KR20240008222A - Wearable device and electronic device including printed circuit board including conductive pattern - Google Patents

Abstract

A wearable device includes a frame forming at least a portion of the exterior of the wearable device, a PCB disposed in an internal space defined by the frame and including a conductive pattern, a conductive portion connected to the conductive pattern, and a key button. It includes an FPCB that obtains an input by applying pressure, an antenna including the frame, the conductive pattern, and the conductive portion, and a wireless communication circuit electrically connected to the antenna. The conductive portion is electrically connected to the conductive pattern. Other embodiments may be possible.

Description

Wearable devices and electronic devices including a printed circuit board including a conductive pattern {WEARABLE DEVICE AND ELECTRONIC DEVICE INCLUDING PRINTED CIRCUIT BOARD INCLUDING CONDUCTIVE PATTERN}

The present disclosure relates to wearable devices and electronic devices including a printed circuit board including a conductive pattern.

With the advancement of technology and user needs, electronic devices with increased portability and multiple functions are required. To improve portability, portable electronic devices are becoming smaller. As electronic devices become smaller, portable devices that are worn on part of the body are being provided. As the demand for wearable devices such as watches in addition to smartphones increases, wearable devices provide electronic components to perform various functions in a small space.

According to one embodiment, a wearable device may include a frame, a PCB, an FPCB, and a wireless communication circuit. According to one embodiment, the PCB may be disposed within a frame that forms at least part of the exterior of the wearable device and an internal space surrounded by the frame, and may include a conductive pattern. According to one embodiment, the FPCB includes a conductive part connected to the conductive pattern, and can obtain input by pressing a key button. According to one embodiment, the wearable device may include an antenna that uses the frame, the conductive pattern, and the conductive portion within the FPCB as a radiator, and a wireless communication circuit electrically connected to the antenna. According to one embodiment, the conductive portion may be electrically connected to the conductive pattern.

According to one embodiment, the electronic device includes a first plate, a second plate facing the first plate, and a side frame disposed between the first plate and the second plate and including a conductive portion. It may include a housing. According to one embodiment, the electronic device may further include a PCB disposed within the housing and including a conductive pattern. According to one embodiment, the electronic device may further include a button inserted into the opening formed on the side. According to one embodiment, the electronic device may further include an FPCB including a conductive portion connected to the conductive pattern and a signal line configured to contact a portion of the key button and obtain an input signal through movement of the key button. You can. According to one embodiment, the bracket is electrically connected to the ground portion of the PCB and may further include a bracket disposed between the printed circuit board and the first plate. According to one embodiment, the electronic device may further include an antenna that uses the side frame, the conductive pattern, and the conductive portion within the FPCB as an antenna radiator. The electronic device may include a wireless communication circuit electrically connected to the antenna. According to one embodiment, the conductive portion may be electrically connected to the conductive pattern.

1 is a block diagram of an electronic device in a network environment according to various embodiments.
FIG. 2A is a perspective view of the front of a mobile electronic device according to one embodiment.
FIG. 2B is a perspective view of the rear of the electronic device of FIG. 2A.
FIG. 3 is an exploded perspective view of the electronic device of FIG. 2A.
Figure 4 shows an example of the internal arrangement of an electronic device according to an embodiment.
5 is a cross-sectional view of an example electronic device, according to one embodiment.
Figure 6 shows an example power supply path of an electronic device, according to one embodiment.
FIG. 7 is a graph illustrating the performance of an electronic device according to an embodiment.
8 shows example connections of an FPCB of an electronic device, according to one embodiment.
9 shows an example of a printed circuit board, according to one embodiment.
Figure 10 shows an example of an FPCB of an electronic device, according to one embodiment.
Figure 11 is a graph illustrating the performance of an antenna according to an embodiment.

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 may be 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 to communicate 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 the communication method used in the 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.

FIG. 2A is a perspective view of the front of a mobile electronic device according to one embodiment. FIG. 2B is a perspective view of the rear of the electronic device of FIG. 2A. FIG. 3 is an exploded perspective view of the electronic device of FIG. 2A.

Referring to FIGS. 2A and 2B, the electronic device 200 (e.g., the electronic device 101 of FIG. 1) according to one embodiment has a first side (or front) 210A and a second side (or back). ) (210B), and a housing (210) including a side (210C) surrounding the space between the first surface (210A) and the second surface (210B), connected to at least a portion of the housing (210) and the The electronic device 200 may include attachment members 250 and 260 configured to detachably attach the electronic device 200 to a part of the user's body (eg, wrist, ankle, etc.). In another embodiment (not shown), the housing may refer to a structure that forms some of the first side 210A, second side 210B, and side surface 210C of FIG. 2A. According to one embodiment, the first surface 210A may be formed at least in part by a substantially transparent front plate 201 (eg, a glass plate including various coating layers, or a polymer plate). The second surface 210B may be formed by a substantially opaque back plate 207. The back plate 207 may be formed, for example, by coated or colored glass, ceramic, polymer, metal (e.g., aluminum, stainless steel (STS), or magnesium), or a combination of at least two of the foregoing materials. It can be. The side 210C combines with the front plate 201 and the back plate 207 and may be formed by a side bezel structure (or “side member”) 206 comprising metal and/or polymer. In some embodiments, the back plate 207 and side bezel structures 206 may be integrally formed and include the same material (eg, a metallic material such as aluminum). The binding members 250 and 260 may be formed of various materials and shapes. Integrated and multiple unit links may be formed to be able to flow with each other using fabric, leather, rubber, urethane, metal, ceramic, or a combination of at least two of the above materials.

According to one embodiment, the electronic device 200 includes a display 220 (see FIG. 3), an audio module 205, 208, a sensor module 211, a key input device 202, 203, 204, and a connector hole ( 209) may include at least one of the following. In some embodiments, the electronic device 200 omits at least one of the components (e.g., the key input device 202, 203, 204, the connector hole 209, or the sensor module 211) or has another configuration. Additional elements may be included.

Display 220 may be exposed, for example, through a significant portion of front plate 201 . The shape of the display 220 may correspond to the shape of the front plate 201 and may be various shapes such as circular, oval, or polygonal. The display 220 may be combined with or disposed adjacent to a touch detection circuit, a pressure sensor capable of measuring the strength (pressure) of a touch, and/or a fingerprint sensor.

