WO2022131701A1 - Dispositif électronique pliable et procédé de fonctionnement de celui-ci - Google Patents

Dispositif électronique pliable et procédé de fonctionnement de celui-ci Download PDF

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Publication number
WO2022131701A1
WO2022131701A1 PCT/KR2021/018763 KR2021018763W WO2022131701A1 WO 2022131701 A1 WO2022131701 A1 WO 2022131701A1 KR 2021018763 W KR2021018763 W KR 2021018763W WO 2022131701 A1 WO2022131701 A1 WO 2022131701A1
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WIPO (PCT)
Prior art keywords
magnet
gear
housing
electronic device
shaft
Prior art date
Application number
PCT/KR2021/018763
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English (en)
Korean (ko)
Inventor
신승훈
구강현
우종훈
강호경
김용운
최현석
Original Assignee
삼성전자 주식회사
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Application filed by 삼성전자 주식회사 filed Critical 삼성전자 주식회사
Publication of WO2022131701A1 publication Critical patent/WO2022131701A1/fr

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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
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/0206—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings
    • H04M1/0208—Portable telephones comprising a plurality of mechanically joined movable body parts, e.g. hinged housings characterized by the relative motions of the body parts
    • H04M1/0214—Foldable telephones, i.e. with body parts pivoting to an open position around an axis parallel to the plane they define in closed position
    • H04M1/0216—Foldable in one direction, i.e. using a one degree of freedom hinge
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C11/00—Pivots; Pivotal connections
    • F16C11/04—Pivotal connections
    • 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
    • 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
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/026—Details of the structure or mounting of specific components
    • H04M1/0266—Details of the structure or mounting of specific components for a display module assembly
    • H04M1/0268—Details of the structure or mounting of specific components for a display module assembly including a flexible display panel
    • 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
    • H05K5/00—Casings, cabinets or drawers for electric apparatus
    • H05K5/02—Details
    • H05K5/0217—Mechanical details of casings
    • H05K5/0226—Hinges
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2250/00—Details of telephonic subscriber devices
    • H04M2250/22—Details of telephonic subscriber devices including a touch pad, a touch sensor or a touch detector

Definitions

  • Various embodiments of the present disclosure relate to a foldable electronic device and an operating method thereof.
  • a portable electronic device such as a smartphone may provide various functions, such as a call, video playback, or Internet search, based on various types of applications.
  • a user may wish to use the above-described various functions through a wider screen.
  • the screen becomes larger, portability may deteriorate. Accordingly, a foldable electronic device capable of enhancing portability by utilizing a folding structure has been developed.
  • the foldable electronic device may include a magnet to realize a feeling of opening and closing.
  • the foldable electronic device may implement an open/close feeling by utilizing the attractive force of a magnet such that the N pole and the S pole are respectively positioned at portions facing each other in a folded state.
  • a foreign object having a magnetic force due to an internal magnet included in the foldable electronic device may be attached to the foldable electronic device.
  • it may be difficult to recognize a foreign object attached to the electronic device other than the user's visual identification when a foreign object having magnetic force is attached by an internal magnet.
  • a magnetic foreign material it is highly likely that it is an object with high density and strong rigidity. Therefore, if the electronic device is closed (folded) without recognizing the foreign material, the electronic device may be damaged by the foreign material.
  • the foldable electronic device includes an internal magnet
  • a foldable electronic device includes a housing including a first housing, a second housing, and a hinge housing, wherein the first surface of the first housing and the second surface of the second housing are foldable A display facing each other in a folded state of the electronic device and positioned on the first surface and the second surface, a first magnet positioned inside the first housing, and positioned inside the second housing in the folded state a second magnet positioned at a position facing the first magnet, and a gear structure positioned on the hinge housing for simultaneous operation of the first housing and the second housing, wherein the gear structure includes the first It includes a first gear connected to a magnet and a second gear connected to the second magnet, and when the first gear rotates, the first magnet may rotate by the same angle as the first gear.
  • an electronic device that provides a method for recognizing attachment of a foreign object by an internal magnet of a foldable electronic device, a method for notifying recognition of a foreign object, and/or a method for preventing damage to a foldable electronic device It is possible to provide an apparatus and a method of operating the same.
  • FIG. 1 is a block diagram of an electronic device 101 in a network environment 100 according to various embodiments of the present disclosure.
  • FIG. 2 is a diagram illustrating a perspective view of a foldable electronic device in a first state according to an exemplary embodiment.
  • FIG. 3 is a diagram illustrating an example of an external appearance of a foldable electronic device in a second state according to an exemplary embodiment.
  • FIG. 4 is a view illustrating a hinge structure and a hinge housing of a foldable electronic device according to an exemplary embodiment.
  • FIG. 5 is a diagram illustrating a side view of a foldable electronic device according to an exemplary embodiment.
  • FIG. 6 is a view illustrating an inside of a housing of an electronic device according to an exemplary embodiment.
  • FIG. 7 is a diagram illustrating a gear structure of an electronic device according to an exemplary embodiment.
  • FIG. 8 is a view illustrating an inside of a housing of an electronic device according to an exemplary embodiment.
  • FIG. 9 is a diagram illustrating an operation of a rail of an electronic device according to an exemplary embodiment.
  • FIG. 10 is a flowchart illustrating an operation of a foldable electronic device according to an exemplary embodiment.
  • FIG. 11 is a diagram for describing a method for detecting a foreign object of a foldable electronic device according to an exemplary embodiment.
  • FIG. 12 is a diagram for explaining a folding limiting operation of a foldable electronic device according to an exemplary embodiment.
  • FIG. 13 is a diagram for explaining a folding limiting operation of a foldable electronic device according to an exemplary embodiment
  • FIG. 1 is a block diagram of an electronic device 101 in 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 a second network 199 . It may communicate with the electronic device 104 or the server 108 through (eg, a long-distance wireless communication network). According to an embodiment, the electronic device 101 may communicate with the electronic device 104 through the server 108 .
  • a first network 198 eg, a short-range wireless communication network
  • a second network 199 e.g., a second network 199
  • the electronic device 101 may communicate with the electronic device 104 through the server 108 .
  • the electronic device 101 includes a processor 120 , a memory 130 , an input module 150 , a sound output module 155 , a display module 160 , an audio module 170 , and a sensor module ( 176), interface 177, connection terminal 178, haptic module 179, camera module 180, power management module 188, battery 189, communication module 190, subscriber identification module 196 , or an 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 to the electronic device 101 .
  • some of these components are integrated into one component (eg, display module 160 ). can be
  • the processor 120 for example, executes software (eg, a program 140) to execute at least one other component (eg, a hardware or software component) of the electronic device 101 connected to the processor 120 . It can control and perform various data processing or operations. According to one embodiment, as at least part of data processing or operation, the processor 120 converts commands or data received from other components (eg, the sensor module 176 or the communication module 190 ) to the volatile memory 132 . may be stored in the volatile memory 132 , and may process commands or data stored in the volatile memory 132 , and store the result data in the non-volatile memory 134 .
  • software eg, a program 140
  • the processor 120 converts commands or data received from other components (eg, the sensor module 176 or the communication module 190 ) to the volatile memory 132 .
