230 may charge power to the battery 159 using the charging circuit. According to another embodiment, the control circuit 230 may control the connection circuit 310 included in the sub circuit board 300 .

According to an embodiment, the main circuit board 200 may be disposed to be spaced apart from the sub circuit board 300 with the battery 159 interposed therebetween. The main circuit board 200 may be disposed to face the first side 1591 of the battery 159 . According to an embodiment, the sub circuit board 300 may be disposed inside the housing 110 . According to an embodiment, the sub circuit board 300 may be disposed to face the second side surface 1592 of the battery 159 . The sub circuit board 300 may include a connection circuit 310 . In an embodiment, the connection circuit 310 may perform an input/output operation for the electronic device 100 . For example, the connection circuit 310 may electrically connect the input/output device of the electronic device 100 . For example, the connection circuit 310 may electrically connect the speaker module 500 , and the control circuit 230 may control the speaker module 500 through the connection circuit 310 . For example, the connection circuit 310 may electrically connect a haptic motor (not shown) that provides haptic feedback in response to a user input, and the control circuit 230 controls the haptic motor through the connection circuit 310 . can do. For example, the connection circuit 310 may electrically connect a keyboard receptacle (not shown) that receives a typing or touch input from an external (eg, a user or an electronic input device), and the control circuit 230 includes the connection circuit 310 . ) to control the keyboard receptacle. For example, the connection circuit 310 may electrically connect at least one antenna (eg, the antenna 170 of FIG. 3 ) used for wireless communication, and the control circuit 230 may be configured to operate through the connection circuit 310 . The operation of at least one antenna may be controlled. For example, the at least one antenna may include at least one of an LDS antenna 540 and a frame antenna (not shown). Although the electronic device 100 is illustrated as including the LDS antenna 540 in FIG. 5 , the electronic device 100 is not limited thereto and may include an antenna used for various types of wireless communication.

According to an embodiment, the flexible circuit board 400 may be disposed inside the housing 110 . For example, the flexible circuit board 400 may be electrically connected to a plurality of components. For example, the flexible circuit board 400 may transmit electrical and/or electronic signals between the main circuit board 200 , the sub circuit board 300 , and the external interface member 440 .

According to an embodiment, the first connector 401 , the second connector 403 , and the external interface member 440 may be connected to the flexible circuit board 400 .

According to an embodiment, the first connector 401 may be disposed at the first end of the main region 410 to electrically and/or physically connect the main circuit board 200 and the flexible circuit board 400 . For example, the first connector 401 may include a board-to-board connector. In another example, the first connector 401 may include a pin header connector. According to an embodiment, the first connector 401 transmits and receives data from the sub circuit board 300 , exchanges data with an external electronic device (not shown) connected through the external interface member 440 , and power Since power may be supplied from a device (not shown), the second connector 402 may include a larger number of pins than the number of pins included in the second connector 402 . According to an embodiment, the main circuit board 200 may further include a connector for a socket corresponding to the first connector 401 to be connected to the first connector 401 .

According to an embodiment, the second connector 403 may be disposed at the second end of the second branch region 430 to electrically and/or physically connect the sub circuit board 300 and the flexible circuit board 400 to each other. have. For example, the second connector 403 may include a board-to-board connector. In another example, the second connector 403 may include a pin header connector. According to an embodiment, the sub circuit board 300 may further include a connector for a socket corresponding to the second connector 403 to be connected to the second connector 403 .

According to an embodiment, the external interface member 440 may be disposed at the third end of the first branching region 420 . For example, the external interface member 440 may be screw-coupled to a bracket disposed inside the housing 110 . Alternatively, the external interface member 440 may be screw-coupled to a portion of the bracket and the sub circuit board 300 disposed inside the housing 110 . As the external interface member 440 is at least partially screw-coupled to the bracket, the external interface member 440 may be fixed to minimize movement of the external interface member 440 . According to an embodiment, it may be connected to the USB earphone electronic device 100 through the external interface member 440 . In this case, the external interface member 440 may include a USB receptacle.

According to an embodiment, at least a portion of the external interface member 440 may be disposed on one surface of the housing 110 of the electronic device 100 . For example, at least a portion of the external interface member 440 may be exposed to the outside through an opening formed in the electronic device 100 . For example, at least a portion of the pins 441 included in the external interface member 400 may be exposed to the outside through the opening. According to an embodiment, when the USB cable is coupled to the external interface member 440 through an opening, the electronic device 100 performs communication to exchange information with another electronic device (not shown) through the USB cable. can do. According to an embodiment, the electronic device 100 may support a DeX (Desktop Experience, DeX, hereinafter 'DEX') function. For example, when a portable terminal device (not shown) is connected to a PC (not shown) including a monitor through the external interface member 440 , data is transmitted so that the screen of the portable terminal device can be mirrored on the monitor. can be sent and received. Alternatively, when touch coordinates are input to the portable terminal device, the touch coordinates may be input to the monitor in response thereto. Alternatively, when the portable terminal device is connected to the PC including the monitor through the external interface member 440 , the PC may be provided with a Dex-only interface different from the portable terminal device.

According to an embodiment, the flexible circuit board 400 may include a main region 410 , a first branch region 420 , and a second branch region 430 .

According to an embodiment, the main region 410 may include a first connector 401 electrically and/or physically connected to the main circuit board 200 . According to an embodiment, the main region 410 may include a portion 411 branching into the first branching region 420 and the second branching region 430 . The portion 411 branching into the first branching region 420 and the second branching region 430 may be formed to face at least a portion of the first surface 1593 of the battery 159 .

