WO2023096449A1 - 안테나 및 안테나를 포함하는 전자 장치 - Google Patents
안테나 및 안테나를 포함하는 전자 장치 Download PDFInfo
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- WO2023096449A1 WO2023096449A1 PCT/KR2022/018998 KR2022018998W WO2023096449A1 WO 2023096449 A1 WO2023096449 A1 WO 2023096449A1 KR 2022018998 W KR2022018998 W KR 2022018998W WO 2023096449 A1 WO2023096449 A1 WO 2023096449A1
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- WIPO (PCT)
- Prior art keywords
- electronic device
- wireless charging
- housing
- charging antenna
- receiving coil
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
- H01Q7/04—Screened antennas
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
- H01Q7/06—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop with core of ferromagnetic material
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/70—Circuit arrangements or systems for wireless supply or distribution of electric power involving the reduction of electric, magnetic or electromagnetic leakage fields
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K9/00—Screening of apparatus or components against electric or magnetic fields
Definitions
- Various embodiments disclosed in this document relate to an antenna and an electronic device including the antenna.
- Wireless power transmission technology may be a technology in which power is wirelessly transferred from a power transmission device to a power reception device to charge a battery of the power reception device without a separate connector connection between the power reception device and the power transmission device.
- the wireless power transmission technology may include a magnetic induction method and a magnetic resonance method, and may include various types of wireless power transmission technology in addition to these.
- charging efficiency may increase as the size and shape of the transmitting coil disposed inside the wireless charger and the receiving coil disposed inside the electronic device match.
- charging efficiency of the electronic device may increase as the center of the receiving coil and the center of the transmitting coil coincide.
- a receiving coil according to various embodiments disclosed in this document may be disposed inside an electronic device that changes in various forms. Also, the receiving coil may be disposed inside the electronic device so that its center is adjacent to the center of the electronic device.
- An electronic device includes a first housing, a second housing connected to the first housing such that a relative position with respect to the first housing is variable, a shielding member, and a first surface of the shielding member.
- a wireless charging antenna disposed on at least one of the first housing and the second housing, and a battery electrically connected to the wireless charging antenna, including a receiving coil alternately wound on a second surface opposite to the first surface. (battery) may be included.
- a wireless charging antenna included in an electronic device in which a first housing and a second housing are slidably coupled according to various embodiments disclosed in this document and disposed in at least one of the first housing and the second housing includes a shielding member and A receiving coil may be alternately wound around a first surface of the shield member and a second surface opposite to the first surface.
- a receiving coil according to various embodiments disclosed in this document may be disposed inside an electronic device whose shape can be changed, such as a rollable or foldable electronic device.
- the receiving coil may be disposed inside the electronic device so that its center is adjacent to or coincides with the center of the electronic device. Accordingly, when the user places the wireless charger at the center of the electronic device, the center of the receiving coil of the electronic device coincides with or is adjacent to the center of the transmitting coil of the wireless charger, thereby ensuring charging efficiency of a certain level or higher.
- FIG. 1 is a block diagram of an electronic device in a network environment, according to various embodiments.
- FIG. 2 is a block diagram of a power management module and battery, in accordance with various embodiments.
- FIG. 3 is a block diagram of a wireless communication module, a power management module, and an antenna module of an electronic device according to various embodiments.
- FIG. 4A is a perspective view of an electronic device according to various embodiments disclosed herein in a closed state.
- 4B is a perspective view of an electronic device according to various embodiments disclosed herein in an open state.
- 4C is an exploded perspective view of an electronic device according to various embodiments disclosed herein.
- FIG. 5A is a cross-sectional view taken along line A-A of the electronic device shown in FIG. 4A according to various embodiments disclosed herein.
- FIG. 5B is a cross-sectional view taken along line B-B of the electronic device shown in FIG. 4B according to various embodiments disclosed herein.
- FIG. 6 is a diagram showing a wireless charging antenna according to a comparative embodiment.
- FIG. 7A is a diagram illustrating a wireless charging antenna and a direction of an induced current induced in the wireless charging antenna according to various embodiments disclosed herein.
- FIG. 7B is a diagram illustrating a structure in which a first area and a second area of a wireless charging antenna are connected in one embodiment.
- 7C is a diagram illustrating a structure in which a first area and a second area of a wireless charging antenna are connected in another embodiment.
- FIG. 8 is a diagram for explaining wireless charging efficiency of an electronic device according to a folding degree of a wireless charging antenna according to various embodiments disclosed in this document.
- 9A is a diagram illustrating a state in which one pattern formed by a first wireless charging antenna and a second wireless charging antenna according to various embodiments disclosed herein is located in the center of an electronic device.
- 9B is a diagram illustrating a positional relationship between a first wireless charging antenna and a second wireless charging antenna in a state in which an electronic device slides out according to various embodiments disclosed herein.
- 9C is a diagram illustrating a positional relationship between a first wireless charging antenna and a second wireless charging antenna in a state in which an electronic device slides in according to various embodiments disclosed herein.
- 10A is a diagram for explaining wireless charging efficiency of an electronic device when a first wireless charging antenna and a second wireless charging antenna are disposed in the electronic device according to various embodiments disclosed herein.
- 10B is a diagram for explaining wireless charging efficiency of an electronic device when a first wireless charging antenna and a second wireless charging antenna are spaced apart from each other in a specific direction according to various embodiments disclosed herein.
- FIG. 11A and 11B are front and rear views of an electronic device in an unfolded state according to various embodiments disclosed herein.
- 12A and 12B are front and rear views of a folded state of an electronic device according to various embodiments disclosed herein.
- a or B at least one of A and B”, “or at least one of B,” “A, B or C,” “at least one of A, B and C,” and “B, or at least one of C” may include any one of the items listed together in the corresponding one of the phrases, or all possible combinations thereof.
- Terms such as “first”, “second”, or “first” or “secondary” may simply be used to distinguish a given component from other corresponding components, and may be used to refer to a given component in another aspect (eg, importance or order) is not limited.
- a (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 the certain component may be connected to the other component directly (eg by wire), wirelessly, or through a third component.
- FIG. 1 is a block diagram of an electronic device 101 within a network environment 100, according to various embodiments.
- an electronic device 101 communicates with an electronic device 102 through a first network 198 (eg, a short-range wireless communication network) or through a second network 199. It is possible to communicate with the electronic device 104 or the server 108 through (eg, 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 .
- a first network 198 eg, a short-range wireless communication network
- the server 108 e.g, a long-distance wireless communication network
- the electronic device 101 includes a processor 120, a memory 130, an input module 150, an audio output module 155, a display module 160, an audio module 170, a sensor module ( 176), interface 177, connection terminal 178, haptic module 179, camera module 180, power management module 188, battery 189, communication module 190, subscriber identification module 196 , or the antenna module 197 may be included.
- at least one of these components eg, the connection terminal 178) may be omitted or one or more other components may be added.
- some of these components eg, sensor module 176, camera module 180, or antenna module 197) are integrated into a single component (eg, display module 160). It can be.
- the processor 120 for example, executes software (eg, the program 140) to cause at least one other component (eg, hardware or software component) of the electronic device 101 connected to the processor 120. It can control and perform various data processing or calculations. According to one embodiment, as at least part of data processing or operation, the processor 120 transfers instructions or data received from other components (e.g., sensor module 176 or communication module 190) to volatile memory 132. , processing commands or data stored in the volatile memory 132 , and storing resultant data in the non-volatile memory 134 .
- software eg, the program 140
- the processor 120 transfers instructions or data received from other components (e.g., sensor module 176 or communication module 190) to volatile memory 132. , processing commands or data stored in the volatile memory 132 , and storing resultant data in the non-volatile memory 134 .
- the processor 120 may include a main processor 121 (eg, a central processing unit or an application processor) or a secondary processor 123 (eg, a graphic processing unit, a neural network processing unit ( NPU: neural processing unit (NPU), image signal processor, sensor hub processor, or communication processor).
- a main processor 121 eg, a central processing unit or an application processor
- a secondary processor 123 eg, a graphic processing unit, a neural network processing unit ( NPU: neural processing unit (NPU), image signal processor, sensor hub processor, or communication processor.
- NPU neural network processing unit
- the secondary processor 123 may be implemented separately from or as part of the main processor 121 .
- the secondary processor 123 may, for example, take the place of the main processor 121 while the main processor 121 is in an inactive (eg, sleep) state, or the main processor 121 is active (eg, running an application). ) state, together with the main processor 121, at least one of the components of the electronic device 101 (eg, the display module 160, the sensor module 176, or the communication module 190) It is possible to control at least some of the related functions or states.
- the auxiliary processor 123 eg, image signal processor or communication processor
- the auxiliary processor 123 may include a hardware structure specialized for processing an artificial intelligence model.
- AI models can be created through machine learning. Such learning may be performed, for example, in the electronic device 101 itself where artificial intelligence is performed, or may be performed through a separate server (eg, the server 108).
- the learning algorithm may include, for example, supervised learning, unsupervised learning, semi-supervised learning or reinforcement learning, but in the above example Not limited.
- the artificial intelligence model may include a plurality of artificial neural network layers.
- Artificial neural networks include deep neural networks (DNNs), convolutional neural networks (CNNs), recurrent neural networks (RNNs), restricted boltzmann machines (RBMs), deep belief networks (DBNs), bidirectional recurrent deep neural networks (BRDNNs), It may be one of deep Q-networks or a combination of two or more of the foregoing, but is not limited to the foregoing examples.
- the artificial intelligence model may include, in addition or alternatively, software structures in addition to hardware structures.
- the memory 130 may store various data used by at least one component (eg, the processor 120 or the sensor module 176) of the electronic device 101 .
- the data may include, for example, input data or output data for software (eg, program 140) and commands related thereto.
- the memory 130 may include volatile memory 132 or non-volatile memory 134 .
- the program 140 may be stored as software in the memory 130 and may include, for example, an operating system 142 , middleware 144 , or an application 146 .
- the input module 150 may receive a command or data to be used by a component (eg, the processor 120) of the electronic device 101 from the outside of the electronic device 101 (eg, a user).
- the input module 150 may include, for example, a microphone, a mouse, a keyboard, a key (eg, a button), or a digital pen (eg, a stylus pen).
- the sound output module 155 may output sound signals to the outside of the electronic device 101 .
- the sound output module 155 may include, for example, a speaker or a receiver.
- the speaker can be used for general purposes such as multimedia playback or recording playback.
- a receiver may be used to receive an incoming call. According to one embodiment, the receiver may be implemented separately from the speaker or as part of it.
- the display module 160 may visually provide information to the outside of the electronic device 101 (eg, a user).
- the display module 160 may include, for example, a display, a hologram device, or a projector and a control circuit for controlling the device.
- the display module 160 may include a touch sensor set to detect a touch or a pressure sensor set to measure the intensity of force generated by the touch.
- the audio module 170 may convert sound into an electrical signal or vice versa. According to one embodiment, the audio module 170 acquires sound through the input module 150, the sound output module 155, or an external electronic device connected directly or wirelessly to the electronic device 101 (eg: Sound may be output through the electronic device 102 (eg, a speaker or a headphone).
- the audio module 170 acquires sound through the input module 150, the sound output module 155, or an external electronic device connected directly or wirelessly to the electronic device 101 (eg: Sound may be output through the electronic device 102 (eg, a speaker or a headphone).
- the sensor module 176 detects an operating state (eg, power or temperature) of the electronic device 101 or an external environmental state (eg, a user state), and generates an electrical signal or data value corresponding to the detected state. can do.
- the sensor module 176 may include, for example, a gesture sensor, a gyro sensor, an air pressure sensor, a magnetic sensor, an acceleration sensor, a grip sensor, a proximity sensor, a color sensor, an IR (infrared) sensor, a bio sensor, It may include a temperature sensor, humidity sensor, or light sensor.
- the interface 177 may support one or more designated protocols that may be used to directly or wirelessly connect the electronic device 101 to an external electronic device (eg, the electronic device 102).
- 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.
- HDMI high definition multimedia interface
- USB universal serial bus
- SD card interface Secure Digital Card interface
- audio interface audio interface
- connection terminal 178 may include a connector through which the electronic device 101 may be physically connected to an external electronic device (eg, the electronic device 102).
- the connection terminal 178 may include, for example, an HDMI connector, a USB connector, an SD card connector, or an audio connector (eg, a headphone connector).
- the haptic module 179 may convert electrical signals into mechanical stimuli (eg, vibration or motion) or electrical stimuli that a user may perceive through tactile or kinesthetic senses.
- the haptic module 179 may include, for example, a motor, a piezoelectric element, or an electrical stimulation device.
- the camera module 180 may capture still images and moving images. According to one embodiment, the camera module 180 may include one or more lenses, image sensors, image signal processors, or flashes.
- the power management module 188 may manage power supplied to the electronic device 101 .
- the power management module 188 may be implemented as at least part of a power management integrated circuit (PMIC), for example.
- PMIC power management integrated circuit
- the battery 189 may supply power to at least one component of the electronic device 101 .
- the battery 189 may include, for example, a non-rechargeable primary cell, a rechargeable secondary cell, or a fuel cell.
- the communication module 190 is a direct (eg, wired) communication channel or a wireless communication channel between the electronic device 101 and an external electronic device (eg, the electronic device 102, the electronic device 104, or the server 108). Establishment and communication through the established communication channel may be supported.
