KR20240001644A - Circuit board and electronic device with the same - Google Patents

Abstract

According to one embodiment of the present disclosure, the electronic device may include a housing, a first printed circuit board, a second printed circuit board, an interposer, a first electrical component, a power management module, and a capacitor. The first printed circuit board may be disposed within the housing. The second printed circuit board may be disposed within the housing. The second printed circuit board may be spaced apart from the first printed circuit board. The interposer may be disposed along at least a portion of an edge of the first printed circuit board or at least a portion of an edge of the second printed circuit board. The interposer may be configured to support the first printed circuit board and the second printed circuit board. The interposer may be configured to transmit electrical signals from at least one electrical component mounted on the first printed circuit board or the second printed circuit board. The first electrical component may be disposed on the first printed circuit board. The power management module (power management integrated circuit) may be disposed on the second printed circuit board. The capacitor may connect the first printed circuit board and the second printed circuit board. The capacitor may be coupled to the first printed circuit board and the second printed circuit board. The capacitor may be spaced apart from the interposer. The capacitor may be placed adjacent to the power management module. The capacitor may be configured to provide power provided from the power management module to the first electrical component. The capacitor may include at least two electrodes spaced apart from each other and arranged in parallel.

Description

Circuit board and electronic device including the same {CIRCUIT BOARD AND ELECTRONIC DEVICE WITH THE SAME}

Various embodiments disclosed in this document relate to electronic devices, for example, circuit boards and electronic devices including the same.

Thanks to remarkable developments in information and communication technology and semiconductor technology, the distribution and use of various electronic devices is rapidly increasing. Electronic devices are being developed so that they can be carried around and used for communication.

Electronic devices refer to devices that perform specific functions according to installed programs, such as home appliances, electronic notebooks, portable multimedia players, mobile communication terminals, tablet PCs, video/audio devices, desktop/laptop computers, or vehicle navigation devices. It can mean a device. For example, these electronic devices can output stored information as sound or video. As the degree of integration of electronic devices increases and high-speed, high-capacity wireless communication becomes more common, various functions can be installed in a single electronic device, such as a mobile communication terminal. For example, in addition to communication functions, entertainment functions such as games, multimedia functions such as music/video playback, communication and security functions such as mobile banking, and functions such as schedule management and electronic wallet are integrated into one electronic device. will be. These electronic devices are being miniaturized so that users can conveniently carry them.

Recently, due to the miniaturization and thinning of portable electronic devices such as smart phones and the demand for high integration and high performance, such as application of the latest antenna-related technology, the space for placing printed circuit boards inside electronic devices is decreasing. , the space occupied by parts is increasing due to the addition of various functions.

According to one embodiment of the present disclosure, the electronic device may include a housing, a first printed circuit board, a second printed circuit board, an interposer, a first electrical component, a power management module, and a capacitor. The first printed circuit board may be disposed within the housing. The second printed circuit board may be disposed within the housing. The second printed circuit board may be spaced apart from the first printed circuit board. The interposer may be disposed along at least a portion of an edge of the first printed circuit board or at least a portion of an edge of the second printed circuit board. The interposer may be configured to support the first printed circuit board and the second printed circuit board. The interposer may be configured to transmit at least one electrical signal mounted on the first printed circuit board or the second printed circuit board. The first electrical component may be disposed on the first printed circuit board. The power management module (power management integrated circuit) may be disposed on the second printed circuit board. The capacitor may be coupled to the first printed circuit board and the second printed circuit board. The capacitor may be placed adjacent to the power management module. The capacitor may be configured to provide power provided from the power management module to the first electrical component. The capacitor may include at least two electrodes spaced apart from each other and arranged in parallel.

According to an embodiment of the present disclosure, an electronic device may include a housing, a battery, and a circuit board. The battery may be placed within the housing. The circuit board may be disposed adjacent to the battery within the housing. The circuit board may include a first printed circuit board, a second printed circuit board, an interposer, a first electrical component, a power management module, and a capacitor. The second printed circuit board may be spaced apart from the first printed circuit board. The interposer may be disposed along at least a portion of an edge of the first printed circuit board or at least a portion of an edge of the second printed circuit board. The interposer may be configured to support the first printed circuit board and the second printed circuit board. The interposer may be configured to transmit electrical signals from at least one electrical component mounted on the first printed circuit board or the second printed circuit board. The first electrical component may be disposed on the first printed circuit board. The power management module (power management integrated circuit) may be disposed on the second printed circuit board. The power management module may be configured to provide power provided from the battery to the first electric component. The capacitor may connect the first printed circuit board and the second printed circuit board. The capacitor may be placed adjacent to the power management module. The capacitor may be configured to provide power provided from the power management module to the first electrical component.

According to one embodiment of the present disclosure, the circuit board may include a first printed circuit board, a second printed circuit board, an interposer, a first electrical component, a power management module, and a power transmission member. The second printed circuit board may be spaced apart from the first printed circuit board. The interposer may be disposed along at least a portion of an edge of the first printed circuit board or at least a portion of an edge of the second printed circuit board. The interposer may be configured to support the first printed circuit board and the second printed circuit board. The interposer may be configured to transmit electrical signals from at least one electrical component mounted on the first printed circuit board or the second printed circuit board. The first electrical component may be disposed on the first printed circuit board. The power management module (power management integrated circuit) may be disposed on the second printed circuit board. The power transmission member may connect the first printed circuit board and the second printed circuit board. The power transmission member may be disposed adjacent to the power management module. The power transmission member may be configured to provide power provided from the power management module to the first electric component.

1 is a block diagram of an electronic device in a network environment, according to various embodiments.
Figure 2 is a front perspective view of an electronic device, according to an embodiment of the present disclosure.
3 is a rear perspective view of an electronic device, according to an embodiment of the present disclosure.
Figure 4 is an exploded perspective view of an electronic device according to an embodiment of the present disclosure.
5A is a front view of a first circuit board according to an embodiment of the present disclosure.
5B is a front view of a second circuit board according to an embodiment of the present disclosure.
Figure 5C is a front view showing a state in which a first circuit board and a second circuit board are combined, according to an embodiment of the present disclosure.
Figure 6 is a cross-sectional view of a combined circuit board according to an embodiment of the present disclosure.
7A is a cross-sectional view of a first circuit board according to an embodiment of the present disclosure.
7B is a cross-sectional view of a second circuit board according to an embodiment of the present disclosure.
FIG. 8 is an enlarged view of area B of FIG. 6 according to an embodiment of the present disclosure.
Figure 9 is a cross-sectional view showing a circuit board and a plurality of electrical components according to an embodiment of the present disclosure.
Figure 10 is a combined cross-sectional view showing a circuit board according to an embodiment of the present disclosure.
Figure 11 is a combined cross-sectional view showing a circuit board according to an embodiment of the present disclosure.

1 is a block diagram of an electronic device 101 in a network environment 100, according to various embodiments.

Referring to FIG. 1, in the network environment 100, the electronic device 101 communicates with the electronic device 102 through a first network 198 (e.g., a short-range wireless communication network) or a second network 199. It is possible to communicate with at least one of the electronic device 104 or the server 108 through (e.g., a long-distance wireless communication network). According to one embodiment, the electronic device 101 may communicate with the electronic device 104 through the server 108. According to one 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, and 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 may include an antenna module 197. In some embodiments, at least one of these components (eg, the connection terminal 178) may be omitted or one or more other components may be added to the electronic device 101. In some embodiments, some of these components (e.g., sensor module 176, camera module 180, or antenna module 197) are integrated into one component (e.g., display module 160). It can be.

The processor 120, for example, executes software (e.g., program 140) to operate at least one other component (e.g., hardware or software component) of the electronic device 101 connected to the processor 120. It can be controlled and various data processing or calculations can be performed. According to one embodiment, as at least part of data processing or computation, the processor 120 stores commands or data received from another component (e.g., sensor module 176 or communication module 190) in volatile memory 132. The commands or data stored in the volatile memory 132 can be processed, and the resulting data can be stored in the non-volatile memory 134. According to one embodiment, the processor 120 includes a main processor 121 (e.g., a central processing unit or an application processor) or an auxiliary processor 123 that can operate independently or together (e.g., a graphics processing unit, a neural network processing unit ( It may include a neural processing unit (NPU), an image signal processor, a sensor hub processor, or a communication processor). For example, if the electronic device 101 includes a main processor 121 and a secondary processor 123, the secondary processor 123 may be set to use lower power than the main processor 121 or be specialized for a designated function. You can. The auxiliary processor 123 may be implemented separately from the main processor 121 or as part of it.