The audio modules 205 and 208 may include a microphone hole 205 and a speaker hole 208. A microphone for acquiring external sound may be placed inside the microphone hole 205, and in some embodiments, a plurality of microphones may be placed to detect the direction of sound. The speaker hole 208 can be used as an external speaker and a receiver for calls. In some embodiments, the speaker holes 207 and 214 and the microphone hole 203 may be implemented as one hole, or a speaker may be included without the speaker holes 207 and 214 (e.g., piezo speaker).

The sensor module 211 may generate an electrical signal or data value corresponding to the internal operating state of the electronic device 200 or the external environmental state. The sensor module 211 may include, for example, a biometric sensor module 211 (eg, HRM sensor) disposed on the second surface 210B of the housing 210. The electronic device 200 may include 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 key input devices 202, 203, and 204 include a wheel key 202 disposed on the first side 210A of the housing 210 and rotatable in at least one direction, and/or a side 210C of the housing 210. ) may include side key buttons (202, 203) arranged in the The wheel key may have a shape corresponding to the shape of the front plate 202. In another embodiment, the electronic device 200 may not include some or all of the key input devices 202, 203, and 204 mentioned above, and the key input devices 202, 203, and 204 that are not included may be displayed. It may be implemented in other forms such as soft keys on (220). The connector hole 209 can accommodate a connector (for example, a USB connector) for transmitting and receiving power and/or data with an external electronic device and can accommodate a connector for transmitting and receiving an audio signal with an external electronic device. Other connector holes (not shown) may be included. The electronic device 200 may further include, for example, a connector cover (not shown) that covers at least a portion of the connector hole 209 and blocks external foreign substances from entering the connector hole.

The fastening members 250 and 260 may be detachably fastened to at least some areas of the housing 210 using locking members 251 and 261. The binding members 250 and 260 may include one or more of a fixing member 252, a fixing member fastening hole 253, a band guide member 254, and a band fixing ring 255.

The fixing member 252 may be configured to fix the housing 210 and the binding members 250 and 260 to a part of the user's body (eg, wrist, ankle, etc.). The fixing member fastening hole 253 may correspond to the fixing member 252 and fix the housing 210 and the fastening members 250 and 260 to a part of the user's body. The band guide member 254 is configured to limit the range of movement of the fixing member 252 when the fixing member 252 is fastened to the fixing member fastening hole 253, so that the fastening members 250 and 260 are attached to parts of the user's body. It can be made to adhere tightly. The band fixing ring 255 may limit the range of movement of the fastening members 250 and 260 when the fixing member 252 and the fixing member fastening hole 253 are fastened.

Referring to FIG. 3, the electronic device 300 (e.g., the electronic device 101 of FIG. 1 or the electronic device 200 of FIG. 2A) includes a frame 310, a wheel key 320, and a front plate 201. , display 220, first antenna 350, second antenna 355, support member 360 (e.g. bracket), battery 370, PCB 380, sealing member 390, rear plate ( 393), and binding members 395 and 397. At least one of the components of the electronic device 300 may be the same as or similar to at least one of the components of the electronic device 200 of FIG. 2A or FIG. 2B, and overlapping descriptions will be omitted below. The support member 360 may be placed inside the electronic device 300 and connected to the frame 310, or may be formed integrally with the frame 310. The frame 310 may be referred to as a side bezel structure in terms of determining the shape of the side of the electronic device 300. The support member 360 may be formed of, for example, a metallic material and/or a non-metallic (eg, polymer) material. The support member 360 may have a display 220 coupled to one side and a PCB 380 coupled to the other side. PCB 380 may be equipped with a processor, memory, and/or interface. The processor may include, for example, one or more of a central processing unit, an application processor, a graphic processing unit (GPU), an application processor, a sensor processor, or a communication processor.

Memory may include, for example, volatile memory or non-volatile memory. The interface may include, for example, a high definition multimedia interface (HDMI), a universal serial bus (USB) interface, an SD card interface, and/or an audio interface. For example, the interface may electrically or physically connect the electronic device 300 to an external electronic device and may include a USB connector, SD card/MMC connector, or audio connector.

The battery 370 is a device for supplying power to at least one component of the electronic device 300 and may include, for example, a non-rechargeable primary battery, a rechargeable secondary battery, or a fuel cell. there is. At least a portion of the battery 370 may be disposed on substantially the same plane as the PCB 380, for example. The battery 370 may be disposed integrally within the electronic device 200, or may be disposed to be detachable from the electronic device 200.

The first antenna 350 may be disposed between the display 220 and the support member 360. The first antenna 350 may include, for example, a near field communication (NFC) antenna, a wireless charging antenna, and/or a magnetic secure transmission (MST) antenna. For example, the first antenna 350 can perform short-range communication with an external device, wirelessly transmit and receive power required for charging, and transmit a short-range communication signal or a self-based signal including payment data. . In another embodiment, an antenna structure may be formed by a portion or a combination of the frame 310 and/or the support member 360.

The second antenna 355 may be disposed between the circuit board 380 and the rear plate 393. The second antenna 355 may include, for example, a near field communication (NFC) antenna, a wireless charging antenna, and/or a magnetic secure transmission (MST) antenna. For example, the second antenna 355 can perform short-range communication with an external device, wirelessly transmit and receive power required for charging, and transmit a short-range communication signal or a self-based signal including payment data. . In another embodiment, an antenna structure may be formed by a portion or a combination of the frame 310 and/or the rear plate 393.

The sealing member 390 may be located between the frame 310 and the rear plate 393. The sealing member 390 may be configured to block moisture and foreign substances from entering the space surrounded by the frame 310 and the rear plate 393 from the outside. The electronic devices 200 and 300 may be referred to as wearable devices in that they are worn on a part of the user's body (eg, wrist).

Figure 4 shows an example of the internal arrangement of an electronic device according to an embodiment. 5 is a cross-sectional view of an example electronic device, according to one embodiment. Figure 6 shows an example power supply path of an electronic device, according to one embodiment.

