WO2022260394A1

WO2022260394A1 - Electronic device having coil antenna and magnets

Info

Publication number: WO2022260394A1
Application number: PCT/KR2022/008003
Authority: WO
Inventors: 이우섭; 성정오; 정희석
Original assignee: 삼성전자 주식회사
Priority date: 2021-06-07
Filing date: 2022-06-07
Publication date: 2022-12-15
Also published as: KR20220164966A

Abstract

In various embodiments, an electronic device may comprise: a housing having a front surface, a rear surface, and side surfaces surrounding the front surface and the rear surface; a battery positioned between the front surface and the rear surface; a first magnet and a second magnet which are positioned between the battery and the rear surface; at least one coil positioned between the first magnet and the second magnet without overlapping with respect to a first direction which the rear surface faces; wires extending between the at least one coil and the battery in a second direction perpendicular to the first direction; a shielding sheet positioned between the at least one coil and the wires; and a heat dissipation sheet positioned between the shielding sheet and the wires. Various other embodiments are also possible.

Description

Electronic device with coil antenna and magnet

Various embodiments relate to a disposition structure of a coil used as a magnet and an antenna in an electronic device.

A portable electronic device may include a coil supporting near field communication (NFC) and a coil supporting wireless charging (eg, wireless power consortium (WPC)). Magnets may be placed around the coils. The magnet may be mounted on the portable electronic device to secure the portable electronic device to a car mount or to attach a card case to the portable electronic device.

The magnet may be placed over the battery inside the portable electronic device. This may cause a structural problem of increasing the thickness of the portable electronic device.

Wiring for signal or power transmission is located between the battery and the coil, and a shielding sheet made of magnetic material is located between the coil and the wiring to block electromagnetic waves generated from the coil from affecting the wiring. can do. A magnet may be placed adjacent to the coil inside the electronic device. This can degrade the coil's RF performance. In order to secure RF performance, the magnet may be separated from the coil by more than a certain distance. For example, the magnet may be in the form of a ring surrounding the periphery of the NFC coil. However, this shape may cause a structural problem in that the width of the electronic device should be widened.

Various embodiments of the present disclosure may provide an electronic device having a structure in which a coil and a magnet are disposed adjacent to each other while securing RF performance of the coil without increasing the width or thickness. The technical problem to be achieved in the present disclosure is not limited to the above-mentioned technical problem, and other technical problems not mentioned will be made clear to those skilled in the art from the description below to which the embodiments disclosed in this document belong. You will be able to understand.

In various embodiments, an electronic device may include a housing having a front surface, a rear surface, and side surfaces surrounding the front surface and the rear surface; a battery located between the front and rear surfaces; a first magnet and a second magnet positioned between the battery and the rear surface; at least one coil positioned between the first magnet and the second magnet without overlapping with respect to a first direction toward which the rear face faces; wires extending in a second direction perpendicular to the first direction between the at least one coil and the battery; a shielding sheet positioned between the at least one coil and the wires; and a heat dissipation sheet disposed between the shielding sheet and the wires. In various embodiments, an electronic device may include a housing having a front surface, a rear surface, and side surfaces surrounding the front surface and the rear surface; a battery located between the front and rear surfaces; a first magnet and a second magnet positioned between the battery and the rear surface; at least one coil positioned between the first magnet and the second magnet without overlapping with respect to a first direction toward which the rear face faces; Doedoe extending in a second direction perpendicular to the first direction, at least one passing between the first magnet and the second magnet without overlapping the first magnet and the second magnet based on the first direction Wiring; a shielding sheet located between the at least one coil and the at least one wiring line without overlapping the first magnet and the second magnet in the first direction; and a heat dissipation sheet positioned between the shielding sheet and the at least one wiring line while not overlapping the first magnet and the second magnet based on the first direction.

According to various embodiments, a coil and a magnet may be disposed adjacent to each other in an electronic device without increasing the width or thickness of the electronic device. In addition to this, various effects identified directly or indirectly through this document may be provided.

1 is a block diagram of an electronic device in a network environment, according to various embodiments.

2 is a block diagram of a wireless communication module, a power management module, and an antenna module of an electronic device according to various embodiments.

3A is a diagram illustrating an electronic device in an unfolded state according to an embodiment, FIG. 3B is a diagram illustrating an electronic device in a folded state, and FIG. 3C is an exploded perspective view of the electronic device.

4A is an exploded perspective view of an electronic device according to an exemplary embodiment. 4B is a view showing the rear side of the electronic device.

FIG. 5 is a cross-sectional view of the structure including a magnet and a coil shown in FIG. 4 cut in an AA′ direction.

6 is a front view of an antenna structure according to an exemplary embodiment.

7A and 7B are diagrams illustrating directions of current in a coil disposed in the antenna structure of FIG. 6 .

8A and 8B are views showing the strength of the magnetic field induced by the coil.

9 is a cross-sectional view of a structure including a magnet and a coil, according to one embodiment.

10 is a cross-sectional view of a structure including a magnet and a coil, according to one embodiment.

11 is a cross-sectional view of a structure including a magnet and a coil, according to one embodiment.

12 is a cross-sectional view of a structure including a magnet and a coil, according to one embodiment.

13 is a cross-sectional view of a structure including a magnet and a coil, according to one embodiment.

14 is a front view of an antenna structure according to an exemplary embodiment.

15 is a diagram showing a direction of current in a coil disposed in the antenna structure of FIG. 14;

16 is a diagram showing the strength of the magnetic field induced by the coil.

17 is a cross-sectional view of a structure including a magnet and a coil, according to one embodiment.

18 is a cross-sectional view of a structure including a magnet and a coil, according to an embodiment.

1 is a block diagram of an electronic device 101 within a network environment 100, according to various embodiments. Referring to FIG. 1 , in a network environment 100, an electronic device 101 communicates with an electronic device 102 through a first network 198 (eg, a short-range wireless communication network) or through a second network 199. It may communicate with at least one of the electronic device 104 or the server 108 through (eg, a long-distance wireless communication network). According to an embodiment, the electronic device 101 may communicate with the electronic device 104 through the server 108 . According to an embodiment, the electronic device 101 includes a processor 120, a memory 130, an input module 150, an audio output module 155, a display module 160, an audio module 170, a sensor module ( 176), interface 177, connection terminal 178, haptic module 179, camera module 180, power management module 188, battery 189, communication module 190, subscriber identification module 196 , or the antenna module 197 may be included. In some embodiments, in the electronic device 101, at least one of these components (eg, the connection terminal 178) may be omitted or one or more other components may be added. In some embodiments, some of these components (eg, sensor module 176, camera module 180, or antenna module 197) are integrated into a single component (eg, display module 160). It can be.

The processor 120, for example, executes software (eg, the program 140) to cause at least one other component (eg, hardware or software component) of the electronic device 101 connected to the processor 120. It can control and perform various data processing or calculations. According to one embodiment, as at least part of data processing or operation, processor 120 transfers instructions or data received from other components (e.g., sensor module 176 or communication module 190) to volatile memory 132. , processing commands or data stored in the volatile memory 132 , and storing resultant data in the non-volatile memory 134 . According to one embodiment, the processor 120 includes a main processor 121 (eg, a central processing unit or an application processor) or a secondary processor 123 (eg, a graphic processing unit, a neural network processing unit ( NPU: neural processing unit (NPU), image signal processor, sensor hub processor, or communication processor). For example, when the electronic device 101 includes the main processor 121 and the auxiliary processor 123, the auxiliary processor 123 may use less power than the main processor 121 or be set to be specialized for a designated function. can The secondary processor 123 may be implemented separately from or as part of the main processor 121 .

The secondary processor 123 may, for example, take the place of the main processor 121 while the main processor 121 is in an inactive (eg, sleep) state, or the main processor 121 is active (eg, running an application). ) state, together with the main processor 121, at least one of the components of the electronic device 101 (eg, the display module 160, the sensor module 176, or the communication module 190) It is possible to control at least some of the related functions or states. According to one embodiment, the auxiliary processor 123 (eg, an image signal processor or a communication processor) may be implemented as part of other functionally related components (eg, the camera module 180 or the communication module 190). have. According to an embodiment, the auxiliary processor 123 (eg, a neural network processing device) may include a hardware structure specialized for processing an artificial intelligence model. AI models can be created through machine learning. Such learning may be performed, for example, in the electronic device 101 itself where the artificial intelligence model is performed, or may be performed through a separate server (eg, the server 108). The learning algorithm may include, for example, supervised learning, unsupervised learning, semi-supervised learning or reinforcement learning, but in the above example Not limited. The artificial intelligence model may include a plurality of artificial neural network layers. Artificial neural networks include deep neural networks (DNNs), convolutional neural networks (CNNs), recurrent neural networks (RNNs), restricted boltzmann machines (RBMs), deep belief networks (DBNs), bidirectional recurrent deep neural networks (BRDNNs), It may be one of deep Q-networks or a combination of two or more of the foregoing, but is not limited to the foregoing examples. The artificial intelligence model may include, in addition or alternatively, software structures in addition to hardware structures.

The memory 130 may store various data used by at least one component (eg, the processor 120 or the sensor module 176) of the electronic device 101 . The data may include, for example, input data or output data for software (eg, program 140) and commands related thereto. The memory 130 may include volatile memory 132 or non-volatile memory 134 .

The program 140 may be stored as software in the memory 130 and may include, for example, an operating system 142 , middleware 144 , or an application 146 .

The input module 150 may receive a command or data to be used by a component (eg, the processor 120) of the electronic device 101 from the outside of the electronic device 101 (eg, a user). The input module 150 may include, for example, a microphone, a mouse, a keyboard, a key (eg, a button), or a digital pen (eg, a stylus pen).

The sound output module 155 may output sound signals to the outside of the electronic device 101 . The sound output module 155 may include, for example, a speaker or a receiver. The speaker can be used for general purposes such as multimedia playback or recording playback. A receiver may be used to receive an incoming call. According to one embodiment, the receiver may be implemented separately from the speaker or as part of it.

The display module 160 may visually provide information to the outside of the electronic device 101 (eg, a user). The display module 160 may include, for example, a display, a hologram device, or a projector and a control circuit for controlling the device. According to an embodiment, the display module 160 may include a touch sensor configured to detect a touch or a pressure sensor configured to measure the intensity of force generated by the touch.

The audio module 170 may convert sound into an electrical signal or vice versa. According to an embodiment, the audio module 170 acquires sound through the input module 150, the sound output module 155, or an external electronic device connected directly or wirelessly to the electronic device 101 (eg: Sound may be output through the electronic device 102 (eg, a speaker or a headphone).

The sensor module 176 detects an operating state (eg, power or temperature) of the electronic device 101 or an external environmental state (eg, a user state), and generates an electrical signal or data value corresponding to the detected state. can do. According to one embodiment, the sensor module 176 may include, for example, a gesture sensor, a gyro sensor, an air pressure sensor, a magnetic sensor, an acceleration sensor, a grip sensor, a proximity sensor, a color sensor, an infrared (IR) sensor, a bio sensor, It may include a temperature sensor, humidity sensor, or light sensor.

The interface 177 may support one or more designated protocols that may be used to directly or wirelessly connect the electronic device 101 to an external electronic device (eg, the electronic device 102). According to one embodiment, the interface 177 may include, for example, a high definition multimedia interface (HDMI), a universal serial bus (USB) interface, an SD card interface, or an audio interface.