  • the volatile memory 132 may be stored in the volatile memory 132 , and may process commands or data stored in the volatile memory 132 , and store the result data in the non-volatile memory 134 .
  • the processor 120 is the 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) a neural processing unit (NPU), an image signal processor, a sensor hub processor, or a communication processor).
  • the main processor 121 e.g, 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
  • an image signal processor e.g., a sensor hub processor, or a communication processor.
  • the main processor 121 e.g, 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
  • an image signal processor e.g., a sensor hub processor, or a communication processor.
  • the main processor 121 e.g, a central processing unit or an application processor
  • a secondary processor 123
  • the auxiliary processor 123 is, for example, on behalf 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, executing an application). ), 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 co-processor 123 eg, an image signal processor or a communication processor
  • may be implemented as part of another functionally related component eg, the camera module 180 or the communication module 190. have.
  • the auxiliary processor 123 may include a hardware structure specialized for processing an artificial intelligence model.
  • Artificial intelligence models can be created through machine learning. Such learning may be performed, for example, in the electronic device 101 itself on which 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 above, but is not limited to the above example.
  • the artificial intelligence model may include, in addition to, or alternatively, a software structure in addition to the hardware structure.
  • the memory 130 may store various data used by at least one component of the electronic device 101 (eg, the processor 120 or the sensor module 176 ).
  • the data may include, for example, input data or output data for software (eg, the program 140 ) and instructions related thereto.
  • the memory 130 may include a volatile memory 132 or a 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 in a component (eg, the processor 120 ) of the electronic device 101 from the outside (eg, a user) of the electronic device 101 .
  • 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 a sound signal 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.
  • the receiver may be used to receive an incoming call. According to one embodiment, the receiver may be implemented separately from or as part of the speaker.
  • the display module 160 may visually provide information to the outside (eg, a user) of the electronic device 101 .
  • the display module 160 may include, for example, a control circuit for controlling a display, a hologram device, or a projector and a corresponding device.
  • the display module 160 may include a touch sensor configured to sense a touch or a pressure sensor configured to measure the intensity of a force generated by the touch.
  • the audio module 170 may convert a sound into an electric signal or, conversely, convert an electric signal into a sound. According to an embodiment, the audio module 170 acquires a sound through the input module 150 , or an external electronic device (eg, a sound output module 155 ) connected directly or wirelessly with the electronic device 101 . A sound may be output through the electronic device 102 (eg, a speaker or headphones).
  • an external electronic device eg, a sound output module 155
  • a sound may be output through the electronic device 102 (eg, a speaker or headphones).
  • the sensor module 176 detects an operating state (eg, power or temperature) of the electronic device 101 or an external environmental state (eg, user state), and generates an electrical signal or data value corresponding to the sensed state. can do.
  • the sensor module 176 may include, for example, a gesture sensor, a gyro sensor, a barometric pressure sensor, a magnetic sensor, an acceleration sensor, a grip sensor, a proximity sensor, a color sensor, an IR (infrared) sensor, a biometric sensor, It may include a temperature sensor, a humidity sensor, or an illuminance sensor.
  • the interface 177 may support one or more designated protocols that may be used by the electronic device 101 to directly or wirelessly connect with 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
  • the connection terminal 178 may include a connector through which the electronic device 101 can be physically connected to an external electronic device (eg, the electronic device 102 ).
  • 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 an electrical signal into a mechanical stimulus (eg, vibration or movement) or an electrical stimulus that the user can perceive through tactile or kinesthetic sense.
  • 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 an 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, for example, at least a part of a power management integrated circuit (PMIC).
  • PMIC power management integrated circuit
  • the battery 189 may supply power to at least one component of the electronic device 101 .
  • 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). It can support establishment and communication performance through the established communication channel.
  • 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, : It may include a LAN (local area network) communication module, or a power line communication module).
  • GNSS global navigation satellite system
  • a corresponding communication module among these communication modules 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 computer network (eg, a telecommunication network such as a LAN or a WAN).
  • a first network 198 eg, a short-range communication network such as Bluetooth, wireless fidelity (WiFi) direct, or infrared data association (IrDA)
  • 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 computer network (eg, a telecommunication network such as a LAN or a WAN).
  • a telecommunication network
  • the wireless communication module 192 uses the subscriber information (eg, International Mobile Subscriber Identifier (IMSI)) stored in the subscriber identification module 196 within a communication network such as the first network 198 or the second network 199 .
  • the electronic device 101 may be identified or authenticated.
  • the wireless communication module 192 may support a 5G network after a 4G network and a next-generation communication technology, for example, a new radio access technology (NR).
  • NR access technology includes high-speed transmission of high-capacity data (eMBB (enhanced mobile broadband)), minimization of terminal power and access to multiple terminals (mMTC (massive machine type communications)), or high reliability and low latency (URLLC (ultra-reliable and low-latency) -latency communications)).
  • eMBB enhanced mobile broadband
  • mMTC massive machine type communications
  • URLLC ultra-reliable and low-latency
  • the wireless communication module 192 may support a high frequency band (eg, mmWave band) to achieve a high data rate, for example.
  • a high frequency band eg, mmWave band
  • the wireless communication module 192 includes various technologies for securing performance in a high-frequency band, for example, beamforming, massive multiple-input and multiple-output (MIMO), all-dimensional multiplexing. It may support technologies such as full dimensional MIMO (FD-MIMO), an array antenna, analog beam-forming, or a large scale antenna.
  • the wireless communication module 192 may support various requirements specified in 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 may include a peak data rate (eg, 20 Gbps or more) for realizing eMBB, loss coverage (eg, 164 dB or less) for realizing mMTC, or U-plane latency for realizing URLLC ( Example: downlink (DL) and uplink (UL) each 0.5 ms or less, or round trip 1 ms or less).
  • a peak data rate eg, 20 Gbps or more
  • loss coverage eg, 164 dB or less
  • U-plane latency for realizing URLLC
  • the antenna module 197 may transmit or receive a signal or power to the outside (eg, an external electronic device).
  • the antenna module 197 may include an antenna including a conductor formed on a substrate (eg, a PCB) or a radiator formed of a conductive pattern.
  • the antenna module 197 may include a plurality of antennas (eg, an array antenna). In this case, at least one antenna suitable for a communication method used in a communication network such as the first network 198 or the second network 199 is connected from the plurality of antennas by, for example, the communication module 190 . can be selected. 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)
  • RFIC radio frequency integrated circuit
  • the antenna module 197 may form a mmWave antenna module.
  • the mmWave antenna module comprises a printed circuit board, an RFIC disposed on or adjacent to a first side (eg, bottom side) of the printed circuit board and capable of supporting a designated high frequency band (eg, mmWave band); and a plurality of antennas (eg, an array antenna) disposed on or adjacent to a second side (eg, top or side) 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)
  • GPIO general purpose input and output
  • SPI serial peripheral interface
  • MIPI mobile industry processor interface
  • the command 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 a part of operations executed in the electronic device 101 may be executed in one or more external electronic devices 102 , 104 , or 108 .
  • the electronic device 101 may perform the function or service itself instead of executing the function or service itself.
  • one or more external electronic devices may be requested to perform at least a part of the function or the service.