According to an embodiment, at least a portion of the first branch region 420 extends to face the first surface 1593 of the battery 159 , and at least another portion thereof extends to the second side surface 1592 and the speaker module 500 . It can be extended to pass between the According to an embodiment, the first branch region 420 may include a bending portion 421 . In the bending portion 421 , some layers may be deleted compared to other portions included in the first branching region 420 . Accordingly, the thickness of the bending portion 421 may be relatively thinner than that of other portions included in the first branch region 420 . For example, the bending portion 421 may include a portion facing the first side 1593 of the battery 159 and a portion facing the second side 1592 of the battery 159 in the first branching region 420 . parts can be connected. Also, the bending portion 421 may connect the extension region 423 disposed under the speaker module 500 and the portion facing the second side surface 1592 of the battery 159 . According to an embodiment, the first branch region 420 may include an external interface member 440 electrically and/or physically connected to another electronic device (not shown).

According to an embodiment, the second branch region 430 may include a second connector 403 electrically and/or physically connected to the sub circuit board 300 .

According to an embodiment, the battery 159 may be disposed inside the housing 110 . The battery 159 may supply power to at least one of the main circuit board 200 , the sub circuit board 300 , the flexible circuit board 400 , and the speaker module 500 . For example, when the electronic device 100 and an external charging device (not shown) are connected by wire through the external interface member 440 , the electronic device 100 receives power from the external charging device to supply power to the battery 159 . can be recharged For example, the external charging device may include a charger or a USB PD device. For another example, when the electronic device 100 and the external electronic device (not shown) are connected by wire through the external interface member 400 , the electronic device 100 is connected to the external electronic device in which the battery 159 is charged. power can be provided.

According to an embodiment, the battery 159 may be disposed between the main circuit board 200 and the sub circuit board 300 . According to an embodiment, the battery 159 may be disposed between the main circuit board 200 and the speaker module 500 .

According to an embodiment, the battery 159 may include a first side 1591 , a second side 1592 , and a first side 1593 . The first side 1591 of the battery 159 may face the main circuit board 200 . At least a portion of the second side 1592 of the battery 159 may face the sub circuit board 300 . At least a portion of the second side 1592 of the battery 159 may face the speaker module 500 .

According to an embodiment, the speaker module 500 may include a speaker core 530 and at least one laser direct structure (LDS) antenna. According to an embodiment, at least one LDS (Laser Direct Structure) antenna may be printed on the speaker module 500 in the form of a pattern. According to another embodiment, a laser direct structure (LDS) antenna may be disposed on at least a portion of one side of the speaker module 500 . According to an embodiment, the extension region 423 extending from the bending portion 421 may be disposed so as not to overlap the speaker core 530 . Alternatively, the extension region 423 extending from the bending portion 421 may be disposed so as not to overlap a position where the speaker core 530 is disposed, and the sound generated by the speaker module 500 may be transmitted by the electronic device 100 . It may be disposed so as not to overlap with a location of an externally output sound hole (eg, the speaker hole 107 of FIG. 2 ).

According to an embodiment, at least one of the main circuit board 200 and the sub circuit board 300 may be formed using a rigid material to mount various electric devices or electronic components. According to an embodiment, the flexible circuit board 500 may be formed using a material that can be bent relatively flexibly. Since the flexible circuit board 400 may be bent, it may be positioned within a limited space inside the electronic device 100 to connect the main circuit board 200 , the sub circuit board 300 , and the external interface member 440 .

FIG. 6 is a view showing the inside of an electronic device including a flexible circuit board according to an exemplary embodiment, and is a view taken along a cross section AA′ of FIG. 5 .

Referring to FIG. 6 , in an embodiment, the electronic device may include a main circuit board 200 , a battery 159 , and a flexible circuit board 400 .

According to an embodiment, the main circuit board 200 may include a first main circuit board 210 (or a master circuit board) and a second main circuit board 220 (or a slave circuit board). Referring to FIG. 6 , the main circuit board 200 is illustrated as including only the first main circuit board 210 and the second main circuit board 220 , but this is only an example and the number of stacked circuit boards is shown in FIG. It is not limited to the embodiment shown in 6 .

According to an embodiment, the main circuit board 200 may include a first main circuit board 210 , a second main circuit board 220 , and an interposer 201 .

According to an embodiment, the first main circuit board 210 may include a processor 232 . For example, the processor 232 may be located between the first main circuit board 210 and the second main circuit board 220 in a space formed by the interposer 201 . For example, the first connector 401 may connect the second main circuit board 220 and the main region 410 of the flexible circuit board 400 . According to an embodiment, the first main circuit board 210 may be disposed to face the first side 1591 of the battery 159 .

According to an embodiment, the second main circuit board 220 may include an RF circuit 231 and a second connector 401 . The second main circuit board 220 may be disposed to face the first side 1591 of the battery 159 .

According to an embodiment, the interposer 201 may be electrically and/or physically formed between the first main circuit board 210 and the second main circuit board ( 220) can be connected.

According to an embodiment, the battery 159 may include a first side 1591 , a second side 1592 , a first side 1593 , and a second side 1594 .