The connection terminal 178 may include a connector through which the electronic device 101 may be physically connected to an external electronic device (eg, the electronic device 102). According to one embodiment, the connection terminal 178 may include, for example, an HDMI connector, a USB connector, an SD card connector, or an audio connector (eg, a headphone connector).

The haptic module 179 may convert electrical signals into mechanical stimuli (eg, vibration or motion) or electrical stimuli that a user may perceive through tactile or kinesthetic senses. According to one embodiment, the haptic module 179 may include, for example, a motor, a piezoelectric element, or an electrical stimulation device.

The camera module 180 may capture still images and moving images. According to one embodiment, the camera module 180 may include one or more lenses, image sensors, image signal processors, or flashes.

The power management module 188 may manage power supplied to the electronic device 101 . According to one embodiment, the power management module 188 may be implemented as at least part of a power management integrated circuit (PMIC), for example.

The battery 189 may supply power to at least one component of the electronic device 101 . According to one embodiment, the battery 189 may include, for example, a non-rechargeable primary cell, a rechargeable secondary cell, or a fuel cell.

The communication module 190 is a direct (eg, wired) communication channel or a wireless communication channel between the electronic device 101 and an external electronic device (eg, the electronic device 102, the electronic device 104, or the server 108). Establishment and communication through the established communication channel may be supported. The communication module 190 may include one or more communication processors that operate independently of the processor 120 (eg, an application processor) and support direct (eg, wired) communication or wireless communication. According to one embodiment, the communication module 190 may be a wireless communication module 192 (eg, a cellular communication module, a short-range wireless communication module, or a global navigation satellite system (GNSS) communication module) or a wired communication module 194 (eg, a : a local area network (LAN) communication module or a power line communication module). Among these communication modules, a corresponding communication module is a first network 198 (eg, a short-range communication network such as Bluetooth, wireless fidelity (WiFi) direct, or infrared data association (IrDA)) or a second network 199 (eg, a legacy communication module). It may communicate with the external electronic device 104 through a cellular network, a 5G network, a next-generation communication network, the Internet, or a telecommunications network such as a computer network (eg, a LAN or a WAN). These various types of communication modules may be integrated as one component (eg, a single chip) or implemented as a plurality of separate components (eg, multiple chips). The wireless communication module 192 uses subscriber information (eg, International Mobile Subscriber Identifier (IMSI)) stored in the subscriber identification module 196 within a communication network such as the first network 198 or the second network 199. The electronic device 101 may be identified or authenticated.

The wireless communication module 192 may support a 5G network after a 4G network and a next-generation communication technology, for example, NR access technology (new radio access technology). NR access technologies include high-speed transmission of high-capacity data (enhanced mobile broadband (eMBB)), minimization of terminal power and access of multiple terminals (massive machine type communications (mMTC)), or high reliability and low latency (ultra-reliable and low latency (URLLC)). -latency communications)) can be supported. The wireless communication module 192 may support a high frequency band (eg, mmWave band) to achieve a high data rate, for example. The wireless communication module 192 uses various technologies for securing performance in a high frequency band, such as beamforming, massive multiple-input and multiple-output (MIMO), and full-dimensional multiplexing. Technologies such as input/output (FD-MIMO: full dimensional MIMO), array antenna, analog beam-forming, or large scale antenna may be supported. The wireless communication module 192 may support various requirements defined for the electronic device 101, an external electronic device (eg, the electronic device 104), or a network system (eg, the second network 199). According to one embodiment, the wireless communication module 192 may be used to realize peak data rate (eg, 20 Gbps or more) for realizing eMBB, loss coverage (eg, 164 dB or less) for realizing mMTC, or U-plane latency (for realizing URLLC). Example: downlink (DL) and uplink (UL) each of 0.5 ms or less, or round trip 1 ms or less) may be supported.

The antenna module 197 may transmit or receive signals or power to the outside (eg, an external electronic device). According to an embodiment, the antenna module 197 may include an antenna including a radiator formed of a conductor or a conductive pattern formed on a substrate (eg, PCB). According to one embodiment, the antenna module 197 may include a plurality of antennas (eg, an array antenna). In this case, at least one antenna suitable for a communication method used in a communication network such as the first network 198 or the second network 199 is selected from the plurality of antennas by the communication module 190, for example. can be chosen A signal or power may be transmitted or received between the communication module 190 and an external electronic device through the selected at least one antenna. According to some embodiments, other components (eg, a radio frequency integrated circuit (RFIC)) may be additionally formed as a part of the antenna module 197 in addition to the radiator.

According to various embodiments, the antenna module 197 may form a mmWave antenna module. According to one embodiment, the mmWave antenna module includes a printed circuit board, an RFIC disposed on or adjacent to a first surface (eg, a bottom surface) of the printed circuit board and capable of supporting a designated high frequency band (eg, mmWave band); and a plurality of antennas (eg, array antennas) disposed on or adjacent to a second surface (eg, a top surface or a side surface) of the printed circuit board and capable of transmitting or receiving signals of the designated high frequency band. can do.

At least some of the components are connected to each other through a communication method between peripheral devices (eg, a bus, general purpose input and output (GPIO), serial peripheral interface (SPI), or mobile industry processor interface (MIPI)) and signal ( e.g. commands or data) can be exchanged with each other.

According to an embodiment, commands or data may be transmitted or received between the electronic device 101 and the external electronic device 104 through the server 108 connected to the second network 199 . Each of the external

electronic devices

102 or 104 may be the same as or different from the electronic device 101 . According to an embodiment, all or part of operations executed in the electronic device 101 may be executed in one or more external electronic devices among the external

electronic devices

102 , 104 , or 108 . For example, when the electronic device 101 needs to perform a certain function or service automatically or in response to a request from a user or another device, the electronic device 101 instead of executing the function or service by itself. Alternatively or additionally, one or more external electronic devices may be requested to perform the function or at least part of the service. One or more external electronic devices receiving the request may execute at least a part of the requested function or service or an additional function or service related to the request, and deliver the execution result to the electronic device 101 . The electronic device 101 may provide the result as at least part of a response to the request as it is or additionally processed. To this end, for example, cloud computing, distributed computing, mobile edge computing (MEC), or client-server computing technology may be used. The electronic device 101 may provide an ultra-low latency service using, for example, distributed computing or mobile edge computing. In another embodiment, the external electronic device 104 may include an internet of things (IoT) device. Server 108 may be an intelligent server using machine learning and/or neural networks. According to one embodiment, the external electronic device 104 or server 108 may be included in the second network 199 . The electronic device 101 may be applied to intelligent services (eg, smart home, smart city, smart car, or health care) based on 5G communication technology and IoT-related technology.

2 is a block diagram 200 of a wireless communication module 192 , a power management module 188 , and an antenna module 197 of the electronic device 101 according to various embodiments. Referring to FIG. 2 , the wireless communication module 192 may include the MST communication module 210 or the NFC communication module 230, and the power management module 188 may include the wireless charging module 250. In this case, the antenna module 297 includes the MST antenna 297-1 connected to the MST communication module 210, the NFC antenna 297-3 connected to the NFC communication module 230, and the wireless charging module 250 connected. It may include a plurality of antennas including the wireless charging antenna 297-5. For convenience of description, components overlapping those of FIG. 1 are omitted or briefly described.

The MST communication module 210 receives a signal including control information or payment information such as card information from the processor 120, and generates a magnetic signal corresponding to the received signal through the MST antenna 297-1. Then, the generated magnetic signal may be transferred to an external electronic device 102 (eg, a POS device). In order to generate the magnetic signal, according to one embodiment, the MST communication module 210 includes a switching module including one or more switches connected to the MST antenna 297-1 (not shown), and the switching module By controlling, the direction of the voltage or current supplied to the MST antenna 297-1 may be changed according to the received signal. Changing the direction of the voltage or current enables the direction of a magnetic signal (eg, magnetic field) transmitted through the MST antenna 297-1 to change accordingly. When the magnetic signal in a state where the direction is changed is detected by the external electronic device 102, the magnetic card corresponding to the received signal (eg, card information) is read (swiped) by the card reader of the electronic device 102. ) can cause similar effects (e.g. waveforms) to the generated magnetic field. According to one embodiment, the payment-related information and control signal received in the form of the magnetic signal from the electronic device 102 is transferred to the external server 108 (eg, the payment server) through the network 199. ) can be sent.

The NFC communication module 230 obtains a signal including control information or payment information such as card information from the processor 120, and transmits the acquired signal to the external electronic device 102 through the NFC antenna 297-3. can be sent According to an embodiment, the NFC communication module 230 may receive a signal transmitted from the external electronic device 102 through the NFC antenna 297-3.

The wireless charging module 250 wirelessly transmits power to the external electronic device 102 (eg, mobile phone or wearable device) through the wireless charging antenna 297-5, or to the external electronic device 102 (eg : It is possible to wirelessly receive power from a wireless charging device). The wireless charging module 250 may support one or more of various wireless charging methods including, for example, a magnetic resonance method or a magnetic induction method.

According to an embodiment, some antennas among the MST antenna 297-1, the NFC antenna 297-3, and the wireless charging antenna 297-5 may share at least a portion of the radiation portion with each other. For example, the radiating part of the MST antenna 297-1 may be used as the radiating part of the NFC antenna 297-3 or the wireless charging antenna 297-5, and vice versa. In this case, the antenna module 297 is a wireless communication module 192 (eg MST communication module 210 or NFC communication module 230) or power management module 188 (eg wireless charging module 250) A switching circuit (not shown) configured to selectively connect (eg, close) or disconnect (eg, open) at least some of the antennas 297-1, 297-3, or 297-3 according to control may be included. have. For example, when the electronic device 101 uses the wireless charging function, the NFC communication module 230 or the wireless charging module 250 controls the switching circuit to control the NFC antenna 297-3 and the wireless charging antenna 297. At least a portion of the radiation portion shared by -5) may be temporarily separated from the NFC antenna 297-3 and connected to the wireless charging antenna 297-5.

According to one embodiment, at least one function of the MST communication module 210, the NFC communication module 230, or the wireless charging module 250 may be controlled by an external processor (eg, the processor 120). . According to an embodiment, designated functions (eg, payment functions) of the MST communication module 210 or the NFC communication module 230 may be performed in a trusted execution environment (TEE). The Trusted Execution Environment (TEE) according to various embodiments, for example, of the memory 130 to be used to perform a function requiring a relatively high level of security (eg, a financial transaction or a function related to personal information). An execution environment to which at least some designated areas are allocated may be formed. In this case, access to the designated area may be limitedly allowed depending on, for example, a subject accessing the area or an application running in a trusted execution environment.

Electronic devices according to various embodiments disclosed in this document may be devices of various types. The electronic device may include, for example, a portable communication device (eg, a smart phone), a computer device, a portable multimedia device, a portable medical device, a camera, a wearable device, or a home appliance. An electronic device according to an embodiment of the present document is not limited to the aforementioned devices.

Various embodiments of this document and terms used therein are not intended to limit the technical features described in this document to specific embodiments, but should be understood to include various modifications, equivalents, or substitutes of the embodiments. In connection with the description of the drawings, like reference numbers may be used for like or related elements. The singular form of a noun corresponding to an item may include one item or a plurality of items, unless the relevant context clearly dictates otherwise. In this document, "A or B", "at least one of A and B", "at least one of A or B", "A, B or C", "at least one of A, B and C", and "A Each of the phrases such as "at least one of , B, or C" may include any one of the items listed together in that phrase, or all possible combinations thereof. Terms such as "first", "second", or "first" or "secondary" may simply be used to distinguish that component from other corresponding components, and may refer to that component in other respects (eg, importance or order) is not limited. A (eg, first) component is said to be "coupled" or "connected" to another (eg, second) component, with or without the terms "functionally" or "communicatively." When mentioned, it means that the certain component may be connected to the other component directly (eg by wire), wirelessly, or via a third component.