The auxiliary processor 123 may, for example, act on behalf of the main processor 121 while the main processor 121 is in an inactive (e.g., sleep) state, or while the main processor 121 is in an active (e.g., application execution) state. ), together with the main processor 121, at least one of the components of the electronic device 101 (e.g., the display module 160, the sensor module 176, or the communication module 190) At least some of the functions or states related to can be controlled. According to one embodiment, co-processor 123 (e.g., image signal processor or communication processor) may be implemented as part of another functionally related component (e.g., camera module 180 or communication module 190). there is. According to one embodiment, the auxiliary processor 123 (eg, neural network processing unit) may include a hardware structure specialized for processing artificial intelligence models. Artificial intelligence models can be created through machine learning. For example, such learning may be performed in the electronic device 101 itself on which the artificial intelligence model is performed, or may be performed through a separate server (e.g., server 108). Learning algorithms may include, for example, supervised learning, unsupervised learning, semi-supervised learning, or reinforcement learning, but It is not limited. An artificial intelligence model may include multiple artificial neural network layers. Artificial neural networks include deep neural network (DNN), convolutional neural network (CNN), recurrent neural network (RNN), restricted boltzmann machine (RBM), belief deep network (DBN), bidirectional recurrent deep neural network (BRDNN), It may be one of deep Q-networks or a combination of two or more of the above, but is not limited to the examples described above. In addition to hardware structures, artificial intelligence models may additionally or alternatively include software 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. Data may include, for example, input data or output data for software (e.g., program 140) and instructions related thereto. 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 application 146.

The input module 150 may receive commands or data to be used in a component of the electronic device 101 (e.g., the processor 120) from outside the electronic device 101 (e.g., a user). The input module 150 may include, for example, a microphone, mouse, keyboard, keys (eg, buttons), or digital pen (eg, 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. Speakers can be used for general purposes such as multimedia playback or recording playback. The receiver can be used to receive incoming calls. According to one embodiment, the receiver may be implemented separately from the speaker or as part of it.

The display module 160 can 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 one 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 can convert sound into an electrical signal or, conversely, convert an electrical signal into sound. According to one embodiment, the audio module 170 acquires sound through the input module 150, the sound output module 155, or an external electronic device (e.g., directly or wirelessly connected to the electronic device 101). Sound may be output through the electronic device 102 (e.g., speaker or headphone).

The sensor module 176 detects the operating state (e.g., power or temperature) of the electronic device 101 or the external environmental state (e.g., 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 includes, 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 IR (infrared) sensor, a biometric sensor, It may include a temperature sensor, humidity sensor, or light sensor.

The interface 177 may support one or more designated protocols that can be used to connect the electronic device 101 directly or wirelessly with 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 can 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 can convert electrical signals into mechanical stimulation (e.g., vibration or movement) or electrical stimulation that the user can 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 can 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 can manage power supplied to the electronic device 101. According to one embodiment, the power management module 188 may be implemented as at least a part of, for example, a power management integrated circuit (PMIC).

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 battery, a rechargeable secondary battery, or a fuel cell.

Communication module 190 is configured to provide a direct (e.g., wired) communication channel or wireless communication channel between electronic device 101 and an external electronic device (e.g., electronic device 102, electronic device 104, or server 108). It can support establishment and communication through established communication channels. Communication module 190 operates independently of processor 120 (e.g., an application processor) and may include one or more communication processors that support direct (e.g., wired) communication or wireless communication. According to one embodiment, the communication module 190 is a wireless communication module 192 (e.g., 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 (e.g., : LAN (local area network) communication module, or power line communication module) may be included. Among these communication modules, the corresponding communication module is a first network 198 (e.g., a short-range communication network such as Bluetooth, wireless fidelity (WiFi) direct, or infrared data association (IrDA)) or a second network 199 (e.g., legacy It may communicate with an external electronic device 104 through a telecommunication network such as a cellular network, a 5G network, a next-generation communication network, the Internet, or a computer network (e.g., LAN or WAN). These various types of communication modules may be integrated into one component (e.g., a single chip) or may be implemented as a plurality of separate components (e.g., multiple chips). The wireless communication module 192 uses subscriber information (e.g., 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 can be confirmed or authenticated.

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

The antenna module 197 may transmit or receive signals or power to or from the outside (eg, an external electronic device). According to one embodiment, the antenna module 197 may include an antenna including a radiator made 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 connected to the plurality of antennas by, for example, the communication module 190. can be selected. Signals or power may be transmitted or received between the communication module 190 and an external electronic device through the at least one selected antenna. According to some embodiments, in addition to the radiator, other components (eg, radio frequency integrated circuit (RFIC)) may be additionally formed as part of the antenna module 197.

According to various embodiments, the antenna module 197 may form a mmWave antenna module. According to one embodiment, a mmWave antenna module includes: a printed circuit board, an RFIC disposed on or adjacent to a first side (e.g., bottom side) of the printed circuit board and capable of supporting a designated high frequency band (e.g., mmWave band); And a plurality of antennas (e.g., array antennas) disposed on or adjacent to the second side (e.g., top or side) of the printed circuit board and capable of transmitting or receiving signals in 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 (e.g., 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 one 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 of the same or different type as the electronic device 101. According to one embodiment, all or part of the operations performed in the electronic device 101 may be executed in one or more of 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 may perform the function or service instead of executing the function or service on its own. Alternatively, or additionally, one or more external electronic devices may be requested to perform at least part of the function or service. One or more external electronic devices that have received the request may execute at least part of the requested function or service, or an additional function or service related to the request, and transmit the result of the execution to the electronic device 101. The electronic device 101 may process the result as is or additionally and provide it as at least part of a response to the request. For this purpose, for example, cloud computing, distributed computing, mobile edge computing (MEC), or client-server computing technology can 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 (e.g., smart home, smart city, smart car, or healthcare) based on 5G communication technology and IoT-related technology.

Electronic devices according to various embodiments disclosed in this document may be of various types. Electronic devices may include, for example, portable communication devices (e.g., smartphones), computer devices, portable multimedia devices, portable medical devices, cameras, wearable devices, or home appliances. Electronic devices according to embodiments of this document are not limited to the above-described devices.

The various embodiments of this document and the terms used herein are not intended to limit the technical features described in this document to specific embodiments, and should be understood to include various changes, equivalents, or replacements of the embodiments. In connection with the description of the drawings, similar reference numbers may be used for similar or related components. The singular form of a noun corresponding to an item may include one or more of the above items, unless the relevant context clearly indicates otherwise. As used herein, “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 phrases such as “at least one of , B, or C” may include any one of the items listed together in the corresponding phrase, or any possible combination thereof. Terms such as "first", "second", or "first" or "second" may be used simply to distinguish one component from another, and to refer to that component in other respects (e.g., importance or order) is not limited. One (e.g., first) component is said to be “coupled” or “connected” to another (e.g., second) component, with or without the terms “functionally” or “communicatively.” When mentioned, it means that any of the components can be connected to the other components directly (e.g. wired), wirelessly, or through 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 logic, logic block, component, or circuit, for example. It can be used as A module may be an integrated part or a minimum unit of the parts or a part thereof that performs one or more functions. For example, according to one embodiment, the module may be implemented in the form of an application-specific integrated circuit (ASIC).

Various embodiments of the present document are one or more instructions stored in a storage medium (e.g., built-in memory 136 or external memory 138) that can be read by a machine (e.g., electronic device 101). It may be implemented as software (e.g., program 140) including these. For example, a processor (e.g., processor 120) of a device (e.g., electronic device 101) may call at least one command among one or more commands stored from a storage medium and execute it. This allows the device to be operated to perform at least one function according to the at least one instruction called. The one or more instructions may include code generated by a compiler or code that can be executed by an interpreter. A storage medium that can be read by a device may be provided in the form of a non-transitory storage medium. Here, 'non-transitory' only means that the storage medium is a tangible device and does not contain signals (e.g. electromagnetic waves), and this term refers to cases where data is semi-permanently stored in the storage medium. There is no distinction between temporary storage cases.

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

According to various embodiments, each component (e.g., module or program) of the above-described components may include a single or plural entity, and some of the plurality of entities may be separately placed in other components. there is. According to various embodiments, one or more of the components or operations described above may be omitted, or one or more other components or operations may be added. Alternatively or additionally, multiple 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 component of the plurality of components in the same or similar manner as those performed by the corresponding component of the plurality of components prior to the integration. . According to various embodiments, operations performed by a module, program, or other component may be executed sequentially, in parallel, iteratively, or heuristically, or one or more of the operations may be executed in a different order, or omitted. Alternatively, one or more other operations may be added.

Figure 2 is a front perspective view of an electronic device, according to an embodiment of the present disclosure. 3 is a rear perspective view of an electronic device, according to embodiments of the present disclosure.

Referring to FIGS. 2 and 3 , the electronic device 101 (e.g., the electronic device 101 of FIG. 1) according to an embodiment has a front side (310A), a back side (310B), and a front side (310A) and a back side ( It may include a housing 310 including a side 310C surrounding the space between 310B). In one embodiment (not shown), the housing 310 may refer to a structure that forms part of the front 310A and side 310C of FIG. 2 and the back 310B of FIG. 3.