- the communication module 190 may include one or more communication processors that operate independently of the processor 120 (eg, an application processor) and support direct (eg, wired) communication or wireless communication.
- the communication module 190 is a wireless communication module 192 (eg, a cellular communication module, a short-range wireless communication module, or a global navigation satellite system (GNSS) communication module) or a wired communication module 194 (eg, : a local area network (LAN) communication module or a power line communication module).
- a wireless communication module 192 eg, a cellular communication module, a short-range wireless communication module, or a global navigation satellite system (GNSS) communication module
- GNSS global navigation satellite system
- wired communication module 194 eg, : a local area network (LAN) communication module or a power line communication module.
- a corresponding communication module is a first network 198 (eg, a short-range communication network such as Bluetooth, wireless fidelity (WiFi) direct, or infrared data association (IrDA)) or a second network 199 (eg, legacy It may communicate with the external electronic device 104 through a cellular network, a 5G network, a next-generation communication network, the Internet, or a telecommunications network such as a computer network (eg, a LAN or a WAN).
- a telecommunications network such as a computer network (eg, a LAN or a WAN).
- These various types of communication modules may be integrated as one component (eg, a single chip) or implemented as a plurality of separate components (eg, multiple chips).
- the wireless communication module 192 uses subscriber information (eg, International Mobile Subscriber Identifier (IMSI)) stored in the subscriber identification module 196 within a communication network such as the first network 198 or the second network 199.
- subscriber information eg, International Mobile Subscriber Identifier (IMSI)
- IMSI International Mobile Subscriber Identifier
- the electronic device 101 may be identified or authenticated.
- the wireless communication module 192 may support a 5G network after a 4G network and a next-generation communication technology, for example, NR access technology (new radio access technology).
- NR access technologies include high-speed transmission of high-capacity data (enhanced mobile broadband (eMBB)), minimization of terminal power and access of multiple terminals (massive machine type communications (mMTC)), or high reliability and low latency (ultra-reliable and low latency (URLLC)).
- eMBB enhanced mobile broadband
- mMTC massive machine type communications
- URLLC ultra-reliable and low latency
- -latency communications can be supported.
- the wireless communication module 192 may support a high frequency band (eg, mmWave band) to achieve a high data rate, for example.
- the wireless communication module 192 uses various technologies for securing performance in a high frequency band, such as beamforming, massive multiple-input and multiple-output (MIMO), and full-dimensional multiplexing. Technologies such as input/output (FD-MIMO: full dimensional MIMO), array antenna, analog beam-forming, or large scale antenna may be supported.
- the wireless communication module 192 may support various requirements defined for the electronic device 101, an external electronic device (eg, the electronic device 104), or a network system (eg, the second network 199).
- the wireless communication module 192 is a peak data rate for eMBB realization (eg, 20 Gbps or more), a loss coverage for mMTC realization (eg, 164 dB or less), or a U-plane latency for URLLC realization (eg, Example: downlink (DL) and uplink (UL) each of 0.5 ms or less, or round trip 1 ms or less) may be supported.
- eMBB peak data rate for eMBB realization
- a loss coverage for mMTC realization eg, 164 dB or less
- U-plane latency for URLLC realization eg, Example: downlink (DL) and uplink (UL) each of 0.5 ms or less, or round trip 1 ms or less
- the antenna module 197 may transmit or receive signals or power to the outside (eg, an external electronic device).
- the antenna module 197 may include an antenna including a radiator formed of a conductor or a conductive pattern formed on a substrate (eg, PCB).
- the antenna module 197 may include a plurality of antennas (eg, an array antenna). In this case, at least one antenna suitable for a communication method used in a communication network such as the first network 198 or the second network 199 is selected from the plurality of antennas by the communication module 190, for example. can be chosen A signal or power may be transmitted or received between the communication module 190 and an external electronic device through the selected at least one antenna.
- other components eg, a radio frequency integrated circuit (RFIC) may be additionally formed as a part of the antenna module 197 in addition to the radiator.
- RFIC radio frequency integrated circuit
- the antenna module 197 may form a mmWave antenna module.
- the mmWave antenna module includes a printed circuit board, an RFIC disposed on or adjacent to a first surface (eg, a lower surface) of the printed circuit board and capable of supporting a designated high frequency band (eg, mmWave band); and a plurality of antennas (eg, array antennas) disposed on or adjacent to a second surface (eg, a top surface or a side surface) of the printed circuit board and capable of transmitting or receiving signals of the designated high frequency band. can do.
- peripheral devices eg, a bus, general purpose input and output (GPIO), serial peripheral interface (SPI), or mobile industry processor interface (MIPI)
- signal e.g. commands or data
- commands or data may be transmitted or received between the electronic device 101 and the external electronic device 104 through the server 108 connected to the second network 199 .
- Each of the external electronic devices 102 or 104 may be the same as or different from the electronic device 101 .
- all or part of operations executed in the electronic device 101 may be executed in one or more external electronic devices among the external electronic devices 102 , 104 , or 108 .
- the electronic device 101 when the electronic device 101 needs to perform a certain function or service automatically or in response to a request from a user or another device, the electronic device 101 instead of executing the function or service by itself.
- one or more external electronic devices may be requested to perform the function or at least part of the service.
- One or more external electronic devices receiving the request may execute at least a part of the requested function or service or an additional function or service related to the request, and deliver the execution result to the electronic device 101 .
- the electronic device 101 may provide the result as at least part of a response to the request as it is or additionally processed.
- cloud computing transfer computing, mobile edge computing (MEC), or client-server computing technology may be used.
- the electronic device 101 may provide an ultra-low latency service using, for example, delivery computing or mobile edge computing.
- the external electronic device 104 may include an internet of things (IoT) device.
- Server 108 may be an intelligent server using machine learning and/or neural networks. According to one embodiment, the external electronic device 104 or server 108 may be included in the second network 199 .
- the electronic device 101 may be applied to intelligent services (eg, smart home, smart city, smart car, or health care) based on 5G communication technology and IoT-related technology.
- the power management module 188 may include a charging circuit 210 , a power regulator 220 , or a power gauge 230 .
- the charging circuit 210 may charge the battery 189 using power supplied from an external power source for the electronic device 101 .
- the charging circuit 210 may include a type of external power source (eg, a power adapter, USB or wireless charging), a size of power supplied from the external power source (eg, about 20 watts or more), or a battery (189 ), a charging method (eg, normal charging or rapid charging) may be selected based on at least some of the properties of the battery 189 and the battery 189 may be charged using the selected charging method.
- the external power source may be connected to the electronic device 101 by wire, for example, through a connection terminal 178 or wirelessly through an antenna module 197 .
- the power regulator 220 may generate a plurality of powers having different voltages or different current levels by, for example, adjusting a voltage level or a current level of power supplied from an external power source or the battery 189 .
- the power regulator 220 may adjust the power of the external power supply or battery 189 to a voltage or current level suitable for each of some of the components included in the electronic device 101 .
- the power regulator 220 may be implemented in the form of a low drop out (LDO) regulator or a switching regulator.
- the power gauge 230 may measure usage state information (eg, capacity of the battery 189, number of charge/discharge cycles, voltage, or temperature) of the battery 189.
- the power management module 188 uses, for example, the charging circuit 210, the voltage regulator 220, or the power gauge 230, based at least in part on the measured state of use information to determine the battery 189's Charging state information related to charging (eg, lifetime, overvoltage, undervoltage, overcurrent, overcharge, overdischarge, overheating, short circuit, or swelling) may be determined.
- the power management module 188 may determine whether the battery 189 is normal or abnormal based at least in part on the determined state of charge information. When the state of the battery 189 is determined to be abnormal, the power management module 188 may adjust charging of the battery 189 (eg, reduce charging current or voltage, or stop charging). According to one embodiment, at least some of the functions of the power management module 188 may be performed by an external control device (eg, the processor 120).
- the battery 189 may include a battery protection circuit module (PCM) 240 according to one embodiment.
- the battery protection circuit 240 may perform one or more of various functions (eg, a pre-blocking function) to prevent deterioration or burnout of the battery 189 .
- the battery protection circuit 240 is, additionally or alternatively, a battery management system (battery management system) capable of performing various functions including cell balancing, measuring the capacity of a battery, measuring the number of charge/discharge times, measuring temperature, or measuring voltage. BMS))).
- At least a portion of the information on the state of use or the state of charge of the battery 189 is a corresponding sensor (eg, temperature sensor) of the sensor module 276, a power gauge 230, or a power management module. It can be measured using (188).
- the corresponding sensor (eg, temperature sensor) of the sensor module 176 may be included as part of the battery protection circuit 140 or disposed near the battery 189 as a separate device.
- the wireless communication module 192 may include an MST communication module 310 or an NFC communication module 330
- the power management module 188 may include a wireless charging module 350
- the antenna module 397 includes the MST antenna 397-1 connected to the MST communication module 310, the NFC antenna 397-3 connected to the NFC communication module 330, and the wireless charging module 350 connected. It may include a plurality of antennas including the wireless charging antenna 397-5. For convenience of description, components overlapping those of FIG. 1 are omitted or briefly described.
- the MST communication module 310 receives a signal including control information or payment information such as card information from the processor 120, and generates a magnetic signal corresponding to the received signal through the MST antenna 397-1. Then, the generated magnetic signal may be transferred to an external electronic device 102 (eg, a POS device).
- the MST communication module 310 includes a switching module including one or more switches connected to the MST antenna 397-1 (not shown), and the switching module By controlling, the direction of the voltage or current supplied to the MST antenna 397-1 may be changed according to the received signal. The change in the direction of the voltage or current makes it possible to change the direction of a magnetic signal (eg, magnetic field) transmitted through the MST antenna 397-1 accordingly.
- the magnetic card corresponding to the received signal (eg, card information) is read by the card reader of the electronic device 102 ( can cause effects (e.g. waveforms) similar to magnetic fields that are swiped.
- the payment-related information and control signal received in the form of the magnetic signal from the electronic device 102 is transferred to the external server 108 (eg, the payment server) through the network 199. ) can be sent.
- the NFC communication module 330 obtains a signal including control information or payment information such as card information from the processor 120, and transmits the obtained signal to the external electronic device 102 through the NFC antenna 397-3. can be sent to According to one embodiment, the NFC communication module 330 may receive such a signal transmitted from the external electronic device 102 through the NFC antenna 397-3.
- the wireless charging module 350 wirelessly transmits power to the external electronic device 102 (eg, mobile phone or wearable device) through the wireless charging antenna 397-5, or to the external electronic device 102 (eg, : It is possible to wirelessly receive power from a wireless charging device).
- the wireless charging module 350 may support one or more of various wireless charging methods including, for example, a magnetic resonance method or a magnetic induction method.
- some antennas among the MST antenna 397-1, the NFC antenna 397-3, and the wireless charging antenna 397-5 may share at least a portion of the radiation portion with each other.
- the radiating part of the MST antenna 397-1 may be used as the radiating part of the NFC antenna 397-3 or the wireless charging antenna 397-5, and vice versa.
- the antenna module 397 is a wireless communication module 192 (eg MST communication module 310 or NFC communication module 330) or power management module 188 (eg wireless charging module 350)
- a switching circuit (not shown) configured to selectively connect (eg, close) or disconnect (eg, open) at least some of the antennas 397-1, 397-3, or 397-3 according to control may be included.
- the NFC communication module 330 or the wireless charging module 350 controls the switching circuit so that the NFC antenna 397-3 and the wireless charging antenna ( At least a portion of the radiation portion shared by 397-5 may be temporarily separated from the NFC antenna 397-3 and connected to the wireless charging antenna 397-5.
- At least one function of the MST communication module 310, the NFC communication module 330, or the wireless charging module 350 may be controlled by an external processor (eg, the processor 120).
- designated functions (eg, payment functions) of the MST communication module 310 or the NFC communication module 330 may be performed in a trusted execution environment (TEE).
- TEE trusted execution environment
- the Trusted Execution Environment (TEE) according to various embodiments, for example, of the memory 130 to be used to perform a function requiring a relatively high level of security (eg, a financial transaction or a function related to personal information).
- An execution environment to which at least some designated areas are allocated may be formed. In this case, access to the designated area may be restrictedly allowed depending on, for example, a subject accessing the area or an application running in the trusted execution environment.
- 4A is a perspective view of an electronic device according to various embodiments disclosed herein in a closed state.
- 4B is a perspective view of an electronic device according to various embodiments disclosed herein in an open state.
- 4C is an exploded perspective view of an electronic device according to various embodiments disclosed herein.
- the electronic device 400 shown in FIGS. 4A to 4C may be one of the electronic devices 101 described in FIG. 1 .
- An electronic device described below may include at least one of the components described in FIG. 1 .
- the electronic device 400 may be a slidable electronic device 400 .
- the sliding operation of the electronic device 400 may mean sliding of the second housing 420 relative to the first housing 410 .
- the second housing 420 may slide with respect to the first housing 410 in a +X direction based on FIGS. 4A and 4B or in a -X direction based on FIGS. 4A and 4B .
- an operation in which the second housing 420 slides in the +X direction is referred to as a slide-in
- an operation in which the second housing 420 slides in the -X direction is referred to as a slide-out.
- the electronic device 400 may be an electronic device 400 configured to increase or decrease the area of the flexible display module 430 exposed to the outside of the electronic device 400 through a sliding method. there is.
- the electronic device 400 may be an electronic device configured such that a portion of the flexible display module 430 is drawn into or pulled out of the electronic device 400 through a sliding method.