The term "module" used in various embodiments of this document may include a unit implemented in hardware, software, or firmware, and is interchangeable with terms such as, for example, logic, logical blocks, parts, or circuits. can be used as A module may be an integrally constructed component or a minimal unit of components or a portion thereof that performs one or more functions. According to one embodiment, the module may be implemented in the form of an application-specific integrated circuit (ASIC).

Various embodiments of this document provide one or more instructions stored in a storage medium (eg, internal memory 136 or external memory 138) readable by a machine (eg, electronic device 101). It may be implemented as software (eg, the program 140) including them. For example, a processor (eg, the processor 120 ) of a device (eg, the electronic device 101 ) may call at least one command among one or more instructions stored from a storage medium and execute it. This enables the device to be operated to perform at least one function according to the at least one command invoked. The one or more instructions may include code generated by a compiler or code executable by an interpreter. The device-readable storage medium may be provided in the form of a non-transitory storage medium. Here, 'non-temporary' only means that the storage medium is a tangible device and does not contain a signal (e.g. electromagnetic wave), and this term refers to the case where data is stored semi-permanently in the storage medium. It does not discriminate when it is temporarily stored.

According to one embodiment, the method according to various embodiments disclosed in this document may be included and provided in a computer program product. Computer program products may be traded between sellers and buyers as commodities. A computer program product is distributed in the form of a device-readable storage medium (e.g. compact disc read only memory (CD-ROM)), or through an application store (e.g. Play Store ^TM ) or on two user devices (e.g. It can be distributed (eg downloaded or uploaded) online, directly between smart phones. In the case of online distribution, at least part of the computer program product may be temporarily stored or temporarily created in a storage medium readable by a device such as a manufacturer's server, an application store server, or a relay server's memory.

According to various embodiments, each component (eg, module or program) of the above-described components may include a single object or a plurality of entities, and some of the plurality of entities may be separately disposed in other components. have. According to various embodiments, one or more components or operations among the aforementioned corresponding components may be omitted, or one or more other components or operations may be added. Alternatively or additionally, a plurality of components (eg modules or programs) may be integrated into a single component. In this case, the integrated component may perform one or more functions of each of the plurality of components identically or similarly to those performed by a corresponding component of the plurality of components prior to the integration. . According to various embodiments, the actions performed by a module, program, or other component are executed sequentially, in parallel, iteratively, or heuristically, or one or more of the actions are executed in a different order, or omitted. or one or more other actions may be added.

FIG. 3A is a diagram illustrating an unfolded state of the electronic device 300 according to an embodiment, FIG. 3B is a diagram illustrating a folded state of the electronic device 300, and FIG. 3C is an exploded perspective view of the electronic device 300 to be.

Referring to FIG. 3A, the electronic device 300 (eg, the electronic device 101 of FIG. 1) is rotatably coupled through a hinge structure (eg, the hinge structure 364 of FIG. 3C) to be folded with respect to each other. a pair of housing structures 310 and 320 (eg, a foldable housing structure), and a hinge cover covering foldable portions of the pair of housing structures 310 and 320 (eg, hinge cover 365 in FIG. 3B) ), and a display 330 (eg, a flexible display, a foldable display, or a first display) disposed in a space formed by the pair of

housing structures

310 and 320. In this document, the side on which the display 330 is disposed may be defined as the front side of the electronic device 300, and the side opposite to the front side may be defined as the back side of the electronic device 300. Also, a surface surrounding the space between the front and rear surfaces may be defined as a side surface of the electronic device 300 .

In one embodiment, the pair of

housing structures

310 and 320 include a first housing structure 310 including a sensor region 331d, a second housing structure 320, a first rear cover 340, and a second housing structure 310. A rear cover 350 may be included. The pair of

housing structures

310 and 320 of the electronic device 300 are not limited to the shapes and combinations shown in FIGS. 3A and 3B , and may be implemented by other shapes or combinations and/or combinations of parts. For example, in another embodiment, the first housing structure 310 and the first rear cover 340 may be integrally formed, and the second housing structure 320 and the second rear cover 350 may be integrally formed. can be formed

According to an embodiment, the first housing structure 310 and the second housing structure 320 are disposed on both sides of a folding axis (axis A) and are substantially symmetrical as a whole with respect to the folding axis (axis A). may have a human shape. According to an embodiment, the first housing structure 310 and the second housing structure 320 determine whether the state of the electronic device 300 is a flat stage or unfolding state, a folding state, or Depending on whether they are in an intermediate state, an angle or distance between them may vary. According to an embodiment, unlike the second housing structure 320, the first housing structure 310 additionally includes a sensor area 331d where various sensors are disposed, but other areas may have mutually symmetrical shapes. have. In another embodiment, the sensor area 331d may be additionally disposed or replaced in at least a partial area of the second housing structure 320 . For example, the sensor area 331d may include a camera hole area, a sensor hole area, an under display camera (UDC) area, and an under display sensor (UDS) area.

In an embodiment, the first housing structure 310 is connected to a hinge structure (eg, the hinge structure 364 of FIG. 3C) in an unfolded state of the electronic device 300, and moves in a first direction (eg, the Z-axis direction). ), a first surface 311 directed toward, a second surface 312 directed toward a second direction opposite to the first direction (eg, -Z axis direction), and the first surface 311 and the second surface 312 It may include a first side member 313 enclosing at least a portion of the space between them. In one embodiment, the first side member 313 includes a first side surface 313a disposed parallel to the folding axis (axis A), and a first side surface 313a extending in a direction perpendicular to the folding axis from one end of the first side surface 313a. The second side surface 313b and the third side surface 313c extending in a direction perpendicular to the folding axis A axis from the other end of the first side surface 313a may be included.

In an embodiment, the second housing structure 320 is connected to a hinge structure (eg, the hinge structure 364 of FIG. 3C ) in an unfolded state of the electronic device 300 and has a third surface facing a third direction ( 321), the fourth surface 322 facing the fourth direction opposite to the third direction, and the second side member 323 enclosing at least a part of the space between the third and fourth surfaces 321 and 322. ) may be included. When the pair of

housing structures

310 and 320 are folded, the first side 311 may face the third side 321, and when the pair of

housing structures

310 and 320 are unfolded, the third direction is the same as the first direction. can do. In one embodiment, the second side member 323 has a fourth side surface 323a disposed parallel to the folding axis (axis A), and a direction perpendicular to the folding axis (axis A) from one end of the fourth side surface 323a. It may include a fifth side surface 323b extending to and a sixth side surface 323c extending in a direction perpendicular to the folding axis (A axis) from the other end of the fourth side surface 323a. In one embodiment, the third surface 321 may face the first surface 311 in a folded state.

In one embodiment, the electronic device 300 includes a recess 301 formed to accommodate the display 330 through structural coupling of the first housing structure 310 and the second housing structure 320. can include The recess 301 may have substantially the same size as the display 330 . In one embodiment, due to the sensor region 331d, the recess 301 may have two or more different widths in a direction perpendicular to the folding axis (A axis). For example, the recess 301 is formed at the edge of the first portion 320a parallel to the folding axis (axis A) of the second housing structure 320 and the sensor area 331d of the first housing structure 310. When the first width W1 between the formed first portion 310a and the second portion 320b of the second housing structure 310 do not correspond to the sensor area 331d of the first housing structure 310 It may have a second width W2 formed by the second portion 310b parallel to the folding axis (axis A). In this case, the second width W2 may be longer than the first width W1. For example, the recess 301 has a first width W1 formed from the first portion 310a of the first housing structure 310 having a mutually asymmetrical shape to the first portion 320a of the second housing structure 320. ) and a second width W2 extending from the second portion 310b of the first housing structure 310 having a mutually symmetrical shape to the second portion 320b of the second housing structure 320. can The first housing structure 310 may have a third width W3 in a direction substantially perpendicular to the folding axis (axis A). For example, the third width W3 may be the length from the folding axis (axis A) to the edge of the first housing structure 310 . The second housing structure 320 may have substantially the same width as the third width W3. In one embodiment, the first part 310a and the second part 310b of the first housing structure 310 may be formed to have different distances from the folding axis (A axis). The width of the recess 301 is not limited to the illustrated example. In various embodiments, the recess 301 may have two or more different widths due to the shape of the sensor region 331d or the asymmetrically shaped portions of the first housing structure 310 and the second housing structure 320. may be

In one embodiment, at least a portion of the first housing structure 310 and the second housing structure 320 may be formed of a metal material or a non-metal material having a rigidity of a size selected to support the display 330 .

In one embodiment, the sensor area 331d may be formed to have a predetermined area adjacent to one corner of the first housing structure 310 . However, the arrangement, shape, or size of the sensor region 331d is not limited to the illustrated example. For example, in another embodiment, the sensor area 331d may be provided in another corner of the first housing structure 310 or an arbitrary area between an upper corner and a lower corner. In another embodiment, the sensor area 331d may be disposed in at least a partial area of the second housing structure 320 . In another embodiment, the sensor area 331d may be disposed to extend from the first housing structure 310 and the second housing structure 320 . In one embodiment, various functions of the electronic device 300 are disposed to be exposed on the front surface of the electronic device 300 through the sensor area 331d or through one or more openings provided in the sensor area 331d. can be components for performing In various embodiments, the parts may include, for example, at least one of a front camera module, a receiver, a proximity sensor, an illuminance sensor, an iris recognition sensor, an ultrasonic sensor, or an indicator.

In one embodiment, the first rear cover 340 may be disposed on the second surface 312 of the first housing structure 310 and may have a substantially rectangular periphery. In one embodiment, at least a portion of the edge may be covered by the first housing structure 310 . Similarly, the second rear cover 350 may be disposed on the fourth surface 322 of the second housing structure 320, and at least a portion of its edge may be covered by the second housing structure 320. .

In the illustrated embodiment, the first rear cover 340 and the second rear cover 350 may have substantially symmetrical shapes with respect to a folding axis (A axis). In another embodiment, the first rear cover 340 and the second rear cover 350 may have various shapes different from each other. In another embodiment, the first rear cover 340 may be integrally formed with the first housing structure 310, and the second rear cover 350 may be integrally formed with the second housing structure 320. .

In one embodiment, the first rear cover 340, the second rear cover 350, the first housing structure 310, and the second housing structure 320 are combined with each other to form the electronic device 300. Various components (e.g. printed circuit board, antenna module (e.g. antenna module 197 in FIG. 1), sensor module (e.g. sensor module 176 in FIG. 1) or battery (e.g. battery 189 in FIG. 1) )) may be provided. In an embodiment, one or more components may be disposed or visually exposed on the rear surface of the electronic device 300. For example, the first rear surface may be provided. One or more parts or sensors may be visually exposed through the first rear area 341 of the cover 340. In various embodiments, the sensor may include a proximity sensor, a rear camera module, and/or a flash. In another embodiment, at least a portion of the sub display 352 (eg, the second display) may be visually exposed through the second rear area 351 of the second rear cover 350. In another embodiment, The electronic device 300 may also include a speaker module 353 disposed through at least a partial area of the second rear cover 350 .