Referring to FIGS. 4 and 5 , the electronic device 300 (e.g., the electronic device 101 of FIG. 1, the electronic device 200 of FIG. 2A, or the electronic device 300 of FIG. 3) includes a frame 310. , it may include a printed circuit board (PCB) 380, an FPCB 410, and a wireless communication circuit 420.

According to one embodiment, the frame 310 may form at least part of the exterior of the electronic device 300. The frame 310 may define the internal space of the electronic device 300. The internal space may be a space surrounded by a frame 310, a front plate (e.g., front plate 201 in FIG. 2A), and a rear plate (e.g., rear plate 393 in FIG. 3).

The PCB 380 may be placed within the internal space defined by the frame 310. The PCB 380 may have a conductive pattern 481 formed thereon. In one embodiment, the conductive pattern 481 may operate as part of an antenna radiator that provides a signal in a designated frequency band. For example, the conductive pattern 481 may operate as an antenna radiator together with the conductive portion of the frame 310. For example, the conductive pattern 481 and the frame 310 may be configured to communicate low-band or middle-band signals with an external electronic device. According to one embodiment, the antenna A may use the conductive pattern 481 and the conductive portion of the frame 310 as an antenna radiator. The antenna A, which uses the conductive pattern 481 and the frame 310 as an antenna radiator, can communicate with an external electronic device through the wireless communication circuit 420.

According to one embodiment, the FPCB 410 includes a conductive portion 511 electromagnetically connected to the conductive pattern 481, and input can be obtained by pressing the key button 203 or 204. . For example, the conductive portion 511 may include the ground of the FPCB 410. The conductive portion 511 of the FPCB 410 may provide a ground path. The conductive portion 511 may provide a ground path distinct from the signal line within the FPCB 410. For example, the conductive portion 511 may be coupled to the frame 310 and at least a portion of the conductive portion 511 may be used as a radiator together with the conductive pattern 481 . For example, one end of the FPCB 410 may be electrically connected to a portion of the conductive pattern 481. The other end of the FPCB (410) may be connected to the ground portion of the PCB (380). The wireless communication circuit 420 may be configured to communicate with an external electronic device through at least a portion of the frame 310, the conductive pattern 481, and the conductive portion 511 in the FPCB 410. For example, the wireless communication circuit 420 may provide a power supply signal to the conductive pattern 481 or the frame 310 for communication with an external electronic device.

According to one embodiment, the FPCB 410 may be disposed between the inner surface of the frame 310 and the side surface of the PCB 380. In one embodiment, frame 310 may include openings 491 and 492. For example, the openings 491 and 492 may overlap a portion of the FPCB 410 when the FPCB is viewed from above. In the frame 310, key buttons 203 and 204 that are inserted into the openings 491 and 492 and move in a straight line may be located. The FPCB 410 may provide an input signal by pressing at least one key button among the key buttons 203 and 204. For example, when pressing the key buttons 203 and 204, the FPCB 410 receives an input signal through a dome key (not shown in FIGS. 4, 5, and 6) disposed on the FPCB 410. can be created. The FPCB 410 may transmit the generated input signal to a processor (eg, processor 120 of FIG. 1) disposed on or electrically connected to the PCB 380. According to one embodiment, the key buttons 203 and 204 may include a conductive material. The key buttons 203 and 204 may be connected to a conductive line (e.g., a signal line) separate from the conductive portion in the FPCB so as to obtain a biological signal through a microcurrent obtained through the conductive material. For example, the key buttons 203 and 204 may transmit microcurrent supplied from a part of the user's body in contact with the key buttons 203 and 204 to the FPCB 410 through the conductive material. The micro-current transmitted to the FPCB 410 may transmit data related to the micro-current to the processor 120 through the conductive line. For example, the FPCB 410 may include a biometric sensor capable of acquiring an electrical signal related to electrocardiogram (ECG) or bioelectrical impedance analysis (BIA) data, or may be electrically connected to the biometric sensor. The biometric sensor, which is a BIA sensor, can measure the amount of muscle mass, fat, and water in the body by sending a small electric current through the body based on the degree of electricity passing according to the amount of moisture in the body. The biometric sensor, which is an ECG sensor, can acquire the action potential difference of blood vessels according to heartbeat through ECG electrodes. In one embodiment, the FPCB 410 may include a conductive portion 511 for grounding the biological sensor, and the conductive portion 511 may operate as an antenna radiator together with the conductive pattern 481. there is. The antenna A may use the conductive portion 511 and the conductive pattern 481 as an antenna radiator.

According to one embodiment, the FPCB 410 may be substantially perpendicular to one surface of the PCB 380. For example, the FPCB 410 may be arranged along a portion of a side perpendicular to one surface of the PCB 380. The FPCB 410 may be disposed between the conductive pattern 481 and the frame 310. For example, the FPCB 410 may be arranged along a portion of an edge adjacent to the conductive pattern 481 included in the PCB 380. The FPCB 410 may be arranged along the inner surface of the frame 310 facing a portion of the conductive pattern 481. For example, the conductive pattern 481 and the frame 310 may be placed physically close to the FPCB 410. In one embodiment, the conductive pattern 481 and the frame 310 may be coupled to the conductive portion 511 of the FPCB 410. For example, the conductive portion 511 of the FPCB 410, the frame 310, and the conductive pattern 481 may be coupled to each other to operate as an antenna radiator. For example, the conductive portion 511, the frame 310, and the conductive pattern 481 in the region P where a strong electric field is formed in a designated frequency band may be coupled to each other. The antenna A may use the frame 310, the conductive pattern 481, and the conductive portion 511 as an antenna radiator.

Referring to FIGS. 5 and 6 , the frame 310 can receive a wireless communication signal to be transmitted to an external electronic device through the wireless communication circuit 420 and the power supply unit 591. In one embodiment, the electronic device 300 may include a bracket 520. For example, the bracket 520 is electrically connected to the ground portion of the PCB 380 and may be disposed between the PCB 380 and the display 220. In one embodiment, the bracket 520 may include a conductive material. For example, the bracket 520 may be connected to the ground portion of the PCB 380 or the ground 592 of the electronic device 300. The bracket 520 can provide a ground to the PCB 380. In one embodiment, the conductive portion 511 within the FPCB 410 may be electrically connected to the ground portion of the PCB 380.