  • One or more external electronic devices that have received 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 transmit a result of the execution to the electronic device 101 .
  • the electronic device 101 may process the result as it is or additionally and provide it as at least a part of a response to the request.
  • cloud computing distributed computing, mobile edge computing (MEC), or client-server computing technology may be used.
  • the electronic device 101 may provide an ultra-low latency service using, for example, distributed computing or mobile edge computing.
  • 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.
  • the external electronic device 104 or the server 108 may be included in the second network 199 .
  • the electronic device 101 may be applied to an intelligent service (eg, smart home, smart city, smart car, or health care) based on 5G communication technology and IoT-related technology.
  • the electronic device may have various types of devices.
  • the electronic device may include, for example, a portable communication device (eg, a smart phone), a computer device, a portable multimedia device, a portable medical device, a camera, a wearable device, or a home appliance device.
  • a portable communication device eg, a smart phone
  • a computer device e.g., a smart phone
  • a portable multimedia device e.g., a portable medical device
  • a camera e.g., a portable medical device
  • a camera e.g., a portable medical device
  • a camera e.g., a portable medical device
  • a wearable device e.g., a smart bracelet
  • a home appliance device e.g., a home appliance
  • first, second, or first or second may be used simply to distinguish the element from other elements in question, and may refer to elements in other aspects (e.g., importance or order) is not limited. It is said that one (eg, first) component is “coupled” or “connected” to another (eg, second) component, with or without the terms “functionally” or “communicatively”. When referenced, it means that one component can be connected to the other component directly (eg by wire), wirelessly, or through a third component.
  • module used in various embodiments of this document may include a unit implemented in hardware, software, or firmware, and is interchangeable with terms such as, for example, logic, logic block, component, or circuit.
  • a module may be an integrally formed part or a minimum unit or a part of the part that performs one or more functions.
  • the module may be implemented in the form of an application-specific integrated circuit (ASIC).
  • ASIC application-specific integrated circuit
  • one or more instructions stored in a storage medium may be implemented as software (eg, the program 140) including
  • a processor eg, processor 120
  • a device eg, electronic device 101
  • the one or more instructions may include code generated by a compiler or code executable by an interpreter.
  • the device-readable storage medium may be provided in the form of a non-transitory storage medium.
  • 'non-transitory' only means that the storage medium is a tangible device and does not include a signal (eg, electromagnetic wave), and this term is used in cases where data is semi-permanently stored in the storage medium and It does not distinguish between temporary storage cases.
  • a signal eg, electromagnetic wave
  • the method according to various embodiments disclosed in this document may be provided as included in a computer program product.
  • Computer program products may be traded between sellers and buyers as commodities.
  • the computer program product is distributed in the form of a machine-readable storage medium (eg compact disc read only memory (CD-ROM)), or via an application store (eg Play StoreTM) or on two user devices ( It can be distributed (eg downloaded or uploaded) directly between smartphones (eg: smartphones) and online.
  • a part of the computer program product may be temporarily stored or temporarily generated in a machine-readable storage medium such as a memory of a server of a manufacturer, a server of an application store, or a relay server.
  • each component (eg, module or program) of the above-described components may include a singular or a plurality of entities, and some of the plurality of entities may be separately disposed in other components. have.
  • one or more components or operations among the above-described corresponding components may be omitted, or one or more other components or operations may be added.
  • a plurality of components eg, a module or a program
  • the integrated component may perform one or more functions of each component of the plurality of components identically or similarly to those performed by the corresponding component among the plurality of components prior to the integration. .
  • operations performed by a module, program, or other component are executed sequentially, in parallel, repeatedly, or heuristically, or one or more of the operations are executed in a different order, or omitted. or one or more other operations may be added.
  • FIGS. 2, 3 and 4 an electronic device according to an embodiment of the present disclosure will be described with reference to FIGS. 2, 3 and 4 .
  • FIG. 2 is a perspective view of a foldable electronic device in a first state according to an embodiment
  • FIG. 3 is a diagram illustrating an example of an external appearance of a foldable electronic device in a second state according to an embodiment
  • 4 is a view illustrating a hinge structure and a hinge housing of a foldable electronic device according to an exemplary embodiment.
  • the same components as in the above-described embodiment may be referred to by the same reference numerals.
  • the foldable electronic device 101 (eg, the electronic device 101 of FIG. 1 ) according to an embodiment includes a display 160 (eg, the display module 160 of FIG. 1 ). , a housing 200 including a first housing 210 and a second housing 220 , a hinge structure 240 including a first hinge structure 240a and a second hinge structure 240b (or a hinge structure) It may include a hinge housing 230 disposed inside this.
  • 2 is a perspective view of the foldable electronic device 101 in a state in which the display 160 and the housing 200 are separated in a first state (eg, a flat state, an unfolded state, or an unfolded state), and FIG.
  • FIG. 3 is A perspective view of the foldable electronic device 101 in a second state (eg, a folded state or a folded state) is shown. Additionally or alternatively, the foldable electronic device 101 may further include a first cover that covers the rear surface of the first housing 210 and a second cover that covers the rear surface of the second housing 220 .
  • the first housing 210 is disposed continuously with the second housing 220 depending on the arrangement (eg, when the central portion 163 of the display 160 is flattened or the housing 200 ) ) in the unfolded state), it may be arranged in parallel with the second housing 220 .
  • the first surface 261 of the first housing 210 may be disposed to face the second surface 262 of the second housing 220 .
  • the first surface 261 of the first housing 210 faces in the opposite direction to the second surface 262 of the second housing 220 . can be placed.
  • the first housing 210 may be, for example, at least partly made of a metallic material, or at least partly made of a non-metallic material.
  • the first housing 210 may be formed of a material having a certain rigidity to support at least a portion of the display 160 .
  • An area of the display 160 eg, a portion of the upper portion 161 and the central portion 163 of the display 160 ) may be disposed on at least a portion of the front surface of the first housing 210 . At least a portion of the first housing 210 may be adhered (or coupled) to the upper portion 161 of the display 160 .
  • the front edge of the first housing 210 may be adhered (or coupled) to the edge of the upper 161 of the display 160 .
  • one side of the upper front side of the first housing 210 may be adhered (or coupled) with one side of the upper side 161 of the display 160 .
  • the first adhesive layer 167a may be disposed on at least a portion between the first housing 210 and the upper portion 161 of the display 160 .
  • At least a portion of the inside of the first housing 210 is provided in a hollow shape or is provided in a hollow shape while being coupled to the first cover, and electronic elements (eg, a printed circuit board, the printed circuit board) required for driving the display 160 .
  • At least one processor mounted on the circuit board, at least one memory, and elements such as a battery) may be disposed.
  • the edge end of the first housing 210 (eg, the edge end of the other three places except for the edge facing the second housing 220 among the four edges of the first housing 210)
  • the display 160 may protrude from the center so as to surround one edge of the display 160 .
  • an edge facing the second housing 220 is a hinge structure 240 such that at least a portion of the hinge housing 230 on which the hinge structure 240 is mounted can be disposed. It may include a shape corresponding to .
  • the second housing 220 may be disposed in parallel with the first housing 210 depending on the arrangement, or at least one surface of the first housing 210 may be disposed on one surface (eg, the display 160 ). surface) and may be disposed to face.