The display 330 may be disposed on a space formed by the pair of

housing structures

310 and 320 . For example, the display 330 may be seated in a recess 301 formed by the pair of

housing structures

310 and 320 and occupy substantially most of the front surface of the electronic device 300. can be arranged to do so. Accordingly, the front surface of the electronic device 300 includes the display 330 and a partial area of the first housing structure 310 adjacent to the display 330 (eg, an edge area) and a partial area of the second housing structure 320 (eg, an edge area). : edge area). In an embodiment, the rear surface of the electronic device 300 includes a first rear cover 340, a partial area (eg, an edge area) of the first housing structure 310 adjacent to the first rear cover 340, and a second rear surface. A partial area (eg, an edge area) of the second housing structure 320 adjacent to the cover 350 and the second rear cover 350 may be included.

In one embodiment, the display 330 may refer to a display in which at least a partial area may be deformed into a flat or curved surface. In an embodiment, the display 330 includes a folding area 331c, a first area 331a disposed on one side (eg, a right area of the folding area 331c) and the other side (eg, a right area of the folding area 331c) based on the folding area 331c. : It may include a second region 331b disposed on the left region of the folding region 331c. For example, the first region 331a is disposed on the first surface 311 of the first housing structure 310, and the second region 331b is disposed on the third surface 321 of the second housing structure 320. can be placed in In one embodiment, the area division of the display 330 is exemplary, and the display 330 may be divided into a plurality of (eg, four or more or two) areas according to a structure or function. For example, in the embodiment shown in FIG. 3A, the area of the display 330 may be divided by the folding area 331c extending parallel to the y-axis or the folding axis (A-axis), but in another embodiment, the display ( 330), regions may be divided based on another folding region (eg, a folding region parallel to the x-axis) or another folding axis (eg, a folding axis parallel to the x-axis). The above-described area division of the display is only a physical division by a pair of

housing structures

310 and 320 and a hinge structure (eg, the hinge structure 364 of FIG. 3C), and is substantially ) and a hinge structure (eg, the hinge structure 364 of FIG. 3C ), the display 330 may display one entire screen. In one embodiment, the first region 331a and the second region 331b may have a generally symmetrical shape around the folding region 331c. However, unlike the second region 331b, the first region 331a is a notch region (eg, the notch region 333 of FIG. 3C) cut according to the existence of the sensor region 331d. , but may have a symmetrical shape with the second region 331b in other regions. For example, the first region 331a and the second region 331b may include a portion having a symmetrical shape and a portion having a shape asymmetrical to each other.

Referring to FIG. 3B , a hinge cover 365 may be disposed between the first housing structure 310 and the second housing structure 320 to cover internal parts (eg, the hinge structure 364 of FIG. 3C ). can be configured so that In one embodiment, the hinge cover 365 is configured to form a first housing structure 310 and a second housing structure according to an operating state (flat state or folded state) of the electronic device 300 . It may be covered by a part of 320 or exposed to the outside.

For example, as shown in FIG. 3A , when the electronic device 300 is in an unfolded state, the hinge cover 365 may not be exposed because it is covered by the first housing structure 310 and the second housing structure 320. . As an example, as shown in FIG. 3B , when the electronic device 300 is in a folded state (eg, a completely folded state), the hinge cover 365 includes the first housing structure 310 and the second housing It may be exposed to the outside between the structures 320 . For example, when the first housing structure 310 and the second housing structure 320 are folded with a certain angle (intermediate state), the hinge cover 365 is the first housing structure It may be at least partially exposed to the outside of the electronic device 300 between the 310 and the second housing structure 320 . In this case, the exposed area may be smaller than that of the completely folded state. In one embodiment, the hinge cover 365 may include a curved surface.

Hereinafter, the operation and display 330 of the first housing structure 310 and the second housing structure 320 according to the operating state (eg, a flat state and a folded state) of the electronic device 300 ) describes each area.

In an embodiment, when the electronic device 300 is in a flat state (eg, the state of FIG. 3A ), the first housing structure 310 and the second housing structure 320 are at a first angle (eg, the state of FIG. 3A ). 180 degrees), the first area 331a and the second area 331b of the display may be disposed to face in substantially the same direction. Also, the folding region 331c may form substantially the same plane as the first region 331a and the second region 331b. In another embodiment, when the electronic device 300 is in a flat state, the first housing structure 310 and the second housing structure 320 are at a second angle (eg, about 360 degrees) with respect to each other. By rotating and folding oppositely so that the second surface 312 and the fourth surface 322 face each other, the first area 331a and the second area 331b of the display may be arranged to face opposite directions with respect to each other. .

In one embodiment, when the electronic device 300 is in a folded state (eg, the state of FIG. 3B ), the first housing structure 310 and the second housing structure 320 may face each other. have. The first area 331a and the second area 331b of the display 330 form a narrow angle (eg, between 0 degrees and about 10 degrees), and may face each other. For example, at least a portion of the folding region 331c may be formed as a curved surface having a predetermined curvature.

In one embodiment, when the electronic device 300 is in an intermediate state, the first housing structure 310 and the second housing structure 320 are at a certain angle (eg, about 90 degrees). ) can be arranged. The first area 331a and the second area 331b of the display 330 may form an angle greater than that of the folded state and smaller than that of the unfolded state. At least a portion of the folding region 331c may be formed of a curved surface having a predetermined curvature, and the curvature at this time may be smaller than that in a folded state.

Referring to FIG. 3C , in an embodiment, the electronic device 300 includes a display 330, a support member assembly 360, at least one printed circuit board 370, a first housing structure 310, and a second housing. Structure 320, first rear cover 340, second rear cover 350, antenna structure 380, adhesive member 384, member for heat dissipation and/or shielding 385,

magnets

385a, 385b and 385c), and

wires

386a, 386b and 386c. In this document, the display 330 (eg, the first display) may be referred to as a display module or a display assembly.

In one embodiment, the antenna structure 380 may be implemented as a flexible printed circuit board (FPCB). The antenna structure 380 may include an antenna (eg, the MST antenna 297-1 of FIG. 2, the NFC antenna 297-3, and/or the wireless charging antenna 297-5). The antenna structure 380 is disposed in a space formed by the first rear cover 340 forming the second surface 312 of the first housing structure 310 and the first housing structure 310, and a first printed circuit board. (371) (eg attached to the first rear cover 340). Here, the antenna may have an axis substantially parallel to the first direction (or the second direction) (eg, an axis parallel to the Z axis) and have one or more patterns wound around the axis one or more flat types ( Alternatively, it may be a spiral type coil.

In one embodiment, the antenna structure 380 may include a plurality of layers, and the antenna may be partially formed in the plurality of layers. For example, the antenna may include a first pattern wound one or more times in a clockwise (or counterclockwise) direction about an axis substantially parallel to the first direction (or second direction). The first pattern may include a 1-1 pattern formed on the first layer and a 1-2 pattern formed on the second layer. The 1-1 pattern may be connected to the 1-2 pattern through vias. To form one current path, one end (or first electrode) and the other end (or second electrode) of the first pattern are electronic components mounted on the first printed circuit board 371 (eg, : When the antenna is the wireless charging antenna 297-5, it can be electrically connected to the wireless charging module 250, and when the antenna is the NFC antenna 297-3, the NFC communication module 230). Accordingly, when a current is supplied from the electronic component to one end or the other end of the first pattern, magnetic flux may be induced in the first direction or the second direction. Current may be induced in an antenna by magnetic flux generated by an external electronic device (eg, the electronic device 102 of FIG. 1 ), and the induced current may be transmitted to an electronic component.

In one embodiment, the antenna may be partially formed at a different location when viewed from the front in the first direction (or second direction). For example, the antenna is wound on the first layer of the antenna structure 380 one or more times in a clockwise (or counterclockwise) direction around a first axis substantially parallel to the first direction (or second direction). The first layer (or, A second pattern formed on the second layer) may be included.

In one embodiment, an adhesive member 384 may be attached to a surface of the antenna structure 380 facing the first rear cover 340 . For example, the adhesive member 384 may include a conductive sponge or conductive poron. A member 385 for heat dissipation and/or shielding may be disposed on a surface of the antenna structure 380 facing the first printed circuit board 371 . For example, the heat dissipation and/or shielding member 385 may be configured in a similar shape to the antenna structure 380, and may include a protective film, a graphite sheet, and/or a shielding sheet. ) may be included.

In one embodiment, the electronic device 300 includes a first magnet 385a and a second magnet (for fixing the electronic device 300 to a car cradle or attaching a card case to the back of the electronic device 300). 385b) may be included. For example, the first magnet 385a may be positioned on the left side of the antenna structure 380 with respect to the Y axis, and the second magnet 385b may be positioned on the right side of the antenna structure 380 . An adhesive member 384 is positioned under the first magnet 385a, the second magnet 385b, and the antenna structure 380 in the Z-axis direction, and the first rear cover 340 is positioned under the adhesive member 384, , a heat dissipating and/or shielding member 385 may be positioned on the antenna structure 380 . In the Z-axis direction, the first magnet 385a and the second magnet 385b do not overlap with the heat dissipation and/or shield member 385 (eg, graphite sheet), and heat dissipation and/or heat dissipation and/or Alternatively, a shielding member 385 may be positioned. Unlike the illustration, in some embodiments, at least one of the two magnets 358a and 385b may be disposed to overlap the heat dissipating and/or shielding member 385 in the Z-axis direction.

In one embodiment, the first magnet 385a and the second magnet 385b may have symmetrical shapes. For example, the first magnet 385a and the second magnet 385b may be configured in a convexly curved shape in a symmetrical left and right direction. In one embodiment, the width between the first magnets 385a and the second magnets 385b (eg, left and right widths based on the Y axis) may be narrower than the left and right widths of the first housing structure 310 . For example, the width between the first magnet 385a and the second magnet 385b may be narrower than the third width W3 of FIG. 3A.

In one embodiment, the electronic device 300 may further include a third magnet 385c. The third magnet 385c does not overlap with the antenna structure 380 (or the coil formed on the antenna structure 380) when viewed from the front in the first direction (or the second direction) and the antenna structure ( 380) (eg, in the -y axis direction in FIG. 3C). The third magnet 385c may be rectangular, although its shape is not limited to the shape shown in FIG. 3C.

Although not shown, at least one of the

magnets

385a, 385b, and 385c may be attached to the first rear cover 340. For example, when the

magnets

385a, 385b, and 385c face the first direction (or the second direction), the antenna structure 380 (or the coil formed on the antenna structure 380) It may be attached to an inner surface (eg, a surface facing the antenna structure 380) of the first rear cover 340 without overlapping with the .

In one embodiment, the

magnets

385a, 385b, and 385c may be arranged so as not to overlap the

wires

386a, 386b, and 386c. For example, the

wires

386a, 386b, and 386c do not overlap with the

magnets

385a, 385b, and 385c under the battery 391 when viewed facing the Z-axis direction, and the +Y/-Y axis can be elongated in either direction.

In one embodiment, the

wires

386a, 386b, and 386c are positioned above the heat dissipation and/or shielding member 385 (eg, when facing the Z-axis direction in FIG. 3C), but the first wire 386a and The second wire 386b may overlap at least a portion of the heat dissipation and/or shield member 385 and the third wire 386c may not overlap the heat dissipation and/or shield member 385 . For example, the first wire 386a and the second wire 386b may be extended while passing between the first magnet 385a and the second magnet 385b and bypassing the third magnet 385c. For example, the first wire 386a and the second wire 386b may be disposed between the first magnet 385a and the second magnet 385b and not overlap with the third magnet 385c. The third wire 386c may be disposed on the left side of the first magnet 385a (eg, on the left side of the y-axis in FIG. 3C) (or, although not shown, on the right side of the second magnet 385b). Unlike the illustration, in some embodiments, the first wire 386a may be disposed to overlap the first magnet 385a at least partially, and the second wire 386b may overlap the second magnet 385b at least partially. may be placed.