- the flexible display module 430 may be a flexible display module 430 capable of being bent.
- the flexible display module 430 may include a substrate made of a flexible material.
- the flexible display module 430 may include a substrate made of a flexible polymer material such as polyimide (PI) or polyethylene terephthalate (PET).
- PI polyimide
- PET polyethylene terephthalate
- it may include a substrate of a glass material formed very thin.
- the flexible display module 430 is supported by the support member 450 , and as the second housing 420 slides with respect to the first housing 410 , the area of the flexible display module 430 , which is a portion visible to the outside, may increase or decrease.
- the flexible display module 430 may further include a touch sensing circuit (eg, a touch sensor).
- the flexible display module 430 may be combined with or disposed adjacent to a pressure sensor capable of measuring the intensity (pressure) of a touch and/or a digitizer that detects a magnetic field type pen input device (eg, a stylus pen).
- the digitizer may include a coil member disposed on a dielectric substrate to detect a resonant frequency of an electromagnetic induction method applied from a pen input device.
- the electronic device 400 may change from a closed state (eg, the state shown in FIG. 4A ) to an open state (eg, the state shown in FIG. 4B ) by a sliding motion.
- the closed state may mean a state in which the second housing 420 is completely slid in.
- the closed state may mean a state in which the second housing 420 has reached a position where it can no longer be slid in.
- one end of the first housing 410 and one end of the second housing 420 may substantially coincide.
- the second housing 420 may protrude from the first housing 410 or the first housing 410 may not protrude from the second housing 420. .
- the open state may mean a state in which the second housing 420 is completely slid out.
- the open state may mean a state in which the second housing 420 has reached a position where it can no longer be slid out.
- An area of the flexible display module 430 exposed to the outside may be larger in an open state than in a closed state.
- sliding of the second housing 420 relative to the first housing 410 may be performed semi-automatically.
- the sliding of the second housing 420 relative to the first housing 410 may be performed by a member (not shown) providing an elastic force in the sliding direction.
- the second housing 420 is partially slid with respect to the first housing 410, the second housing 420 is caused by an elastic force provided to the first housing 410 and/or the second housing 420. ) can be made.
- sliding of the second housing 420 relative to the first housing 410 may be performed automatically.
- the second housing 420 may slide relative to the first housing 410 by a motor (not shown).
- a motor sliding the second housing 420 may operate according to signals input through various buttons and sensors included in the electronic device 400 .
- the first housing 410 may include a plurality of housings. Since the second housing 420 slides with respect to the first housing 410 , it may be understood that the second housing 420 slides with respect to a plurality of housings included in the first housing 410 .
- the plurality of housings included in the first housing 410 include, for example, the front housing 411 constituting a part of the front surface of the electronic device 400 (eg, the surface facing the +Z direction of FIG. 4A ) and the electronic device. It may include a rear housing 412 constituting a part of the rear surface of the 400 (eg, the surface facing the -Z direction in FIG. 4A). A rear cover (not shown) may be coupled to the rear housing 412 .
- the back cover may be formed of a transparent, opaque or translucent material.
- a part of the second housing 420 may be accommodated in a space formed by a plurality of housings included in the first housing 410 .
- Components of the first housing 410 shown in FIG. 4C are just examples, and the first housing 410 may be composed of one housing or include a larger number of housings than those shown in FIG. 4C. You may.
- the second housing 420 may slide relative to the first housing 410 .
- a part of the second housing 420 may be inserted into the sliding groove 490 of the first housing 410 to guide the sliding of the second housing 420 .
- the support housing 440 may be coupled to the second housing 420 .
- the supporting housing 440 may be a housing supporting the supporting member 450 supporting the flexible display module 430 .
- An accommodation space (for example, the accommodation space 480 of FIGS. 5A and 5B) is formed between the support housing 440 and the second housing 420 by the combination of the support housing 440 and the second housing 420.
- a portion of the flexible display module 430 may be accommodated in the accommodation space 480 provided between the second housing 420 and the support housing 440 .
- the second housing 420 and the support housing 440 may be integrally formed.
- the support member 450 may support a portion of the flexible display module 430 .
- the support member 450 may include a bendable structure.
- the support member 450 has a plurality of bars 451 extending in a direction perpendicular to the sliding direction (eg, the X-axis direction of FIG. 4C) (eg, the Y-axis direction of FIG. 4C). It may include a structure arranged along the sliding direction.
- the support member 450 may be configured in various structures capable of being bent.
- the support member 450 may be a bendable plate and may have a structure in which a plurality of grooves are formed to allow bending.
- the support member 450 can slide according to the sliding of the second housing 420 and support the flexible display module 430 .
- the sliding of the support member 450 may be guided by the guide rail 460 .
- sliding of the support member 450 may be guided by inserting both ends of the plurality of bars 451 included in the support member 450 into the guide rail 460, respectively.
- the guide rail 460 guiding the support member 450 may be coupled to the second housing 420 .
- guide rails 460 may be coupled to both ends of the second housing 420 , and a support member 450 may be disposed between the guide rails 460 .
- FIG. 5A is a cross-sectional view taken along line A-A of the electronic device shown in FIG. 4A according to various embodiments disclosed herein.
- FIG. 5B is a cross-sectional view taken along line B-B of the electronic device shown in FIG. 4B according to various embodiments disclosed herein.
- the flexible display module 430 may include a plurality of areas. A plurality of areas described below may be areas divided according to the state of the flexible display module 430 or the portion where the flexible display module 430 is located in the electronic device 400 .
- the flexible display module 430 includes a first region 430A, which is an area where the flexible display module 430 is exposed to the outside of the electronic device 400, and the flexible display module 430 of the electronic device 400.
- the second area 430B which is an area accommodated in the accommodating space 480
- the third area 430C which is a deformed (eg, bent) area, connecting the first area 430A and the second area 430B.
- the second area 430B of the flexible display module 430 may be an area where a portion of the flexible display module 430 is accommodated in the accommodating space 480 .
- the accommodating space 480 may be a space surrounded by various instruments constituting the electronic device 400 .
- the accommodating space 480 may include an area formed by the second housing 420 and the support housing (eg, the support housing 440 of FIG. 4C ).
- a part of the third area 430C may also be visible to the outside of the electronic device 400. For example, as shown in FIGS. 5A and 5B , a portion of the second housing 420 may cover the bending area.
- a portion of the third region 430C that is not covered by the second housing 420 may also be exposed to the outside of the electronic device 400 .
- Each region of the flexible display module 430 described above is only divided for convenience of description and may not be an actual visually distinct region.
- the third region 430C may be a region in which a part of the flexible display module 430 is deformed to correspond to the outer shape of the second housing 420 .
- some of the outer shapes of the second housing 420 may include a round shape.
- the third region 430C may be a region in which a portion of the flexible display module 430 is bent to correspond to the round shape of the second housing 420 .
- the flexible display module 430 may be supported by the support member 450 .
- the sliding of the support member 450 may be guided by the guide rail 460 .
- the guide rail 460 is formed to correspond to the round shape of the second housing 420 so that the support member 450 can support the third area 430C, and the support member 450 is a guide corresponding to the round shape. It can be bent along the rail 460 .
- the support member 450 includes the multi-bars 451
- the distance between the multi-bars 451 in the portion supporting the third area 430C is the first area of the flexible display module 430.
- 430A or the portion supporting the second region 430B the support member 450 may be bent as a whole.
- the support member 450 may support the third area 430C of the flexible display module 430 in a bent state along the guide rail 460 .
- the sizes of the first area 430A and the second area 430B may vary.
- the size of the first region 430A in the closed state eg, the state shown in FIG. 4A
- the size of the first region 430A in the open state eg, the state shown in FIG. 4B
- the size of the second region 430B in the closed state may be greater than the size of the second region 430B in the open state.
- the flexible display module 430 supported by the support member 450 slides, the first area 430A increases, and the second area 430B increases. can decrease
- the flexible display module 430 supported by the support member 450 slides, the first area 430A decreases, and the second area 430B decreases. This may increase
- a portion of the flexible display module 430 is drawn into or pulled out of the accommodation space 480, and a portion of the flexible display module 430 is removed from the outside of the electronic device 400.
- the visible area of the flexible display module 430 may increase or decrease.
- various operations such as adjusting the amount of displayed information or adjusting the aspect ratio of displayed content may be performed.
- FIG. 6 is a diagram showing a wireless charging antenna according to a comparative embodiment.
- the wireless charging antenna 500 according to the comparative embodiment and the electronic device 400 using the wireless charging antenna 500 eg, the electronic device 101 of FIG. 1
- a brief description of the wireless charging method will be given.
- the wireless charging antenna 500 of the comparative embodiment connected to the battery 189 of the electronic device 400 may be disposed.
- the wireless charging antenna 500 of the comparative embodiment is applied to a magnetic field generated by a transmission coil of an external electronic device (eg, a mobile phone or an external charging device) (eg, the electronic device 102 of FIG. 1). It may include a receiving coil 501 generating current by the current, and a shielding member 502 shielding noise generated by the electromagnetic force and/or operating frequency of an external electronic device.
- An induced current may be generated by a magnetic field M generated in an external electronic device (eg, the electronic device 102 of FIG. 1 ) in the receiving coil 501 of the comparative embodiment, and power is supplied to the battery 189 through the induced current.
- an external electronic device eg, the electronic device 102 of FIG. 1
- power is supplied to the battery 189 through the induced current.
- a current flows through a transmission coil (not shown) disposed inside the external electronic device to generate a magnetic field M.
- the magnetic field M generated by the external electronic device may generate an induced current in the receiving coil 501 disposed inside the electronic device 400, and the battery 189 connected to the receiving coil 501 is charged through the induced current. It can be.
- the wireless charging antenna 500 may supply power to the battery 189 through various electromagnetic interactions with external electronic devices.
- the wireless charging antenna 500 may support one or more of various wireless charging methods including a magnetic resonance method or a magnetic induction method.
- the wireless charging efficiency of the electronic device 400 may increase. Also, in the electronic device 400, charging efficiency may increase as the magnetic field M generated in the transmitting coil passes through the winding center C of the receiving coil 501.
- the receiving coil 501 of the wireless charging antenna 500 may be formed to correspond to the transmitting coil of the external electronic device. Referring to FIG. 6, the receiving coil 501 of the wireless charging antenna 500 is formed by winding a plurality of times in a concentric circle shape with the winding center C of the receiving coil as the center point to correspond to the shape of the transmitting coil of the external electronic device.
- the receiving coil 501 of the wireless charging antenna 500 may be formed by winding an innermost pattern and an outermost pattern of a transmitting coil of an external electronic device to match.
- the winding center C of the receiving coil 501 of the wireless charging antenna 500 coincides with the winding center of the transmitting coil disposed in the external electronic device, and is in a form corresponding to the transmitting coil. As it is formed, charging efficiency may increase.
- the display module (eg, the display module 430 of FIG. 4A ) is an accommodation space inside the electronic device 400 as the first housing 410 and the second housing 420 slide. (480).
- the receiving coil 501 is disposed inside the aforementioned electronic device 400, the display module 430 and the receiving coil 501 may overlap in the Z-axis direction with reference to FIG. 5A.
- the electric/magnetic magnetic field between the receiving coil 501 of the wireless charging antenna 500 and the transmitting coil of the external electronic device Communication may not be smooth. Accordingly, wireless charging efficiency of the electronic device 400 may decrease.
- the wireless charging antenna 500 of the comparative embodiment is disposed in the electronic device 400 whose shape changes, such as the electronic device 400 shown in FIGS. 4A to 5B, the center of the electronic device 400 and the reception The centers of the coils 501 may not coincide.
- the center of the electronic device 400 and the winding center C of the receiving coil 501 are may not match.
- the magnetic field M generated from the transmitting coil may not be concentrated at the winding center C of the receiving coil 501 of the wireless charging antenna 500 disposed inside the electronic device 400 .
- the charging efficiency of device 400 may decrease.
- a wireless charging antenna 600 that can be disposed in a shape-changing electronic device 400, such as the electronic device 400 shown in FIGS. 4A to 5B, may be presented.
- a method for securing wireless charging efficiency in the electronic device 400 whose shape changes by using the wireless charging antenna 600 may be proposed. It will be explained in detail below.
- 7A is a diagram illustrating a wireless charging antenna and a direction of an induced current induced in the wireless charging antenna according to various embodiments disclosed herein.
- 7B is a diagram illustrating a structure in which a first area and a second area of a wireless charging antenna are connected in one embodiment.
- 7C is a diagram illustrating a structure in which a first area and a second area of a wireless charging antenna are connected in another embodiment.
- 8 is a diagram for explaining wireless charging efficiency of an electronic device according to a folding degree of a wireless charging antenna according to various embodiments disclosed in this document.
- the electronic device 400 includes a second housing (connected to the first housing 410) such that the relative position of the first housing 410 and the first housing 410 is varied. 420) may be included.
- the first housing 410 and the second housing 420 may be slidably coupled.
- the wireless charging antenna 600 may be disposed in at least one of the first housing 410 and the second housing 420 .
- the wireless charging antenna 600 may include a first wireless charging antenna 610 and a second wireless charging antenna 620 .
- the first wireless charging antenna 610 may be disposed in the first housing 410 and the second wireless charging antenna 620 may be disposed in the second housing 420 .
- only one of the first wireless charging antenna 610 and the second wireless charging antenna 620 may be disposed in the electronic device 400 .