According to one embodiment, the bracket 520 may be a structure that supports the display 220 and may include a conductive material. For example, the bracket 520 may be disposed between the display 220 and the battery 510. For example, the battery 510 may be supported on the bracket 520 and may be attached to a portion of the bracket 520 . For example, the bracket 520 may support not only the display 220 and the battery 510 but also other electronic components disposed inside the electronic device 300. In one embodiment, the bracket 520 includes a conductive portion and is connected to the ground line of the PCB 380 to provide a ground to the PCB 380. According to one embodiment, the frame 310 may operate as the ground 610.

According to one embodiment, the sum of the length of the conductive pattern 481 and the length of the conductive portion 511 may be 1/4 of the wavelength of an electromagnetic wave including a signal for communicating with the external electronic device. For example, in order to compensate for the lack of resonance length of the frame 310, the conductive pattern 481 and the conductive portion 511 may be used as an antenna radiator. For example, when transmitting a low-band or middle-band signal to the outside, a relatively long length of the antenna radiator may be required for resonance. In the case of small wearable devices, the resonance length of the internal frame may be insufficient. For insufficient resonance length, additional conductive patterns may be required. To provide a conductive pattern or conductive portion, an additional antenna (eg, laser direct structuring antenna (LDS)) or a separate conductive portion may be required. If a separate antenna component is added, mounting space inside the electronic device 300 may be required. By utilizing the conductive portion 511 for grounding the FPCB 410 inside the electronic device 300, the electronic device 300 can save space for mounting additional components.

According to one embodiment, the conductive portion 511 of the FPCB 410 may be electrically connected to the conductive pattern 481. For example, the conductive portion 511 may be disposed on the PCB 380 and electrically connected to the conductive pattern 481 through an elastic conductive structure (eg, a contact or c-clip). According to one embodiment, the conductive portion 511 may be used as an antenna radiator together with the frame 310 and the conductive pattern 481.

According to one embodiment, the conductive portion 511 and/or the conductive pattern 481 may be coupled to the frame 310. For example, the conductive portion 511 faces the frame 310 and may be electrically connected to the conductive pattern 481. The coupled conductive portion 511, frame 310, and conductive pattern 481 can be used as an antenna radiator to secure a relatively insufficient resonance length.

FIG. 7 is a graph illustrating the performance of an electronic device according to an embodiment.

Referring to FIG. 7 , a graph 701 represents antenna performance of an electronic device 300 according to an embodiment, and a graph 703 represents antenna performance of a comparative electronic device. The x-axis is the frequency of the signal, and the y-axis represents the relative size of the signal. The unit of the x-axis may be KHz, and the unit of the y-axis may be dB.

The graph 701 shows the gain according to frequency when the conductive pattern 481 and the conductive portion 511 are connected to each other and the conductive pattern 481 and the conductive portion 511 are additionally used as an antenna radiator. The conductive portion 511 can be used as a part of the radiator by extending the conductive pattern 481.

Unlike the graph 701, the graph 703 shows the gain according to frequency when no conductive pattern is included. For example, the conductive portion of the FPCB 410 may not be used as a part of the radiator and may operate as a ground.

Referring to the graphs 701 and 703, the performance of the GPS antenna can be improved by securing the resonance length of the GPS band (A) through the conductive pattern 481 electrically connected to the conductive portion 511. there is. For example, the frame 310, the conductive portion 511, and the conductive pattern 481 secure a resonance length in the GPS band (A) of approximately 1.5 GHz to 1.6 GHz, so that the antenna gain is approximately that of the comparative electronic device. It can be increased by size P.

According to the above-described embodiment, the conductive portion 511 of the FPCB 410 and the conductive pattern 481 of the PCB 380 are electrically connected, so that 1/4 the length of the electromagnetic wave wavelength of the signal communicated with an external electronic device is By providing this, the resonance length can be secured. By securing the resonance length, antenna performance in low or mid-frequency bands can be improved.

8 shows example connections of an FPCB of an electronic device, according to one embodiment. 9 shows an example of a printed circuit board, according to one embodiment. Figure 10 shows an example of an FPCB of an electronic device, according to one embodiment.

Referring to FIGS. 8, 9, and 10, the FPCB 410 may be arranged along a portion of the edge of the PCB 380. The FPCB 410 may be electrically connected to the PCB 380 through a connector 841 or an elastic connecting member 890. For example, the conductive portion 511 of the FPCB 410 is connected to the conductive pattern 481 through a connecting member 890, which is an elastic conductive structure and disposed between the PCB 380 and the FPCB 410. ) can be electrically connected to. For example, one end of the FPCB 410 may be electrically connected to a portion of the conductive pattern 481. For example, one end of the FPCB 410 and the conductive pattern 481 may be electrically connected through an elastic connection member 890. For example, the connecting member 890 may be a contact or a C-clip. According to one embodiment, the FPCB 410 may further include a connector 841 connecting the conductive portion 511 of the FPCB 410 and the PCB 380 at the other end of the FPCB 410. You can. The other end of the FPCB (410) may be connected to the ground portion of the PCB (380). The conductive portion 511 of the FPCB 410 (e.g., the conductive portion 511 in FIG. 5) may be connected to the ground portion of the PCB 380 through the connector 841.

According to one embodiment, the conductive portion 511 of the FPCB 410 (e.g., the conductive portion 511 in FIG. 5) is connected to the ground portion of the PCB 380 through the connector 841, and the conductive portion A signal line distinct from 511 may also be connected to the line of the PCB 380 through the connector 841.

According to one embodiment, the FPCB 410 may be configured to identify the pressing of a key button (e.g., key buttons 203 and 204 in FIG. 2A). The FPCB 410 may include dome keys 810 and 820 disposed in an area adjacent to the key buttons 203 and 204 for identification of the press. The dome keys 810 and 820 may be elastically pressed according to the movement of the key buttons 203 and 204. For example, when the dome keys 810 and 820 are pressed, the electronic device 300 can perform a designated function (eg, switching to a home screen or returning to a previous screen).