According to one embodiment, the front surface 310A of the housing 310 may be formed at least in part by a substantially transparent front plate 302 (eg, a glass plate or a polymer plate including various coating layers). The rear 310B of the housing 310 may be formed by the rear plate 311. Sides 310C of housing 310 engage front plate 302 and rear plate 311 and may be formed by side bezel structures (or “side members”) 318 comprising metal and/or polymer. You can. In one embodiment, the back plate 311 and the side bezel structure 9 318 are formed as one piece and may include the same material (eg, glass, a metallic material such as aluminum, or ceramic).

In the illustrated embodiment, the front plate 302 is bent toward the rear plate 311 from the front 310A and has two first edge regions 310D extending seamlessly, along the long edge of the front plate 302. It can be included at both ends of the edge (long edge). In the illustrated embodiment (see FIG. 3), the back plate 311 may include two second edge regions 310E extending seamlessly from the back side 310B toward the front plate 302 at both ends of the long edge. You can. In one embodiment, the front plate 302 (or the back plate 311) may include only one of the first edge areas 310D (or the second edge areas 310E). In one embodiment, some of the first edge areas 310D or the second edge areas 310E may not be included. In the above-described embodiments, when viewed from the side of the electronic device 101, the side bezel structure 318 is It may have a thickness (or width) of 1, and may have a second thickness that is thinner than the first thickness on the side surface including the first edge areas 310D or the second edge areas 310E.

According to one embodiment, the display 301 (e.g., the display module 160 of FIG. 1) may be visually exposed, for example, through a significant portion of the front plate 302. In one embodiment, at least a portion of the display 301 may be exposed through the front plate 302 that forms the front surface 310A and the first edge areas 310D. In one embodiment, the edges of the display 301 may be formed to be substantially the same as the adjacent outer shape of the front plate 302. In one embodiment (not shown), in order to expand the area where the display 301 is exposed, the distance between the outer edge of the display 301 and the outer edge of the front plate 302 may be formed to be substantially the same.

According to one embodiment, the surface of the housing 310 (or the front plate 302) may include a screen display area formed as the display 301 is visually exposed. As an example, the screen display area may include the front surface 310A and first edge areas 310D.

According to one embodiment, the first side 310F is disposed in one direction of the housing 310 (e.g., +X direction in FIG. 4), and is disposed in the other direction of the housing 310 (e.g., -X direction in FIG. 4). ) The second side 310G may be disposed.

In one embodiment (not shown), a recess or opening is formed in a portion of the screen display area (e.g., front surface 310A, first edge areas 310D) of the display 301, and the An audio module 314 (e.g., audio module 170 in FIG. 1), a sensor module (not shown) (e.g., sensor module 176 in FIG. 1), and a light-emitting element (not shown) aligned with a access or opening. 1) and a camera module 305 (e.g., the camera module 180 of FIG. 1). In one embodiment (not shown), the display 301 is coupled to or disposed adjacent to a touch detection circuit, a pressure sensor capable of measuring the intensity (pressure) of touch, and/or a digitizer that detects a magnetic field-type stylus pen. It can be. In one embodiment, at least a portion of the key input device 317 may be disposed in the first edge areas 310D and/or the second edge areas 310E.

According to one embodiment, the first camera module 305 and/or the sensor module among the camera modules 305 and 312 (e.g., the camera module 180 in FIG. 1) is installed in the internal space of the electronic device, display ( It can be arranged to come into contact with the external environment through the transmission area of 301). According to one embodiment, the area facing the first camera module 305 of the display 301 may be formed as a transparent area with a specified transmittance as part of the area displaying content. According to one embodiment, the transparent area may be formed to have a transmittance ranging from about 5% to about 20%. This transmission area may include an area overlapping with an effective area (eg, field of view area) of the first camera module 305 through which light for generating an image is formed by the image sensor. For example, the transparent area of the display 301 may include an area with a lower pixel density and/or wiring density than the surrounding area. For example, a transparent area can replace a recess or opening.

According to one embodiment, the audio modules 303, 307, and 314 (e.g., the audio module 170 in FIG. 1) may include, for example, a microphone hole 303 and a speaker hole 307 and 314. there is. A microphone for acquiring external sound may be placed inside the microphone hole 303, and in one embodiment, a plurality of microphones may be placed to detect the direction of the sound. The speaker holes 307 and 314 may include an external speaker hole 307 and a receiver hole 314 for calls. In one embodiment, the speaker holes 307 and 314 and the microphone hole 303 may be implemented as one hole, or a speaker may be included without the speaker holes 307 and 314 (e.g., piezo speaker). The audio modules 303, 307, and 314 are not limited to the above structure, and can be designed in various ways, such as installing only some audio modules or adding new audio modules, depending on the structure of the electronic device 101.

According to one embodiment, a sensor module (not shown) may generate, for example, an electrical signal or data value corresponding to an internal operating state or an external environmental state of the electronic device 101. A sensor module (not shown) may include, for example, a first sensor module (e.g., proximity sensor) and/or a second sensor module (e.g., fingerprint sensor) disposed on the front 310A of the housing 310. It may include a third sensor module (eg, HRM sensor) and/or a fourth sensor module (eg, fingerprint sensor) disposed on the rear surface (310B) of the housing 310. In some embodiments (not shown), the fingerprint sensor may be disposed on the front 310A (eg, display 301) as well as the rear 310B of the housing 310. The electronic device 101 includes sensor modules not shown, for example, a gesture sensor, a gyro sensor, a barometric pressure sensor, a magnetic sensor, an acceleration sensor, a grip sensor, a color sensor, an IR (infrared) sensor, a biometric sensor, a temperature sensor, It may further include at least one of a humidity sensor or an illuminance sensor. The sensor module is not limited to the above structure, and can be designed in various ways, such as installing only some sensor modules or adding a new sensor module, depending on the structure of the electronic device 101.

According to one embodiment, the camera modules 305 and 312 include, for example, a first camera module 305 disposed on the front 310A of the electronic device 101 and a second camera disposed on the rear 310B. It may include a module 312 and/or flash (not shown). The camera modules 305 and 312 may include one or more lenses, an image sensor, and/or an image signal processor. A flash (not shown) may include, for example, a light emitting diode or a xenon lamp. In some embodiments, two or more lenses (an infrared camera, a wide-angle lens, and a telephoto lens) and image sensors may be disposed on one side of the electronic device 101. The camera modules 305 and 312 are not limited to the above structure, and can be designed in various ways, such as installing only some camera modules or adding new modules, depending on the structure of the electronic device 101.

According to one embodiment, the electronic device 101 may include a plurality of camera modules (e.g., a dual camera or a triple camera) each having different properties (e.g., angle of view) or functions. For example, a plurality of camera modules 305 and 312 including lenses with different angles of view may be formed, and the electronic device 101 may perform a camera operation in the electronic device 101 based on the user's selection. The angle of view of the modules 305 and 312 can be controlled to change. For example, at least one of the camera modules 305 and 312 may be a wide-angle camera, and at least the other one may be a telephoto camera. Similarly, at least one of the camera modules 305 and 312 may be a front camera, and at least the other one may be a rear camera. Additionally, the camera modules 305 and 312 may include at least one of a wide-angle camera, a telephoto camera, or an infrared (IR) camera (eg, a time of flight (TOF) camera or a structured light camera). According to one embodiment, the IR camera may operate as at least part of the sensor module. For example, the TOF camera may operate as at least part of a sensor module (not shown) to detect the distance to the subject.

According to one embodiment, the key input device 317 may be disposed on the side 310C of the housing 310. In one embodiment, the electronic device 101 may not include some or all of the key input devices 317 mentioned above, and the key input devices 317 not included may include soft keys and soft keys on the display 301. It can be implemented in the same other form. In one embodiment, the key input device may include a sensor module disposed on the rear side 310B of the housing 310.

According to one embodiment, a light emitting device (not shown) may be disposed, for example, on the front surface 310A of the housing 310. For example, a light emitting device (not shown) may provide status information of the electronic device 101 in the form of light. In one embodiment, a light emitting device (not shown) may provide, for example, a light source linked to the operation of the first camera module 305. Light-emitting devices (not shown) may include, for example, LEDs, IR LEDs, and/or xenon lamps.

According to one embodiment, the connector holes 308 and 309 are, for example, connectors for transmitting and receiving power and/or data with an external electronic device (not shown) (e.g., the external electronic device 102 of FIG. 1). A first connector hole 308 capable of accommodating (e.g., USB connector) and/or a second connector hole 309 capable of accommodating a connector (e.g., earphone jack) for transmitting and receiving audio signals to and from an external electronic device. may include.