- only the first wireless charging antenna 610 may be disposed in the electronic device 400.
- the wireless charging antenna 600 may include a receiving coil 601 and a shielding member 602.
- the receiving coil 601 of the wireless charging antenna 600 may include the first receiving coil 611 of the first wireless charging antenna 610 and the second receiving coil 621 of the second wireless charging antenna 620.
- the shielding member 602 of the wireless charging antenna 600 may include the first shielding member 612 of the first wireless charging antenna 610 and the second shielding member 612 of the second wireless charging antenna 620. there is.
- the second wireless charging antenna 620 is a configuration corresponding to the first wireless charging antenna 610, and in the following description, the description of the “first wireless charging antenna 610” refers to “the second wireless charging antenna 620 )” can be applied in the same way.
- the wireless charging antenna 600 may transmit and receive power to and from a transmission coil of an external electronic device (eg, the electronic device 102 of FIG. 1 ) in a frequency band corresponding to the wireless power consortium (WPC) standard.
- an induced current may be generated in the receiving coil 601 of the wireless charging antenna 600 by a magnetic field M generated from an external electronic device (eg, a mobile phone or an external charging device).
- a magnetic field M may be generated in a transmission coil of the external electronic device.
- the receiving coil 601 of the wireless charging antenna 600 forms an induced current so that an induced magnetic field that opposes the change in the magnetic field M of the external electronic device can be formed.
- the wireless charging antenna 600 may supply power to the battery 189 through an induced current.
- the battery 189 may store power received from the wireless charging antenna 600 and supply necessary power to the electronic device 400 .
- the shielding member 602 of the wireless charging antenna 600 may shield noise generated by the electromagnetic force and/or operating frequency of the wireless charging antenna 600 .
- the shielding member 602 prevents the magnetic field M generated from the transmission coil of the external electronic device from affecting the electronic component disposed inside the electronic device 400. can be shielded.
- the shielding member 602 may be disposed between the transmission coil of the external electronic device and the battery 189 of the electronic device 400 . Accordingly, the magnetic field M directed to the battery 189 of the electronic device 400 may be shielded so that the magnetic field M generated in the transmission coil does not affect the battery 189 of the electronic device 400 .
- a magnet member (not shown) may be disposed inside the electronic device 400 .
- the magnet member may surround the wireless charging antenna 600.
- the wireless charging range (P) may mean an area where the receiving coil 601 is disposed within the electronic device 400, and may mean the center of the electronic device 400 in one embodiment. The positions of the magnet disposed inside the external electronic device and the magnet member disposed inside the electronic device 400 are fixed.
- a magnet disposed inside the external electronic device is fixed in position within the external electronic device to surround the transmitting coil
- the magnet member of the electronic device 400 is a wireless charging antenna 600 including a receiving coil 601.
- the electronic device 400 may be fixed within the electronic device 400 .
- an attractive force may occur between a magnet of the external electronic device and a magnet member disposed in the electronic device 400 .
- a magnet whose position is fixed in the external electronic device and a magnet member whose position is fixed in the electronic device 400 may be fixed in position relative to each other by attraction. Accordingly, the relative positions of the receiving coil 601 of the wireless charging antenna 600 disposed in the electronic device 400 and the transmitting coil of the external electronic device may also be fixed.
- positions of the transmitting coil of the external electronic device and the receiving coil 601 of the electronic device 400 may be fixed to face each other.
- the transmitting coil disposed in the external electronic device is located within the wireless charging range (P) of the electronic device 400 of the electronic device 400, between the transmitting coil of the external electronic device and the receiving coil 601 of the electronic device 400 Electromagnetic induction can occur smoothly. Accordingly, the electronic device 400 may be wirelessly charged by an external electronic device.
- the first wireless charging antenna 610 is stacked in the order of the first receiving coil 611 - the first shielding member 612 - the first receiving coil 611.
- the first receiving coil 611 of the first wireless charging antenna 610 includes the first section 611-1 disposed on the first surface 612-1 of the first shielding member 612 and the first shielding member ( 612) disposed on the second surface 612-2 opposite to the first surface, and the first surface 612-1 and the second surface of the first shielding member 612 ( 612-2) may include a third section 611-3 disposed on the third surface 612-3.
- the first surface 612-1 of the first shielding member 612 may be a surface facing the cover member 520 of the electronic device 400 (eg, a surface facing the Z-direction based on FIG. 5A).
- the second surface 612-2 of the first shielding member 612 may be a surface facing the display 430 of the electronic device 400 (eg, a surface facing the +Z direction with reference to FIG. 5A).
- the second wireless charging antenna 620 may have the same structure as the first wireless charging antenna 610 as described above.
- the second wireless charging antenna 620 may have a structure in which the second receiving coil 621 - the second shielding member 622 - the second receiving coil 621 are stacked in this order.
- first section 621-1 of the second receiving coil 621 is disposed on the first surface 622-1 of the second shielding member 622
- second section 621-2 is the second section 621-2. It may be disposed on the second surface 622 - 2 of the shield member 622
- the third section 621 - 3 may be disposed on the third surface 622 - 3 of the second shield member 622
- the first surface 622-1 of the second shielding member 622 may be a surface facing the cover member 520 of the electronic device 400 (eg, a surface facing the Z-direction based on FIG. 5A).
- the second surface 622-2 of the second shielding member 622 may be a surface facing the display 430 of the electronic device 400 (eg, a surface facing the +Z direction relative to FIG. 5A), ,
- the third surface 622-3 may be a surface positioned between the first surface 622-1 and the second surface 622-2.
- the first wireless charging antenna 610 includes the first section 611-1 of the first receiving coil 611 - the first shielding member 612 - the first
- the second section 611 - 2 of the first receiving coil 611 may be stacked in the order of the heat dissipation member 630 .
- the first section 611-1 of the first receiving coil 611 may have a form in which a plurality of Cu layers 611-1A are stacked.
- a plurality of copper layers 611 - 1A may be bonded through an adhesive member.
- the second section 611-2 of the first receiving coil 611 may have a form in which a plurality of copper layers 611-2A are stacked like the first section 611-1, and the third section ( 611-3) may also have a form in which a plurality of copper layers 611-3A are stacked.
- the first receiving coil 611 may contact the heat dissipation member 630 .
- the second section 612 - 2 of the first receiving coil 611 may contact the heat dissipation member 630 .
- the heat generated in the first receiving coil 611 of the first wireless charging antenna 610 passes through the first section 611-1 to the second section 611-2 of the first receiving coil 610 and dissipates the heat. Through 630, heat may be dissipated around the first wireless charging antenna 610.
- the second wireless charging antenna 620 may have the same structure as the structure of the above-described first wireless charging antenna 610 .
- the first sections 611-1 and 621-1 and the second sections 611-2 and 621-2 of the receiving coil 601 of the wireless charging antenna 600 may be connected in various ways. there is.
- the first sections 611-1 and 621-1 and the second sections 611-2 and 621-2 of the receiving coil 601 are soldered to a metal material 640. It can be electrically connected by soldering.
- the third section 611-3 and 621-3 of the receiving coil 601 extends from the first section 611-1 and 621-1 of the receiving coil 601 to form the second section of the receiving coil 601. It may be connected to the two sections 611-2 and 621-2 through soldering.
- FIG. 7B the first sections 611-1 and 621-1 and the second sections 611-2 and 621-2 of the receiving coil 601 are soldered to a metal material 640. It can be electrically connected by soldering.
- the third section 611-3 and 621-3 of the receiving coil 601 extends from the first section 611-1 and 621-1 of the receiving coil 601
- the first sections 611-1 and 621-1 of the receiving coil 601 are disposed on the first surfaces 612-1 and 622-1 of the shield member 602. It extends to the two surfaces 612-2 and 622-2 and may be electrically connected to the second sections 611-2 and 621-2 of the receiving coil 601.
- the receiving coil 601 is configured to transmit the first surface 612-1, 622-1 to the third surface 612-3 of the shield 602 through laser direct structuring (LDS). 622-3) - may have a form wound in order of the second surfaces 612-2 and 622-2.
- the first sections 611-1 and 621-1 and the second sections 611-2 and 621-2 of the receiving coil 601 may be connected in various ways.
- the first section 611-1 and 621-1, the second section 611-2 and 621-2, and the third section 611-3 and 621-3 of the receiving coil 601 described above are convenient for explanation. , but actually the first section 611-1, 621-1, the second section 611-2, 621-2, and the third section 611-3, 621- of the receiving coil 601. 3) may be a physically connected configuration.
- the receiving coil 601 of the wireless charging antenna 600 is the first surface (612-1, 622-1), the second surface (612) of the shield member 602 wound a plurality of times to have one pattern. -2 and 622-2) and the third surfaces 612-3 and 622-3.
- the receiving coil 601 of the wireless charging antenna 600 may have a pattern wound around the shield member 602 .
- the receiving coil 601 of the wireless charging antenna 600 is the first surface (612-1, 622-1) and the first surface (612-1, 622-1) of the shield member (602) It may be alternately wound on the second surfaces 612-2 and 622-2, which are opposite surfaces, multiple times.
- the meaning that the receiving coil 601 is alternately wound on the first and second surfaces 612-1 and 622-1 and the second surfaces 612-2 and 622-2 of the shielding member 602 has one form.
- the receiving coil 601 is divided and disposed on the first and second surfaces 612-1 and 622-1 and the second surfaces 612-2 and 622-2 of the shielding member 602, and actually the receiving coil 601 It may not mean that the shielding member 602 is alternately wound on the first and second surfaces 612-1 and 622-1 and the second surfaces 612-2 and 622-2, respectively.
- the receiving coil 601 in the first sections 611-1 and 621-1 of the receiving coil 601 of the wireless charging antenna 600, the receiving coil 601 is the first surface 612-1 of the shield member 602. , 622-1).
- the second sections 611 - 2 and 621 - 2 of the receiving coil 601 may be portions where the receiving coil 601 is wound around the second surfaces 612 - 2 and 622 - 2 of the shield member 602 .
- the receiving coil 601 of the wireless charging antenna 600 is a first section (611-1, 621-1) disposed on the first surface (612-1, 622-1) of the shield member (602). 1) and the second sections 611-2 and 621-2 disposed on the second surfaces 612-2 and 622-2 of the shield member 602 have patterns substantially corresponding to the shield member 602 can be wrapped in In one embodiment, referring to FIGS.
- the receiving coil 601 of the wireless charging antenna 600 has first sections 611-1 and 621-1 and second sections 611-2, 621-2) may be alternately wound on the first and second surfaces 612-1 and 622-1 and the second surfaces 612-2 and 622-2 of the shield member 602 to have a semicircular shape a plurality of times.
- the receiving coil 601 of the wireless charging antenna 600 has first sections 611-1 and 621-1 and second sections 611-2, 621-2) has a corresponding shape in the form of a 2/3 circle or 1/3 circle, the first and second surfaces 612-1 and 622-1 of the shield 602 -2) can be alternately wound.
- the receiving coil 601 of the wireless charging antenna 600 is a shielding member such that the first sections 611-1 and 621-1 and the second sections 611-2 and 621-2 have corresponding shapes. It may be alternately wound on the first surfaces 612-1 and 622-1 of the 602 and the second surfaces 612-2 and 622-2 of the shielding member 602.
- the receiving coil 601 of the wireless charging antenna 600 has the first section 611-1 and 621-1 and the second section 611 based on the shielding member 602. -2, 621-2) may have a corresponding shape. Accordingly, the winding center of the first section 611-1 and the winding center of the second section 611-2 of the first shielding member 610 may coincide when viewed in the Z-axis direction based on FIG. 7A. there is. Similarly, the winding center of the first section 621-1 and the winding center of the second section 621-2 of the second shielding member 620 coincide when viewed in the Z-axis direction with reference to FIG. 10A to be described later. can do.
- the wireless charging antenna 600 may be formed in a folded form of the wireless charging antenna 500 according to the comparative embodiment.
- the wireless charging antenna 500 may have a structure in which the receiving coil 601 and the shield member 602 are stacked in this order.
- the wireless charging antenna 600 according to various embodiments disclosed in this document includes the first sections 611-1 and 621-1 of the receiving coil 601 - the shield member 602 - the first section of the receiving coil 601. It may have a structure in which two sections 611-2 and 621-2 are sequentially stacked.
- the wireless charging antenna 500 is formed to correspond to a transmission coil of an external electronic device.
- the receiving coil 601 of the wireless charging antenna 600 may be wound multiple times in a concentric circle shape to match the innermost and outermost patterns of the transmitting coil of the external electronic device.
- the receiving coil 601 of the wireless charging antenna 600 according to various embodiments disclosed in this document is a first portion of the receiving coil 601 wound around the first surfaces 612-1 and 622-1 of the shield member 602.
- the second sections 611-2 and 621-2 of the receiving coil 601 wound around the sections 611-1 and 621-1 and the second surfaces 612-2 and 622-2 of the shielding member 602 are It may be wound around the shield member 602 to have a substantially corresponding pattern.
- the receiving coil 601 of the wireless charging antenna 600 may be wound around the shield member 602 in various forms.
- it may be wound around the shield member 602 to have half or 2/3 the size of the receiving coil 601 of the wireless charging antenna 500 of the comparative embodiment. Therefore, the size of the wireless charging antenna 600 is reduced compared to that of the wireless charging antenna 500 according to the comparative embodiment, so that a space that can be placed in the electronic device 400 can be secured.