According to one embodiment, the key buttons 203 and 204 may include a conductive material. The key buttons 203 and 204 may be connected to a conductive line that is distinct from the conductive portion 511 in the FPCB 410 to obtain biological signals through microcurrents obtained through the conductive material. The dome keys 810 and 820 in contact with the key buttons 203 and 204 may include a conductive material. The conductive material of the key buttons 203 and 204 may be an electrode and may be electrically connected to the dome keys 810 and 820. The biometric signals acquired through the key buttons 203 and 204 are transmitted through a signal line electrically connected to the dome keys 810 and 820 or the key buttons 203 and 204, to a processor (e.g., in FIG. 1). It can be transmitted to the processor 120). The key buttons 203 and 204 may include ECG electrodes or BIA electrodes. For example, one key button 203 may include ECG electrodes and the other key button 204 may include BIA electrodes. However, it is not limited to this, and one of the key buttons 203 and 204 can perform multiple functions. The FPCB 410 may be electrically connected to the ECG electrode or BIA electrode. For example, one key button 203 may include an ECG electrode and a BIA electrode. Another key button 204 may include a BIA electrode. When acquiring ECG data to measure heart rate, an external object (eg, a user's finger) may contact the key button 203. In response to a signal requesting acquisition of ECG data, an ECG sensor (not shown) connected to the key button 203 may acquire a biological signal through the key button 203. For another example, when acquiring BIA data to measure body fat, external objects may contact each of the key buttons 203 and 204. In response to a signal requesting the acquisition of BIA data, the BIA sensor (not shown) connected to the cover buttons 203 and 204 generates other biological signals different from the one biological signal through the key buttons 203 and 204. It can be obtained.

According to one embodiment, the FPCB 410 may include a hole 831 corresponding to the microphone hole of the frame (eg, frame 310 in FIG. 4). The hole 831 may be formed in the placement area of the microphone 830 of the FPCB 410. The FPCB 410 may be electrically connected to the microphone 830 to transmit an audio signal transmitted from the microphone hole through the microphone 830 disposed in the electronic device. The microphone 830 may be placed on the FPCB (410). The microphone 830 may be placed on the FPCB 410, but is not limited thereto. For example, the microphone 830 may be placed within the electronic device 300 and receive an audio signal through the hole 831.

According to one embodiment, the FPCB 410 may be disposed along a portion of the side 801 of the PCB 380. The conductive portion 511 within the FPCB 410 may be coupled to the frame 310.

Referring to Figures 9 and 10, examples of printed circuit boards according to one embodiment are shown.

According to one embodiment, the PCB 380 may include a conductive portion 910 that is electrically connected to a connecting member 890 (eg, the connecting member 890 of FIG. 8). For example, the conductive portion 910 may be electrically connected to the connecting member 890 to electrically connect the conductive portion 511 of the FPCB 410 and the conductive pattern 481 of the PCB 380.

According to one embodiment, the FPCB 410 may include a conductive pad 1010 in contact with the connection member 890. The conductive pad 1010 may be electrically connected to the conductive portion 511. For example, the conductive portion 511 may be a ground path. For example, a portion of the conductive portion 511 electrically connected to the conductive pattern 481 through the conductive pad 1010 may be used as an antenna radiator. The conductive portion 511 may be electrically connected to the dome keys 810 and 820, the microphone 830, and the connector 841. For example, the conductive portion 511 extends from the conductive pad 1010, through the dome key 820, the microphone 830, and the dome key 810, to the connector 841, and connects to the PCB 380. It can be connected to the ground part of.

According to one embodiment, the PCB 380 may further include an impedance matching circuit 930. The impedance matching circuit 930 may include passive elements such as inductors or capacitors and/or switching elements. The impedance matching circuit 930 tunes the impedance for resonance of the conductive pattern 481 used as a radiator, the conductive portion 511 of the FPCB 410, and the frame 310 through the passive elements and switching elements. You can.

According to one embodiment, the conductive pattern 481 may be electrically connected to the impedance matching circuit 930 adjacent to the conductive portion 910, which is an area connected to one end of the FPCB 410. For example, the impedance matching circuit 930 may be disposed between the conductive pattern 481 and the connection member 890. The impedance matching circuit 930 may be electrically connected to the conductive pattern 481 and the connection member 890.

According to one embodiment, the conductive pattern 481 may extend along a portion of the edge (eg, side 801) of the PCB 380. The conductive pattern 481 may include a region 922 on the PCB 380 with a width different from the region 921 connected to the impedance matching circuit 930. For example, the width d1 of the first region 921 of the conductive pattern 481 connected to the impedance matching circuit 930 may be narrower than the width d2 of the second region 922.

According to one embodiment, the width d2 of the second area 922 extending from the first area 921 may be approximately 1.5 mm to 2.5 mm. In one embodiment, the width of the second area 922 may be determined based on the frequency of the antenna including the conductive pattern 481. For example, when the antenna including the conductive pattern 481 supports the GPS band, based on the impedance matching value for each frequency, the width of the area 920 extending along one side of the FPCB may be approximately 2 mm. .

According to one embodiment, the sum of the length of the conductive pattern 481 and the length of the conductive portion 511 may be 1/4 of the wavelength of an electromagnetic wave including a signal for communicating with the external electronic device. For example, the sum of the length of the conductive pattern 481 disposed on the PCB 380 and the length of the conductive portion 511 of the FPCB 410 is approximately 50 mm in order to improve frequency performance in the approximately 1.5 GHz band. It can be.

According to the above-described embodiment, the conductive part connected to the ground portion disposed inside the electronic device 300 can be used as an antenna radiator to secure an insufficient resonance length. For example, by contacting the key button, the conductive part, which is the ground path in the FPCB 410, which is a key flexible printed circuit board that provides an input signal, is utilized as an antenna radiator, thereby saving mounting space for placing the antenna radiator. there is. In order to solve the lack of resonance length, the manufacturing cost of the product can be reduced by utilizing components inside the electronic device 300.

Figure 11 is a graph illustrating the performance of an antenna according to an embodiment.