  • the second housing 220 may be made of the same material as the first housing 210 .
  • As the second housing 220 is disposed to be symmetrical to the left and right or up and down with the first housing 210 at least a portion of the remaining one area of the display 160 of the first housing 210 is disposed on the front side. (eg, the other side of the lower portion 162 and the central portion 163 of the display 160) may be disposed to support.
  • At least a portion of the second housing 220 may be adhered (or coupled) to the lower portion 162 of the display 160 .
  • the front edge of the second housing 220 may be adhered (or coupled) to the edge of the lower portion 162 of the display 160 .
  • one side of the lower front side of the second housing 220 may be adhered (or coupled) with one side of the lower side 162 of the display 160 .
  • the second adhesive layer 167b may be disposed on at least a portion between the second housing 220 and the lower portion 162 of the display 160 .
  • At least a portion of the inside of the second housing 220 is provided in a hollow shape similar to the first housing 210 , or is provided in a hollow shape while being coupled to the second cover so that electronic elements necessary for driving the display 160 are disposed. can be
  • the edge end of the second housing 220 (eg, the edge end of the other three places except for the edge facing the first housing 210 among the four edges of the second housing 220)
  • the display 160 may protrude to surround the other edge.
  • a portion facing the first housing 210 among the four edges of the second housing 220 includes a hinge structure 240 such that at least a portion of the hinge housing 230 on which the hinge structure 240 is mounted can be disposed. Corresponding shapes may be included.
  • the foldable electronic device 101 is disposed on one side of the first housing 210 or the second housing 220 , and at least one It may include a sensor.
  • the sensor may include, for example, at least one of a proximity sensor, an illumination sensor, an iris sensor, an image sensor (or a camera), and a fingerprint sensor.
  • the housing 200 may expose a plurality of magnets 250 through one surface.
  • the first surface 261 of the first housing 210 may expose the first magnet 251 , the second magnet 252 , and the third magnet 253 .
  • the second surface 262 of the second housing 22 may expose the fourth magnet 254 , the fifth magnet 255 , and the sixth magnet 256 through the second surface 262 .
  • the housing 200 is illustrated to expose the plurality of magnets 250 through one surface, but according to an embodiment, the housing 200 includes the plurality of magnets 250 .
  • the plurality of magnets 250 may not be exposed, or according to an exemplary embodiment, the housing 200 may expose only some of the plurality of magnets 250 .
  • the first magnet 251 and the fourth magnet 254 may be respectively located at positions facing each other when the foldable electronic device 101 is folded.
  • the second magnet 252 and the fifth magnet 255 may be respectively located at positions facing each other when the foldable electronic device 101 is folded.
  • the third magnet 253 and the sixth magnet 256 may be respectively located at positions facing each other in the folded state of the foldable electronic device 101 .
  • the plurality of magnets 250 may include an N pole and an S pole, respectively.
  • the first magnet 251 and the fourth magnet 254 may exert an attractive force with each other.
  • the S pole side of the first magnet 251 is exposed through the first side 261 and the N pole side of the fourth magnet 254 becomes the second side ( 262) can be exposed.
  • the N-pole surface of the first magnet 251 is exposed through the first surface 261 and the S-pole surface of the fourth magnet 254 is the second surface 262 .
  • the N-pole surface may mean a surface in which only the N-pole exists in a magnet
  • the S-pole surface may mean a surface in which only the S-pole exists in the magnet.
  • the second magnet 252 and the fifth magnet 255 may have an attractive force to each other.
  • the S pole side of the second magnet 252 is exposed through the first side 261
  • the N pole side of the fifth magnet 255 becomes the second side ( 262) can be exposed.
  • the N-pole surface of the second magnet 252 is exposed through the first surface 261 and the S-pole surface of the fifth magnet 255 is the second surface 262 . can be exposed through
  • the third magnet 253 and the sixth magnet 256 may act as attractive forces to each other.
  • the S-pole side of the third magnet 253 is exposed through the first side 261 and the N-pole side of the sixth magnet 256 becomes the second side ( 262) can be exposed.
  • the N-pole surface of the third magnet 253 is exposed through the first surface 261 and the S-pole surface of the sixth magnet 256 is the second surface 262 . can be exposed through
  • the foldable electronic device 101 has an N-pole magnet and an S-pole magnet on the housing surfaces facing each other in a folded state, so that when the foldable electronic device 101 is opened and closed, the attractive force of the magnet is utilized to provide a feeling of opening and closing.
  • FIG. 2 illustrates that the housing 200 of the foldable electronic device 101 includes six magnets, this is only an exemplary embodiment, and two or more magnets are installed in the foldable electronic device 101 in a folded state. It is sufficient if they are respectively located on the housing faces facing each other.
  • the hinge housing 230 is covered by one side of the first housing 210 and the second housing 220 according to the folded or unfolded state of the foldable electronic device 101 (eg, the housing). (200 in the unfolded state), or exposed to the outside (eg, in the folded state of the housing 200 ).
  • the hinge housing 230 is the first housing ( It may be covered by the 210 and the second housing 220 .
  • the hinge housing 230 is formed on one side edge of the first housing 210 and the second housing 220 (eg, the edge where the first housing 210 and the second housing 220 face each other in an unfolded state) At least a portion may be disposed to be exposed to the outside.
  • the display 160 may be provided to be flexible.
  • the display 160 includes an upper portion 161 or a first area disposed on the first housing 210 , a lower portion 162 or a second area disposed on the second housing 220 , and , the first housing 210 and the second housing 220 may include a central portion 163 or a central region adjacent to each other.
  • the entire display 160 may have flexibility.
  • at least a portion of the central portion 163 of the display 160 may be flexible.
  • the central portion 163 of the display 160 may be disposed so that the first housing 210 and the second housing 220 are not adhered (or coupled).
  • the central portion 163 of the display 160 may be disposed to be spaced apart from the front surfaces of the first housing 210 and the second housing 220 by a predetermined distance.
  • the upper portion 161 of the display 160 may be bonded to at least a portion of the first housing 210
  • the lower portion 162 of the display 160 may be bonded to at least a portion of the second housing 220 .
  • a first adhesive layer 167a is disposed on at least a partial area between the display 160 and the first housing 210
  • a second adhesive layer is disposed on at least a partial area between the display 160 and the second housing 220 .
  • (167b) may be disposed.
  • the first adhesive layer 167a and the second adhesive layer 167b may be disposed only on edges of the first housing 210 and the second housing 220 .
  • the foldable electronic device may include a plurality of hinge structures.
  • the illustrated drawing shows a state in which the first hinge structure 240a and the second hinge structure 240b are disposed on the hinge housing 230 .
  • the present invention is not limited thereto, and if necessary, three or more hinge structures may be disposed in the hinge housing 230 .
  • the hinge housing 230 may have a semi-cylindrical shape with an empty interior or a ship shape obtained by cutting a pipe with both sides closed in the longitudinal direction.
  • the first hinge structure 240a may be disposed on one side of the hinge housing 230 (eg, on the left side based on the drawing).
  • the second hinge structure 240b may be disposed on the other side of the hinge housing 230 (eg, on the right side in the drawing).