- the wireless charging antenna 600 has a first winding center C1 and C2 of the receiving coil 601 adjacent to the center of the electronic device 400. It may be disposed on at least one of the housing 410 and the second housing 420 .
- the center of the electronic device 400 may be located in a wireless charging range P (eg, see FIGS. 9B and 9C).
- the wireless charging range (P) may mean an area where the receiving coil 601 is disposed within the electronic device 400, and may mean the center of the electronic device 400 in one embodiment.
- the wireless charging range P may mean an area where the receiving coil 601 is disposed within the electronic device 400, and may mean the center of the electronic device 400 in one embodiment.
- the electronic device 400 may be wirelessly charged by the external electronic device.
- the magnetic flux of the magnetic field M generated in the transmission coil of the external electronic device is concentrated in the center of the winding of the transmission coil.
- the transmitting coil is wound multiple times in a concentric circle shape
- magnetic flux may be concentrated in the innermost inner circle (pattern) of the transmitting coil.
- the charging efficiency of the electronic device 400 may increase as the winding centers C1 and C2 of the receiving coil 601 disposed in the electronic device 400 coincide with the winding centers of the transmitting coil disposed in the external electronic device. there is.
- the winding centers C1 and C2 of the receiving coil 601 of the wireless charging antenna 600 are located at the center of the electronic device 400 .
- the winding centers C1 and C2 of the receiving coil 601 and the winding centers of the transmitting coil may coincide. Therefore, the magnetic field M of the transmitting coil may be concentrated at the winding centers C1 and C2 of the receiving coil 601, and the induced magnetic field that cancels the magnetic field M of the transmitting coil may be concentrated at the winding center C1 and C2 of the receiving coil.
- C2 can be concentrated. Accordingly, induced currents I1 and I2 of a certain level or higher may be generated in the receiving coil 601 by the induced magnetic field, and a certain level of charging efficiency of the electronic device 400 may be secured.
- the magnetic field M generated by the external electronic device is between the first section 611-1 and 621-1 and the second section 611-2 and 621-2 of the receiving coil 601.
- the induced current is to cancel the change in the magnetic field M of the external electronic device.
- the first sections 611-1 and 621-1 and the second sections 611-2 and 621-2 of the receiving coil 601 are positioned to face each other based on the magnetic field M of the external electronic device. Bar, flows of induced currents generated in the first sections 611-1 and 621-1 and the second sections 611-2 and 621-2 may be opposite to each other.
- a first section 611-1 of the receiving coil 601 , 621-1) and the directions of the induced currents flowing in the second sections 611-2 and 621-2 may be opposite to each other.
- a first direction eg, a +Z direction with reference to FIG. 5A
- the magnetic field M of the external electronic device passes through the receiving coil 601 in the +Z direction with respect to FIG.
- only one of the first wireless charging antenna 610 and the second wireless charging antenna 620 may be disposed in the electronic device 400 .
- only the first wireless charging antenna 610 may be disposed in the electronic device 400 .
- the charging efficiency of the electronic device 400 is shown in Table 1 below.
- the first receiving coil 611 of the first wireless charging antenna 610 is shielded to have half or 2/3 the size of the receiving coil 501 of the wireless charging antenna 500 according to the comparative embodiment.
- the first wireless charging antenna 610 may have a form in which the first receiving coil 611 - the first shielding member 612 - the first receiving coil 611 are stacked in this order. .
- the first wireless charging antenna 610 supplies power of a certain level or higher to the battery 189 of the electronic device 400 to secure charging efficiency of a certain level or higher. Meanwhile, the first wireless charging antenna 610 Magnetic flux of the induced magnetic field generated in the first receiving coil 611 of may be concentrated at the winding center C1 of the first receiving coil 611 .
- the magnetic flux of the induced magnetic field may be proportional to the size of the innermost inner circle (pattern) of the first receiving coil 611 . Accordingly, charging efficiency of the electronic device 400 may increase when the first receiving coil 611 of the first wireless charging antenna 610 has a 2/3 circular shape rather than a semicircular shape.
- 9A is a diagram illustrating a state in which one pattern formed by a first wireless charging antenna and a second wireless charging antenna according to various embodiments disclosed herein is located in the center of an electronic device.
- 9B is a diagram illustrating a positional relationship between a first wireless charging antenna and a second wireless charging antenna in a state in which an electronic device slides out according to various embodiments disclosed herein.
- 9C is a diagram illustrating a positional relationship between a first wireless charging antenna and a second wireless charging antenna in a state in which an electronic device slides in according to various embodiments disclosed herein.
- 10A is a diagram for explaining wireless charging efficiency of an electronic device when a first wireless charging antenna and a second wireless charging antenna are disposed in the electronic device according to various embodiments disclosed herein.
- 10B is a diagram for explaining wireless charging efficiency of an electronic device when a first wireless charging antenna and a second wireless charging antenna are spaced apart from each other in a specific direction according to various embodiments disclosed herein.
- the wireless charging antenna 600 described above may be respectively disposed in the first housing 410 and the second housing 420 .
- the wireless charging antenna 600 disposed in the first housing 410 is the first wireless charging antenna 610
- the wireless charging antenna 600 disposed in the second housing 420 is the second wireless charging antenna 600.
- the charging antenna 620 will be described.
- the first wireless charging antenna 610 is installed on the first housing 410 so that the first center C1, which is the center of the winding of the first receiving coil 611, is adjacent to the center of the electronic device 400. can be placed.
- the second wireless charging antenna 620 may be disposed in the second housing 420 so that the second center C2, which is the center of the winding of the second receiving coil 621, is adjacent to the center of the electronic device 400.
- the center of the electronic device 400 refers to a wireless charging range P (eg, see FIGS. 9B and 9C) set within the electronic device 400 so that the electronic device 400 can be wirelessly charged using an external electronic device. can mean
- the first wireless charging antenna 610 has a first center C1 of the first receiving coil 611 in a state in which the electronic device 400 is slid out. It may be disposed in the first housing 410 adjacent to or coincident with the central portion of the device 400 .
- the second wireless charging antenna 620 is configured so that the second center C2 of the second receiving coil 621 is adjacent to or coincides with the center of the electronic device 400 in a state in which the electronic device 400 is slid out. It may be disposed in the housing 420 .
- the first wireless charging antenna 610 and the second wireless charging antenna 620 include a first receiving coil 611 and a second receiving coil 621 Each of the first housing 410 and the second housing 420 may be disposed to form one concentric circle pattern.
- the first wireless charging antenna 610 and the second wireless charging antenna 620 are in a state in which the electronic device 400 slides out, 1.
- the first housing 410 and the second housing are arranged so that the first center C1, which is the winding center of the receiving coil 611, and the second center C2, which is the winding center of the second receiving coil 621, are adjacent to or coincide with each other. 420, respectively.
- the first center C1 of the first receiving coil 611 and the second center C2 of the second receiving coil 621 may be adjacent to or coincide with each other.
- the first receiving coil 611 of the first wireless charging antenna 610 and the second receiving coil 621 of the second wireless charging antenna 620 may form one concentric circle pattern.
- the first section 611-1 and the second section 611-2 of the first receiving coil 611 correspond to each other, and the first section 621 of the second receiving coil 621 -1) and the second section 621-2 also correspond to each other.
- the first section 611-1 of the first receiving coil 611, the first section 621-1 of the second receiving coil 621, and the second section 611-1 of the first receiving coil 611 2) and the second section 621-2 of the second receiving coil 621 may each form one concentric circle pattern.
- the first receiving coil 611 and the second receiving coil 621 may be wound in various shapes to form a concentric circle pattern in a state in which the electronic device 400 is slid out.
- the first receiving coil 611 is formed of the first shielding member 612 so that the first section 611-1 and the second section 611-2 have a semicircular shape. It may be alternately wound on the first surface 612-1 and the second surface 612-2.
- the second receiving coil 621 is formed on the first surface 622-1 of the second shielding member 622 so that the first section 621-1 and the second section 621-2 have a semicircular shape. and the second surface 622-2 may be alternately wound.
- the first receiving coil 611 is configured such that the first section 611-1 and the second section 611-2 have a 2/3 circular shape ( 612) may be alternately wound on the first side 612-1 and the second side 612-2.
- both the first section 611-1 and the second section 611-2 of the first receiving coil 611 have a 2/3 circle shape
- the first section 611-1 and the second section 611-1 have a 2/3 circle shape.
- the section 611-2 may have a substantially corresponding shape.
- the second receiving coil 621 is formed on the first surface 622-1 of the second shielding member 622 so that the first section 621-1 and the second section 621-2 have a 1/3 circle shape.
- both the first section 621-1 and the second section 621-2 of the second receiving coil 621 have a 1/3 circular shape, and the first section 621-1 and the second section 621-1
- the section 621-2 may have a substantially corresponding shape. Therefore, when the electronic device 400 is viewed in the first direction (eg, the +Z direction with respect to FIG. 10B ) in a state in which the electronic device 400 is slid out, the first receiving coil 611 and the second receiving coil 611
- the coil 621 may form one concentric circle pattern.
- the first receiving coil 611 of the first wireless charging antenna 610 and the second receiving coil 621 of the second wireless charging antenna 620 are the electronic device 400 In the slide-out state, a concentric circle pattern corresponding to the shape of the transmitting coil may be formed.
- one concentric circle pattern formed by the first receiving coil 611 and the second receiving coil 621 may have a shape substantially corresponding to a transmitting coil of an external electronic device.
- the innermost and outermost patterns of one concentric circle pattern formed by the first receiving coil 611 and the second receiving coil 621 may correspond to the innermost and outermost patterns of the transmitting coil.
- Charging efficiency of the electronic device 400 may increase as the receiving coil 601 of the wireless charging antenna 600 disposed inside the electronic device 400 corresponds to the transmitting coil of the external electronic device.
- the center of one concentric circle pattern formed by the first receiving coil 611 and the second receiving coil 621 is the first center C1, which is the center of the winding of the first receiving coil 611, and the second receiving coil 621 It may be adjacent to or coincide with the second center C2, which is the center of the winding of.
- the first center C1 of the first receiving coil 611 and the second center C2 of the second receiving coil 621 may be located at the center of the electronic device 400 . Accordingly, the center of one concentric circle pattern formed by the first receiving coil 611 and the second receiving coil 621 may be located at the center of the electronic device 400 .
- the magnetic flux of the magnetic field M concentrated in the center of the winding of the transmission coil is applied to the first receiving coil 611 and the second receiving coil 611. They may be concentrated in the center of one concentric circle pattern formed by the receiving coil 621 . Accordingly, charging efficiency of the electronic device 400 may increase.
- the distance D between the first center C1 of the first receiving coil 611 and the second center C2 of the second receiving coil 621 is 2 may change as the housing 420 slides.
- the distance D between the first center C1 of the first receiving coil 611 and the second center C2 of the second receiving coil 621 is When it is in a state withdrawn from the accommodation space 480 (eg, a slide-out state), it can be maximally approached.
- the distance D between the first center C1 of the first receiving coil 611 and the second center C2 of the second receiving coil 621 is When in a state drawn into the accommodation space 480 (eg, a slide-in state), it may be maximally distant.
- the second wireless charging antenna 620 is positioned in a first direction (eg, + Z direction relative to FIG.
- the first wireless charging antenna 610 and the second wireless charging antenna 620 may have an overlapping shape.
- the first receiving coil 611 and the second receiving coil 621 are formed so that the first center C1 and the second center C2 are maximally close to or coincident with each other. can form concentric circles. Therefore, when the electronic device 400 is converted from the slide-out state to the slide-in state, the distance between the first center C1 of the first receiving coil 611 and the second center C2 of the second receiving coil 621 (D) can be maximally distant.
- the first wireless charging antenna 610 and the second wireless charging antenna 620 are located at positions that do not overlap with the display module retracted into the accommodation space 480 while the electronic device 400 is slid in. can be placed in
- the first wireless charging antenna 610 and the second wireless charging antenna 620 are disposed in a space other than the space where the display module is located within the accommodation space 480. It can be.
- the second wireless charging antenna 620 may be located in a first direction with respect to the first wireless charging antenna 610 in a state in which the electronic device 400 is slid in. can Therefore, when the electronic device 400 is viewed in the first direction (eg, the +Z direction with respect to FIG. 9C ) in the slide-in state, the first wireless charging antenna 610 and the second wireless charging antenna 620 are It can be in nested form.
- the first wireless charging antenna 610 may be located adjacent to the rear cover and relatively close to the external electronic device. Accordingly, the magnetic flux of the magnetic field M of the external electronic device may be applied to the winding center C1 of the first receiving coil 611 . An induced current by a magnetic field M of an external electronic device is generated in the first receiving coil 611 , and through this, power can be supplied to the battery 189 .
- the first receiving coil 611 of the first wireless charging antenna 610 and the second receiving coil 621 of the second wireless charging antenna 620 are viewed in the Z-axis direction with reference to FIG. 9B. As you can see, the charging efficiency in the case of forming one concentric circle pattern is shown in Table 2 below.
- the first section 611-1 and the second section 611-2 of the first receiving coil 611 have a semicircular shape
- the second receiving coil 621 When the first section 621-1 and the second section 621-2 have a semicircular shape, the charging efficiency of the electronic device 400 can be confirmed.
- the first receiving coil 611 and the second receiving coil 621 form one concentric circle pattern in a state in which the electronic device 400 is slid out.