According to an embodiment, the first side 1591 may face the second side 1592 , and may face the first main circuit board 210 and the second main circuit board 220 . The second side surface 1592 may face the first side surface 1591 and may face the refractive region 422 of the flexible circuit board 400 . The first surface 1593 may face the main area 410 of the flexible circuit board 400 , and may form an upper (eg, an upper portion based on the drawing) surface of the battery 159 . The second surface 1594 may face the first surface 1594 , and may form a lower (eg, a lower portion based on the drawing) surface of the battery 159 .

According to an embodiment, the flexible circuit board 400 may include a main region 410 , a first branch region 420 , a bending portion 421 , and a refractive region 422 .

According to an embodiment, the main region 410 extends from the main region 410 to a first branch region 420 and a second branch region (not shown) (eg, the second branch region 430 in FIG. 5 ). A branching portion 411 may be included. The branching portion 411 may be formed in the main region 410 to face at least a portion of the first surface 1593 of the battery 159 . According to an embodiment, the main region 410 may have an attachment member 202 coupled to one end thereof. For example, the attachment member 202 may include a reinforcing plate including a SUS frame.

According to an embodiment, the first branch region 420 may include a bending portion 421 and a refractive region 422 .

According to an embodiment, the bending portion 421 may be formed to be bent in a direction surrounding the battery 159 . In some embodiments, the bending portion 421 may include a portion bent in a direction perpendicular to a direction in which the first branch region 420 extends to face the first surface 1593 of the battery 159 . . The bending portion 421 may be positioned between the main region 410 and the refractive region 422 . For example, the bending portion 421 may have one side connected to the main region 410 and the other side connected to the refractive region 422 .

According to an embodiment, the refractive region 422 may be disposed to face the second side surface 1592 of the battery 159 . For example, the size of the refractive region 422 may be designed to correspond to the size of the second side 1592 of the battery 159 (eg, the height or thickness of the battery 159 ).

According to an embodiment, the flexible circuit board 400 faces the first surface 1593 of the battery 159 from the main region 410 and extends in the X direction and includes an upper battery extension region 424 and an upper battery extension region. It may include a refractive region 422 extending in the -Y direction from 424 . The flexible circuit board 400 may include a bending portion 421 connecting the battery upper extension region 424 extending in the X direction and the refraction region 422 extending in the -Y direction. For example, the bending portion 421 may include a flexible portion that is bent so that at least a portion of the flexible circuit board 400 is changed in an extending direction. According to an embodiment, a portion of the first branch region 420 of the flexible circuit board 400 that is disposed to face the second side surface 1592 of the battery 159 may be defined as the refraction region 422 . . The size (or height) of the refractive region 422 of the flexible circuit board 400 may correspond to the size (eg, the thickness of the battery) of the second side surface 1592 of the battery 159 . The refractive region 422 may extend from the bending portion 421 . In some embodiments, the refractive region 422 may be disposed to face the second side 1592 perpendicular to the first side 1593 of the battery 159 .

According to an embodiment, since the flexible circuit board 400 includes the bending portion 421 , it may be disposed in a narrow space inside the electronic device. According to an embodiment, since the flexible circuit board 400 includes the bendable bending portion 421 , the electronic device may include a component disposed therein (eg: a battery 159 ) or a speaker module (eg, FIG. More space can be allocated to the speaker module 500) of 5).

7 is a view for explaining an effect of a flexible circuit board according to an exemplary embodiment.

According to an embodiment, the flexible circuit board 400 may be designed according to the size (or length) of the battery 159 .

For example, the electronic device may include a relatively large battery 159 in order to supply high-capacity power to the electronic device. As illustrated in FIG. 7 , when the size of the battery 159 is relatively increased, the size (or length) of the first branch region 420 or the main region 410 may be designed to increase in correspondence thereto. In another example, when the height or thickness of the battery 159 (the size or length of the second side 1592 ) is relatively increased, the size of the refractive region 422 may be designed to relatively increase accordingly.

An electronic device according to an embodiment may have an internal space of a limited size. A plurality of components (eg, a battery 159 and a speaker module (not shown) (speaker module of FIG. 5 )) may be disposed in the internal space of the electronic device. Since the flexible circuit board 400 according to an embodiment includes the bending portion 421 , the flexible circuit board 400 may be efficiently disposed in an internal space of an electronic device having a limited size.

FIG. 8 is a view showing the inside of an electronic device including a flexible circuit board according to an exemplary embodiment, and is a view taken along the line A-A′ of FIG. 5 .

According to an embodiment, the flexible circuit board 400 includes a main region 410 , a first branching region 420 extending from a branching portion 411 formed in the main region, and a branching portion formed in the main region ( A second branching area (not shown) (eg, the second branching area 430 of FIG. 5 ) extending from 411 may be included.

According to an embodiment, the first branch region 420 may include a bending portion 421 and a refractive region 422 .

According to an embodiment, the first branching region 420 is connected to the portion 411 from which the first end 4201 is branched, and the second end 4202 is electrically and/or connected to the external interface member 440 . It can be physically connected. For example, at least a portion of the first branch region 420 may be formed to face the first surface 1593 of the battery 159 .

According to an embodiment, the bending portion 421 may be formed on both sides of the refraction region 422 disposed between the battery 159 and the speaker module 500 , respectively. For example, the bending portion 421 may include a portion bent in a direction surrounding the battery 159 . For example, the bending portion 421 may include a portion bent in a direction surrounding the speaker lower enclosure 520 . According to an embodiment, at least a portion of the speaker lower enclosure 520 may physically contact at least a portion of the external interface member 440 . When the external interface member 440 comes into contact with at least a portion of the speaker lower enclosure 520 , the external interface member 440 may be fixed to minimize movement of the external interface member 440 .