  • the first hinge structure 240a and the second hinge structure 240b may be symmetrically disposed with respect to the center of the hinge housing 230 .
  • the first hinge structure 240a and the second hinge structure 240b may have the same structure and configuration, but may have different positions.
  • the first hinge structure 240a is coupled to the hinge housing 230 and the housing 200, the bracket structure 270 supporting folding or unfolding of the display 160, and the bracket structure 270 are connected to the detent Supporting the arm detent structure 280 providing a sense, the first gear structure 410 and/or the arm detent structure 280 supporting the simultaneous operation of the first housing 210 and the second housing 220, A detent support structure 290 to which the axes of the first gear structure 410 are fixed may be included.
  • the bracket structure 270 has a central portion fixed to the hinge housing 230 , and both wings (the first rotation bracket 211 and the second rotation bracket 212 ) have the first housing 210 and the second housing 220 . It may be coupled to the arm detent structure 280 while being coupled to the .
  • the first rotation bracket 211 is coupled to the right side of the first housing 210
  • the second rotation bracket 212 is coupled to the left side of the second housing 220 , and is designated based on the horizontal axis of the hinge housing 230 .
  • the display 160 may be folded or unfolded by rotating within the range.
  • the first hinge structure 240a is provided not only in the unfolded state or the folded state of the housings 210 and 220 , but also at a predetermined angle, for example, 30 degrees or 60 degrees (eg, the first surface 261 of the first housing 210 ). and an angle between the second surface 262 of the second housing 220) may be supported.
  • the arm detent structure 280 may include a first arm part 221 and a second arm part 222 .
  • One side of the first arm part 221 and the second arm part 222 is connected to the bracket structure 270 through fixing parts 431 and 432, respectively, and slides along the side of the bracket structure 270 according to a hinge operation.
  • the mounting angle may be changed during operation.
  • the arm detent structure 280 includes a cam structure, and the cam structure is connected to the detent support structure 290 to provide a sense of detent during the hinge operation of the first housing 210 and the second housing 220 . can do.
  • the bracket structure 270 and the arm detent structure 280 of the first hinge structure 240a may be arranged so that all flat surfaces of the structure face the same direction (eg, upward direction based on the illustrated drawing), and the height It is possible to support the rear of the display 160 without a car.
  • the first gear structure 410 may be disposed between the bracket structure 270 and the arm detent structure 280 .
  • the first gear structure 410 transmits a force so that the second housing 220 rotates together when the first housing 210 rotates, thereby suppressing torsion of the housings 210 and 220 .
  • the first gear structure 410 may include a plurality of shaft gears and idle gears.
  • the second hinge structure 240b may include a second gear structure 420 like the first hinge structure 240a.
  • the detent support structure 290 may be fixed inside the hinge housing 230 , and may provide a specified pressure to the female detent structure 280 .
  • the detent support structure 290 includes at least one elastic body, and as the fixed cam part is pushed in the direction of the female detent structure 280 based on the elastic force of the elastic bodies, the fixed cam part detents the arm. The cam operation may be supported while being engaged with the rotation cam structure of the structure 280 .
  • FIG. 4 illustrates that the foldable electronic device includes the first hinge structure 240a and the second hinge structure 240b, this is only an exemplary embodiment. It may be implemented with a hinge structure of , or three or more hinge structures.
  • the gear when the foldable electronic device includes only one first hinge structure, the gear may be located at a position opposite to the first hinge structure, and a shaft connecting the first hinge structure and the corresponding gear may be included.
  • the shaft may include a groove engaged with the corresponding gear on the corresponding gear side. In this case, the movement of the first hinge structure is transmitted to the corresponding gear through the corresponding shaft, and a structure for rotating the plurality of magnets may be implemented using the corresponding gear and a first shaft and/or a second shaft to be described later.
  • FIG. 5 is a diagram illustrating a side view of a foldable electronic device according to an exemplary embodiment.
  • the same components as those of the above-described embodiment may be referred to by the same reference numerals, and a description thereof may be omitted.
  • a first state 510 indicates a state in which the foldable electronic device (eg, the foldable electronic device 101 of FIG. 2 ) is fully folded
  • a second state 520 indicates that the foldable electronic device is It can represent the fully unfolded state.
  • the foldable electronic device may include a first housing 210 , a second housing 220 , a hinge housing 230 , and a display 160 .
  • the first housing 210 may include a first magnet 251
  • the second housing 220 may include a fourth magnet 254 .
  • FIGS. 1 and 5 Descriptions of the first housing 210 , the second housing 220 , the hinge housing 230 , the display 160 , the first magnet 251 , and the fourth magnet 254 of the foldable electronic device are shown in FIGS.
  • the configuration of the embodiment described above with reference to FIG. 4 may be the same, and illustration and description of other configurations of the foldable electronic device in FIG. 5 may be omitted.
  • the first magnet 251 of the foldable electronic device may include an S pole and an N pole, and in the first state 510 , the S pole surface may be positioned to face the display 160 .
  • the fourth magnet 254 of the foldable electronic device may include an S pole and an N pole, and in the first state 510 , the N-pole surface may be positioned to face the display 160 .
  • the first magnet 251 and the fourth magnet 254 of the foldable electronic device may act to attract each other, and the attractive force of the first magnet 251 and the fourth magnet 254 may be
  • a feeling of opening and closing may be provided to the user.
  • the S pole surface of the first magnet 251 and the N pole surface of the fourth magnet 254 are shown to face each other.
  • the first magnet 251 and the fourth magnet 254 may be disposed such that the N-pole surface of the first magnet 251 and the S-pole surface of the fourth magnet 254 face each other.
  • the N pole and the S pole coexist in the first magnet 251 .
  • the surface may be rotated 90 degrees to face the display 160 .
  • the N pole and the S pole of the fourth magnet 254 are The coexisting side may be rotated by 90 degrees (°) to face the display 160 .
  • the foldable electronic device may further include a first iron plate 511 between the first magnet 251 and the display 160 .
  • the first iron plate 511 may be a cold rolled steel plate (Steel Plate Cold Commercial, SPCC).
  • the foldable electronic device may further include a second iron plate 512 between the fourth magnet 254 and the display 160 .
  • the second iron plate 512 may be a cold rolled steel plate (SPCC).
  • the first magnet 251 and the fourth magnet 254 have been described as an example, but the arrangement and operation of the first magnet 251 and the fourth magnet 254 in FIG. 5 is the second magnet (eg: The same can be applied between the second magnet 252 of FIG. 2) and the fifth magnet (eg, the fifth magnet 255 of FIG. 2), and the third magnet (eg, the third magnet 253 of FIG. 2)) and the sixth magnet (eg, the sixth magnet 256 of FIG. 2 ) may be equally applied.
  • [Table 1] shows foreign substances on the surface of the display 160 according to the surface facing the display 160 of the magnet (eg, the first to sixth magnets 251 to 256 in FIG. 2 ). It may be a table showing the results of the adhesion strength test. [Table 1] may also include experimental results when an iron plate is further included between the magnet and the display 160 .
  • the magnet is positioned so that the side where the N pole and S pole of the magnet coexist faces the display 160 rather than when the N pole side or S pole side of the magnet faces the display 160 .
  • the magnetic force on the surface of the display 160 is small and the adhesion strength of foreign substances is low.