In one embodiment, the

wires

386a, 386b, and 386c may be implemented as an FPCB and may include a signal line and/or a power line. For example, the first wiring 386a may include signal lines for data communication between electronic components mounted on the printed circuit board 370 . The second wiring 386b may include a power line for supplying power from the first battery 391 to the display and a signal line for outputting an image signal to the display. The third wire 386c may include a signal line for outputting an RF signal from the wireless communication circuit to the antenna and outputting the RF signal received from the antenna to the wireless communication circuit.

In one embodiment, a hole 399 penetrating in the Z-axis direction may be formed in the heat dissipation and/or shielding member 385 and the antenna structure 380 . Although not shown, a fourth magnet may be disposed inside the hole 399 . When the fourth magnet is additionally disposed inside the hole 399, the first wire 386a and the second wire 386b may bypass the hole 399 without overlapping with the fourth magnet.

In one embodiment, a magnet (not shown) may be further disposed around the antenna structure 380 . For example, the fifth magnet may be disposed in a round shape surrounding the antenna structure 380 (or a coil formed on the antenna structure 380) together with the first magnet 385a and the second magnet 385b. have.

In one embodiment, the display 330 may include a display panel 331 (eg, a flexible display panel) and one or more plates 332 or layers on which the display panel 331 is seated. In one embodiment, the one or more plates 332 may include a conductive plate (eg, a Cu sheet or an SUS sheet) disposed between the display panel 331 and the support member assembly 360 . According to one embodiment, the conductive plate may be formed to have substantially the same area as the display, and may be formed such that a area facing the foldable area of the display is bendable. The plate 332 may include at least one sub-material layer (eg, a graphite member) disposed on the rear surface of the display panel 331 . In one embodiment, the plate 332 may be formed in a shape corresponding to that of the display panel 331 . For example, a partial area of the first plate 332 may be formed in a shape corresponding to the notch area 333 of the display panel 331 .

In one embodiment, the support member assembly 360 includes a first support member 361 (eg, a first support plate), a second support member 362 (eg, a second support plate), and a first support member 361 ) And the second support member 362, the hinge structure 364 disposed between, the hinge cover 365 covering the hinge structure 364 when viewed from the outside, and the first support member 361 and the second At least one wiring member 363 (eg, a flexible printed circuit board (FPCB)) may be included across the support member 362 .

In one embodiment, support member assembly 360 may be disposed between plate 332 and at least one printed circuit board 370 . For example, the first support member 361 may be disposed between the first area 331a of the display 330 and the first printed circuit board 371 . The second support member 362 may be disposed between the second region 331b of the display 330 and the second printed circuit board 372 .

In one embodiment, at least a portion of the wiring member 363 and the hinge structure 364 may be disposed inside the support member assembly 360 . The wiring member 363 may be disposed in a direction (eg, an x-axis direction) crossing the first support member 361 and the second support member 362 . The wiring member 363 may be disposed in a direction (eg, the x-axis direction) substantially perpendicular to the folding axis (eg, the y-axis or the folding axis A of FIG. 3A ) of the folding region 331c.

In one embodiment, at least one printed circuit board 370 is disposed on the side of the first printed circuit board 371 and the second support member 362 disposed on the side of the first support member 361, as mentioned above. A second printed circuit board 372 may be disposed. The first printed circuit board 371 and the second printed circuit board 372 include a support member assembly 360, a first housing structure 310, a second housing structure 320, a first rear cover 340, and a first 2 may be disposed inside the space formed by the rear cover 350 . Components for realizing various functions of the electronic device 300 may be mounted on the first printed circuit board 371 and the second printed circuit board 372 . For example, the MST communication module 210, the NFC communication module 230, or the wireless charging module 250 of FIG. 2 is disposed on the first printed circuit board 371 and electrically connected to the antenna formed on the antenna structure 380. can be connected to

In one embodiment, the first printed circuit board 371 disposed in the space formed through the first support member 361 in the first space of the first housing structure 310, the first part of the first support member 361 A first battery 391 disposed at a position facing the swelling hole 3611, at least one sensor module 381, or at least one camera module 382 may be included. The first housing structure 310 is a window glass 383 disposed to protect at least one sensor module 381 and at least one camera module 382 at a position corresponding to the notch area 333 of the display 330. ) may be included. In one embodiment, the second printed circuit board 372 disposed in the second space formed by the second support member 362 in the second space of the second housing structure 320, the second support member 362 A second battery 392 disposed at a position facing the second swelling hole 3621 may be included. According to one embodiment, the first housing structure 310 and the first support member 361 may be integrally formed. According to one embodiment, the second housing structure 320 and the second support member 362 may also be integrally formed. According to one embodiment, the sub display 352 may be disposed in the second space of the second housing structure 320 . According to one embodiment, the sub display 352 (eg, the second display) may be disposed to be visible from the outside through at least a partial area of the second rear cover 350 .

In one embodiment, the first housing structure 310 may include a first rotational support surface 314, and the second housing structure 320 may include a second rotational support corresponding to the first rotational support surface 314. It may include face 324 . The first rotation support surface 314 and the second rotation support surface 324 may include a curved surface corresponding to the curved surface included in the hinge cover 365 .

In one embodiment, the first rotational support surface 314 and the second rotational support surface 324 cover the hinge cover 365 when the electronic device 300 is in an unfolded state (eg, the state of FIG. 3A ) to form a hinge. The cover 365 may not be exposed to the rear surface of the electronic device 300 or may be minimally exposed. In one embodiment, the first rotational support surface 314 and the second rotational support surface 324 are included in the hinge cover 365 when the electronic device 300 is in a folded state (eg, the state of FIG. 3B). By rotating along the curved surface, the hinge cover 365 may be maximally exposed to the rear surface of the electronic device 300 .

4A is an exploded perspective view of an electronic device 400 according to an exemplary embodiment. 4B is a view showing the back of the electronic device 400 . FIG. 5 is a cross-sectional view of the structure including a magnet and a coil shown in FIG. 4A by cutting it in an AA′ direction. 4A and 4B, the electronic device 400 (eg, the electronic device 101 of FIG. 1) includes a side bezel structure 410, a first support member (or first frame) 411, Front plate (or front cover) 420, display 430, at least one printed circuit board (440, 441), battery 450, second support member (or second frame) 460, antenna The structure 470, the adhesive member 471, the member 472 for heat dissipation and/or shielding, the

magnets

473a, 473b, and 473c, the

wires

474a, 474b, and 474c, and the rear plate (or rear surface) A cover) 480 may be included. The front plate 420 may form a first surface (or front surface) of the electronic device 400 facing in the first direction, and the rear plate 480 may face the electronic device in a second direction opposite to the first direction ( 400), and the side bezel structure 410 may form a side surface surrounding a space between the first and second surfaces. According to one embodiment, a structure including a first surface, a second surface, and a side surface may be referred to as a housing structure. In some embodiments, the electronic device 400 may omit at least one of the components (eg, the first support member 411 or the second support member 460) or may additionally include other components. .

In one embodiment, at least one printed

circuit board

440 or 441 may be disposed to be supported by the first support member 411 and/or the second support member 460 . The first support member 411 may be disposed inside the electronic device 400 and connected to the side bezel structure 410 or integrally formed with the side bezel structure 410 . The first support member 411 may be formed of, for example, a metal material and/or a non-metal (eg, polymer) material. The display 430 may be coupled to one surface of the second support member 460 and at least one printed

circuit board

440 or 441 may be coupled to the other surface. A processor, memory, and/or interface may be mounted on at least one of the printed

circuit boards

440 and 441 . According to an embodiment, at least one printed

circuit board

440 or 441 may include a main board 440 and a sub board 441 . 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.

In one embodiment, 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 electrically or physically connect the electronic device 400 with an external electronic device, and may include a USB connector, an SD card/MMC connector, or an audio connector.

In one embodiment, the battery 450 may be disposed to be supported by the first support member 411 and/or the second support member 460 . The battery 450 is a device for supplying power to at least one component of the electronic device 400, 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 450 may be disposed on substantially the same plane as, for example, at least one of the printed

circuit boards

440 and 441 . The battery 450 may be integrally disposed inside the electronic device 400 or may be disposed detachably from the electronic device 400 .

In one embodiment, antenna structure 470 (e.g., antenna structure 380 of FIG. 3) is an antenna (e.g., MST antenna 297-1 of FIG. 2, NFC antenna 297-3, and/or radio). A charging antenna 297-5) may be included. Here, the antenna is a planar type (or spiral type) coil having one or more patterns wound one or more times in a clockwise or counterclockwise direction around an axis substantially parallel to the first direction (or second direction). can be The antenna structure 470 may be disposed between the back plate 480 and the printed circuit board 440 . The antenna structure 470 may include a plurality of layers, and an antenna may be partially formed in the plurality of layers. An adhesive member 471 (eg, the adhesive member 384 of FIG. 3 ) may be attached to a surface of the antenna structure 470 facing the rear plate 480 . A member 472 (eg, member 385 of FIG. 3 ) for heat dissipation and shielding may be disposed on a surface of the antenna structure 470 facing the printed circuit board 440 . As shown in FIG. 5 , the heat dissipation and shield member 472 may include a shield sheet 510 (eg, nanocrystal) and a heat dissipation sheet 520 (eg, graphite sheet).

According to one embodiment, when viewed facing the Z-axis direction, the adhesive member 471 may be positioned on the rear cover 480, and the antenna structure 470 may be positioned on the adhesive member 471. Referring to FIG. 5 , the antenna structure 470 includes a first layer 531 and a second layer 532 in which a plurality of coils (eg, an NFC coil and a wireless charging coil) are formed, the first layer 531 and An insulator 533 covering at least a portion of the second layer 532 may be included. A shield sheet 510 and a heat dissipation sheet 520 may be sequentially positioned on the antenna structure 470 . The first wiring 474a and the second wiring 474b may be positioned on the heat dissipation sheet 520 without overlapping each other. A battery 450 may be positioned on the first wire 474a and the second wire 474b. The first magnet 473a and the second magnet 473b are between the battery 450 and the adhesive member 471 (in other words, below the battery 450 and above the adhesive member 471) and on the first wire 474a. , the second wiring 474b, the heat dissipation sheet 520, the shielding sheet 510, the first layer 531, and the second layer 532 may not overlap each other. For example, the thickness of the structure 501 including the antenna structure 470, the shield sheet 510, the heat dissipation sheet 520, the first wiring 474a, and the second wiring 274b is shown in FIG. As shown in 'h', when the first magnet 473a and the second magnet 473b having a thickness smaller than 'h' are positioned between the battery 450 and the adhesive member 471, the thickness of the electronic device increases. this can be avoided.

In one embodiment, the first magnet 473a and the second magnet 473b may have symmetrical shapes. For example, the first magnet 473a and the second magnet 473b may be formed in a convexly curved shape in which left and right sides are symmetrical. The width between the first magnet 473a and the second magnet 473b (eg, left and right widths based on the y-axis) may be narrower than the left and right width W of the housing structure.

In one embodiment, the electronic device 400 may further include a third magnet 473c. The third magnet 473c does not overlap with the antenna structure 470 (or the coil formed on the antenna structure 470) when viewed from the front in the first direction (or the second direction). (470) may be disposed on the lower side (eg, -y axis direction). The third magnet 473c may be rectangular, although its shape is not limited to the shapes shown in Figs. 4A and 4B.