According to one embodiment, some of the first camera module 305 and/or sensor modules (not shown) may be arranged to be exposed to the outside through at least a portion of the display 301. For example, the first camera module 305 may include a punch hole camera disposed inside a hole or recess formed on the rear side of the display 301 (e.g., the side facing the inside of the electronic device 101). there is. According to one embodiment, the second camera module 312 may be disposed inside the housing 310 so that the lens is exposed to the rear 310B of the electronic device 101. For example, the second camera module 312 may be placed on a printed circuit board (not shown) (eg, printed circuit board 340 in FIG. 4).

According to one embodiment, the first camera module 305 and/or the sensor module may be in contact with the external environment through a transparent area in the internal space of the electronic device 101, up to the front plate 302 of the display 301. It can be arranged so that Additionally, some sensor modules may be arranged to perform their functions in the internal space of the electronic device without being visually exposed through the front plate 302.

4 is an exploded perspective view of an electronic device according to embodiments of the present disclosure.

Hereinafter, for convenience of explanation, in FIG. 4, the direction from the rear plate 380 to the front plate 320 is the +Z direction, the direction from the front plate 320 to the rear plate 380 is the -Z direction, The direction from the second circuit board 343 to the first circuit board 341 is the +X direction, and the direction from the first circuit board 341 to the second circuit board 343 is the -X direction, and the battery 350 One direction perpendicular to the plane formed by the X-axis and Z-axis based on the +Y direction and the other direction perpendicular to the plane formed by the The direction may be defined and/or interpreted as the -Y direction. For example, the may be defined and/or interpreted as the width direction of the components, and the Z-axis direction may be defined and/or interpreted as the electronic device 101 and the height and/or thickness direction of the components of the electronic device 101. .

The configuration of the front plate 320 and/or the rear plate 380 of FIG. 4 may be partially or entirely the same as the configuration of the front plate 302 and/or the rear plate 311 of FIGS. 2 and 3 .

Referring to FIG. 4, the electronic device 101 (e.g., the electronic device 101 of FIG. 1) according to an embodiment includes a first support member 372 and a front plate 320 (e.g., the front plate of FIG. 2). (302)), circuit board 340, battery 350 (e.g., battery 189 in FIG. 1), flexible circuit board 360, second support member 375 (e.g., rear case), and/or It may include a back plate 380 (eg, back plate 311 in FIG. 3). According to one embodiment, the first support member 372 of the electronic device 101 may include a side bezel structure 371 (eg, the side bezel structure 318 of FIG. 2).

According to one embodiment, the electronic device 101 may omit any one of the above-described components (e.g., the first support member 372 or the second support member 375) or may additionally include other components. there is. At least one of the components of the electronic device 101 may be the same or similar to at least one of the components of the electronic device 101 of FIGS. 1 to 3, and overlapping descriptions may be omitted below.

According to one embodiment, the first support member 372 is disposed inside the electronic device 101 and connected to the side bezel structure 371 (e.g., the side bezel structure 318 in FIG. 2) or the side bezel structure ( 371) and can be formed integrally with it. For example, the first support member 372 may be made of a metallic material and/or a non-metallic (eg, polymer) material. According to one embodiment, the first support member 372 may be coupled to a display (not shown) (e.g., display 301 of FIG. 2) on one side, and at least a portion of the circuit board 340 may be coupled to the other side. there is.

According to one embodiment, a circuit board 340 (e.g., printed circuit board (PCB), flexible PCB (FPCB), or rigid flexible PCB (RFPCB)) includes a processor (not shown) (e.g., of FIG. 1). Processor 120), memory (not shown) (e.g., memory 130 in FIG. 1) and/or interface (not shown) (e.g., interface 177 in FIG. 1) are mounted, or the above-described components. can be electrically connected to. For example, the processor may include 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. According to one embodiment, the circuit board 340 may include a flexible printed circuit board type radio frequency cable (FRC). For example, at least a portion of the circuit board 340 may be disposed on the first support member 372, and may include an antenna module (not shown) (e.g., the antenna module 197 in FIG. 1) and/or a communication module. It may be electrically connected to (not shown) (e.g., the communication module 190 of FIG. 1). According to one embodiment, the circuit board 340 may include a first circuit board 341 and/or a second circuit board 343. According to one embodiment (not shown), the circuit board 340 may not include the second circuit board 343 or may include an additional circuit board (not shown). According to one embodiment, the first circuit board 341 and/or the second circuit board 343 may be disposed in a housing (eg, the housing 310 in FIGS. 2 and 3).

According to one embodiment, the first circuit board 341 may be a structure in which a pair of printed circuit boards (PCBs) are stacked and joined together through an interposer. According to one embodiment, the first circuit board 341 may be defined and interpreted as a main board or main circuit board. According to one embodiment, the second circuit board 343 may be defined and interpreted as a sub-board or sub-circuit board.

According to one embodiment, the memory may include volatile memory (not shown) (e.g., volatile memory 132 in FIG. 1) or non-volatile memory (not shown) (e.g., non-volatile memory 134 in FIG. 1). You can.

According to one embodiment, the interface may include a high definition multimedia interface (HDMI), a universal serial bus (USB) interface, an SD card interface, and/or an audio interface. For example, the interface may electrically and/or physically connect the electronic device 101 and an external electronic device (e.g., the external electronic device 102 of FIG. 1), such as a USB connector, SD card/MMC connector, and/or Alternatively, it may include an audio connector.

According to one embodiment, the battery 350 is a device for supplying power to at least one component or electric component of the electronic device 101, and includes a non-rechargeable primary battery, a rechargeable secondary battery, or a fuel cell. can do. According to one embodiment, the battery 350 may be integrally placed inside the electronic device 101. According to one embodiment, the battery 350 may be placed in a detachable manner on the electronic device 101.

According to one embodiment, the second support member 375 (eg, rear case) may be disposed between the circuit board 340 and an antenna (not shown) (eg, antenna module 197 in FIG. 1). According to one embodiment, the second support member 375 may include one side to which the printed circuit board 340 and/or the battery 350 are coupled and the other side to which the antenna is coupled.

According to one embodiment, the antenna may be placed between the rear plate 380 and the battery 350. For example, the antenna may include a near field communication (NFC) antenna, a wireless charging antenna, and/or a magnetic secure transmission (MST) antenna. For example, an antenna can perform short-distance communication with an external device or wirelessly transmit and receive power required for charging. In one embodiment, the antenna structure may be formed by part of the side bezel structure 371 and/or the first support member 372 or a combination thereof.

According to one embodiment, the back plate 380 may form at least a portion of the back side (eg, back side 310B of FIG. 3) of the electronic device 101.

According to one embodiment, the electronic device 101 may include a flexible printed circuit board (FPCB) 360. According to one embodiment, the flexible circuit board 360 may electrically connect the first circuit board 341 and the second circuit board 343. According to one embodiment, the flexible circuit board 360 includes at least one of the first circuit board 341 or the second circuit board 343 and an electrical component (e.g., the audio module 307 or the connector hole 308 in FIG. 3). , 309)) can be electrically connected.

According to one embodiment, the first circuit board 341 has one side facing the rear plate 380 (e.g., the side facing the -Z direction in FIG. 4) and the other side facing the front plate 320 (e.g., the side facing the -Z direction in FIG. 4). A side facing the +Z direction) may be included. According to one embodiment, a camera module (not shown) (e.g., the second camera module 312 of FIG. 3) may be mounted on the one surface of the first circuit board 341 or may be electrically connected to the camera module. According to one embodiment, a camera module (not shown) (eg, the first camera module 305 in FIG. 2) may be mounted on the other surface of the first circuit board 342 or may be electrically connected to the camera module.

According to one embodiment, the first circuit board 342 includes at least one of a plurality of electrical components (not shown) (e.g., the processor 120, memory 130, or power management module 180 of FIG. 1). It can be installed.

5A is a front view of a first circuit board according to an embodiment of the present disclosure. 5B is a front view of a second circuit board according to an embodiment of the present disclosure. Figure 5c is a front view showing a state in which a first circuit board and a second circuit board are combined, according to an embodiment of the present disclosure. Figure 6 is a cross-sectional view of a combined circuit board according to an embodiment of the present disclosure. 7A is a cross-sectional view of a first circuit board according to an embodiment of the present disclosure. FIG. 7A is a cross-sectional view taken along line A-A' of FIG. 5C according to an embodiment of the present disclosure. 7B is a cross-sectional view of a second circuit board according to an embodiment of the present disclosure. FIG. 8 is an enlarged view of area B of FIG. 6 according to an embodiment of the present disclosure.

5A to 8, the circuit board 400 includes a first printed circuit board 410, a second printed circuit board 420, a first electrical component 431, a power management module 440, and an interposer. It may include 450 and/or capacitor 460.

The configuration of the circuit board 400 of FIGS. 5A to 8 may be partially or entirely the same as the configuration of the first circuit board 341 of FIG. 4 .

According to one embodiment, the circuit board 400 may be disposed within a housing (e.g., housing 310 of FIGS. 2 and 3) of an electronic device (e.g., electronic device 101 of FIGS. 1 to 4). .