  • the magnet included in the foldable electronic device when the foldable electronic device is in the unfolded state, is disposed so that the side where the N pole and the S pole of the magnet coexist faces the display. It is possible to provide an electronic device in which the adhesion strength of foreign substances to a surface is reduced.
  • the magnet included in the foldable electronic device when the foldable electronic device is in an unfolded state, is disposed so that the N-pole side or the S-pole side of the magnet does not face the display. It is possible to provide an electronic device in which the adhesion strength of foreign substances to a surface is reduced.
  • FIGS. 6 and 7 a structure of a foldable electronic device according to an embodiment for implementing the foldable electronic device of FIG. 5 will be described with reference to FIGS. 6 and 7 .
  • FIG. 6 is a view illustrating an inside of a housing of an electronic device according to an exemplary embodiment.
  • 7 is a diagram illustrating a gear structure of an electronic device according to an exemplary embodiment.
  • the same components as those of the above-described embodiment may be referred to with the same reference numerals, and a description thereof may be omitted.
  • the foldable electronic device 101 includes a first housing 210 , a second housing 220 , a hinge housing 230 , and a plurality of magnets 251 , 252 , 253 , 254 , 255 , 256 . ) and a second gear structure 420 .
  • a first housing 210 , a second housing 220 , a hinge housing 230 , a plurality of magnets 251 , 252 , 253 , 254 , 255 , 256 and a second gear structure 420 of the foldable electronic device The description may be the same as the configuration of the embodiment described above with reference to FIGS. 2 to 4 , and illustration and description of other configurations of the foldable electronic device in FIG. 6 may be omitted.
  • a plurality of magnets positioned inside the same housing may be connected to each other by one shaft.
  • the first magnet 251 , the second magnet 252 , and the third magnet 253 positioned in the first housing 210 may be connected to each other through the first shaft 640 .
  • the first shaft 640 may include a first shaft gear 641 at one end.
  • the first housing 210 may include a second shaft 620 .
  • the second shaft 620 may include a second shaft gear 621 and a third shaft gear 622 at both ends, respectively.
  • the second shaft gear 621 may be meshed with the first shaft gear 641 .
  • the third shaft gear 622 may mesh with the first auxiliary gear portion 712 of the first gear of the second gear structure 420 .
  • the second gear structure 420 may include a plurality of gears 710 , 720 , 730 , and 740 .
  • the second gear structure 420 may include four gears of a first gear 710 , a second gear 720 , a third gear 730 , and a fourth gear 740 .
  • At least two of the plurality of gears of the second gear structure 420 may be in the form of a double gear including a main gear unit and an auxiliary gear unit.
  • the first gear 710 may be in the form of a double gear including a first main gear unit 711 and a first auxiliary gear unit 712 .
  • the second gear 720 may be in the form of a double gear including a second main gear unit 721 and a second auxiliary gear unit 722 .
  • the first gear 710 is an idle gear
  • the first main gear part 711 of the first gear 710 may be meshed with the third gear 730
  • the third gear 730 may be As a shaft gear, one end of the shaft connected to the third gear 730 may be connected to the bracket structure 270 , and the other end may be connected to the detent support structure 290 .
  • the second gear 720 is an idle gear
  • the second main gear part 721 of the second gear 720 may be meshed with the fourth gear 740
  • the fourth gear 740 may be As a shaft gear, one end of the shaft connected to the fourth gear 740 may be connected to the bracket structure 270 , and the other end may be connected to the detent support structure 290 .
  • the second gear structure 420 of FIG. 7 corresponds to an example, and the number, arrangement, and use of each gear included in the gear structure may be different depending on the design of the electronic device, and the main gear unit and the auxiliary gear unit It is sufficient if at least two gears in the form of a double gear including a part are included in the gear structure.
  • the third shaft gear 622 of the second shaft 620 of the first housing 210 includes the first auxiliary gear portion 712 of the first gear of the second gear structure 420 and may be intertwined
  • the first auxiliary gear unit 712 and the first shaft gear 641 may rotate by the same angle. That is, when the first auxiliary gear unit 712 rotates by 90 degrees, the first shaft gear 641 may also rotate by 90 degrees through the second shaft 620 .
  • the gear ratio of the first auxiliary gear unit 712 and the third shaft gear 622 is 1:1
  • the gear ratio of the second shaft gear 621 and the first shaft gear 641 is also 1:1.
  • the first shaft gear 641 may also be rotated by a predetermined angle.
  • the rotation amount of the first auxiliary gear unit 712 and the first shaft gear 641 may be the same and the rotation directions may be different from each other.
  • the fourth magnet 254 , the fifth magnet 255 , and the sixth magnet 256 positioned in the second housing 220 may be connected to each other through the third shaft 630 .
  • the third shaft 630 may include a fourth shaft gear 631 at one end.
  • the second housing 220 may include a fourth shaft 610 .
  • the fourth shaft 610 may include a fifth shaft gear 611 and a sixth shaft gear 612 at both ends, respectively.
  • the sixth shaft gear 612 may be meshed with the fourth shaft gear 631 .
  • the fifth shaft gear 611 may be meshed with the second auxiliary gear portion 722 of the second gear of the second gear structure 420 .
  • the second auxiliary gear unit 722 and the fifth shaft gear 611 may rotate by the same angle. That is, when the second auxiliary gear unit 722 rotates by 90 degrees, the fifth shaft gear 611 may also rotate by 90 degrees through the fourth shaft 610 .
  • the gear ratio of the second auxiliary gear unit 722 and the fifth shaft gear 611 is 1:1
  • the gear ratio of the sixth shaft gear 612 and the fourth shaft gear 631 is also 1:1.
  • the fourth shaft gear 631 may also rotate by a predetermined angle.
  • the amount of rotation of the second auxiliary gear unit 722 and the fourth shaft gear 631 may be the same and the rotation directions may be different from each other.
  • the foldable electronic device 101 When the foldable electronic device 101 is changed from a folded state to an unfolded state or is changed from an unfolded state to a folded state through the structure of FIGS. 6 and 7 , the foldable electronic device 101 according to an embodiment of the present disclosure While the plurality of gears 710 , 720 , 730 , and 740 included in the gear structure rotate, the plurality of magnets 251 , 252 , 253 , 254 , 255 , 256 may also rotate by the same angle. The plurality of magnets 251 , 252 , 253 , 254 , 255 , and 256 of the foldable electronic device 101 are exposed through the housings 210 and 220 so that the N pole and the S pole coexist in an unfolded state.
  • the N-pole surface or the S-pole surface may be exposed through the housings 210 and 220 .
  • Polarities of the first magnet 251 , the second magnet 252 , and the third magnet 253 exposed through the first housing 210 when the foldable electronic device 101 is folded and the second housing 220 Polarities of the fourth magnet 254 , the fifth magnet 255 , and the sixth magnet 256 exposed through may be opposite to each other. Accordingly, the foldable electronic device according to an embodiment of the present disclosure may minimize attachment of foreign objects in an unfolded state while providing a feeling of opening and closing.
  • FIGS. 8 and 9 a structure of a foldable electronic device according to an embodiment for implementing the foldable electronic device of FIG. 5 will be described with reference to FIGS. 8 and 9 .