Although not shown, at least one of the

magnets

473a, 473b, and 473c may be attached to the first rear cover 480. For example, when the

magnets

473a, 473b, and 473c face the first direction (or the second direction), the antenna structure 470 (or the coil formed on the antenna structure 470) It may be attached to an inner surface (eg, a surface facing the antenna structure 470) of the first rear cover 480 without overlapping with the .

In one embodiment, the

wires

474a, 474b, and 474c, when viewed facing the Z-axis direction, may extend long in the +Y/−Y-axis direction without overlapping with the

magnets

473a, 473b, and 473c. can For example, the first wire 474a and the second wire 474b may be extended while passing between the first magnet 473a and the second magnet 473b and bypassing the third magnet 473c. For example, the first wire 474a and the second wire 474b may be disposed between the first magnet 473a and the second magnet 473b and not overlap with the third magnet 473c. The third wire 474c may be disposed on the left side of the first magnet 473a (eg, on the left side of the y-axis in FIG. 4) (or, although not shown, on the right side of the second magnet 473b).

In one embodiment, the

wires

474a, 474b, and 474c may be implemented as an FPCB and may include a signal line and/or a power line. For example, the first wiring 474a may include signal lines for data communication between electronic components mounted on the printed circuit board 440 . The second wiring 474b may include a power line for supplying power from the battery 450 to the display and a signal line for outputting an image signal to the display. The third wire 474c may include a signal line for outputting an RF signal from the wireless communication circuit to the antenna and outputting the RF signal received from the antenna to the wireless communication circuit.

In one embodiment, a hole 499 penetrating in the z-axis direction may be formed in the heat dissipation sheet 520, the shield member 510, and the antenna structure 470, and although not shown, the inside of the hole 499 may be Four magnets may be arranged. When the fourth magnet is additionally disposed inside the hole 499, the first wire 474a and the second wire 474b may bypass the hole 499 without overlapping with the fourth magnet.

In one embodiment, magnets may be further disposed around the antenna structure 470 . For example, the fifth magnet may be disposed in a round shape surrounding the antenna structure 470 (or a coil formed on the antenna structure 470) together with the first magnet 473a and the second magnet 473b. have.

In one embodiment, although it is shown in FIG. 5 that an insulator 533 is positioned between the first magnet 473a and the adhesive member 471 and between the second magnet 473b and the adhesive member 471, any embodiment In an example, the

magnets

473a and 473b may directly contact the adhesive member 471 .

6 is a front view of an antenna structure according to an exemplary embodiment. 7A and 7B are diagrams illustrating directions of current in a coil disposed in the antenna structure of FIG. 6 . 8A and 8B are views showing the strength of the magnetic field induced by the coil.

Referring to FIG. 6 , an antenna structure 600 (eg, the antenna structure 380 of FIG. 3 or the antenna structure 470 of FIG. 4 ) may include a first coil 610 and a second coil 620. have. The first coil 610 may be a coil supporting wireless charging (eg, the wireless charging antenna 297-5 of FIG. 2). The second coil 620 may be a coil (eg, the NFC antenna 297-3 of FIG. 2) for transmitting and/or receiving a signal of a frequency band designated for use in NFC communication.

In one embodiment, the first coil 610 is formed on the antenna structure 600 in a structure wound round several times in a clockwise (or counterclockwise) direction around a first axis 630 parallel to the Z-axis direction It can be. One end 610a of the first coil 610 may be connected to the first pad 641 and the other end 610b of the first coil 610 may be connected to the second pad 642 . For example, the antenna structure 600 has a first part (or upper part) 601 where the pad is located and a second part (or lower part) where the coil is located under the first part 601 as shown in FIG. part) (602). A first pad 641 and a second pad 641 may be disposed on the first portion 601 of the antenna structure 600 . The first pad 641 and the second pad 642 may be electrically connected to a wireless charging circuit (eg, the wireless charging module 250 of FIG. 2 ). As current is supplied to the first pad 641 or the second pad 642 in the wireless charging circuit, magnetic flux is induced in the Z-axis direction in the first coil 610, thereby generating a magnetic field around the antenna structure 600. can be formed.

In one embodiment, the second coil 620 has two triangles vertically and horizontally with a vertex at a point (eg, the center where the first axis 630 is located) in the space 611 formed inside the first coil 610. It may be formed on the antenna structure 600 in a symmetrically arranged structure. For example, the second portion 602 may be divided into an upper portion 602a, a central portion 602b, and a lower portion 602c. A first coil 610 may be disposed in the central portion 602b. The second coil 620 includes a first pattern 621 extending from the left side of the upper part 602a to the right side of the upper part 602a, and a first pattern 621 located on the right side of the upper part 602a. ), the second pattern 622 having a structure extending from the end of the first coil 610 to the left side of the lower part 602c across the space 611 formed inside the first coil 610, and the second pattern 622 located on the left side of the lower part 602c. A third pattern 623 having a structure extending substantially parallel to the first pattern 621 from the end of the second pattern 622 to the right side of the lower part 602c, and to the right side of the lower part 602c. A fourth pattern 624 having a structure extending from the end of the third pattern 623 to the left side of the upper portion 602a across the inner space 611 may be included. The first pattern 621 may be referred to as an upper pattern, the third pattern 623 may be referred to as a lower pattern, and the

other patterns

622 and 624 may be referred to as a central pattern or an X-shaped pattern. The shape of the second coil 620 in the inner space 611 is shown as X, but is not limited to this shape. For example, it may be formed in the inner space 611 in a shape extending roundly along the round inner circumferential surface of the inner space 611 . A round magnet (eg, a fourth magnet) may be disposed in the inner space 611 .

In one embodiment, a third pad 643 and a fourth pad 644 may be disposed on the first portion 601 of the antenna structure 600 . One end 620a of the second coil 620 may be connected to the third pad 643 . The other end 620b of the second coil 620 may be connected to the fourth pad 644 . The third pad 643 and the fourth pad 644 may be electrically connected to a wireless communication circuit (eg, the NFC communication module 230 of FIG. 2 ). As current is supplied to the third pad 643 or the fourth pad 644 in the wireless communication circuit, magnetic flux is induced in the Z-axis direction in the second coil 620, so that a magnetic field can be formed around the antenna structure 600. have.

In one embodiment, the first magnet 699a (eg, the first magnet 385a in FIG. 3C and the first magnet 473a in FIG. 4 ) does not overlap with the

coils

610 and 620 and the first coil ( 610) may be disposed adjacent to the left periphery. The second magnet 699b (eg, the second magnet 385b in FIG. 3C and the second magnet 473b in FIG. 4 ) does not overlap with the

coils

610 and 620 and the right outer periphery of the first coil 610 can be placed adjacent to. For example, in the second part 602 of the antenna structure 600, the center part 602b has a shape in which the left and right sides are recessed into the inner space 611 compared to the upper and

lower parts

602a and 602c. can Accordingly, a recessed first outer space 651 is provided on the left side of the central portion 602b, and at least a portion of the first magnet 699a may be positioned there. A second outer space 652 having a recessed shape is provided on the right side of the central portion 602b, and at least a portion of the second magnet 699b may be positioned there.

6, all of the first magnets 699a may be positioned in the first outer space 651 and all of the second magnets 699b may be positioned in the second outer space 652. have. The first magnet 699a and the second magnet 699b are not limited to the shapes shown in FIG. 6, but may be formed in a convexly curved shape symmetrically. Although not shown, a third magnet (eg, the third magnet 385c in FIG. 3C and the third magnet 473c in FIG. 4 ) may be disposed adjacent to the lower part 602c. In one embodiment, the fourth magnet may be disposed in the inner space 611 so as not to overlap the first coil 610 and the second coil 620 when viewed in the Z-axis direction. In another embodiment, the first magnet 699a and the second magnet 699b may be formed on the antenna structure 600 . For example, the antenna structure 600 may be configured to extend to the first outer space 651 and the second outer space 652 . A first magnet 699a and a second magnet 699b may be formed in portions of the antenna structure corresponding to the first outer space 651 and the second outer space 652 .

According to the embodiment of FIG. 6, the left-right width W1 between the first magnet 699a and the second magnet 699b is narrower than the left-right width W2 of the antenna structure 600 (or equal to W2). can be configured. The left and right width W2 of the antenna structure 600 may be narrower than the left and right width of the electronic device housing in which the antenna structure 600 is to be mounted. For example, the left and right width W2 of the antenna structure 600 may be narrower than the width W3 of FIG. 3A or the width W of FIG. 4 . According to another embodiment, although not shown, W1 may be wider than W2 but narrower than the left and right widths of the housing (eg, the width W3 of FIG. 3A or the width W of FIG. 4 ).

In one embodiment, the magnetic field induced by the second coil 620 is a region where the second pattern 622 and the fourth pattern 624 intersect (eg, a space 611 formed inside the first coil 610) ) can be formed strongly. Referring to FIG. 7A , when current is supplied to the third pad 643, a portion 711 located at the upper right corner of the second pattern 622 (eg, the right side with respect to the y-axis, the upper side with respect to the x-axis) and The current converges from the portion 712 located at the lower right side of the fourth pattern 624 to the intersection point 720, and then from the intersection point 720 to the portion 713 located at the lower left side of the second pattern 622 and the second pattern 624. A current path extending to the portion 714 located at the upper left of the 4 patterns 624 may be formed. Referring to FIG. 7B , when current is supplied to the fourth pad 644, the current converges to the upper left portion 714 of the fourth pattern 624 and the lower left portion 713 of the second pattern 622. Then, a current path spreading from the intersection point 720 to the upper right portion 711 of the second pattern 622 and the lower right portion 712 of the fourth pattern 624 may be formed. Referring to FIGS. 8A and 8B , a magnetic field 800 may be strongly formed in the space 611 where the intersection point 720 is located by the current path that converges to and then spreads to the intersection point 720 as described above. Since the antenna structure 600 is disposed inside the housing such that the space 611 is located at the center of the housing, the magnetic field 800 can be concentrated in the center of the housing. For example, when the central portion of the housing is adjacent to a card reading device (eg, a point of sale (POS) reader), the recognition rate (eg, payment success rate) of short-range wireless communication using the second coil 620 may increase. .

9 is a cross-sectional view of a structure including a magnet and a coil, according to one embodiment. Descriptions of configurations and structures overlapping those of the structure of FIG. 5 described above are omitted or briefly described. Referring to FIG. 9 , a structure 900 includes a battery 910, an adhesive member 920, an antenna structure 930, a shielding sheet 940, a heat radiation sheet 950, a first wire 961, and a second wire. 962, a first magnet 971, and a second magnet 972 may be included. When viewed facing the Z-axis direction, the rear cover is located under the adhesive member 920, the display is located above the battery 910, and

other components

930 and 940 are located between the battery 910 and the adhesive member 920. , 950, 961, 962, 971, 972) may be located.