According to one embodiment, the first printed circuit board 410 (PCB) has one side (e.g., the side facing the -Z direction in FIG. 6) and the other side facing the opposite direction to the one side (e.g., the side facing the -Z direction in FIG. 6). (a side facing the +Z direction) may be included. According to one embodiment, the one side of the first printed circuit board 410 (e.g., the side facing the -Z direction in FIG. 6) is a back plate (e.g., the back plate 380 in FIG. 4) inside the electronic device. It may be the side facing. According to one embodiment, the other side of the first printed circuit board 410 (e.g., the side facing the +Z direction in FIG. 6) may be a side facing the second printed circuit board 420.

According to one embodiment, at least a portion of the first printed circuit board 410 may be electrically connected to a flexible printed circuit board (eg, the flexible printed circuit board 360 of FIG. 4). According to one embodiment, the first printed circuit board 410 may be electrically connected to a sub-board (eg, the second circuit board 343 in FIG. 4) through a flexible printed circuit board.

According to one embodiment, the second printed circuit board 420 (e.g., PCB, printed circuit board) has one side (e.g., the side facing the +Z direction in FIG. 6) and the other side (e.g., the side facing the opposite direction to the one side). It may include a surface facing the -Z direction of FIG. 6). According to one embodiment, the one side of the second printed circuit board 420 (e.g., the side facing the +Z direction in FIG. 6) is a front plate (e.g., the front plate 320 in FIG. 4) inside the electronic device. Alternatively, it may be a surface facing a display (eg, display 301 in FIG. 2). According to one embodiment, the other side of the second printed circuit board 420 may be a side facing the first printed circuit board 410.

According to one embodiment, the first printed circuit board 410 and the second printed circuit board 420 may be arranged to be spaced apart from each other.

According to one embodiment, at least a portion of the second printed circuit board 420 may be disposed between the first printed circuit board 410 and a display (eg, display 301 in FIG. 2).

According to one embodiment, the interposer 450 may be disposed between the first printed circuit board 410 and the second printed circuit board 420. According to one embodiment, the interposer 450 may form a side wall surrounding at least a portion between the first printed circuit board 410 and the second printed circuit board 420.

According to one embodiment, the interposer 450 may be disposed along at least a portion of an edge of the first printed circuit board 410 or at least a portion of an edge of the second printed circuit board 420 . According to one embodiment, the interposer 450 transmits electrical signals from electrical components mounted on the first printed circuit board 410 to the second printed circuit board 420 or the second printed circuit board 420. It may be configured to transmit to electrical components. According to one embodiment, the interposer 450 transmits electrical signals (e.g., data signals or power) of electrical components mounted on the second printed circuit board 420 to the first printed circuit board 410 or the first printed circuit board 420. It may be configured to transmit to electrical components mounted on the circuit board 410.

According to one embodiment, the interposer 450 may electrically connect the first printed circuit board 410 and the second printed circuit board 420. According to one embodiment, the interposer 450 includes a plurality of conductive vias that form a conductive path that can transmit data, power, or signals between the first printed circuit board 410 and the second printed circuit board 420. 451)(via) may be included. The plurality of conductive vias 451 of the interposer 450 may be electrically connected to the wiring of the first printed circuit board 410 or the wiring of the second printed circuit board 420.

According to one embodiment, the circuit board 400 may be defined and referred to as an interposer board in which the first printed circuit board 410 and the second printed circuit board 420 are connected through the interposer 450.

According to one embodiment, the interposer 450 may be disposed along the edge of the first printed circuit board 410 or the edge of the second printed circuit board 420. According to one embodiment, the interposer 450 may form a sidewall of a laminated structure of the first printed circuit board 410 and the second printed circuit board 420. According to one embodiment, a plurality of interposers 450 are provided, so that the plurality of interposers 450 electrically connect or support the first printed circuit board 410 and the second printed circuit board 420, respectively. It may be configured.

According to one embodiment, at least a portion of the power management module 450 may be disposed between the capacitor 460 and the interposer 450. Referring to FIGS. 5A to 5C, the power management module 450 is formed in the surface direction of the first printed circuit board 410 or the second printed circuit board 420 (e.g., the X axis and Y axis of FIG. 4). Based on the direction of the plane), at least a portion may be disposed between the capacitor 460 and the interposer 450.

According to one embodiment, the first electrical component 431 may be disposed on the first printed circuit board 410. According to one embodiment, the first electrical component 431 may be mounted on one surface of the first printed circuit board 410 (eg, the surface facing the -Z direction in FIG. 6). According to one embodiment (not shown), the first electrical component 431 may be mounted on the other side of the first printed circuit board 410 (eg, the side facing the +Z direction in FIG. 6). According to one embodiment, at least a portion of the first electrical component 431 may be coupled to the first printed circuit board 410 by soldering.

According to one embodiment, at least a portion of the first electrical component 431 may face at least a portion of the power management module 440 with the first printed circuit board 410 interposed therebetween.

According to one embodiment, the first electrical component 431 may be an electrical component that operates using power provided from the power management module 440. According to one embodiment, the first electrical component 431 may be comprised of an RFIC, a power amplifier module (PAM), or an application processor (AP), but is not limited thereto and uses power provided from the power management module 440. It can be composed of various electrical components that operate through

According to one embodiment, a power management module 440 (PMIC, power management integrated circuit) (eg, power management module 188 of FIG. 1) may be disposed on the second printed circuit board 420. According to one embodiment, the power management module 440 may be mounted on the other side of the second printed circuit board 440 (eg, the side facing the -Z direction in FIG. 6). According to one embodiment (not shown), the power management module 440 may be mounted on one side of the second printed circuit board 420 (eg, the side facing the +Z direction in FIG. 6). According to one embodiment, at least a portion of the power management module 440 may be coupled to the second printed circuit board 420 by soldering.

According to one embodiment, at least a portion of the power management module 440 may be disposed between the capacitor 460 and the interposer 450.

According to one embodiment, the power management module 440 may provide power provided from a battery (eg, battery 189 in FIG. 1 or battery 350 in FIG. 4) to electrical components. For example, the power management module 440 may provide power to electrical components arranged or mounted on the second printed circuit board 440 through wiring of the second printed circuit board 440 . In addition, the power management module 440 is disposed or mounted on the first printed circuit board 410 through the wiring of the second printed circuit board 440, the interposer 450, and the wiring of the first printed circuit board 440. Power can be provided using electrical components. In addition, the power management module 440 is disposed or mounted on the first printed circuit board 410 through the wiring of the second printed circuit board 420, the capacitor 460, and the wiring of the first printed circuit board 410. Power may be provided by the first electrical component 431.

According to one embodiment, the power management module 440 may be disposed between the first printed circuit board 410 and the second printed circuit board 420. According to one embodiment, the power management module 440 may be arranged to be spaced apart from the interposer 450 and surrounded by the interposer 450 .

According to one embodiment, the capacitor 460 may electrically connect the first printed circuit board 410 and the second printed circuit board 420. According to one embodiment, the capacitor 460 may be a decoupling capacitor, but is not limited thereto.

According to one embodiment, at least one part of the capacitor 460 may be electrically connected to the first printed circuit board 410, and a part other than the at least one part may be electrically connected to the second printed circuit board 420. there is. According to one embodiment, capacitor 460 may be placed adjacent to power management module 440.

According to one embodiment, the capacitor 460 may form a conductive path for power provided from the power management module 440 to the first electrical component 440. According to one embodiment, the capacitor 460 may operate as an output capacitor of the power management module 440 and an input capacitor of the first electrical component 431. According to one embodiment, the capacitor 460 may be defined and referred to as a power transmission member.

According to one embodiment, the capacitor 460 may be coupled to the first printed circuit board 410 and the second printed circuit board 420. According to one embodiment, the capacitor 460 may be disposed adjacent to the first electrical component 431 mounted on the first printed circuit board 410. According to one embodiment, the capacitor 460 may be spaced apart from the interposer 450. According to one embodiment, the capacitor 460 may be placed adjacent to the power management module 440.

According to one embodiment, the circuit board 400 has the power management module 440 and the first electrical component 440 by sharing one capacitor 460, so that the power management module 440 and the first electrical component 440 ) Compared to the case where one capacitor is provided for each, the number of required capacitors can be reduced.

According to one embodiment, the capacitor 460 may reduce the conductive path for power to be transmitted between the power management module 440 and the first electrical component 431. Compared to the case where the power provided from the power management module 440 is provided to the first electrical component 431 through the interposer 450, the DCR of the conductive path formed through the capacitor 440 can be lowered.

According to one embodiment, the power provided from the power management module 440 to the first electrical component 431 is transmitted through the capacitor 460, so that the plurality of pins of the interposer 450 are connected to the first electrical component 431. ) may not be allocated to provide power. Accordingly, the design freedom of the circuit board 400 can be improved by reducing the number of pins of the interposer 450 or by allocating a plurality of pins to various electrical components.