  • FIG. 8 is a view illustrating an inside of a housing of an electronic device according to an exemplary embodiment.
  • 9 is a diagram illustrating an operation of a rail of an electronic device according to an exemplary embodiment.
  • the same components as those of the above-described embodiment may be referred to by the same reference numerals, and a description thereof may be omitted.
  • the foldable electronic device 101 includes a first housing 210 , a second housing 220 , a hinge housing 230 , and a plurality of magnets 251 , 252 , 253 , 254 , 255 , 256 . ), and a second gear structure 420 .
  • a first housing 210 , a second housing 220 , a hinge housing 230 , a plurality of magnets 251 , 252 , 253 , 254 , 255 , 256 and a second gear structure 420 of the foldable electronic device The description may be the same as the configuration of the embodiment described above with reference to FIGS. 2 to 4 , and illustration and description of other configurations of the foldable electronic device in FIG. 8 may be omitted.
  • the first magnet 251 , the second magnet 252 , and the third magnet 253 positioned in the first housing 210 may be connected to each other through a first shaft 640 .
  • the first shaft 640 may include a first shaft gear 641 at one end.
  • the first housing 210 may include a second shaft 820 .
  • the second shaft 820 may include a first rail 821 and a second rail 822 at both ends, respectively.
  • the first rail 821 may be meshed with the first shaft gear 641 .
  • the second rail 822 may mesh with the first auxiliary gear portion 852 of the first gear 850 of the second gear structure 420 .
  • the second gear structure 420 may include at least two gears, and the at least two gears may be in the form of a double gear including a main gear unit and an auxiliary gear unit.
  • the second gear structure 420 may include a first gear 850 , and the first gear 850 may include a first main gear unit 851 and a first auxiliary gear unit 852 .
  • the first rail 821 of the second shaft 820 may be meshed with the first shaft gear 641 .
  • the groove shape of the first rail 821 may correspond to this shape of the first shaft gear 641 .
  • the end portion 912 of the first rail 821 may be fixed to the first shaft gear 641 .
  • the second rail 822 of the second shaft 820 may be engaged with the first auxiliary gear unit 852 .
  • the shape of the groove of the second rail 822 may correspond to this shape of the first auxiliary gear unit 852 .
  • the end portion 911 of the second rail 822 may be fixed to the first auxiliary gear unit 852 .
  • the first auxiliary gear part 852 rotates and power is transmitted by the second rail 822 and the first rail 821.
  • the first shaft gear 641 may also rotate.
  • the first auxiliary gear unit 852 and the first shaft gear 641 may rotate in the same direction and may rotate by the same angle. For example, when the first auxiliary gear unit 852 rotates by 90 degrees, the first shaft gear 641 may also rotate by 90 degrees through the second shaft 820 .
  • the fourth magnet 254 , the fifth magnet 255 , and the sixth magnet 256 positioned in the second housing 220 are coupled through the third shaft 630 .
  • the third shaft 630 may include a fourth shaft gear 631 at one end.
  • the second housing 220 may include a fourth shaft 810 .
  • the fourth shaft 810 may include a third rail 811 and a fourth rail 812 at both ends, respectively.
  • the fourth rail 812 may be meshed with the fourth shaft gear 631 .
  • the third rail 811 may be meshed with the second auxiliary gear portion 862 of the second gear of the second gear structure 420 .
  • the second gear structure 420 may include a second gear, and the second gear may include a second main gear portion and a second auxiliary gear portion 862 .
  • the shape of the second gear may be the same as that of the first gear 850 .
  • the second auxiliary gear part 862 When the second gear structure 420 of the hinge part of the foldable electronic device 101 is rotated as the foldable electronic device 101 is folded and unfolded, the second auxiliary gear part 862 also rotates and the third rail 811 is rotated. And power is transmitted by the fourth rail 812, the fourth shaft gear 631 may also rotate.
  • the second auxiliary gear unit 862 and the fourth shaft gear 631 may rotate in the same direction and may rotate by the same angle. For example, when the second auxiliary gear unit 862 rotates by 90 degrees, the fourth shaft gear 631 may also rotate by 90 degrees through the fourth shaft 810 .
  • the foldable electronic device 101 When the foldable electronic device 101 is changed from a folded state to an unfolded state or is changed from an unfolded state to a folded state through the structure of FIGS. 8 and 9 , the foldable electronic device 101 according to an embodiment of the present disclosure
  • the plurality of magnets 251 , 252 , 253 , 254 , 255 , and 256 may also rotate by the same angle.
  • the plurality of magnets 251 , 252 , 253 , 254 , 255 , and 256 of the foldable electronic device 101 are exposed through the housings 210 and 220 so that the N pole and the S pole coexist in an unfolded state.
  • the N-pole surface or the S-pole surface may be exposed through the housings 210 and 220 .
  • Polarities of the first magnet 251 , the second magnet 252 , and the third magnet 253 exposed through the first housing 210 when the foldable electronic device 101 is folded and the second housing 220 Polarities of the fourth magnet 254 , the fifth magnet 255 , and the sixth magnet 256 exposed through may be opposite to each other. Accordingly, the foldable electronic device according to an embodiment of the present disclosure may minimize attachment of foreign objects in an unfolded state while providing a feeling of opening and closing.
  • FIGS. 10, 11, 12, and 13 an operation of the foldable electronic device according to an embodiment of the present disclosure will be described with reference to FIGS. 10, 11, 12, and 13 .
  • 10 is a flowchart illustrating an operation of a foldable electronic device according to an exemplary embodiment.
  • 11 is a diagram for describing a method for detecting a foreign object of a foldable electronic device according to an exemplary embodiment.
  • 12 is a diagram for explaining a folding limiting operation of a foldable electronic device according to an exemplary embodiment.
  • 13 is a diagram for explaining a folding limiting operation of a foldable electronic device according to an exemplary embodiment.
  • a change in the angle of the hinge may occur.
  • the change in the angle of the hinge may indicate that the foldable electronic device is changed from the folded state to the unfolded state or changed from the unfolded state to the folded state by the user.
  • the foldable electronic device may rotate a magnet for providing a feeling of opening and closing of the foldable electronic device as the angle of the hinge changes.
  • the method of rotating the magnet may be the same as in the embodiment described above with reference to FIG. 6 or FIG. 8 .
  • the magnet may be rotated so that a side of the magnet where the N pole and the S pole coexist faces the display as the electronic device is unfolded.
  • the foldable electronic device may detect a foreign object on the touch panel.
  • operations 1001 and 1002 are not essential operations for operation 1003, and operation 1003 may be performed without operations 1001 and 1002 according to an embodiment. That is, even when there is no change in the hinge angle of the foldable electronic device, the foreign object detection operation on the touch panel of operation 1003 may be performed.
  • the foldable electronic device 101 may include a touch panel (not shown) under the display 160 or inside the display 160 .
  • the touch panel may include a plurality of capacitances arranged in a grid structure to correspond to the display 160 .
  • Table 1110 of FIG. 11 may be a table showing variations in capacitance of a plurality of capacitances arranged in a grid structure of the touch panel.