According to an embodiment, the refractive region 422 may be disposed between the battery 159 and the speaker module 500 . In some examples, the refractive region 422 may be formed to face the second side 1592 of the battery 159 that is formed perpendicular to the first side 1593 of the battery 159 .

FIG. 9 is a view showing the inside of an electronic device including a flexible circuit board according to an embodiment, and is a view taken along a cross section B-B′ of FIG. 5 .

An electronic device (eg, the electronic device 100 of FIGS. 1 to 3 and the electronic device 100 of FIG. 5 ) according to an embodiment includes a sub circuit board 300 , a speaker module 500 , a bracket 140 , It may include a stiffener 121 and an external interface member 440 .

According to an embodiment, the sub circuit board 300 may include a connection circuit 310 . The sub circuit board 300 may be connected to at least a portion of the bracket 140 . The connection circuit 310 may be disposed between the speaker upper enclosure 510 and the sub circuit board 300 .

According to an embodiment, the speaker module 500 may include a speaker upper enclosure 510 , a speaker lower enclosure 520 , and a speaker core 530 .

According to an embodiment, the speaker upper enclosure 510 may further include at least one laser direct structure (LDS) antenna 540 . The speaker upper enclosure 510 may be connected to the speaker lower enclosure 520 to include a speaker core 530 and a resonance space therein.

According to an embodiment, the speaker lower enclosure 520 may be connected to at least a portion of the bracket 140 . An external interface member 440 may be disposed between the speaker lower enclosure 520 and the stiffener 121 . According to an exemplary embodiment, the stiffener 121 may be disposed under the flexible circuit board to reinforce the relatively thin flexible circuit board. For example, the stiffener 121 may be disposed to be connected to at least a portion of the external interface member 440 in order to prevent damage that may occur to a surrounding structure (eg, a bracket) when the external interface member 440 moves. have.

According to an embodiment, the speaker core 530 may include a magnetic material (eg, a magnet), a coil 531 (coil), and a yoke 532 (yoke). The speaker `core 530 may amplify the vibration generated by using the magnetic material and the coil 531 in the resonance space. According to one embodiment, the speaker module 500 may include a resonant volume (Speaker Volume, 550). For example, the resonance characteristics of the sound pressure and the audio frequency of the speaker module 500 may be adjusted using the resonance volume.

According to an embodiment, the bracket 140 may form an opening exposed to the outside. A stiffener 121 may be disposed between the opening and the external interface member 440 . According to an embodiment, the sub circuit board 300 may be disposed on at least a part of the bracket 140 .

According to an embodiment, the stiffener 121 may be connected to at least a portion of the bracket 140 . The stiffener 121 may be connected to the external interface member 440 . As at least a portion of the stiffener 121 is connected to the opening, the strength of the bracket 140 forming the opening may be increased.

According to an embodiment, the external interface member 440 may be disposed under the speaker lower enclosure 520 (eg, below in the drawing). For example, at least a portion of the external interface member 440 may be exposed to the outside of the electronic device through an opening. For example, the stiffener 121 may be connected to a lower portion of the external interface member 440 .

10 is a cross-sectional view illustrating an internal structure of an electronic device according to an exemplary embodiment.

Referring to FIG. 10 , an electronic device (eg, the electronic device 100 of FIGS. 1 to 3 and the electronic device of FIG. 5 ) may include a front plate 120 , a rear plate 180 , and a bracket 140 . have. In another embodiment, the front plate 120 may be referred to as a cover layer included in a display (eg, the display 130 of FIG. 3 ). In some embodiments, the front plate 120 may be referred to as a first cover, and the back plate 180 may be referred to as a second cover.

In one embodiment, the bracket 140 is between the front plate 120 and the rear plate 180, the frame structure 1401 surrounding the outer surface of the front plate 120 and the rear plate 180, and the frame may include a plate structure 1402 extending inwardly of the housing (eg, housing 110 of Figure 5) from structure 1401. In other embodiments, plate structure 1402 may be coupled to frame structure 1401 and to each other. It may be formed of different materials and may be integrally formed with the frame structure 1401. In one embodiment, the plate structure 1402 and the frame structure 1401 may be made of different materials and welded together. can be

In an embodiment, the frame structure 1401 may be connected to the front plate 120 and the rear plate 180 . For example, the frame structure 1401 may be coupled to the front plate 120 and the rear plate 180 . For example, the front plate 120 and the rear plate 180 may be respectively seated on the frame structure 1401 . In an embodiment, an opening 149 penetrating the frame structure 1401 may be formed in the frame structure 1401 . At least a portion of the external interface member 440 may be disposed inside the opening 149 . The external interface member 440 may be electrically connected to another external electronic device through the opening 149 .

In one embodiment, the front plate 120 is disposed on the second side 140b of the plate structure 1402 , and the main circuit board 200 , the battery 159 , and the speaker module 500 are disposed on the first side 140a . ), an external interface member 440 may be disposed.

In one embodiment, the plate structure 1402 may include a frame wall 143 for securing the battery 159 . For example, the frame wall 143 may extend from the first side 140a of the plate structure 1402 .