According to one embodiment, at least a portion of the first electrical component 431 is oriented in a direction from the first printed circuit board 410 toward the second printed circuit board 420 (e.g., +Z direction in FIG. 6) or It may be arranged to overlap at least a portion of the power management module 440 in a direction from the second printed circuit board 420 toward the first printed circuit board 410 (eg, -Z direction in FIG. 6 ).

According to one embodiment, the distance from the capacitor 460 to the power management module 440 may be shorter than the distance from the capacitor 460 to the interposer 450. For example, the capacitor 460 may be placed closer to the power management module 440 than the interposer 450.

Referring to FIGS. 6, 7A, and 7B, the circuit board 400 may be manufactured by combining a first printed circuit board 410 and a second printed circuit board 420.

Referring to FIG. 7A, the first electrical component 431 and the interposer 450 may be arranged or mounted on the first printed circuit board 410.

Referring to FIG. 7B, the power management module 440 and the capacitor 460 may be arranged or mounted on the second printed circuit board 420.

According to one embodiment, the second printed circuit board 420 is coupled to the first printed circuit board 410 on which the interposer 450 is mounted through surface mount technology (SMT) to form the circuit board 400. This can be produced. When the first printed circuit board 410 and the second printed circuit board 420 are connected, the capacitor 460 disposed on the first printed circuit board 410 is connected to at least a portion of the first printed circuit board 410. Can be electrically connected.

Referring to FIG. 8, the capacitor 460 may include a first part 461, a second part 462, and a third part 463. According to one embodiment, the first part 461 and the second part 462 each have electrodes provided therein, and the third part 463 may be a capacitor housing that forms an empty space between the electrodes. . According to one embodiment, the capacitor 460 may include at least two electrodes spaced apart from each other and arranged in parallel. According to one embodiment, the first electrode among the at least two electrodes may be included in the first part 461, and the second electrode among the at least two electrodes may be included in the second part 462.

According to one embodiment, the capacitor 460 may be configured to remove the direct current component of power provided from the power management module 440 to the first electrical component 431.

According to one embodiment, the first part 461 and the second part 462 may be electrically connected to the first printed circuit board 410 and the second printed circuit board 420, respectively. The first part 461 may form a conductive path P1 of power transmitted from the power management module 440 to the first electrical component 431. At least a portion of the second printed circuit board 420 connected to the second portion 462 may form a ground.

According to one embodiment, the first part 461 and the second part 462 of the capacitor 460 may be coupled (S) to the first printed circuit board 410 and the second printed circuit board 420 by soldering. there is.

According to one embodiment, the first printed circuit board 410 may include a non-metallic region 411. According to one embodiment, the non-metallic region of the first printed circuit board 410 may be formed in at least a portion of the first printed circuit board 410 and may be formed by removing the at least portion of the metallic region.

According to one embodiment, the non-metallic area of the first printed circuit board 410 is such that the first part 461 and the second part 462 of the capacitor 460 are coupled or mounted on the first printed circuit board 410. It can be placed adjacent to the area.

According to one embodiment, the non-metallic region 411 may be disposed adjacent to the first part 461 or the second part 462 of the capacitor 460.

According to one embodiment, when preheating the first printed circuit board 410 to perform a soldering operation on the first printed circuit board 410, the non-metallic region 411 of the first printed circuit board 410 is Temperatures may be lower than those of other parts. Accordingly, portions disposed between the plurality of non-metallic regions 411 of the first printed circuit board 410 may be formed at a relatively higher temperature than the non-metallic regions 411 . Accordingly, when performing a soldering operation for soldering on the first printed circuit board 410, heat may be concentrated in a portion disposed between the non-metallic regions 411.

According to one embodiment, the first printed circuit board 410 may further include a copper layer 412. According to one embodiment, the copper foil layer 412 is a first copper foil layer 412a disposed on one side of the first printed circuit board 410 (e.g., the side facing the -Z direction in FIG. 6) and opposite to the one side. It may include a second copper foil layer 412b disposed on the other surface facing the direction (e.g., the surface facing the +Z direction in FIG. 6). According to one embodiment, the first copper foil layer 412a may be provided as a pair and connected to the first part 461 and the second part 462, respectively. According to one embodiment, the second copper foil layer 412b may be provided as a pair and each may have a position corresponding to the pair of first copper foil layers 412a.

According to one embodiment, the first copper foil layer 412a and the second copper foil layer 412b may have positions corresponding to the first portion 461 and the second portion 462 of the capacitor 460, respectively.

According to one embodiment, when preheating the first printed circuit board 410 to perform a soldering operation on the first printed circuit board 410, the first copper foil layer 412a and the second copper foil layer 412b are The temperature may be higher than that of other parts. Accordingly, parts of the first printed circuit board 410 where the first copper foil layer 412a and the second copper foil layer 412b are connected or disposed may be formed at relatively higher temperatures than other parts. Accordingly, when performing a soldering operation for soldering the first printed circuit board 410, soldering may be concentrated on the second copper foil layer 412b.

Referring to FIG. 6 , the circuit board 400 may further include a second electrical component 432. According to one embodiment, the second electrical component 432 may be disposed or mounted on one side of the second printed circuit board 420 (eg, the side facing the +Z direction in FIG. 6). According to one embodiment, the second electrical component 432 may be a processor (eg, processor 120 of FIG. 1), but is not limited thereto. According to one embodiment, at least a portion of the second electrical component 432 may face the capacitor 460 with the second printed circuit board 420 interposed therebetween.

According to one embodiment, the heat generated from the second electrical component 432 is transferred to the first printed circuit board 410 through the second printed circuit board 420 and the capacitor 460, and the first printed circuit board 410 The heat transferred to 410 is transferred in the direction of the surface of the first printed circuit board 410 or a member connected to the first printed circuit board 410 (e.g., the rear case 375 or the rear plate 380 in FIG. 4). )) can be used to dissipate heat. According to one embodiment, the first printed circuit board 410 may further include a pair of vias 413 respectively formed in portions coupled to the first portion 461 and the second portion 462. You can. According to one embodiment, the pair of vias 413 of the first printed circuit board 410 are configured to allow heat transferred from the second electrical component 432 to be transferred to the first printed circuit board 410 more quickly. It can form a heat transfer path.

According to one embodiment, the thickness of the interposer 450 (e.g., the thickness in the Z-axis direction of FIG. 6) may be about 0.9T, but is not limited thereto. According to one embodiment, the separation distance between the first printed circuit board 410 and the second printed circuit board 420 may be about 0.9T, but is not limited thereto. According to one embodiment, the thickness of the capacitor 460 (e.g., the thickness in the Z-axis direction of FIG. 6) may be about 0.8T, but is not limited thereto. According to one embodiment, the circuit board 400 can be manufactured by appropriately adjusting the size of solder or solder according to the thickness of the capacitor 460.

According to one embodiment, the capacitor 460 may be replaced with a separate interposer different from the interposer 450. For example, a separate interposer may be disposed adjacent to the power management module 440 and configured to transmit power provided from the power management module 440 to the first electrical component 431.

Figure 9 is a cross-sectional view showing a circuit board and a plurality of electrical components according to an embodiment of the present disclosure.

Referring to FIG. 9, the circuit board 500 (e.g., the circuit board 400 of FIGS. 6 to 8) includes a first printed circuit board 510, a second printed circuit board 520, and a first electrical component ( 531), a second electrical component 532, a third electrical component 533, a fourth electrical component 534, a power management module 540, an interposer 550, and a capacitor 560.

9 , the first printed circuit board 510, the second printed circuit board 520, the first electrical component 531, the second electrical component 532, the power management module 540, the interposer 550, and The capacitor 560 consists of the first printed circuit board 410, the second printed circuit board 420, the first electrical component 431, the second electrical component 432, and the power management module of FIGS. 6 to 8. Some or all of the configurations of 440, interposer 450, and capacitor 460 may be the same.

According to one embodiment, the capacitor 560 may form at least a portion of the conductive path P1 of power provided from the power management module 540 to the first electrical component 531.

According to one embodiment, the third electrical component 533 may be a memory (e.g., the memory 130 of FIG. 1, but is not limited thereto. The third electrical component 533 is a second printed circuit board 520). It can be mounted on one side (e.g., the side facing the +Z direction in FIG. 6).

According to one embodiment, the fourth electrical component 534 may be an additional power management module separate from the power management module 540 (eg, the power management module 188 of FIG. 1), but is not limited thereto. According to one embodiment, at least a portion of the fourth electrical component 534 may face the third electrical component 533 with the second printed circuit board 520 interposed therebetween. According to one embodiment, the fourth electrical component 534 may be mounted on the other side of the second printed circuit board 520 (eg, the side facing the -Z direction in FIG. 6).

Figure 10 is a combined cross-sectional view showing a circuit board according to an embodiment of the present disclosure.