Referring to FIG. 11, graphs 1101, 1103, and 1105 represent antenna performance according to the width of the region 920 of the conductive pattern 481. The x-axis is the frequency of the signal, and the y-axis represents the relative size of the signal. The unit of the x-axis may be KHz, and the unit of the y-axis may be dB.

The graph 1101 shows antenna performance when the width d2 of the second region 922 of the conductive pattern 481 is 0.5 mm. The graph 1103 shows antenna performance when the width d2 of the second region 922 of the conductive pattern 481 is 2 mm. Graph 1105 shows antenna performance when the width d2 of the second region 922 of the conductive pattern 481 is 2.5 mm.

The extended area 920 of the conductive pattern 481 may be an area coupled to the conductive portion 511 of the FPCB 410. When the width d2 of the extended second region 922 of the conductive pattern 481 increases, the amount of coupling may increase due to bandwidth expansion. Depending on the change in the width d2 of the extended second region 922 of the conductive pattern 481, antenna performance may change. For example, as the amount of coupling increases, in the GPS band A, looking at the graphs 1103 and 1105, antenna performance can be improved due to an increase in the width d2 of the second area 922. there is. For example, as described above, the width of the area 920 may be determined depending on the frequency band. The width of the area 920 may be determined to be 2.0 mm or 2.5 mm, which is advantageous for impedance matching. For example, the width d2 of the second area 922 determined based on the GPS band A may be 2.0 mm. In other bands (B) distinct from GPS band (A), the correlation between antenna performance and width may be less.

The conductive pattern 481 according to the above-described embodiment may increase the amount of coupling according to the width d2 of the second region 922. By increasing the width of the conductive pattern 481, the amount of coupling with the conductive portion 511 of the FPCB 410 can be increased. Based on the increased amount of coupling, antenna performance can be changed.

According to the above-described embodiment, a wearable device (e.g., the electronic device 100 of FIG. 1, the electronic device 200 of FIG. 2a, or the electronic device 300 of FIG. 3) includes a frame (e.g., the frame of FIG. 3). (310)). The frame may cover at least a portion of the exterior of the wearable device. The wearable device may further include a printed circuit board (eg, PCB 380 in FIG. 3). The printed circuit board may be placed within an internal space defined by the frame. The printed circuit board may include a conductive pattern (eg, the conductive pattern 481 in FIG. 4). The wearable device may further include an FPCB (eg, FPCB 410 in FIG. 4). The FPCB includes a conductive part (e.g., conductive part 511 in FIG. 5) connected to the conductive pattern, and acquires an input signal through a key button (e.g., key buttons 203 and 204 in FIG. 2A). can do. The wearable device may further include an antenna that uses the frame, the conductive pattern, and the conductive portion within the FPCB as a radiator. The wearable device may further include a wireless communication circuit (eg, the wireless communication circuit 420 of FIG. 4). The wireless communication circuit may be electrically connected to an antenna. According to one embodiment, the conductive portion may be electrically connected to the conductive pattern. According to the above-described embodiment, the resonance length can be secured through the FPCB connected to the conductive pattern of the printed circuit board. By securing the resonance length, the space efficiency of the wearable device can be secured. The above-mentioned embodiments may have various effects including the above-mentioned effects.

According to one embodiment, the wearable device may further include a bracket (eg, bracket 520 in FIG. 5). The bracket is electrically connected to the ground portion of the PCB and may be placed on the PCB. According to the above-described embodiment, the bracket can provide a grounding portion by being electrically connected to the printed circuit board.

According to one embodiment, the conductive portion within the FPCB may be electrically connected to the ground portion of the PCB. According to the above-described embodiment, the FPCB can reduce the number of components for the antenna radiator by utilizing the conductive portion used as a ground path. The above-mentioned embodiments may have various effects including the above-mentioned effects.

According to one embodiment, the FPCB may be disposed between the inner surface of the frame and the side surface of the PCB. The frame may include an opening that opens a portion of an area overlapping with the FPCB when the FPCB is viewed from above, and a key button that is inserted into the opening and moves in a straight line.

According to one embodiment, the FPCB is configured to identify pressing of the key button and may include a dome key disposed in an area adjacent to the key button. According to the above-described embodiment, the FPCB may be a Key FPCB for a key button. Manufacturing costs can be reduced by using components placed inside a wearable device as antenna radiators.

According to one embodiment, the key button includes a conductive material and may be connected to a conductive line that is distinct from the conductive portion in the FPCB to obtain a biological signal through a microcurrent obtained through the conductive material. .

According to one embodiment, the conductive portion within the FPCB may be coupled to the frame. In the above-described embodiments, the resonance length can be secured and antenna performance can be improved by using a conductive part in the FPCB adjacent to the frame that is easily coupled to the frame as an antenna radiator.

According to one embodiment, the conductive portion of the FPCB may be electrically connected to the conductive pattern through a conductive structure disposed on the PCB and pressing the FPCB.

According to one embodiment, the FPCB, at the other end, has a connector (e.g., a connector in FIG. 8) connecting the conductive part of the FPCB (e.g., the conductive part 511 in FIG. 5) and the ground part of the PCB. 841)) may further be included.

According to one embodiment, the conductive pattern may extend along a portion of the inner surface of the frame.

According to the above-described embodiment, the FPCB may be electrically connected to the conductive pattern and ground portion on the PCB. The FPCB may be coupled with a portion of the frame by facing a portion of the frame utilized as an antenna radiator, and the conductive pattern of the printed circuit board may be coupled with the conductive portion of the FPCB. The frame coupled to each other, the conductive pattern of the printed circuit board, and the conductive portion of the FPCB may be used as an antenna radiator and configured to communicate with an external electronic device.

The FPCB may be substantially perpendicular to one surface of the printed circuit board. The FPCB may be disposed between the conductive pattern and the frame. The conductive pattern, the frame, and the conductive portion of the FPCB may be disposed adjacent to each other and electrically coupled to each other. By the coupling, the conductive pattern, the frame, and the conductive portion of the FPCB can operate as an antenna radiator.

The width of the area of the conductive pattern connected to one end of the FPCB may be narrower than the width of the area extending along one side of the FPCB (eg, area 920 in FIG. 9).