- the first receiving coil has a semicircular shape. It can be seen that the charging efficiency of the electronic device 400 increases compared to when only one first wireless charging antenna 610 including the coil 611 is used. Referring to Table 2, FIG.
- the first section 611-1 and the second section 611-2 of the first receiving coil 611 have a 2/3 circle shape, and the first section of the second receiving coil 621 When the 621-1 and the second section 621-2 have a 1/3 circle shape, the charging efficiency of the electronic device 400 can be confirmed.
- the first receiving coil 611 and the second receiving coil 621 form one concentric circle pattern in a state in which the electronic device 400 is slid out, and the first receiving coil 611 in the form of a 2/3 circle is formed. It can be seen that the charging efficiency of the electronic device 400 is increased compared to when only one included first wireless charging antenna 610 is used.
- the induced magnetic field generated by the receiving coil 601 The magnetic flux of is concentrated in the center of the winding of the receiving coil 601 (C1, C2). Accordingly, the magnetic flux of the induced magnetic field may be proportional to the size of the innermost angle pattern of the receiving coil 601 . Therefore, when the first receiving coil 611 has a 2/3 circle shape rather than a semi-circle shape, more magnetic flux is secured, and thus the charging efficiency of the electronic device 400 may increase.
- a first wireless charging antenna 610 is disposed in the first housing 410 and a second wireless charging antenna 620 is disposed in the second housing 420 Accordingly, the second receiving coil 621 may be spaced apart from the first receiving coil 611 in a first direction (+Z direction with reference to FIG. 10B ).
- the second wireless charging antenna 620 may be spaced apart from the first wireless charging antenna 610 by a predetermined distance (T) in a first direction (eg, a +Z direction based on FIG. 10B). there is.
- the second section 621-2 of the second wireless charging antenna 620 may be spaced apart from the first section 611-1 of the first wireless charging antenna 610 by a predetermined distance (T). there is. Therefore, the first section 611-1 of the first wireless charging antenna 610 and the first section 621-1 of the second wireless charging antenna 620 may not be located on the same plane, and The first section 611-2 of the wireless charging antenna 610 and the second section 621-2 of the second wireless charging antenna 620 may not be located on the same plane.
- the charging efficiency of the electronic device 400 in this case is as follows.
- the electronic device 400 moves the electronic device 400 in a first direction (eg, based on FIG. 9B ) in a slide-out state.
- the first center C1 of the first receiving coil 611 and the second center C2 of the second receiving coil 621 are adjacent to or adjacent to the center of the electronic device 400. are placed within the electronic device 400 to match.
- the first receiving coil 611 of the first wireless charging antenna 610 and the second receiving coil 621 of the second wireless charging antenna 620 form one concentric circle. patterns can be formed. Accordingly, the center of the concentric pattern formed by the first receiving coil 611 and the second receiving coil 621 may be adjacent to or coincide with the center of the electronic device 400.
- users of the electronic device 400 It is common to think that the center of the winding of the receiving coil 601 of the wireless charging antenna 600 is located in the center.
- the winding centers C1 and C2 of the receiving coil 601 and the winding centers of the transmitting coil may coincide. Therefore, since the center of the concentric pattern formed by the first receiving coil 611 and the second receiving coil 621 is adjacent to or coincides with the center of the electronic device 400, the first receiving coil 611 and the second receiving coil ( 621) may coincide with the center of the winding of the transmission coil of the external electronic device.
- one concentric circle pattern formed by the first receiving coil 611 and the second receiving coil 621 may have a shape substantially corresponding to the transmitting coil of the external electronic device. Charging efficiency of the electronic device 400 may increase as the receiving coil 601 of the wireless charging antenna 600 disposed inside the electronic device 400 corresponds to the transmitting coil of the external electronic device. In particular, the magnetic flux of the magnetic field M generated in the transmission coil of the external electronic device is concentrated in the center of the winding of the transmission coil.
- the centers of one concentric circle pattern formed by the first receiving coil 611 and the second receiving coil 621 are the first center C1, which is the winding center of the first receiving coil 611, and the winding center of the second receiving coil. may be adjacent to or coinciding with the second center C2.
- the magnetic flux and the receiving coil by the magnetic field M of the transmitting coil Magnetic flux by the induced magnetic field of 601 may be concentrated at the winding centers C1 and C2 of the receiving coil 601 and the winding center of the transmitting coil. Therefore, when the user matches the winding center of the transmission coil of the external electronic device to the center of the electronic device 400, the center of the transmission coil and the first reception coil 611 and the second reception coil 621 form one.
- the charging efficiency of the electronic device 400 may increase because the centers of the concentric circle patterns of .
- FIG. 11A and 11B are front and rear views of an unfolded stage of an electronic device according to various embodiments disclosed herein.
- 12A and 12B are front and rear views of a folded state of an electronic device according to various embodiments disclosed herein.
- the electronic device 700 described below has a form factor different from that of the electronic device 400 described in FIGS. 4A to 10B , and the first housing 710 and the second housing 720 are foldable. can be connected
- the electronic device 700 includes a pair of housings 710 and 720 ( Example: a foldable housing structure), a first display 730 disposed through a pair of housings 710 and 720 (eg, a flexible display, a foldable display, or a main display) and/or A second display 800 (eg, a sub display) disposed through the second housing 720 may be included.
- a portion of the hinge device is disposed not to be visible from the outside through the first housing 710 and the second housing 720, and in an unfolded state, the hinge housing 810 covering the foldable portion It can be placed invisible from the outside through.
- the hinge device includes a gear assembly including a plurality of gears and a hinge module including a plurality of hinge cams coupled to hinge shafts rotating through the gear assembly and performing a cam interlocking operation, and the hinge module; Hinge plates connecting the first housing 710 and the second housing 720 may be included.
- the side on which the first display 730 is disposed may be defined as the front side of the electronic device 700, and the side opposite to the front side may be defined as the back side of the electronic device 700.
- a surface surrounding the space between the front and rear surfaces may be defined as a side surface of the electronic device 700 .
- the pair of housings 710 and 720 may include a first housing 710 and a second housing 720 disposed to be foldable with respect to each other through a hinge device.
- the pair of housings 710 and 720 are not limited to the shapes and combinations shown in FIGS. 11A to 12B , and may be implemented by other shapes or combinations and/or combinations of parts.
- the first housing 710 and the second housing 720 may be disposed on both sides with respect to the folding axis A, and may have a generally symmetrical shape with respect to the folding axis A.
- the first housing 710 and the second housing 720 may be asymmetrically folded with respect to the folding axis A.
- the first housing 710 and the second housing 720 are configured to determine whether the electronic device 700 is in an unfolded state, a folded state, or an intermediate state. Depending on whether or not, the angle or distance formed from each other may be different.
- the first housing 710 is connected to the hinge device in an unfolded state of the electronic device 700 and includes a first surface 711 disposed to face the front of the electronic device 700, the first A first side member 713 enclosing at least a portion of a second surface 712 facing the opposite direction of the surface 711 and/or a first space between the first surface 711 and the second surface 712 can include
- the second housing 720 is connected to the hinge device in an unfolded state of the electronic device 700, and includes a third surface 721 disposed to face the front of the electronic device 700, a third A second side member 723 enclosing at least a portion of a fourth surface 722 facing the opposite direction of the surface 721 and/or a second space between the third surface 721 and the fourth surface 722 can include
- the first surface 711 may face substantially the same direction as the third surface 721 in an unfolded state and at least partially face the third surface 721 in a folded state.
- the electronic device 700 may include a recess 701 formed to accommodate the first display 730 through structural coupling between the first housing 710 and the second housing 720. there is.
- the recess 701 may have substantially the same size as the first display 730 .
- the first housing 710 when viewing the first display 730 from above, is combined with the first side member 713 and overlaps with the edge of the first display 730, thereby A first protective frame 713a (eg, a first decorative member) covering an edge of the first display 730 so as not to be visible from the outside may be included.
- the first protection frame 713a may be integrally formed with the first side member 713 .
- the second housing 720 is combined with the second side member 723 when viewing the first display 730 from above, and is overlapped with the edge of the first display 730, thereby A second protective frame 723a (eg, a second decorative member) covering an edge of the first display 730 so as not to be visible from the outside may be included.
- the second protection frame 723a may be integrally formed with the first side member 723 .
- the first protection frame 713a and the second protection frame 723a may be omitted.
- the hinge housing 810 (eg, a hinge cover) is disposed between the first housing 710 and the second housing 720 and is part of a hinge device disposed in the hinge housing 810 ( eg at least one hinge module).
- the hinge housing 810 is covered by a part of the first housing 710 and the second housing 720 according to the unfolded state, the folded state, or the intermediate state of the electronic device 700, or may be exposed to the outside.
- the hinge housing 810 may be covered by the first housing 710 and the second housing 720 and may not be substantially exposed.
- the hinge housing 810 when the electronic device 700 is in a folded state, at least a portion of the hinge housing 810 may be exposed to the outside between the first housing 710 and the second housing 720 .
- the hinge housing 810 when the first housing 710 and the second housing 720 are folded with a certain angle in an intermediate state, the hinge housing 810 is connected to the first housing 710 and It may be at least partially exposed to the outside of the electronic device 700 between the second housing 720 .
- an area where the hinge housing 810 is exposed to the outside may be smaller than a completely folded state.
- the hinge housing 810 may include a curved surface.
- the first housing 710 and the second housing 720 form an angle of about 180 degrees
- the first area 730a, the second area 730b, and the folding area 730c of one display 730 may form the same plane and face substantially the same direction (eg, the z-axis direction).
- the first housing 710 rotates at an angle of about 360 degrees with respect to the second housing 720 so that the second surface 712 and the fourth surface 722 ) may be reversed so that they face each other (out-folding method).
- the first surface 711 of the first housing 710 and the first surface 711 of the second housing 720 may be disposed to face each other.
- the first area 730a and the second area 730b of the first display 730 form a narrow angle (eg, a range of 0 degrees to about 10 degrees) to each other through the folding area 730c, They may be arranged to face each other.
- at least a portion of the folding region 730c may be deformed into a curved shape having a predetermined curvature.
- the first housing 710 and the second housing 720 may be disposed at a certain angle to each other.
- the first region 730a and the second region 730b of the first display 730 may form an angle greater than that of the folded state and smaller than that of the unfolded state, and the curvature of the folding region 730c may be greater than that of the folded state. It may be smaller than the case of , and may be larger than the unfolded state.
- the first housing 710 and the second housing 720 may form an angle that can be stopped at a designated folding angle between a folded state and an unfolded state through a hinge device (free stop function). .
- the first housing 710 and the second housing 720 may be continuously operated while being pressed in an unfolding direction or a folding direction based on a designated inflection angle through a hinge device.
- the electronic device 700 includes at least one display 730 or 800, an input device 715, and an audio output device disposed in the first housing 710 and/or the second housing 720. 727, 728, sensor modules 717a, 717b, 726, camera modules 716a, 716b, 725, key input devices 719, indicators (not shown), or connector ports 729. can do.
- the electronic device 700 may omit at least one of the components or additionally include at least one other component.
- the at least one display 730 or 800 is supported from the first surface 711 of the first housing 710 to the third surface 721 of the second housing 720 through a hinge device.
- a first display 730 eg, a flexible display module
- a second display disposed to be visible from the outside at least partially through the fourth surface 722 in the inner space of the second housing 720 ( 800) may be included.
- the second display 800 may be disposed to be visible from the outside through the second surface 712 in the inner space of the first housing 710 .
- the first display 730 may be mainly used in an unfolded state of the electronic device 700, and the second display 800 may be mainly used in a folded state of the electronic device 700.
- the electronic device 700 displays the first display 730 and/or the second display 800 based on the folding angles of the first housing 710 and the second housing 720. ) can be controlled to be available.
- the first display 730 may be disposed in an accommodation space formed by a pair of housings 710 and 720 .
- the first display 700 may be disposed in a recess 701 formed by the pair of housings 710 and 720, and in an unfolded state, the front surface of the electronic device 700. It may be arranged to occupy substantially most of the
- the first display 730 may include a flexible display module in which at least a partial area may be deformed into a flat or curved surface.
- the first display 730 may include a first area 730a facing the first housing 710 and a second area 730b facing the second housing 720 .
- the first display 730 may include a folding area 730c including a part of the first area 730a and a part of the second area 730b with respect to the folding axis A.
- at least a portion of the folding area 730c may include an area corresponding to the hinge device.
- the region division of the first display 730 is only an exemplary physical division by the pair of housings 710 and 720 and the hinge device, and is substantially divided by the pair of housings 710 and 720 and the hinge device. Through the device, the first display 730 can be seamlessly displayed as one full screen.
- the first region 730a and the second region 730b may have a generally symmetrical shape or a partially asymmetrical shape with respect to the folding region 730c.
- the electronic device 700 includes a first rear cover 740 disposed on the second surface 712 of the first housing 710 and a fourth surface 722 of the second housing 720. It may include a second rear cover 750 disposed thereon.
- at least a portion of the first rear cover 740 may be integrally formed with the first side member 713 .
- at least a portion of the second rear cover 750 may be integrally formed with the second side member 723 .
- at least one of the first rear cover 740 and the second rear cover 750 is a substantially transparent plate (eg, a glass plate including various coating layers, or a polymer plate) or an opaque plate. It can be formed into a plate.
- the first rear cover 740 may be, for example, coated or colored glass, ceramic, polymer, metal (eg, aluminum, stainless steel (STS), or magnesium), or any of the above materials. It may be formed by an opaque plate, such as a combination of at least the two.