Referring to FIG. 10, the circuit board 600 (e.g., the circuit board 400 of FIGS. 6 to 8) includes a first printed circuit board 610, a second printed circuit board 620, and a first electrical component ( 631), a power management module 640, an interposer 650, a capacitor 660, and a reinforcement member 680.

The configuration of the first printed circuit board 610, the second printed circuit board 620, the first electrical component 631, the power management module 640, the interposer 650, and the capacitor 660 in FIG. 10 is shown in FIG. Configuration of the first printed circuit board 410, the second printed circuit board 420, the first electrical component 431, the power management module 440, the interposer 450, and the capacitor 460 of FIGS. 6 to 8 Some or all of it may be the same as.

According to one embodiment, the reinforcing member 680 may be disposed adjacent to the capacitor 660. According to one embodiment, the capacitor 660 may be disposed between the reinforcing member 680 and the power management module 740.

According to one embodiment, at least one part of the reinforcing member 680 may be coupled to the first printed circuit board 410, and a part other than the at least one part may be coupled to the second printed circuit board 420.

According to one embodiment, the reinforcing member 680 is a portion of the first printed circuit board 610 and the second printed circuit board 620 adjacent to or connected to the capacitor 660 when an external force is applied to the circuit board 600. This can limit their proximity. Accordingly, the capacitor 660 can be prevented from being damaged.

According to one embodiment, the reinforcing member 680 may be a pemnut member, but is not limited to this and may be disposed adjacent to the capacitor 660 and provided with various means to prevent damage to the capacitor 660. .

According to one embodiment (not shown), the capacitor 660 is mounted in a recess formed in the first printed circuit board 610 or in a recessed part in the second printed circuit board 620 to form the capacitor 660. Strength against external forces applied can be secured. According to one embodiment, the recess may be formed by removing at least some layers of the first printed circuit board 610 or the second printed circuit board 620, each of which is composed of multiple layers.

According to one embodiment (not shown), the capacitor 660 is formed at least in part of a ductile liquid metal to ensure strength against external force applied to the capacitor 660.

According to one embodiment, the capacitor 660 may form a conductive path (P1) for power transmitted from the power management module 640 to the first electrical component 631.

Figure 11 is a combined cross-sectional view showing a circuit board according to an embodiment of the present disclosure.

Referring to FIG. 11, the circuit board 700 (e.g., the circuit board 400 of FIGS. 6 to 8) includes a first printed circuit board 710, a second printed circuit board 720, and a first electrical component ( 731), a power management module 740, an interposer 750, and an inductor 770.

The configuration of the first printed circuit board 710, the second printed circuit board 720, the first electrical component 731, the power management module 740, and the interposer 750 of FIG. 10 is the same as that of FIGS. 6 to 8. Some or all of the configurations of the first printed circuit board 410, the second printed circuit board 420, the first electrical component 431, the power management module 440, and the interposer 450 may be the same.

Referring to FIG. 10, the inductor 770 is connected to one side of the first printed circuit board 710 (e.g., the side facing the +Z direction in FIG. 11) and one side of the second printed circuit board 720 (e.g., the side facing the +Z direction in FIG. 11). It can be electrically connected to the side facing the -Z direction. Inductor 770 may be placed adjacent to power management module 740.

According to one embodiment, the power provided from the power management module 740 is transmitted to the first electrical component 731 through the wiring of the second printed circuit board 720, the inductor 770, and the wiring of the first printed circuit board 710. ) can be transmitted.

According to one embodiment, the inductor 770 may be defined and referred to as a power transmission member.

According to one embodiment, the inductor 770 includes a first part 771 arranged or mounted on the second printed circuit board 771, and a third part 773 arranged or mounted on the first printed circuit board 710. And it may include a second part 772 connecting the first part 771 and the third part 773.

According to one embodiment, the first part 771 is electrically connected to the wiring of the second printed circuit board 720, and the third part 773 is electrically connected to the wiring of the first printed circuit board 710. You can.

According to one embodiment, the second part 772 may be defined and interpreted as a housing in which the coil of the inductor 770 is built.

According to one embodiment, the inductor 770 may form a conductive path (P1) for power transmitted from the power management module 740 to the first electrical component 731.

According to an embodiment of the present disclosure, an electronic device (e.g., the electronic device 101 of FIGS. 1 to 4) includes a housing (e.g., the housing 310 of FIGS. 2 to 3) and a first printed circuit board ( Example: first printed circuit board 410 of FIGS. 6 to 8), second printed circuit board (e.g., second printed circuit board 420 of FIGS. 6 to 8), interposer (e.g., FIGS. 6 to 8) Interposer 450 in FIG. 8), first electrical component (e.g., first electrical component 431 in FIG. 6 to FIG. 8), power management module (e.g., power management module 440 in FIG. 6 to FIG. 8) ) and a capacitor (e.g., the capacitor 460 of FIGS. 6 to 8). The first printed circuit board may be disposed within the housing. The second printed circuit board may be disposed within the housing. The second printed circuit board may be spaced apart from the first printed circuit board. The interposer may be disposed along at least a portion of an edge of the first printed circuit board or at least a portion of an edge of the second printed circuit board. The interposer may be configured to support the first printed circuit board and the second printed circuit board. The interposer may be configured to transmit electrical signals from at least one electrical component mounted on the first printed circuit board or the second printed circuit board. The first electrical component may be disposed on the first printed circuit board. The power management module (power management integrated circuit) may be disposed on the second printed circuit board. The capacitor may be coupled to the first printed circuit board and the second printed circuit board. The capacitor may be spaced apart from the interposer. The capacitor may be placed adjacent to the power management module. The capacitor may be disposed adjacent to the first electrical component. The capacitor may be configured to provide power provided from the power management module to the first electrical component. The capacitor may include at least two electrodes spaced apart from each other and arranged in parallel.

According to one embodiment, the distance from the capacitor to the power management module may be shorter than the distance from the capacitor to the interposer.

According to one embodiment, at least a portion of the first electrical component is directed from the first printed circuit board to the second printed circuit board or from the second printed circuit board to the first printed circuit board. Thus, it may be arranged to overlap with at least a portion of the power management module.

According to one embodiment, the capacitor may include a first part (e.g., the first part 461 in FIG. 8) and a second part (e.g., the second part 462 in FIG. 8). One part may be connected to the first printed circuit board and the second printed circuit board. The first part may form a conductive path (e.g., a conductive path for power provided from the power management module to the first electrical component). It may form at least one part of the conductive path (P1) of 8. The first part may include a first electrode among the at least two electrodes. The second part may form the first printed circuit. It may be connected to a substrate and the second printed circuit board. The second part may be connected to a ground of the second printed circuit board. The second part may include a second electrode among the at least two electrodes. You can.

According to one embodiment, the first printed circuit board may include a non-metallic region (eg, the non-metallic region 411 in FIG. 8). The non-metallic region may be formed on at least one portion of the surface facing the second printed circuit board. The non-metallic region may be disposed adjacent to the first part or the second part of the capacitor.

According to one embodiment, the capacitor may be configured to remove a direct current component of power provided from the power management module to the first electrical component.

According to one embodiment, the first printed circuit board may include a copper foil layer (eg, copper foil layer 412 in FIG. 8). The copper foil layer may be disposed on at least a portion of the first printed circuit board.

According to one embodiment, at least a portion of the copper foil layer (eg, the second copper foil layer 412b) may be disposed between the capacitor and the first printed circuit board.

According to one embodiment, the electronic device may further include a reinforcing member (eg, reinforcing member 680 of FIG. 10). The reinforcing member may be disposed adjacent to the capacitor. The reinforcing member may be coupled to the first printed circuit board and the second printed circuit board.

According to one embodiment, the capacitor may be disposed between the reinforcing member and the power management module.

According to one embodiment, the electronic device may further include a second electrical component (eg, the second electrical component 432 of FIGS. 6 to 8 ). The second electrical component may be disposed on at least a portion of the second printed circuit board.

According to one embodiment, at least a portion of the second electrical component may face at least a portion of the capacitor with the second printed circuit board interposed therebetween.

According to one embodiment, the electronic device may further include a display (eg, display 301 in FIG. 2). The display may be disposed within the housing. At least a portion of the second printed circuit board may be disposed between the first printed circuit board and the display.

According to one embodiment, at least a portion of the power management module may be disposed between the capacitor and the interposer.

According to one embodiment, the capacitor may be coupled to the first printed circuit board and the second printed circuit board by soldering.