In one embodiment, the frame wall 143 may surround at least a portion of the battery 159 . For example, the frame wall 143 may include a first portion 1431 adjacent to the speaker module 500 and a second portion 1432 adjacent to the main circuit board 200 . In an embodiment, the first portion 1431 may face the refractive region 422 of the flexible circuit board 400 . For example, a portion of the refractive region 422 of the flexible circuit board 400 may be positioned between the first portion 1431 and the speaker module 500 .

In another embodiment, the frame structure 1401 of the front plate 120 , the rear plate 180 , and the bracket 140 is a housing structure (eg, the housing ( 110)) can be formed. In this case, the plate structure 1402 may be referred to as a support member (eg, the first support structure 142 of FIG. 3 ) supporting the structure of the electronic device 100 .

In an embodiment, the speaker module 500 may include enclosures 510 and 520 and a speaker core 530 disposed inside the enclosures 510 and 520 . The enclosures 510 and 520 may include an upper enclosure 510 and a lower enclosure 520 . In various embodiments, the upper enclosure 510 may further include at least one laser direct structure (LDS) antenna 540 .

In an embodiment, the flexible circuit board 400 may include an extension region 423 extending from the refractive region 422 . The main region 410 may be located on the first side 1593 of the battery 159 , and the extension region 423 may be located on the first side 140a of the plate structure 1402 .

In one embodiment, the flexible circuit board 400 may be formed such that at least a part is positioned between the back plate 180 and the battery 159 , and another part is positioned between the speaker module 500 and the plate structure 1402 . can For example, a portion of the main region 410 and the first branch region 420 of the flexible circuit board 400 is positioned between the first surface 1593 and the rear plate 180 of the battery 159 , An extended region 423 extending from the region 422 may extend between the first surface 140a of the plate structure 1402 and the speaker module 500 . For example, the extension region 423 may be connected to the external interface member 440 . According to an embodiment, the extension region 423 may be disposed to overlap the speaker core 530 . Alternatively, the extension region 423 extending from the bending portion 421 may be disposed to overlap a position where the speaker core 530 is disposed, and the sound generated by the speaker module 500 may be transmitted outside the electronic device 100 . It may be disposed so as not to overlap with the position of the sound hole (not shown) outputted as .

For example, the bending portion 421 of the flexible circuit board 400 may be bent from the edge of the first side 1593 of the battery 159 toward the first side 140a of the plate structure 1402 . . The bending portion 421 of the flexible circuit board 400 may be bent from the refractive region 422 toward the opening 149 . The bending portion 421 of the flexible circuit board 400 may be bent such that the extension portion 423 extends from the refractive region 422 between the first surface 140a of the plate structure 1402 and the speaker module 500 . .

In one embodiment, the flexible circuit board 400 is partially extended from the main circuit board 200 through the space between the back plate 180 and the first surface 1593 of the battery 159, and the other portion is a speaker. It may include a refractive region 422 connecting the part and the other part so as to extend into the space between the module 500 and the second side 1592 of the battery 159 . For example, the refractive region 422 of the flexible circuit board 400 may extend between the speaker module 500 and the second side 1592 of the battery 159 from the main region 410 .

In an embodiment, a direction extending from the main circuit board 200 to the external interface member 440 may be defined as an extending direction of the flexible circuit board 400 . When viewed in an extension direction of the flexible circuit board 400 , the refractive region 422 may extend from the rear plate 180 to the front plate 120 . In various embodiments, the refractive region 422 may extend from the rear surface of the electronic device 100 toward the front surface when viewed in the extension direction of the flexible circuit board 400 .

11 is a diagram illustrating an electronic device according to another embodiment.

Referring to FIG. 11 , a flexible circuit board (eg, the flexible circuit board 400 of FIG. 4 ) 1100 has a main area 1110 and a first branching area 1120 and a second branching area from the main area 1110 . A slit region 1111 including a portion branching to 1130 , a first interface member 1140 from the slit region 1111 , a second branching region 1130 extending to the second interface member 1150 , and a slit A first branching area 1120 extending from the area 1111 and distinct from the second branching area 1130 may be included. For example, the main area 1110 , the first branch area 1120 , and the second branch area 1130 may extend in different directions from the slit area 1111 .

In an embodiment, the flexible circuit board 1100 has a main region 1110, and the first branch region 1120 is an electronic device (eg, the electronic device 100 of FIGS. 1 to 3 or the electronic device ( 100) or components (eg, the first circuit board 2100 and the second circuit board 2200 of FIG. 12 ) of the electronic device 100 of FIG. 10 or the electronic device 2000 of FIG. 12 ) and It may be formed to be electrically connected.

In an embodiment, the main region 1110 may include a first connector 1101 . The first connector 1101 may be electrically connected to a component (eg, the first circuit board 2100 of FIG. 12 ) disposed inside the electronic device (eg, the electronic device 2000 of FIG. 12 ). For example, the first connector 1101 may be electrically connected to a circuit board (eg, the first circuit board 2100 of FIG. 12 ) of an electronic device (eg, the electronic device 2000 of FIG. 12 ). For example, the first connector 1101 may be disposed at an end of the main region 1110 .

In one embodiment, the first bifurcation region 1120 may include a second connector 1102 . The second connector 1102 may be electrically connected to a component (eg, the second circuit board 2200 of FIG. 12 ) disposed inside the electronic device (eg, the electronic device 2000 of FIG. 12 ). For example, the second connector 1102 is connected to a circuit board (eg, the second circuit board 2200 of FIG. 12 ) of the electronic device (eg, the electronic device 2000 of FIG. 12 ), for example, the second connector 1102 may be disposed at an end of the first bifurcated region 1120 .