- the second rear cover 750 may be formed through a substantially transparent plate, such as, for example, glass or polymer. Accordingly, the second display 800 may be disposed to be visible from the outside through the second rear cover 750 in the inner space of the second housing 720 .
- the input device 715 may include a microphone.
- the input device 715 may include a plurality of microphones arranged to detect the direction of sound.
- the sound output devices 727 and 728 may include speakers.
- the audio output devices 727 and 728 are a call receiver 727 disposed through the fourth side 722 of the second housing 720 and the second side of the second housing 720.
- An external speaker 728 disposed through at least a portion of the member 723 may be included.
- the input device 715, sound output devices 727, 728 and connector 729 are disposed in spaces of the first housing 710 and/or the second housing 720, and the first housing 710 and/or may be exposed to the external environment through at least one hole formed in the second housing 720 .
- holes formed in the first housing 710 and/or the second housing 720 may be commonly used for the input device 715 and the sound output devices 727 and 728 .
- the sound output devices 727 and 728 may include a speaker (eg, a piezo speaker) that operates while excluding holes formed in the first housing 710 and/or the second housing 720. there is.
- the camera modules 716a, 716b, and 725 include the first camera module 716a disposed on the first surface 711 of the first housing 710 and the second camera module 716a of the first housing 710.
- the second camera module 716b disposed on the surface 712 and/or the third camera module 725 disposed on the fourth surface 722 of the second housing 720 may be included.
- the electronic device 700 may include a flash 718 disposed near the second camera module 716b.
- flash 718 may include, for example, a light emitting diode or xenon lamp.
- the camera modules 716a, 716b, and 725 may include one or a plurality of lenses, an image sensor, and/or an image signal processor.
- at least one of the camera modules 716a, 716b, and 725 includes two or more lenses (eg, wide-angle and telephoto lenses) and image sensors, and the first housing 710 and/or Alternatively, they may be disposed together on either side of the second housing 720.
- the sensor modules 717a, 717b, and 726 may generate electrical signals or data values corresponding to an internal operating state of the electronic device 700 or an external environmental state.
- the sensor modules 717a, 717b, and 726 include the first sensor module 717a disposed on the first surface 711 of the first housing 710 and the second sensor module 717a of the first housing 710.
- the second sensor module 717b disposed on the surface 712 and/or the third sensor module 726 disposed on the fourth surface 722 of the second housing 720 may be included.
- the sensor modules 717a, 717b, and 726 may include a gesture sensor, a grip sensor, a color sensor, an IR (infrared) sensor, an ambient light sensor, an ultrasonic sensor, an iris recognition sensor, or a distance detection sensor (eg, time-of-flight (TOF) sensor). It may include at least one of a flight (of flight) sensor or a light detection and ranging (LiDAR) sensor.
- a gesture sensor e.g, a grip sensor, a color sensor, an IR (infrared) sensor, an ambient light sensor, an ultrasonic sensor, an iris recognition sensor, or a distance detection sensor (eg, time-of-flight (TOF) sensor). It may include at least one of a flight (of flight) sensor or a light detection and ranging (LiDAR) sensor.
- a gesture sensor e.g, a grip sensor, a color sensor, an IR (infrared) sensor, an ambient light sensor, an ultras
- the electronic device 700 may further include at least one of a sensor module (not shown), for example, a barometric pressure sensor, a magnetic sensor, a biometric sensor, a temperature sensor, a humidity sensor, or a fingerprint recognition sensor.
- a sensor module for example, a barometric pressure sensor, a magnetic sensor, a biometric sensor, a temperature sensor, a humidity sensor, or a fingerprint recognition sensor.
- the fingerprint identification sensor may be disposed through at least one side member of the first side member 713 of the first housing 710 and/or the second side member 723 of the second housing 720. may be
- the key input device 719 may be disposed to be exposed to the outside through the first side member 713 of the first housing 710 . In some embodiments, the key input device 719 may be disposed to be exposed to the outside through the second side member 723 of the second housing 720 . In some embodiments, the electronic device 700 may not include some or all of the key input devices 719, and the key input devices 719 that are not included may be displayed on at least one display 730 or 800. can be implemented in other forms such as soft keys. Alternatively, the key input device 719 may be implemented using a pressure sensor included in at least one display 730 or 800 .
- the connector port 729 may include a connector (eg, a USB connector or an interface connector port module (IF module)) for transmitting and receiving power and/or data to and from an external electronic device.
- the connector port 729 further includes a separate connector port (eg, an ear jack hole) for performing a function of transmitting and receiving an audio signal with an external electronic device, or performing a function of transmitting and receiving an audio signal. You may.
- At least one camera module 716a, 725 among the camera modules 716a, 716b, and 725, at least one sensor module 717a, 726 among the sensor modules 717a, 717b, and 726, and / or the indicator may be arranged to be exposed through at least one display (730, 800).
- at least one camera module (716a, 725), at least one sensor module (717a, 726), and/or an indicator may be included in at least one display (730, 800) in an inner space of at least one housing (710, 720).
- the area where the at least one display 730 or 800 and the at least one camera module 716a or 725 face each other is part of an area displaying content and may be formed as a transmission area having a certain transmittance.
- the transmission region may be formed to have a transmittance in a range of about 5% to about 20%.
- the transmission area may include an area overlapping with an effective area (eg, a field of view area) of at least one camera module 716a or 725 through which light for forming an image formed by an image sensor passes.
- the transmissive areas of the displays 730 and 800 may include areas having a lower pixel density than the surrounding areas.
- the transmissive area may replace the opening.
- at least one of the camera modules 716a and 725 may include an under display camera (UDC) or an under panel camera (UPC).
- UDC under display camera
- UPC under panel camera
- some of the camera modules or sensor modules 717a and 726 may be arranged to perform their functions without being visually exposed through the display.
- an area facing the camera modules 716a and 725 and/or the sensor modules 717a and 726 disposed below the display 730 and 800 is an under display camera (UDC) structure, A perforated opening may not be necessary.
- UDC under display camera
- the first wireless charging antenna 610 and the second wireless charging antenna 620 are configured such that the first receiving coil 611 and the second receiving coil 621 form one concentric circle pattern in the first housing. 710 and the second housing 720 may be disposed respectively.
- the first wireless charging antenna 610 and the second wireless charging antenna 620 are the electronic device 700 in an unfolded state, the winding center of the first receiving coil 611
- the first center C1 and the second center C2 which is the winding center of the second receiving coil 621 , may be disposed adjacent to or coincident with each other in the first housing 710 and the second housing 720 .
- a first receiving coil ( 611) and the second center C2 of the second receiving coil 621 may be adjacent to or coincide with each other.
- the first receiving coil 611 of the first wireless charging antenna 610 and the second receiving coil 621 of the second wireless charging antenna 620 may form one concentric circle pattern.
- the first section 611-1 and the second section 611-2 of the first receiving coil 611 correspond to each other, and the first section 621 of the second receiving coil 621 -1) and the second section 621-2 also correspond to each other.
- the first section 611-1 of the first receiving coil 611, the first section 621-1 of the second receiving coil 621, and the second section 611-1 of the first receiving coil 611 2) and the second section 621-2 of the second receiving coil 621 may each form one concentric circle pattern.
- the first receiving coil 611 when the electronic device 700 is viewed in a first direction (eg, the Z-axis direction based on FIG. 11A) in an unfolded state, the first receiving coil 611
- the first center C1 and the second center C2 of the second receiving coil 621 may be adjacent to or coincide with the center of the electronic device 700 .
- one concentric circle pattern formed by the first receiving coil 611 and the second receiving coil 621 transmits an external electronic device (eg, the electronic device 102 of FIG. 1). It may have a form substantially corresponding to the coil.
- Charging efficiency of the electronic device 700 may increase as the receiving coil 601 of the wireless charging antenna 600 disposed inside the electronic device 700 corresponds to the transmitting coil of the external electronic device.
- the magnetic flux of the magnetic field M generated in the transmission coil of the external electronic device is concentrated in the center of the winding of the transmission coil.
- the center of one concentric circle pattern formed by the first receiving coil 611 and the second receiving coil 621 is the first center C1, which is the center of the winding of the first receiving coil 611, and the second receiving coil 621 It may be adjacent to or coincide with the second center C2, which is the center of the winding of.
- the magnetic flux and the receiving coil by the magnetic field M of the transmitting coil Magnetic flux by the induced magnetic field of 601 may be concentrated at the winding centers C1 and C2 of the receiving coil 601 and the winding center of the transmitting coil.
- the center of the transmission coil and the first reception coil 611 and the second reception coil 621 form one.
- the charging efficiency of the electronic device 700 may increase because the centers of the concentric circle patterns of .
- the electronic device 700 when the electronic device 700 is in a folded state, the electronic device 700 is moved in a first direction (eg, a Z-axis direction with respect to FIG. 11A ).
- a first direction eg, a Z-axis direction with respect to FIG. 11A
- the first receiving coil 611 of the first wireless charging antenna 610 and the second receiving coil 621 of the second wireless charging antenna 620 may be in an overlapping state.
- the first wireless charging antenna 611 may be located adjacent to the rear cover 750 and relatively close to the external electronic device.
- the magnetic field M of the external electronic device may be applied to the first receiving coil 611 of the first wireless charging antenna 610 .
- An induced current by a magnetic field M of an external electronic device is generated in the first receiving coil 611 , and through this, power can be supplied to the battery 189 .
- An electronic device includes a first housing (eg, the electronic device 700 of FIG. 11A ).
- the receiving coil 601 alternately wound on a second surface (eg, a surface facing the +Z direction with reference to FIG. 9B), and is disposed on at least one of the first housing and the second housing. It may include an antenna 600 and a battery 189 electrically connected to the wireless charging antenna.
- the receiving coil of the wireless charging antenna may be wound so that the first surface of the shield member and the second surface of the shield member have a substantially corresponding pattern.
- the first housing and the first center of the winding of the receiving coil are adjacent to the center of the electronic device. 2 may be disposed in at least one of the housings.
- the wireless charging antenna is alternately wound on the first shielding member 612, the first surface 612-1 of the first shielding member and the second surface 612-2 opposite to the first surface.
- the first wireless charging antenna includes a first center (C1) that is a winding center of the first receiving coil
- the second wireless charging antenna includes a second center (C1) that is a winding center of the second receiving coil ( C2), wherein, in the first wireless charging antenna and the second wireless charging antenna, at least one of a first center of the first receiving coil and a second center of the second receiving coil is in contact with the center of the electronic device. may be placed adjacent to each other.
- the second housing is slidably coupled to the first housing, and at least a portion of the second housing is drawn into or drawn out of the accommodation space 480 in the electronic device according to the sliding of the second housing.
- a module 430 eg, the display module 160 of FIG. 1 is further included, and as the second housing slides with respect to the first housing, the first center of the first wireless charging antenna and the first housing A distance (D) between the second centers of the 2 wireless charging antennas may vary.
- the distance between the first center of the first wireless charging antenna and the second center of the second wireless charging antenna is greater when the display module is drawn into the accommodation space than when the display module is retracted into the accommodation space. In this state, the distance may be close.
- the first wireless charging antenna and the second wireless charging antenna in a state in which the display module is withdrawn from the accommodating space, one surface of the electronic device (eg, a surface facing the Z direction relative to FIG. 9B) When viewed in the first direction (eg, the +Z direction with respect to FIG. 9B ), one concentric circle pattern may be formed.
- the second wireless charging antenna is located in a first direction (eg, + Z direction with respect to FIG. 9B) with respect to the first wireless charging antenna in a state in which the display module is drawn into the accommodation space, and the One wireless charging antenna may overlap at least a part of the second wireless charging antenna when one side of the electronic device (e.g., a surface facing the Z direction with reference to FIG. 9B) is viewed in the first direction. .
- the distance between the first center of the first wireless charging antenna and the center of the electronic device in a state in which the display module is retracted into the accommodation space is between the second center of the second wireless charging antenna and the center of the electronic device. may be closer than the distance of
- first housing and the second housing may be connected in a foldable manner.
- first wireless charging antenna and the second wireless charging antenna are disposed on one surface of the electronic device (eg, a surface facing the Z-axis direction with respect to FIG. 12A) in a state in which the first housing and the second housing are unfolded.
- a first direction eg, the Z-axis direction with reference to FIG. 12A
- one concentric circle pattern may be formed.
- the second wireless charging antenna is located in a first direction (eg, Z-axis direction with respect to FIG. 12A) with respect to the first wireless charging antenna in a state in which the first housing and the second housing are folded, At least a part of the first wireless charging antenna may overlap the second wireless charging antenna when one side of the electronic device (eg, the side facing the Z-axis direction with reference to FIG. 12A) is viewed in the first direction. .
- an induced current is generated by an externally applied magnetic field, and when one surface of the electronic device is viewed in a first direction (eg, a Z-axis direction with reference to FIG. 12A), the shield member A direction of an induced current flowing through a portion of the receiving coil disposed on the first surface and a portion of the receiving coil disposed on the second surface of the shield member may be opposite to each other.
- a first direction eg, a Z-axis direction with reference to FIG. 12A
- the shielding member may shield noise generated by electromagnetic force and/or operating frequency of the wireless charging antenna.
- a first housing eg, the first housing 410 of FIG. 4A or the first housing 710 of FIG. 11A
- a second housing eg, the second housing 420 of FIG. 4A ) according to various embodiments disclosed herein.