In one embodiment, the antenna structure 930 may include a first layer 931 , a second layer 932 , and an insulator 933 . At least one coil may be formed on the first layer 931 and the second layer 932 . For example, a portion (eg, most of) of the first coil 610 of FIG. 6 is formed on the first layer 931 and overlaps with the second coil 620 when viewed facing the Z-axis direction. Some may be formed in the second layer 932 . The other part may be connected to the part through conductive vias. A part of the second coil 620 of FIG. 6 may be formed on the first layer 931 and the other part may be formed on the second layer 932 . For example, the first pattern 621, the second pattern 622, and the third pattern 623 of the second coil 620 are formed on the first layer 931, and the second coil 620 is formed on the second layer 932. A fourth pattern 624 of 620 may be formed. As another example, the first pattern 621, the third pattern 623, and the fourth pattern 624 of the second coil 620 are formed on the first layer 931, and the second layer 932 has the second pattern 621. A second pattern 622 of the coil 620 may be formed. The other part of the second coil 620 may be connected to the part of the second coil 620 through vias.

In one embodiment, the antenna structure 930 may further include a reinforcing member 934 for reinforcing the attachment force of the magnet. The reinforcing member 934 may be insulated from the coil formed on the antenna structure 930 and made of the same metal as the metal constituting the coil (eg, copper), and substantially on the same line as the first layer 931 (eg, X-axis direction). A second reinforcing member (not shown) may be additionally disposed substantially on the same line as the second layer 932 . The second reinforcing member (not shown) may be integrated with the illustrated reinforcing member 934 .

In one embodiment, the antenna structure 930, the shield sheet 940, and the heat dissipation sheet 950 may be sequentially positioned on the adhesive member 920 when viewed in the Z-axis direction. The first wiring 961 and the second wiring 962 may be positioned on the heat dissipation sheet 950 without overlapping each other. A battery 910 may be positioned on the first wire 961 and the second wire 962 .

In one embodiment, the first magnet 971 does not overlap the first layer 931, the second layer 932, the shield sheet 940, and the heat dissipation sheet 950 when viewed facing the Z-axis direction. may be located between the first wiring 961 and the adhesive member 920 without Due to lack of space, the first magnet 971 may inevitably overlap the first wire 961 structurally as shown. For example, the first magnet 971 may be thinner than the first magnet 473a of FIG. 5 .

In one embodiment, the second magnet 972, when viewed facing the Z-axis direction, the first layer 931, the second layer 932, the shielding sheet 940, the heat dissipation sheet 950, the second It may be positioned on the reinforcing member 934 without overlapping with the wire 962 . As shown, the second magnet 972 may be made thinner than the second magnet 473b of FIG. 5 because it structurally overlaps the reinforcing member 934 .

10 is a cross-sectional view of a structure including a magnet and a coil, according to one embodiment. Description of the configuration and structure overlapping with the configuration and structure of the structure 900 of FIG. 9 described above is omitted or briefly described. Referring to FIG. 10 , a structure 1000 includes a battery 1010, an adhesive member 1020, an antenna structure 1030, a shielding sheet 1040, a heat radiation sheet 1050, a first wire 1061, and a second wire. (1062), a first magnet (1071), and a second magnet (1072). When viewed facing the Z-axis direction, the rear cover is located under the adhesive member 1020, the display is located above the battery 1010, and other components 1030 and 1040 are located between the battery 1010 and the adhesive member 1020. , 1050, 1061, 1062, 1071, 1072) may be located.

In one embodiment, the antenna structure 1030 may include a first layer 1031, a second layer 1032, an insulator 1033, a first reinforcing member 1034, and a second reinforcing member 1035. have. When the first magnet 1071 faces the Z-axis direction, the first layer 1031, the second layer 1032, the shielding sheet 1040, the heat dissipation sheet 1050, and the first wiring 1061 It may be located on the first reinforcing member 1034 without overlapping. When the second magnet 1072 faces the Z-axis direction, the first layer 1031, the second layer 1032, the shielding sheet 1040, the heat dissipation sheet 1050, and the second wiring 1062 It can be located on the second reinforcing member 1035 without overlapping.

11 is a cross-sectional view of a structure including a magnet and a coil, according to one embodiment. Description of the configuration and structure overlapping with the configuration and structure of the structure 900 of FIG. 9 described above is omitted or briefly described. Referring to FIG. 11 , a structure 1100 includes a battery 1110, an adhesive member 1120, an antenna structure 1130, a shield sheet 1140, a heat dissipation sheet 1150, a first wire 1161, and a second wire. 1162 , a first magnet 1171 , and a second magnet 1172 . The antenna structure 1130 may include a first layer 1131 , a second layer 1132 , and an insulator 1133 . When viewed facing the Z-axis direction, the rear cover is located under the adhesive member 1120, the display is located above the battery 1110, and

other components

1130 and 1140 are located between the battery 1110 and the adhesive member 1120. , 1150, 1161, 1162, 1171, 1172) may be located.

In one embodiment, the first magnet 1171 does not overlap the first layer 1131, the second layer 1132, the shielding sheet 1140, and the heat radiation sheet 1150 when viewed facing the Z-axis direction. may be located between the first wiring 1161 and the adhesive member 1120 without When viewed facing the Z-axis direction, the second magnet 1172 does not overlap the first layer 1131, the second layer 1132, the shield sheet 1140, and the heat radiation sheet 1150, and the second wiring It may be located between 1162 and the adhesive member 1120.

12 is a cross-sectional view of a structure including a magnet and a coil, according to one embodiment. Description of the configuration and structure overlapping with the configuration and structure of the structure 900 of FIG. 9 described above is omitted or briefly described. Referring to FIG. 12 , a structure 1200 includes a battery 1210, an adhesive member 1220, an antenna structure 1230, a shield sheet 1240, a heat dissipation sheet 1250, a first wire 1261, and a second wire. 1262 , a first magnet 1271 , and a second magnet 1272 . The antenna structure 1230 may include a first layer 1231 , a second layer 1232 , and an insulator 1233 . When viewed facing the Z-axis direction, the rear cover is located under the adhesive member 1220, the display is located above the battery 1210, and

other components

1230 and 1240 are located between the battery 1210 and the adhesive member 1220. , 1250, 1261, 1262, 1271, 1272) may be located.

In one embodiment, the heat dissipation sheet 1250 may extend leftward with respect to the y-axis on the shield sheet 1240 for the purpose of enhancing heat dissipation performance. Accordingly, the left portion 1250a of the heat dissipation sheet 1250 may be positioned between the battery 1210 and the first magnet 1271, and the first magnet 1271 is smaller than the first magnet 473a of FIG. 5 . It can be made thin.

In one embodiment, the heat dissipation sheet 1250 may further extend to the right with respect to the y-axis above the shielding sheet 1240 . Accordingly, the right portion 1250b of the heat dissipation sheet 1250 may be positioned between the battery 1210 and the second magnet 1272, and the second magnet 1272 is smaller than the second magnet 473b of FIG. 5 . It can be made thin.

13 is a cross-sectional view of a structure including a magnet and a coil, according to one embodiment. Description of the configuration and structure overlapping with the configuration and structure of the structure 900 of FIG. 9 described above is omitted or briefly described. Referring to FIG. 13 , a structure 1300 includes a battery 1310, an adhesive member 1320, an antenna structure 1330, a shield sheet 1340, a heat radiation sheet 1350, a first wire 1361, and a second wire. 1362, a third wire 1363, a first magnet 1371, and a second magnet 1372 may be included. The antenna structure 1330 may include a first layer 1331 , a second layer 1332 , and an insulator 1333 . When viewed facing the Z-axis direction, the rear cover is located under the adhesive member 1320, the display is located above the battery 1310, and

other components

1330 and 1340 are located between the battery 1310 and the adhesive member 1320. , 1350, 1361, 1362, 1363, 1371, 1372) may be located.

In one embodiment, the antenna structure 1330 may be attached to the adhesive member 1320 and a shielding sheet 1340 may be disposed on the antenna structure 1330 . When viewed facing the Z-axis direction, the antenna structure 1330 includes a first portion (or conductive portion) 1330a on which a conductive pattern is formed as a radiator and a portion (or non-conductive portion) 1330b having only an insulator otherwise. can be distinguished. Correspondingly, the shielding sheet 1340 may also be divided into a first shielding part 1341 located on the conductive part 1330a and a second shielding part 1342 located on the non-conductive part 1330b. Compared to the structure described above, the second shielding portion 1342 may be extended from the first shielding portion 1341 to block electromagnetic waves generated from the conductive portion 1330a from affecting the third wiring 1363. can Corresponding to the expansion of the shielding sheet 1340, the heat-dissipating sheet 1350 has a first heat-dissipating portion 1351 positioned on the first shielding portion 1341 and a second shielding portion 1342 extending therefrom. It can be divided into two heat dissipation parts (1352). The first magnet 1371 and the third wire 1363 may be positioned on the second heat dissipation part 1352 without overlapping each other. As described above, according to the expansion of the shielding sheet 1340 and the heat dissipation sheet 1350, the first magnet 1371 may be formed thinner than the first magnet 473a of FIG. 5 .

14 is a front view of an antenna structure according to an exemplary embodiment. 15 is a diagram showing a direction of current in a coil disposed in the antenna structure of FIG. 14; 16 is a diagram showing the strength of the magnetic field induced by the coil. For convenience, the description of the configuration and structure overlapping with the configuration and structure of the antenna structure of FIG. 6 described above is omitted or briefly described.

Referring to FIG. 14, an antenna structure 1400 (eg, the antenna structure 380 of FIG. 3 or the antenna structure 470 of FIG. 4) supports a first coil 1410 supporting wireless charging and NFC communication. A second coil 1420 may be included.

In one embodiment, the first coil 1410 has a structure wound around the first axis 1430 substantially parallel to the Z-axis direction several times in a clockwise (or counterclockwise) direction on the antenna structure 1400. can be formed in The antenna structure 1400 may be divided into a first part 1401 where a pad is located and a second part 1402 where a coil is located under the first part 1401 when looking at FIG. 14 . A first pad 1441 and a second pad 1442 may be disposed on the first portion 1401 of the antenna structure 1400 . One end 1410a of the first coil 1410 may be connected to the first pad 1441 and the other end 1410b of the first coil 1410 may be connected to the second pad 1442. The first pad 1441 and the second pad 1442 may be electrically connected to a wireless charging circuit (eg, the wireless charging module 250 of FIG. 2 ). As current is supplied to the first pad 1441 or the second pad 1442 in the wireless charging circuit, magnetic flux may be induced in the Z-axis direction in the first coil 1410 .

In one embodiment, the second coil 1420 is located at any one point (e.g., the first coil 1410) in the space 1411 in which two triangular containers (containers) with open inlets are formed inside the first coil 1410. It may be formed on the antenna structure 1400 in a vertically symmetrical arrangement with respect to the center where the first axis 1430 is located). For example, the second portion 1402 may be divided into an upper portion 1402a, a central portion 1402b, and a lower portion 1402c. A first coil 1410 may be disposed in the central portion 1402b. The second coil 1420 includes a first pattern 1421 extending from the left side of the upper part 1402a to the right side of the upper part 1402a, and a first pattern 1421 located on the right side of the upper part 1402a. ) The second pattern 1422 having a structure extending from the end of the inner space 1411 to the inner space 1411, and the structure extending from the end of the second pattern 1422 located in the inner space 1411 to the right side of the lower part 1402c. A structure extending from the end of the third pattern 1423 located on the right side of the lower part 1402c to the left side of the lower part 1402c, substantially parallel to the first pattern 1421. A fourth pattern 1424 having a fifth pattern extending from the end of the fourth pattern 1424 located on the left side of the lower part 1402c to the inner space 1411 without overlapping with the second pattern 1422. 1425, and a sixth pattern 1426 extending from the end of the fifth pattern 1425 located in the inner space 1411 to the left side of the upper portion 1402a. The first pattern 1421 may be referred to as an upper pattern, the fourth pattern 1424 may be referred to as a lower pattern, and the

other patterns

1422, 1423, 1425, and 1426 may be referred to as a central pattern.