In an embodiment, one or more interface members 1140 and 1150 may be coupled to the second branch region 1130 . For example, the first interface member 1140 and the second interface member 1150 may be coupled to one or more interface members 1140 and 1150 . In an embodiment, the first interface member 1140 and the second interface member 1150 may each include either a USB receptacle or an HDMI connector. For example, the first interface member 1140 may include a USB receptacle, and the second interface member 1150 may include an HDMI connector.

In an embodiment, the second branch region 1130 may include a bending portion 1131 disposed in a bent state inside the electronic device (eg, the electronic device 2000 of FIG. 12 ).

12 is a diagram illustrating an internal structure of an electronic device according to another exemplary embodiment.

Referring to FIG. 12 , an electronic device 2000 (eg, the electronic device 100 of FIGS. 1 to 3 , the electronic device 100 of FIG. 5 , or the electronic device 100 of FIG. 10 ) includes a housing 2010 . , and components at least a portion of which are disposed inside the housing 2010 . In one embodiment, the components include a first circuit board 2100 , a second circuit board 2200 , a flexible circuit board 1100 , a battery 2500 , and an external interface member 2340 (eg, a USB receptacle) (eg, a USB receptacle). The speaker module 2400 including the first interface member 1140 and the second interface member 1150 of FIG. 11 ) and the speaker core 2410 may be included. In an embodiment, the external interface member 2340 may be disposed such that at least a portion thereof is exposed to the outside of the housing 2010 through an opening (eg, the opening 149 of FIG. 10 ) formed on the surface of the housing 2010 . . In various embodiments, the illustrated electronic device 2000 may include a tablet-type mobile electronic device.

In an embodiment, each of the first circuit board 2100 and the second circuit board 2200 may include electronic circuits 2110 and 2210 . For example, the electronic circuits 2110 and 2210 may include at least one of a communication circuit configured to perform data communication, a charging circuit providing a battery charging function, and a connection circuit electrically connected to the input/output device.

In an embodiment, the battery 2500 may be disposed between the first circuit board 2100 and the second circuit board 2200 .

In an embodiment, the flexible circuit board 1100 may extend from the first circuit board 2100 to the second circuit board 2200 such that the slit region 1111 is positioned at a position facing one surface of the battery 2500 . can For example, in the flexible circuit board 1100 , the first connector 1101 of the main region 1110 is coupled to the first circuit board 2100 , and the second connector 1102 of the first branch region 1120 is the second 2 may extend across the battery 2500 to couple to the circuit board 2200 .

In an embodiment, the second branch region 1130 of the flexible circuit board 1100 includes a bending portion 1131 extending into a space between one surface of the battery 2500 and one surface of the speaker module 2400, and the bending an extension region 1132 extending from portion 1131 . The bending portion 1131 may be bent such that at least a portion of the extension area 1132 is positioned below the speaker module 2400 . An external interface member 2340 may be disposed at one end of the extension region 1132 .

An electronic device according to an embodiment of the present disclosure (eg, the electronic device 100 of FIGS. 1 to 3 , the electronic device 100 of FIG. 5 , the electronic device 100 of FIG. 10 , or the electronic device 2000 of FIG. 12 ) )), the housing 110, the main circuit board 200 disposed inside the housing, the sub circuit board 300 disposed inside the housing and spaced apart from the main circuit board, the main circuit board and the sub A battery 159 disposed between circuit boards, the battery comprising a first side surface 1591 facing the main board, and a second side surface 1592 facing the first side and facing the sub board, at least A portion is disposed on one surface of the housing and may include an external interface member 440 for electrically connecting the electronic device and another electronic device, and a flexible circuit board 400 connected to the main circuit board. . According to an embodiment, the flexible circuit board may include a main area 410 connected to the main circuit board, a first branch area 420 connected to the external interface member from the main area, and the main area from the main area. A second branch region 430 connected to the sub-circuit board may be included, and the first branch region may include a bending portion 421 bent to face the second side surface of the battery.

According to an embodiment, the electronic device may further include a speaker module 500, and the bending portion may be disposed between one side of the battery and one side of the speaker module.

According to an embodiment, the electronic device further includes a display 130, and the housing includes a front surface to which the display is exposed, a rear surface facing the front surface, and a rear surface facing the first side surface of the speaker module, , the first branch region may extend between a second side surface of the speaker module opposite to the first side surface of the speaker module and the front surface.

According to an embodiment, the speaker module 500 may have an LDS antenna 540 disposed on at least a portion of the first side surface.

According to an embodiment, the battery 159 surrounds a space between the first side 1591 and the second side 1592 and includes a third side 1593 facing the rear surface of the housing and the and a fourth side surface (1594) facing the third side surface and facing the front side of the housing, wherein the flexible circuit board (400) is disposed between the third side surface and the rear side of the housing, the main The slit portion 411 may be branched from the region into at least one of the first branching region and the second branching region.

According to an embodiment, the battery 159 surrounds a space between the first side 1591 and the second side 1592 and includes a third side 1593 facing the rear surface of the housing and the and a fourth side surface (1594) opposite to the third side surface and facing the front surface of the housing, wherein the flexible circuit board (400) is configured to extend from the main area to the first branch area and/or the second branch area and a slit portion 411 branching to , wherein the slit portion may be formed to face at least a portion of the third side surface 1593 of the battery.