According to one embodiment, the area extending along one side of the FPCB may have a width of 1.5 mm to 2.5 mm. According to the above-described embodiment, when the width of the area of the conductive pattern extending along one side of the FPCB is increased, the amount of coupling with the FPCB may increase. Based on the increased coupling, antenna performance can be improved.

According to one embodiment, the sum of the length of the conductive pattern and the length of the conductive portion may be 1/4 of the wavelength of an electromagnetic wave including a signal for communicating with the external electronic device. Since the length of the conductive pattern and the conductive portion are determined based on the wavelength of electromagnetic waves, resonance can be formed in a designated frequency band.

According to one embodiment, the conductive pattern may be electrically connected to an impedance matching circuit spaced apart from an area connected to one end of the FPCB.

According to one embodiment, the key button may be an ECG electrode or a BIA electrode. The FPCB may be electrically connected to the key button including the ECG electrode or BIA electrode.

According to one embodiment, the frame includes a microphone hole, and the FPCB may be electrically connected to the microphone to transmit an audio signal transmitted from the microphone hole through a microphone disposed in the wearable device. there is.

According to one embodiment, an electronic device (eg, electronic device 300 of FIG. 3) may include a housing 210. The housing includes a first plate (e.g., the front plate 201 in FIG. 3), a second plate facing the first plate (e.g., the rear plate 393 in FIG. 3), and the first plate and the It is disposed between the second plates and may include a side frame (eg, frame 310 in FIG. 3) including a conductive portion. The electronic device may further include a PCB (eg, printed circuit board 390 of FIG. 3). The PCB is disposed within the housing and may include a conductive pattern (eg, the conductive pattern 481 in FIG. 4). The electronic device may include a key button (eg, key buttons 203 and 204 in FIG. 4). The key button may move in a straight line through an opening formed in the side frame (eg, openings 491 and 492 in FIG. 4). The electronic device may further include an FPCB (eg, FPCB 410 in FIG. 4). The FPCB may be in contact with a conductive portion connected to the conductive pattern and a portion of the key button. The FPCB may include a signal line configured to obtain an input signal through movement of the key button. The electronic device may further include a bracket (eg, bracket 520 in FIG. 5). The bracket may be electrically connected to a ground portion of the PCB and disposed between the PCB and the first plate. The electronic device may include an antenna using the side frame 310, the conductive pattern 481, and the conductive portion 511 as a radiator. The electronic device may further include a wireless communication circuit (eg, the wireless communication circuit 420 of FIG. 4). The wireless communication circuit may be electrically connected to the antenna. According to one embodiment, the conductive portion may be electrically connected to the conductive pattern. According to the above-described embodiment, the resonance length can be secured through the FPCB connected to the conductive pattern of the printed circuit board. By securing the resonance length, the space efficiency of the wearable device can be secured. The above-mentioned embodiments may have various effects including the above-mentioned effects.

According to one embodiment, the FPCB may be disposed between the inner surface of the frame and the side surface of the PCB. According to one embodiment, the opening may overlap the FPCB when the FPCB is viewed from above.

The FPCB may include a dome key disposed in an area adjacent to the key button. The FPCB may be configured to identify pressing of the key button via a dome key. According to the above-described embodiment, the FPCB may be a Key FPCB for a key button. Manufacturing costs can be reduced by using components placed inside a wearable device as antenna radiators.

According to one embodiment, the key button may include a conductive material. According to one embodiment, it may be connected to a conductive line that is distinct from the conductive portion in the FPCB to obtain a biological signal through a microcurrent obtained through the conductive material. According to one embodiment, the conductive portion may be coupled to the frame. In the above-described embodiments, the resonance length can be secured and antenna performance can be improved by using a conductive part in the FPCB adjacent to the frame that is easily coupled to the frame as an antenna radiator.

According to one embodiment, the conductive portion of the FPCB may be electrically connected to the conductive pattern through an elastic conductive structure disposed on the PCB. The FPCB may further include a connector connecting the conductive portion of the FPCB and the ground portion of the PCB at the other end.

According to one embodiment, the conductive pattern may be electrically connected to an impedance matching circuit spaced apart from an area connected to one end of the FPCB.

According to one embodiment, the key button includes an ECG electrode or a BIA electrode, and the FPCB may be electrically connected to the ECG electrode or the BIA electrode. According to one embodiment, the frame may include a microphone hole. The FPCB may be electrically connected to the microphone to transmit an audio signal transmitted from the microphone hole through the microphone disposed in the wearable device. According to the above-described embodiment, the FPCB may be a Key FPCB for a key button. Manufacturing costs can be reduced by using components placed inside a wearable device as antenna radiators.

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 element from another, and may be used to distinguish such elements in other respects, such as 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". Where 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 Store??) or on two user devices. It can be distributed (e.g. downloaded or uploaded) directly between smartphones (e.g. smartphones) 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.

Claims (27)