In an embodiment, one end 1420a of the second coil 1420 may be connected to the third pad 1443. The other end 1420b of the second coil 1420 may be connected to the fourth pad 1444 . The third pad 1443 and the fourth pad 1444 may be electrically connected to a wireless communication circuit (eg, the NFC communication module 230 of FIG. 2 ). As current is supplied to the third pad 1443 or the fourth pad 1444 in the wireless communication circuit, magnetic flux may be induced in the Z-axis direction in the second coil 1420 .

In one embodiment, the first magnet 1499a may be disposed adjacent to the left periphery of the first coil 1410 without overlapping with the

coils

1410 and 1420 . The second magnet 1499b may be disposed adjacent to the right periphery of the first coil 1410 without overlapping with the

coils

1410 and 1420 . For example, at least a portion of the first magnet 1499a may be located in the first outer space 1451 of a recessed shape provided on the left side of the central portion 1402b. At least a portion of the second magnet 1499b may be located in the second outer space 1452 having a recessed shape provided on the right side of the central portion 1402b. For example, the first magnet 1499a and the second magnet 1499b may be formed in a convexly curved shape symmetrically. Although not shown, a third magnet may be disposed adjacent to the lower part 1402c. In one embodiment, the fourth magnet may be disposed in the inner space 1411 so as not to overlap the first coil 1410 and the second coil 1420 when viewed in the Z-axis direction.

In an embodiment, the magnetic field induced by the second coil 1420 may be strong in the upper and

lower portions

1402a and 1402c where the first pattern 1421 and the fourth pattern 1424 are located. 15 and 16, when current is supplied to the third pad 1443 (or the fourth pad 1444), a one-way current path 1501 is provided in the upper part 1402a and the lower part 1402c. , 1502) are formed, but

current paths

1503 and 1504 in opposite directions may be formed on the inner space 1411. Accordingly, the magnetic field 1600 may be formed weakly in the inner space 1411 located in the central portion 1402b and relatively strong in the upper and

lower portions

1402a and 1402c. When the second coil 1420 having this structure is applied to an electronic device, the recognition rate of short-distance wireless communication can be increased through the upper and lower parts of the housing.

In one embodiment, the antenna structure 1400 may include a plurality of layers. For example, the first coil 1410 and the second coil 1420 may be formed on different layers. As another example, the second coil 1420 may be formed on the first layer. A part (for example, almost all) of the first coil 1410 is formed on the first layer, and another part overlapping the second coil 1420 when viewed in the Z-axis direction of FIG. 14 is formed on the second layer. can The other part may be connected to the part through conductive vias.

17 is a cross-sectional view of a structure including a magnet and a coil, according to an embodiment. A description of the configuration and structure overlapping with the configuration and structure of the structure 1300 of FIG. 13 described above is omitted or briefly described. Referring to FIG. 17 , a structure 1700 includes a battery 1710, an adhesive member 1720, an antenna structure 1730, a shield sheet 1740, a heat radiation sheet 1750, a first wire 1761, and a second wire. 1762, a third wire 1763, a first magnet 1771, a second magnet 1772, and a third magnet 1773. The antenna structure 1730 may include a first layer 1731 , a second layer 1732 , and an insulator 1733 . When viewed facing the Z-axis direction, the rear cover is located under the adhesive member 1720, the display is located above the battery 1710, and

other components

1730 and 1740 are located between the battery 1710 and the adhesive member 1720. , 1750, 1761, 1762, 1763, 1771, 1772, 1773) may be located.

In one embodiment, a hole passing through the antenna structure 1730 , the shield sheet 1740 , and the heat dissipation sheet 1750 in the Z-axis direction may be provided. The hole may correspond to the inner space 611 of FIG. 6 or the inner space 1411 of FIG. 14 . A third magnet 1773 may be disposed in at least a part of the hole.

18 is a cross-sectional view of a structure including a magnet and a coil, according to an embodiment. Descriptions of configurations and structures overlapping the configurations and structures shown in FIG. 5 described above are omitted or briefly described. Referring to FIG. 18 , a shield sheet 1810 and a heat dissipation sheet 1820 may be sequentially positioned on the antenna structure 470 . The first wiring 474a and the second wiring 474b may be positioned on the heat dissipation sheet 1820 without overlapping each other. A battery 450 may be positioned on the first wire 474a and the second wire 474b. The first magnet 473a and the second magnet 473b are interposed between the battery 450 and the adhesive member 471, and the first wiring 474a, the second wiring 474b, the heat radiation sheet 1820, the shielding sheet ( 1810), the first layer 531, and the second layer 532 may not be overlapped. The shielding sheet 1810 may be made of a magnetic material (eg, nanocrystal). The first magnet 473a and the second magnet 473b are formed on the shielding sheet 1810 to prevent magnetic saturation of the shielding sheet 1810 made of a magnetic material and to prevent performance deterioration of the coil formed on the antenna structure 470. can be physically separated from For example, referring to FIG. 18 , each of the first magnet 473a and the second magnet 473b may be disposed at a position spaced apart from the shielding sheet 1810 by a designated interval “d”.

In various embodiments, an electronic device (eg, the electronic device 300 of FIG. 3 or the electronic device 400 of FIG. 4 ) includes a housing having a front side, a back side, and side surfaces surrounding the front side and the back side; a battery located between the front and rear surfaces; a first magnet and a second magnet positioned between the battery and the rear surface; at least one coil positioned between the first magnet and the second magnet without overlapping with respect to a first direction toward which the rear face faces; wires extending in a second direction perpendicular to the first direction between the at least one coil and the battery; a shielding sheet positioned between the at least one coil and the wires; and a heat dissipation sheet disposed between the shielding sheet and the wires.

At least one of the wires may be disposed not to overlap the first magnet and the second magnet in the first direction.

As shown in FIG. 18 , the shielding sheet may be spaced apart from the first magnet and the second magnet based on the first direction.

The heat dissipation sheet may be disposed not to overlap with at least one of the first magnet and the second magnet based on the first direction.

The electronic device may further include a third magnet positioned outside the at least one coil and not overlapping the at least one coil with respect to the first direction.

The electronic device may further include a fourth magnet located in an inner space of the at least one coil and not overlapping the at least one coil with respect to the first direction.

The first magnet and the second magnet may have mutually symmetrical shapes.

The at least one coil may include a first coil having a structure wound several times around an axis parallel to the first direction (eg, the first coil 610 of FIG. 6 ); and a second coil (eg, the second coil 620 of FIG. 6 ) overlapping the first coil in the first direction and having a structure wound several times. The first magnet and the second magnet may be formed roundly along the round circumference of the second coil. The first coil may support wireless charging. The second coil may support short-range wireless communication.

The electronic device may further include a metal (eg, a reinforcing member 934 of FIG. 9 ) insulated from the at least one coil and positioned between the first magnet and the rear surface. The metal and the at least one coil may be formed in an antenna structure.

The electronic device may further include an adhesive member disposed between the at least one coil and the rear surface.

In various embodiments, an electronic device (eg, the electronic device 400 of FIG. 4 ) includes a housing having a front surface, a rear surface, and side surfaces surrounding the front surface and the rear surface; a battery (eg, battery 450 in FIG. 5) positioned between the front and rear surfaces; a first magnet and a second magnet located between the battery and the rear surface (eg, the first magnet 473a and the second magnet 473b in FIG. 5 ); at least one coil positioned between the first magnet and the second magnet without overlapping with respect to the first direction facing the rear surface (eg, coils formed on the layers 531 and 532 of FIG. 5); Doedoe extending in a second direction perpendicular to the first direction, at least one passing between the first magnet and the second magnet without overlapping the first magnet and the second magnet based on the first direction wiring (wires 474a and 474b in Fig. 5); a shielding sheet (eg, the shielding sheet 510 of FIG. 5 ) located between the at least one coil and the at least one wire without overlapping the first magnet and the second magnet based on the first direction; and a heat dissipation sheet (eg, the heat dissipation sheet 520 of FIG. 5 ) disposed between the shielding sheet and the at least one wiring line without overlapping the first magnet and the second magnet based on the first direction. can

The electronic device may further include a third magnet (eg, the third magnet 473c in FIG. 4 ) positioned outside the at least one coil without overlapping the at least one coil in the first direction. can include

The electronic device may further include a fourth magnet located in a space inside the at least one coil (for example, inside the hole 499 of FIG. 4 ) without overlapping the at least one coil based on the first direction. can

The first magnet and the second magnet may have mutually symmetrical shapes.

The embodiments of the present invention disclosed in this specification and drawings are only presented as specific examples to easily explain the technical content according to the embodiments of the present invention and help understanding of the embodiments of the present invention, and limit the scope of the embodiments of the present invention. It's not what I want to do. Therefore, the scope of various embodiments of the present invention should be construed as including all changes or modified forms derived based on the technical spirit of various embodiments of the present invention in addition to the embodiments disclosed herein are included in the scope of various embodiments of the present invention. .

Claims

In electronic devices,

a housing having a front surface, a rear surface, and a side surface surrounding the front surface and the rear surface;

a battery located between the front and rear surfaces;

a first magnet and a second magnet positioned between the battery and the rear surface;

at least one coil positioned between the first magnet and the second magnet without overlapping with respect to a first direction toward which the rear face faces;

wires extending in a second direction perpendicular to the first direction between the at least one coil and the battery;

a shielding sheet positioned between the at least one coil and the wires; and

An electronic device comprising a heat dissipation sheet disposed between the shielding sheet and the wires.
The method of claim 1, wherein at least one of the wires,

An electronic device disposed not to overlap the first magnet and the second magnet based on the first direction.
The method of claim 1, wherein the shielding sheet,

An electronic device spaced apart from the first magnet and the second magnet based on the first direction.
The method of claim 1, wherein the heat radiation sheet,

An electronic device disposed not to overlap with at least one of the first magnet and the second magnet based on the first direction.
The electronic device of claim 1 , further comprising a third magnet positioned outside the at least one coil and not overlapping the at least one coil in the first direction.
The electronic device of claim 1 , further comprising a fourth magnet disposed in an inner space of the at least one coil and not overlapping the at least one coil in the first direction.
The electronic device according to claim 1, wherein the first magnet and the second magnet have mutually symmetrical shapes.
The method of claim 1, wherein the at least one coil,

a first coil having a structure wound several times around an axis parallel to the first direction; and

An electronic device including a second coil overlapping the first coil in the first direction and having a structure wound several times.
9 . The electronic device of claim 8 , wherein the first magnet and the second magnet are formed in a round shape along a round circumference of the second coil.
According to claim 8,

The first coil supports wireless charging,

The electronic device of claim 1, wherein the second coil supports short-range wireless communication.
The electronic device of claim 1 , further comprising a metal insulated from the at least one coil and located between the first magnet and the rear surface.
The electronic device of claim 11 , wherein the metal and the at least one coil are formed in an antenna structure.
The electronic device of claim 1 , further comprising an adhesive member positioned between the at least one coil and the rear surface.
According to claim 1,

At least one of the wires,

An electronic device disposed to pass between the first magnet and the second magnet without overlapping the first magnet and the second magnet based on the first direction.
According to claim 14,

The shielding sheet,

It is arranged not to overlap the first magnet and the second magnet based on the first direction,

The heat radiation sheet,

An electronic device disposed not to overlap the first magnet and the second magnet based on the first direction.