According to an embodiment, the flexible circuit board 400 includes a first connector 401 electrically connecting the main region and the main circuit board, and a first connector 401 electrically connecting the second branch region and the sub circuit board. A second connector 402 may be further included.

According to an embodiment, the main circuit board 200 includes at least one 230 of a communication circuit for performing data communication or a charging circuit for charging the battery, and the sub circuit board 200 includes: It may include an input/output circuit 310 that performs an input/output operation for the electronic device.

According to an embodiment, the first branch region 410 includes a refractive region 422 extending from the bending portion 421 and facing the second side surface 1592 , and the refractive region The external interface member 440 may be connected to one end of the .

An electronic device according to an embodiment of the present disclosure (eg, the electronic device 100 of FIGS. 1 to 3 , the electronic device 100 of FIG. 5 , the electronic device 100 of FIG. 10 , or the electronic device 2000 of FIG. 12 ) )), a housing including a first cover 120, a second cover 180 facing the first cover, and a bracket 140 surrounding the inner space between the first cover and the second cover. The structure 110, the bracket includes a first structure 1401 connecting the first cover and the second cover, and a second structure 1402 extending from the first structure into the inner space, A battery 159 disposed between a second structure and the second cover, a first circuit board 200 disposed between the second structure and the second cover and disposed on one side 1591 of the battery, the A second circuit board 300 disposed between the second structure and the second cover and disposed on the other side 1592 of the battery, disposed between the second structure and the second cover, and disposed on the other side of the battery A speaker module 500 disposed, a flexible circuit board 400 connected to the first circuit board, the flexible circuit board having a first portion 424 disposed between the battery and the second cover, the speaker module and a second portion 423 disposed between the second structure and a third portion 422 connecting the first portion and the second portion, wherein at least a portion of the third portion comprises the first portion It may extend from the portion in a direction toward the second structure.

According to an embodiment, the LDS antenna 540 may be disposed on at least a part of one side of the speaker module 500 facing the second cover.

According to an embodiment, the length of the third part may be formed to correspond to the length of at least one of the one side 1591 and the other side 1592 of the battery.

According to an embodiment, the length of the first part may be formed to correspond to the length of the side surface 1593 connecting the one side and the other side of the battery.

According to an embodiment, the flexible circuit board further includes an external interface member 440 for electrically connecting the electronic device and another electronic device, and the external interface member is connected to the second part 423 from the second part 423 . It may extend and be coupled to one end of the second part.

According to an embodiment, the interface member may be screw-coupled to the bracket.

According to an embodiment, the third part includes a refractive region 421 positioned between the other side 1592 of the battery and the speaker module, and a bending part connecting the first part and the refractive region. can do.

According to an embodiment, the flexible circuit board 400 may include a fourth portion 430 connected to the second circuit board and a slit portion 411 branched from the first portion to the fourth portion. can

According to an embodiment, the slit portion 411 may be positioned between the second cover 180 and one side 1593 of the battery facing the second cover.

According to an embodiment, the first circuit board includes at least one 230 of a communication circuit for performing data communication or a charging circuit for charging the battery, and the second circuit board is provided to the electronic device. It may include an input/output circuit 310 for performing an input/output operation.

According to an embodiment, the electronic device may further include a display 130 , and the display may be exposed through at least a portion of the first cover 120 .

Various embodiments of this document and terms used therein are not intended to limit the technology described in this document to a specific embodiment, but it should be understood to include various modifications, equivalents, and/or substitutions of the embodiments. In connection with the description of the drawings, like reference numerals may be used for like components. The singular expression may include the plural expression unless the context clearly dictates otherwise. In this document, expressions such as “A or B”, “at least one of A and/or B”, “A, B or C” or “at least one of A, B and/or C” refer to all of the items listed together. Possible combinations may be included. Expressions such as "first," "second," "first," or "second," can modify the corresponding elements, regardless of order or importance, and to distinguish one element from another element. It is used only and does not limit the corresponding components. When an (eg, first) component is referred to as being “(functionally or communicatively) connected” or “connected” to another (eg, second) component, that component is It may be directly connected to the component or may be connected through another component (eg, a third component).

In this document, "adapted to or configured to" is, depending on the context, for example, hardware or software "suitable for," "having the ability to," "modified to, Can be used interchangeably with ""made to," "capable of," or "designed to." In some circumstances, the expression “a device configured to” may mean that the device is “capable of” with other devices or parts. For example, the phrase “a processor configured (or configured to perform) A, B, and C” refers to a processor dedicated to performing the operations (eg, an embedded processor), or one stored in a memory device (eg, memory 130). By executing the above programs, it may mean a general-purpose processor (eg, CPU or AP) capable of performing corresponding operations.

As used herein, the term “module” includes a unit composed of hardware, software, or firmware, and may be used interchangeably with terms such as, for example, logic, logic block, component, or circuit. can A “module” may be an integrally formed component or a minimum unit or a part of performing one or more functions. A “module” may be implemented mechanically or electronically, for example, known or to be developed, application-specific integrated circuit (ASIC) chips, field-programmable gate arrays (FPGAs), or It may include a programmable logic device.

At least a portion of an apparatus (eg, modules or functions thereof) or a method (eg, operations) according to various embodiments of the present disclosure includes instructions stored in a computer-readable storage medium (eg, memory 130) in the form of a program module. can be implemented as When the instruction is executed by a processor (eg, the processor 120), the processor may perform a function corresponding to the instruction. Computer-readable recording media include hard disks, floppy disks, magnetic media (eg, magnetic tape), optical recording media (eg, CD-ROM, DVD, magneto-optical media (eg, floppy disks), built-in memory, etc.) An instruction may include code generated by a compiler or code that can be executed by an interpreter.