In the wearable device (100; 200; 300),
A frame 310 forming at least part of the exterior of the wearable device 100; 200; 300;
A PCB (380) disposed in an internal space surrounded by the frame (310) and including a conductive pattern (481);
an FPCB (410) including a conductive portion (511) connected to the conductive pattern (481) and obtaining an input by pressing a key button (203; 204);
An antenna (A) using the frame 310, the conductive pattern 481, and the conductive portion 511 as a radiator; and
Includes a wireless communication circuit 420 electrically connected to the antenna,
The conductive portion 511 is,
Electrically connected to the conductive pattern 481,
Wearable devices (100; 200; 300).
According to paragraph 1,
It further includes a bracket 520, which is electrically connected to the ground portion of the PCB 380 and disposed on the PCB 380,
Wearable devices (100; 200; 300).
According to claim 1 or 2,
The conductive portion 511 in the FPCB 410 is,
Electrically connected to the ground portion of the PCB 380,
Wearable devices (100; 200; 300).
According to any one of the preceding clauses,
The FPCB (410) is,
It is disposed between the inner surface of the frame 310 and the side 801 of the PCB 380,
The frame 310 is,
When the FPCB 410 is viewed from above, an opening that opens a portion of the area overlapping with the FPCB 410, and
Comprising a key button (202; 203) inserted into the opening and moving linearly,
Wearable devices (100; 200; 300).
According to any one of the preceding clauses,
The FPCB (410) is,
A dome key (810; 820) configured to identify pressing of the key button (202; 203) and disposed in an area adjacent to the key button (202; 203).
Wearable devices (100; 200; 300).
According to any one of the preceding clauses,
The key buttons 202 and 203 are,
Contains a conductive material,
Connected to a conductive line distinct from the conductive part in the FPCB to obtain a biological signal through the obtained microcurrent through the conductive material,
Wearable devices (100; 200; 300).
According to any one of the preceding clauses,
The conductive portion 511 in the FPCB 410 is,
Coupled with the frame 310,
Wearable devices (100; 200; 300).
According to any one of the preceding clauses,
The conductive portion 511 of the FPCB 410 is,
disposed on the PCB 380 and electrically connected to the conductive pattern through an elastic conductive structure 890,
Wearable devices (100; 200; 300).
According to any one of the preceding clauses,
The FPCB (410) is,
At the other end, it further includes a connector 841 connecting the conductive portion 511 of the FPCB 410 and the ground portion of the PCB 380,
Wearable devices (100; 200; 300).
According to any one of the preceding clauses,
The conductive pattern 481 is,
Extending along a portion of the edge of the PCB 380 facing the inner surface of the frame 310,
Wearable devices (100; 200; 300).
According to any one of the preceding clauses,
The FPCB (410) is,
Substantially perpendicular to one side of the PCB (380),
Disposed between the conductive pattern 481 and the frame 310,
Wearable devices (100; 200; 300).
According to any one of the preceding clauses,
The width of the area of the conductive pattern 481 connected to one end of the FPCB 410 is,
Narrower than the width of the area extending along one side of the FPCB 410,
Wearable devices (100; 200; 300).
According to any one of the preceding clauses,
The width of the area 920 extending along one side of the FPCB 410 is,
1.5 mm to 2.5 mm,
Wearable devices (100; 200; 300).
According to any one of the preceding clauses,
The sum of the length of the conductive pattern 481 and the length of the conductive portion 511 is,
1/4 of the wavelength of the electromagnetic wave containing the signal for communicating with the external electronic device,
Wearable devices (100; 200; 300).
According to any one of the preceding clauses,
The conductive pattern 481 is,
Electrically connected to an impedance matching circuit 930 spaced apart in an area connected to one end of the FPCB 410,
Wearable devices (100; 200; 300).
According to any one of the preceding clauses,
The key buttons (203; 204) are,
Contains ECG electrodes or BIA electrodes,
The FPCB (410) is,
Electrically connected to the ECG electrode or BIA electrode,
Wearable devices (100; 200; 300).
According to any one of the preceding clauses,
The frame 310 is,
Including Mike Hall;
The FPCB (410) is,
Electrically connected to the microphone 830 to transmit the audio signal transmitted from the microphone hole through the microphone disposed in the wearable device.
Wearable devices (100; 200; 300).
In the electronic device (100; 200; 300),
A first plate 201, a second plate 393 facing the first plate 201, and a conductive portion disposed between the first plate 201 and the second plate 393. Housing 210 including side frames 310;
A PCB (380) disposed within the housing (210) and including a conductive pattern (481);
Key buttons (203; 204) inserted into openings (491; 492) formed in the side frame (310);
A conductive portion 511 connected to the conductive pattern 481 and a signal line in contact with a portion of the key button 203; 204 and configured to obtain an input signal through movement of the key button 203; 204. FPCB(410);
A bracket 520 electrically connected to the ground portion of the PCB 380 and disposed between the PCB 380 and the first plate 201; and
an antenna using the side frame 310, the conductive pattern 481, and the conductive portion 511 as a radiator; and
Includes a wireless communication circuit 420 electrically connected to the antenna,
The conductive portion 511 is,
Electrically connected to the conductive pattern 481,
Electronic devices (100; 200; 300).
According to clause 18,
The conductive portion 511 is,
Electrically connected to the ground portion of the PCB 380 through the other end of the FPCB 410,
Electronic devices (100; 200; 300).
According to claim 18 or 19,
The FPCB (410) is,
It is disposed between the inner surface of the frame 310 and the side 801 of the PCB 380,
The openings (491; 492) are,
When the FPCB 410 is viewed from above, it overlaps the FPCB 410,
Electronic devices (100; 200; 300).
According to claims 18 to 20,
The FPCB (410) is,
A dome key (810; 820) configured to identify pressing of the key button (203; 204) and disposed in an area adjacent to the key button (203; 204),
Electronic devices (100; 200; 300).
The method of claims 18 to 21,
The key buttons (203; 204) are,
Contains a conductive material,
Connected to a conductive line distinct from the conductive portion 511 in the FPCB to obtain biological signals through the obtained microcurrent through the conductive material,
Electronic devices (100; 200; 300).
The method of claims 18 to 22,
The conductive portion 511 is,
Coupled with the side frame 310,
Electronic devices (100; 200; 300).
According to claims 18 to 23,
The conductive portion 511 of the FPCB 410 is,
disposed on the PCB 380 and electrically connected to the conductive pattern 481 through an elastic conductive structure 890,
The FPCB (410) is,
At the other end, it further includes a connector 841 connecting the conductive portion 511 of the FPCB 410 and the ground portion of the PCB 380,
Electronic devices (100; 200; 300).
The method of claims 18 to 24,
The conductive pattern 481 is,
Electrically connected to an impedance matching circuit 930 spaced apart in an area connected to one end of the FPCB 410,
Electronic devices (100; 200; 300).
The method of claims 18 to 25,
The key buttons (203; 204) are,
Contains ECG electrodes or BIA electrodes,
The FPCB (410) is,
Electrically connected to the ECG electrode or BIA electrode,
Electronic devices (100; 200; 300).
The method of claims 18 to 26,
The frame 310 is,
Including Mike Hall;
The FPCB (410) is,
Electrically connected to the microphone 830 to transmit an audio signal transmitted from the microphone hole through the microphone 830 disposed in the electronic device 100; 200; 300.
Electronic devices (100; 200; 300).

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