- the second housing 720 of FIG. 11A to which the electronic device is slidably coupled (eg, the electronic device 101 of FIG. 1 , the electronic device 400 of FIG. 4A or the electronic device 700 of FIG. 11A)
- the wireless charging antenna 600 included in and disposed in at least one of the first housing and the second housing includes a shielding member 602 and a first surface of the shielding member (e.g., based on FIG. 9B - Z direction). It may include a receiving coil 601 that alternately winds a surface facing toward) and a second surface opposite to the first surface (eg, a surface facing in the +Z direction with reference to FIG. 9B).
- the receiving coil of the wireless charging antenna may be wound so that the first surface of the shield member and the second surface of the shield member have a substantially corresponding pattern.
- the wireless charging antenna is alternately wound on the first shielding member 612, the first surface 612-1 of the first shielding member and the second surface 612-2 opposite to the first surface.
- a first wireless charging antenna 610 including a first receiving coil 611 and disposed in the first housing, a second shielding member 622, a first surface 622-1 of the second shielding member, and It may include a second receiving coil 621 alternately wound on a second surface 622-2, which is opposite to the first surface, and a second wireless charging antenna 620 disposed in the second housing.
- the first wireless charging antenna includes a first center (C1) that is a winding center of the first receiving coil
- the second wireless charging antenna includes a second center (C1) that is a winding center of the second receiving coil ( C2), and as the second housing slides with respect to the first housing, the distance D between the first center of the first wireless charging antenna and the second center of the second wireless charging antenna is It can change.
- the display module 430 (eg, the display module 160 of FIG. 1 ) of the electronic device is drawn out from the receiving space 480 of the electronic device.
- the first direction e.g., +Z direction with reference to FIG. can do.
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- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
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- Signal Processing (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
Description
| 입력 전압 | 입려전류 | 출력전압 | 출력전류 | 입력전력 | 출력전력 | 효율 | |
| Volt(V) | Ampere(A) | Volt(V) | Ampere(A) | Watt(W) | Watt(W) | Eff, % | |
| 비교 실시예에 따른 무선 충전 안테나의 충전 효율(Default) | 9.004 | 1.378 | 8.975 | 0.985 | 12.408 | 8.840 | 71.3 |
| 본 문서에 개시된 실시예에 따른 제1 수신 코일의 2/3 일 때 충전 효율 | 9.007 | 1.411 | 8.968 | 0.994 | 12.709 | 8.914 | 70.1 |
| 본 문서에 개시된 실시예에 따른 제1 수신 코일의 절반일 때 충전 효율 | 9.001 | 1.661 | 8.966 | 0.995 | 14.951 | 8.921 | 59.7 |
| 입력 전압 | 입력 전류 | 출력 전압 | 출력 전류 | 입력 전력 | 출력 전력 | 효율 | |
| Volt(V) | Ampere(A) | Volt(V) | Ampere(A) | Watt(W) | Watt(W) | Eff, % | |
| 비교 실시예에 따른 무선 충전 안테나의 충전 효율(Default) | 9.004 | 1.378 | 8.975 | 0.985 | 12.408 | 8.840 | 71.3 |
| 제1 수신 코일과 제2 수신 코일이 반원 형태일 때 충전 효율 | 9.001 | 1.497 | 8.964 | 0.996 | 13.474 | 8.928 | 66.3 |
| 제1 수신 코일이 2/3 원 형태제2 수신 코일이 1/3원 형태일 때충전 효율 | 9.004 | 1.405 | 8.969 | 0.997 | 12.651 | 8.942 | 70.7 |
| 입력 전압 | 입력 전류 | 출력 전압 | 출력전류 | 입력 전력 | 출력 전력 | 효율 | |
| Volt(V) | Ampere(A) | Volt(V) | Ampere(A) | Watt(W) | Watt(W) | Eff, % | |
| 비교 실시예에 따른 무선 충전 안테나의 충전 효율(Default) | 9.004 | 1.378 | 8.975 | 0.985 | 12.408 | 8.840 | 71.3 |
| 제1 수신 코일과 제2 수신 코일이 반원 형태이며, 수신 코일 간 gap이 존재할 때 충전 효율 | 9.003 | 1.521 | 8.967 | 0.997 | 13.694 | 8.940 | 66.3 |
| 제1 수신 코일이 2/3 원 형태제2 수신 코일이 1/3원 형태이며,수신 코일 간 gap이 존재할 때충전 효율 | 9.002 | 1.411 | 8.966 | 0.997 | 12.702 | 8.939 | 70.4 |
Claims (15)
- 전자 장치에 있어서,제1 하우징;상기 제1 하우징에 대한 상대 위치가 가변되도록 상기 제1 하우징에 연결되는 제2 하우징;차폐 부재, 상기 차폐 부재의 제1 면과 상기 제1 면의 반대 면인 제2 면에 교번하여 감기는 수신 코일을 포함하고, 상기 제1 하우징 및 상기 제2 하우징 중 적어도 하나에 배치되는 무선 충전 안테나; 및상기 무선 충전 안테나와 전기적으로 연결되는 배터리(battery);를 포함하는 전자 장치.
- 제1항에 있어서,상기 무선 충전 안테나의 수신 코일은,상기 차폐 부재의 제1 면과 상기 차폐 부재의 제2 면이 실질적으로 대응되는 패턴을 가지도록 감기는 전자 장치.
- 제2항에 있어서,상기 무선 충전 안테나는,상기 수신 코일의 권선 중심이 상기 전자 장치의 중심과 인접하도록 상기 제1 하우징 및 상기 제2 하우징 중 적어도 하나에 배치되는 전자 장치.
- 제1항에 있어서,상기 무선 충전 안테나는,제1 차폐 부재, 상기 제1 차폐 부재의 제1 면과 상기 제1 면의 반대 면인 제2 면에 교번하여 감기는 제1 수신 코일을 포함하고, 상기 제1 하우징에 배치되는 제1 무선 충전 안테나 및제2 차폐 부재, 상기 제2 차폐 부재의 제1 면과 상기 제1 면의 반대 면인 제2 면에 교번하여 감기는 제2 수신 코일을 포함하고, 상기 제2 하우징에 배치되는 제2 무선 충전 안테나를 포함하는 전자 장치.
- 제4항에 있어서,상기 제1 무선 충전 안테나는,상기 제1 수신 코일의 권선 중심인 제1 중심을 포함하고,상기 제2 무선 충전 안테나는,상기 제2 수신 코일의 권선 중심인 제2 중심을 포함하고,상기 제1 무선 충전 안테나와 상기 제2 무선 충전 안테나는,상기 제1 수신 코일의 제1 중심과 상기 제2 수신 코일의 제2 중심 중 적어도 하나가 상기 전자 장치의 중심과 인접하도록 배치되는 전자 장치.
- 제4항에 있어서,상기 제2 하우징은,상기 제1 하우징에 대하여 슬라이딩 가능하게 결합되고,상기 제2 하우징의 슬라이딩에 따라 적어도 일부가 상기 전자 장치 내의 수용 공간으로 인입되거나 상기 수용 공간에서 인출되는 디스플레이 모듈;을 더 포함하고,상기 제2 하우징이 상기 제1 하우징에 대하여 슬라이딩 동작을 함에 따라 상기 제1 무선 충전 안테나의 제1 중심과 상기 제2 무선 충전 안테나의 제2 중심 사이의 거리가 변화하는 전자 장치.
- 제6항에 있어서,상기 제1 무선 충전 안테나의 제1 중심과 상기 제2 무선 충전 안테나의 제2 중심 사이의 거리는 상기 디스플레이 모듈이 상기 수용 공간으로 인입된 상태일 때 보다 상기 디스플레이 모듈이 상기 수용 공간으로 인출된 상태일 때 거리가 가까운 전자 장치.
- 제6항에 있어서,상기 제1 무선 충전 안테나와 상기 제2 무선 충전 안테나는,상기 디스플레이 모듈이 상기 수용 공간에서 인출된 상태에서 상기 전자 장치의 일면을 제1 방향으로 바라봤을 때, 하나의 동심원 패턴을 형성하는 전자 장치.
- 제6항에 있어서,상기 제2 무선 충전 안테나는,상기 디스플레이 모듈이 상기 수용 공간으로 인입된 상태에서 상기 제1 무선 충전 안테나에 대해 제1 방향에 위치하고,상기 제1 무선 충전 안테나는,상기 전자 장치의 일면을 제1 방향으로 바라봤을 때, 적어도 일부가 상기 제2 무선 충전 안테나와 중첩되는 전자 장치.
- 제9항에 있어서,상기 디스플레이 모듈이 상기 수용 공간으로 인입된 상태에서 상기 제1 무선 충전 안테나의 제1 중심과 상기 전자 장치의 중심 사이의 거리는 상기 제2 무선 충전 안테나의 제2 중심과 상기 전자 장치의 중심 사이의 거리보다 가까운 전자 장치.
- 제4항에 있어서,상기 제1 하우징과 상기 제2 하우징은 접힘 가능하게 연결되는 전자 장치.
- 제11항에 있어서,상기 제1 무선 충전 안테나와 상기 제2 무선 충전 안테나는,상기 제1 하우징과 상기 제2 하우징이 펼쳐진 상태에서 상기 전자 장치의 일면을 제1 방향으로 바라봤을 때, 하나의 동심원 패턴을 형성하는 전자 장치.
- 제11항에 있어서,상기 제2 무선 충전 안테나는,상기 제1 하우징과 상기 제2 하우징이 접혀진 상태에서 상기 제1 무선 충전 안테나에 대해 제1 방향에 위치하고,상기 제1 무선 충전 안테나는,상기 전자 장치의 일면을 제1 방향으로 바라봤을 때, 적어도 일부가 상기 제2 무선 충전 안테나와 중첩되는 전자 장치.
- 제1항에 있어서,상기 수신 코일은,외부에서 인가된 자기장에 의해 유도 전류가 발생하고,상기 전자 장치의 일면을 제1 방향으로 바라봤을 때, 상기 차폐 부재의 제1 면 배치된 상기 수신 코일의 일부와 상기 차폐 부재의 제2 면에 배치된 상기 수신 코일의 일부에 흐르는 유도 전류의 방향이 서로 반대인 전자 장치.
- 제1항에 있어서,상기 차폐 부재는,상기 무선 충전 안테나의 전자기력 및/또는 동작 주파수에 의해서 발생하는 노이즈를 차폐하는 전자 장치.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP22899131.1A EP4379956A4 (en) | 2021-11-29 | 2022-11-28 | ANTENNA AND ELECTRONIC DEVICE THEREFOR |
| CN202280079114.2A CN118355561A (zh) | 2021-11-29 | 2022-11-28 | 天线和包括其的电子装置 |
| US18/157,316 US20230170739A1 (en) | 2021-11-29 | 2023-01-20 | Antenna and electronic device including the same |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2021-0167653 | 2021-11-29 | ||
| KR20210167653 | 2021-11-29 | ||
| KR1020220029324A KR20230080274A (ko) | 2021-11-29 | 2022-03-08 | 안테나 및 안테나를 포함하는 전자 장치 |
| KR10-2022-0029324 | 2022-03-08 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US18/157,316 Continuation US20230170739A1 (en) | 2021-11-29 | 2023-01-20 | Antenna and electronic device including the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2023096449A1 true WO2023096449A1 (ko) | 2023-06-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/KR2022/018998 Ceased WO2023096449A1 (ko) | 2021-11-29 | 2022-11-28 | 안테나 및 안테나를 포함하는 전자 장치 |
Country Status (1)
| Country | Link |
|---|---|
| WO (1) | WO2023096449A1 (ko) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008022469A (ja) * | 2006-07-14 | 2008-01-31 | Mitsubishi Electric Corp | 携帯端末装置 |
| KR20190040642A (ko) * | 2017-10-11 | 2019-04-19 | 삼성전기주식회사 | 코일 조립체 |
| KR20200014126A (ko) * | 2018-07-31 | 2020-02-10 | 삼성전자주식회사 | 적층되어 형성된 다수의 코일 안테나들을 갖는 전자 장치 |
| KR20200133513A (ko) * | 2019-05-20 | 2020-11-30 | 삼성전자주식회사 | 무선 충전 구조를 포함하는 전자 장치 |
| KR20210000999A (ko) * | 2019-06-26 | 2021-01-06 | 삼성전자주식회사 | 협소 공간에 설치 가능한 구조의 안테나를 포함하는 전자 장치 |
-
2022
- 2022-11-28 WO PCT/KR2022/018998 patent/WO2023096449A1/ko not_active Ceased
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008022469A (ja) * | 2006-07-14 | 2008-01-31 | Mitsubishi Electric Corp | 携帯端末装置 |
| KR20190040642A (ko) * | 2017-10-11 | 2019-04-19 | 삼성전기주식회사 | 코일 조립체 |
| KR20200014126A (ko) * | 2018-07-31 | 2020-02-10 | 삼성전자주식회사 | 적층되어 형성된 다수의 코일 안테나들을 갖는 전자 장치 |
| KR20200133513A (ko) * | 2019-05-20 | 2020-11-30 | 삼성전자주식회사 | 무선 충전 구조를 포함하는 전자 장치 |
| KR20210000999A (ko) * | 2019-06-26 | 2021-01-06 | 삼성전자주식회사 | 협소 공간에 설치 가능한 구조의 안테나를 포함하는 전자 장치 |
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