Each of the components (eg, a module or a program module) according to various embodiments may be composed of a singular or a plurality of entities, and some sub-components of the aforementioned sub-components may be omitted, or other sub-components may be included. may include more. Alternatively or additionally, some components (eg, a module or a program module) may be integrated into one entity to perform the same or similar functions performed by each corresponding component before being integrated. Operations performed by modules, program modules, or other components according to various embodiments are sequentially, parallelly, repetitively or heuristically executed, or at least some operations are executed in a different order, omitted, or other operations This can be added.

Claims (20)

In an electronic device,
housing;
a main circuit board disposed inside the housing;
a sub circuit board disposed inside the housing and spaced apart from the main circuit board;
a battery disposed between the main circuit board and the sub circuit board;
The battery includes a first side facing the main substrate, and a second side facing the first side and facing the sub substrate,
an external interface member, at least a portion of which is disposed on one surface of the housing and electrically connects the electronic device and another electronic device; and
and a flexible circuit board connected to the main circuit board;
The flexible circuit board,
a main region connected to the main circuit board; a first branch region connected from the main region to the external interface member; and a second branch region connected from the main region to the sub circuit board;
and the first branch region includes a bending portion bent to face the second side surface of the battery. The method of claim 1,
The electronic device further includes a speaker module;
The bending part is
The electronic device is disposed between one side of the battery and one side of the speaker module. 3. The method of claim 2,
The electronic device further includes a display;
The housing is
and a front surface to which the display is exposed and a rear surface facing the front surface and facing the first side surface of the speaker module,
The first branching region extends between a second side surface of the speaker module opposite to the first side surface of the speaker module and the front surface. According to claim 3, wherein the speaker module,
An LDS antenna is disposed on at least a portion of the first side. 4. The method of claim 3,
The battery surrounds a space between the first side and the second side, a third side facing the rear side of the housing, and a fourth side facing the third side side of the housing, facing the front side of the housing including,
The flexible circuit board may include, between the third side surface and the rear surface of the housing, a slit portion branching from the main area to at least one of the first branching area and the second branching area. 4. The method of claim 3,
The battery surrounds a space between the first side and the second side, a third side facing the rear side of the housing, and a fourth side facing the third side side of the housing, facing the front side of the housing including,
The flexible circuit board includes a slit portion branching from the main area to the first branching area and/or the second branching area,
The slit portion is formed to face at least a portion of the third side surface of the battery. According to claim 1, wherein the flexible circuit board,
a first connector electrically connecting the main region and the main circuit board; and
and a second connector electrically connecting the second branch region and the sub circuit board. 8. The method of claim 7,
The main circuit board includes at least one of a communication circuit for performing data communication and a charging circuit for charging the battery,
The sub-circuit board includes an input/output circuit that performs an input/output operation with respect to the electronic device. The method of claim 1,
The first branching region,
and a refractive region extending from the bending portion and facing the second side surface, wherein the external interface member is connected to one end of the refractive region. In an electronic device,
a housing structure including a first cover, a second cover facing the first cover, and a bracket surrounding an inner space between the first cover and the second cover;
the bracket includes a first structure connecting the first cover and the second cover, and a second structure extending from the first structure into the inner space;
a battery disposed between the second structure and the second cover;
a first circuit board disposed between the second structure and the second cover and disposed on one side of the battery;
a second circuit board disposed between the second structure and the second cover and disposed on the other side of the battery;
a speaker module disposed between the second structure and the second cover and disposed on the other side of the battery; and
A flexible circuit board connected to the first circuit board, the flexible circuit board includes a first portion disposed between the battery and the second cover, a second portion disposed between the speaker module and the second structure, and the including a third part connecting the first part and the second part;
The third portion is at least partially extended in a direction from the first portion toward the second structure. 11. The method of claim 10,
An LDS antenna is disposed on at least a portion of one side of the speaker module facing the second cover. 11. The method of claim 10, wherein the length of the third portion,
The electronic device is formed to correspond to the length of at least one of the one side or the other side of the battery. According to claim 12, The length of the first portion,
The electronic device is formed to correspond to a length of a side connecting the one side and the other side of the battery. 11. The method of claim 10, wherein the flexible circuit board,
Further comprising an external interface member for electrically connecting the electronic device and another electronic device,
The external interface member extends from the second part and is coupled to one end of the second part. The electronic device of claim 14 , wherein the interface member is screw-coupled to the bracket. 15. The method of claim 14, wherein the third portion,
a refraction region positioned between the other side of the battery and the speaker module; and
and a bending portion connecting the first portion and the refractive region. The method of claim 16, wherein the flexible circuit board,
a fourth part connected to the second circuit board; and
and a slit portion branching from the first portion to the fourth portion. The method of claim 17, wherein the slit portion,
The electronic device is positioned between the second cover and one side of the battery facing the second cover.
11. The method of claim 10, wherein the first circuit board,
Comprising at least one of a communication circuit for performing data communication or a charging circuit for charging the battery,
The second circuit board includes an input/output circuit that performs an input/output operation with respect to the electronic device. 11. The method of claim 10,
The electronic device further includes a display;
The display is exposed through at least a portion of the first cover.

Images