According to an embodiment of the present disclosure, an electronic device (e.g., the electronic device 101 of FIGS. 1 to 4) includes a housing (e.g., the housing 310 of FIGS. 2 and 3) and a battery (e.g., the electronic device 101 of FIGS. 4 and 4 ). may include a battery 350) and a circuit board (eg, the first circuit board 341 of FIG. 4 or the circuit board 400 of FIGS. 6 to 8). The battery may be placed within the housing. The circuit board may be disposed adjacent to the battery within the housing. The circuit board includes a first printed circuit board (e.g., the first printed circuit board 410 in FIGS. 6 to 8) and a second printed circuit board (e.g., the second printed circuit board 420 in FIGS. 6 to 8). )), an interposer (e.g., the interposer 450 in FIGS. 6 to 8), a first electrical component (e.g., the first electrical component 431 in FIGS. 6 to 8), a power management module (e.g., FIG. It may include a power management module 440 of FIGS. 6 to 8) and a capacitor (eg, capacitor 460 of FIGS. 6 to 8). The second printed circuit board may be spaced apart from the first printed circuit board. The interposer may be disposed along at least a portion of an edge of the first printed circuit board or at least a portion of an edge of the second printed circuit board. The interposer may be configured to support the first printed circuit board and the second printed circuit board. The interposer may be configured to transmit electrical signals from at least one electrical component mounted on the first printed circuit board or the second printed circuit board. The first electrical component may be disposed on the first printed circuit board. The power management module (power management integrated circuit) may be disposed on the second printed circuit board. The power management module may be configured to provide power provided from the battery to the first electric component. The capacitor may connect the first printed circuit board and the second printed circuit board. The capacitor may be placed adjacent to the power management module. The capacitor may be configured to provide power provided from the power management module to the first electrical component.

According to one embodiment, the circuit board may further include a reinforcing member (eg, reinforcing member 680 of FIG. 10). The reinforcing member may be coupled to the first printed circuit board and the second printed circuit board. The reinforcing member may be disposed adjacent to the capacitor.

According to one embodiment, the electronic device may further include a sub-board (e.g., the second circuit board 343 in FIG. 4) and a flexible printed circuit board (e.g., the flexible printed circuit board 360 in FIG. 4). . The sub-board may be disposed adjacent to the battery. The flexible printed circuit board may electrically connect at least a portion of the sub-board to at least a portion of the first printed circuit board.

According to an embodiment of the present disclosure, the circuit board (e.g., the first circuit board 341 in Figure 4 or the circuit board 400 in Figures 6 to 8) is a first printed circuit board (e.g., the first circuit board 341 in Figures 6 to 8). 8), a second printed circuit board (e.g., the second printed circuit board 420 of FIGS. 6 to 8), and an interposer (e.g., the interposer of FIGS. 6 to 8). 450), a first electrical component (e.g., the first electrical component 431 in FIGS. 6 to 8), a power management module (e.g., the power management module 440 in FIGS. 6 to 8), and a power transmission member. (For example, the capacitor 460 of FIGS. 6 to 8 or the inductor 770 of FIG. 11). The second printed circuit board may be spaced apart from the first printed circuit board. The interposer may be disposed along at least a portion of an edge of the first printed circuit board or at least a portion of an edge of the second printed circuit board. The interposer may be configured to support the first printed circuit board and the second printed circuit board. The interposer may be configured to transmit electrical signals from at least one electrical component mounted on the first printed circuit board or the second printed circuit board. The first electrical component may be disposed on the first printed circuit board. The power management module (power management integrated circuit) may be disposed on the second printed circuit board. The power transmission member may connect the first printed circuit board and the second printed circuit board. The power transmission member may be disposed adjacent to the power management module. The power transmission member may be configured to provide power provided from the power management module to the first electric component.

According to one embodiment, the power transmission member may include an inductor (eg, inductor 770 in FIG. 11).

Above, in the detailed description of this document, specific embodiments have been described, but it will be obvious to those skilled in the art that various modifications are possible without departing from the scope of this document.

101: Electronic devices
310: housing
400, 500, 600, 700: Circuit board
410, 510, 610, 710: first printed circuit board
420, 520, 620, 720: second printed circuit board
431, 531, 631, 731: first electrical component
440, 540, 640, 740: Power management module
450, 550, 650, 750: Interposer
460, 560, 660, 760: Capacitors

Claims (20)

In electronic devices,
housing;
a first printed circuit board disposed within the housing;
a second printed circuit board disposed within the housing and spaced apart from the first printed circuit board;
An interposer disposed along at least a portion of an edge of the first printed circuit board or at least a portion of an edge of the second printed circuit board, configured to support the first printed circuit board and the second printed circuit board, an interposer configured to transmit electrical signals of at least one electrical component mounted on the first printed circuit board or the second printed circuit board;
a first electrical component disposed on the first printed circuit board;
a power management integrated circuit disposed on the second printed circuit board; and
A capacitor coupled to the first printed circuit board and the second printed circuit board, spaced apart from the interposer, disposed adjacent to the power management module, disposed adjacent to the first electrical component, and separated from the power management module. An electronic device configured to provide provided power to the first electrical component, comprising a capacitor including at least two electrodes spaced apart from each other and arranged in parallel.
According to claim 1,
The distance from the capacitor to the power management module is,
An electronic device shorter than the distance from the capacitor to the interposer.
According to claim 1,
At least a portion of the first electrical component,
An electronic device disposed to overlap at least a portion of the power management module in a direction from the first printed circuit board to the second printed circuit board or from the second printed circuit board to the first printed circuit board.
According to claim 1,
The capacitor is,
connected to the first printed circuit board and the second printed circuit board, forming at least a portion of a conductive path for power provided from the power management module to the first electrical component, the first of the at least two electrodes A first part comprising 1 electrode; and
An electronic device comprising a second portion connected to the first printed circuit board and the second printed circuit board, connected to a ground of the second printed circuit board, and including a second electrode of the at least two electrodes.
According to clause 4,
The first printed circuit board is,
It includes a non-metallic region formed on at least a portion of the surface facing the second printed circuit board,
The non-metallic region is,
An electronic device disposed adjacent to the first portion or the second portion of the capacitor.
According to clause 4,
The capacitor is,
An electronic device configured to remove a direct current component of power provided from the power management module to the first electrical component.
According to claim 1,
The first printed circuit board is,
An electronic device including a copper foil layer disposed on at least a portion of the first printed circuit board.
According to clause 7,
The copper foil layer is,
An electronic device, at least a portion of which is disposed between the capacitor and the first printed circuit board.
According to claim 1,
The electronic device further includes a reinforcing member disposed adjacent to the capacitor and coupled to the first printed circuit board and the second printed circuit board.
According to clause 9,
The capacitor is,
An electronic device disposed between the reinforcement member and the power management module.
According to claim 1,
An electronic device further comprising a second electrical component disposed on at least a portion of the second printed circuit board.
According to claim 11,
The second electrical component is,
An electronic device, at least a portion of which faces at least a portion of the capacitor with the second printed circuit board interposed therebetween.
According to claim 1,
Further comprising a display disposed within the housing,
The second printed circuit board,
An electronic device, at least a portion of which is disposed between the first printed circuit board and the display.
According to claim 1,
The power management module is,
An electronic device, at least a portion of which is disposed between the capacitor and the interposer.
According to claim 1,
The capacitor is,
An electronic device coupled to the first printed circuit board and the second printed circuit board by soldering.
In electronic devices,
housing;
a battery disposed within the housing; and
Includes a circuit board disposed adjacent to the battery within the housing,
The circuit board is,
first printed circuit board;
a second printed circuit board spaced apart from the first printed circuit board;
An interposer disposed along at least a portion of an edge of the first printed circuit board or at least a portion of an edge of the second printed circuit board, configured to support the first printed circuit board and the second printed circuit board, an interposer configured to transmit electrical signals of at least one electrical component mounted on the first printed circuit board or the second printed circuit board;
a first electrical component disposed on the first printed circuit board;
a power management module disposed on the second printed circuit board and configured to provide power provided from the battery to the first electrical component; and
A capacitor connecting the first printed circuit board and the second printed circuit board, disposed adjacent to the power management module, and comprising a capacitor configured to provide power provided from the power management module to the first electrical component. Device.
According to claim 16,
The circuit board is,
The electronic device further includes a reinforcing member coupled to the first printed circuit board and the second printed circuit board and disposed adjacent to the capacitor.
According to claim 16,
a sub-board disposed adjacent to the battery; and
The electronic device further includes a flexible circuit board electrically connecting at least a portion of the sub-board and at least a portion of the first printed circuit board.
In a circuit board,
first printed circuit board;
a second printed circuit board spaced apart from the first printed circuit board;
An interposer disposed along at least a portion of an edge of the first printed circuit board or at least a portion of an edge of the second printed circuit board, configured to support the first printed circuit board and the second printed circuit board, an interposer configured to transmit electrical signals of at least one electrical component mounted on the first printed circuit board or the second printed circuit board;
a first electrical component disposed on the first printed circuit board;
a power management integrated circuit disposed on the second printed circuit board; and
A power transmission member connecting the first printed circuit board and the second printed circuit board, the power transmission member disposed adjacent to the power management module and configured to provide power provided from the power management module to the first electric component. A circuit board containing a.
According to clause 19,
The power transmission member is,
A circuit board containing an inductor.

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