  • a foreign material 1 eg, a magnetic foreign material, a finger
  • the position of the foreign material 1 It can be seen that the capacitance of the capacitances corresponding to . That is, the foldable electronic device 101 according to an embodiment of the present disclosure may determine whether a foreign material is located through a change in the capacitance of the touch panel.
  • the foldable electronic device may generate a notification in operation 1004 .
  • the foldable electronic device may notify the user that a foreign object has been detected through sound, vibration, and/or display of a notification icon on the display.
  • the foldable electronic device may determine whether the foreign object has been removed.
  • the method of confirming the removal of the foreign material of the foldable electronic device may be the same as in the embodiment described above with reference to FIG. 11 .
  • the foldable electronic device may detect a change in capacitance of capacitances corresponding to the position of the foreign material 1 and terminate the process when it is confirmed that the foreign material has been removed.
  • the foldable electronic device may perform an operation of limiting folding of the foldable electronic device.
  • a first state 1210 may indicate a state in which a foreign object is not detected in the foldable electronic device.
  • the magnet included in the first housing 210 and the magnet included in the second housing 220 may be disposed such that attractive forces act with each other.
  • the foldable electronic device is a device in which the S pole 1214 and the N pole 1213 of the first magnet 251 included in the first housing 210 coexist.
  • the S pole 1214 of the first magnet 251 corresponds to the N pole 1212 of the fourth magnet 254
  • the N pole 1213 of the first magnet 251 is The first magnet 251 may be rotated to correspond to the S pole 1211 of the fourth magnet 254 .
  • the side where the S pole 1211 and the N pole 1212 of the fourth magnet 254 included in the second housing 220 coexist toward the display 160 faces the fourth magnet (
  • the S pole 1211 of 254 corresponds to the N pole 1213 of the first magnet 251 and the N pole 1212 of the fourth magnet 254 is the S pole 1214 of the first magnet 251 and
  • the fourth magnet 254 may be rotated to correspond to it.
  • a method of rotating a magnet according to an embodiment may be the same as in the above-described embodiment.
  • the second state 1220 may indicate a state in which a foreign object is detected in the foldable electronic device.
  • the magnet included in the first housing 210 and the magnet included in the second housing 220 may be arranged to act as a repulsive force.
  • the foldable electronic device is a surface in which the S pole 1214 and the N pole 1213 of the first magnet 251 included in the first housing 210 coexist.
  • the S pole 1214 of the first magnet 251 corresponds to the S pole 1211 of the fourth magnet 254, and the N pole 1213 of the first magnet 251 is the second 4
  • the first magnet 251 may be rotated to correspond to the N pole 1212 of the magnet 254 .
  • the side where the S pole 1211 and the N pole 1212 of the fourth magnet 254 included in the second housing 220 coexist toward the display 160 faces the fourth magnet (
  • the S pole 1211 of 254 corresponds to the S pole 1214 of the first magnet 251 and the N pole 1212 of the fourth magnet 254 is the N pole 1213 of the first magnet 251 and
  • the fourth magnet 254 may be rotated to correspond to it.
  • a method of rotating a magnet according to an embodiment may be the same as in the above-described embodiment.
  • the foldable electronic device according to the embodiment of FIG. 12 rotates the magnets so that a repulsive force acts between the magnets of the first housing 210 and the magnets of the second housing 220 when a foreign object is detected on the surface of the display 160 to rotate the folder. It is possible to prevent the electronic device from being damaged due to foreign objects by preventing the electronic device from being folded, by making the strength of closing weaken, or by making the user feel resistance to folding.
  • FIGS. 4 and 13 is a view illustrating a side view of the first hinge structure 240a of FIG. 4 taken along line A-A'.
  • a first state 1310 may indicate a state in which the foldable electronic device is fully unfolded
  • a second state 1320 may indicate a state in which the foldable electronic device is fully folded.
  • the first rotation bracket 211 may be connected to the first arm part 221 through the first fixing part 431 .
  • the second rotation bracket 212 may be connected to the second arm part 222 through the second fixing part 432 .
  • the first rotation bracket 211 and the second rotation bracket 212 maintain the unfolded state in the first state 1310
  • the display 160 may maintain the unfolded state.
  • the first arm 221 may rotate within a specified angular range with respect to the first rotation shaft 231 .
  • the second arm 222 may rotate within a specified angular range with respect to the second rotation shaft 232 .
  • the first rotation bracket 211 may rotate with respect to the first virtual axis 11 within a similar or the same angular range as the first arm unit 221 .
  • the second rotation bracket 212 may rotate with respect to the second virtual axis 12 within a similar or the same angular range as the second arm portion 222 .
  • the first housing to which the first rotation bracket 211 is fixed eg, the first housing of FIG. 2
  • a second housing to which the second rotation bracket 212 is fixed eg, the second housing 220 of FIG. 2
  • the vertical axis 803 at one point of the horizontal axis 801 can be rotated by a certain angle in the direction.
  • the first rotation bracket 211 rotates by external pressure
  • the pressure may be transmitted to the first arm part 221 through the first fixing part 431 .
  • the first fixing part 431 is connected to the first rotation bracket ( It may slide by a predetermined distance along the first slide hole 211_2 of the 211 .
  • the first rotation bracket 211 rotates by a first angle
  • the first arm 221 rotates by a first angle in the vertical axis 803 direction on the horizontal axis 801 with respect to the first rotation axis 231.
  • a force according to the rotation operation may be transmitted to the first gear structure 410 .
  • a force according to the rotation of the first gear structure 410 is transmitted to the second arm part 222 , and a second rotation bracket 212 connected through the second fixing part 432 according to the rotation of the second arm part 222 . It can rotate.
  • the second fixing part 432 is connected to the second rotation bracket ( It may slide by a predetermined distance along the second slide hole 212_2 of the 212 .
  • the first hinge structure 240a may have a structure in which the first rotation bracket 211 and the second rotation bracket 212 simultaneously rotate according to a pressure (or force) applied from the outside. Accordingly, even if external pressure is generated in the second housing 220 to which the second rotation bracket 212 is connected, or is simultaneously generated in the first housing 210 and the second housing 220, the first rotation bracket 211 And the second rotation bracket 212 can rotate at the same time.
  • the central portion of the display 160 may be bent into a “U” shape, and the remaining area may maintain a flat state.
  • the first fixing part 431 is the first slide hole 211_2 of the first rotation bracket 211 . may be located on the lower edge of On the other hand, in the first state 1310 , the first fixing part 431 may be located at an upper edge of the first slide hole 211_2 of the first rotation bracket 211 .
  • the second fixing part 432 is the second slide hole 212_2 of the second rotation bracket 212 .
  • the second fixing part 432 may be located on the lower edge of the
  • the second fixing part 432 may be located at an upper edge of the second slide hole 212_2 of the second rotation bracket 212 .
  • the latch 1350 when a foreign object is detected on the surface of the display 160, the latch 1350 is moved from the -z axis to the +z axis or from the +z axis to the -z axis to form the first slide hole 211_2 and It may be positioned in the second slide hole 212_2. Accordingly, even if an attempt is made to fold the foldable electronic device by external pressure, the fixing parts 431 and 432 cannot slide along the slide holes 211_2 and 212_2 by the latch 1350, so the folding of the electronic device is forced. can be limited to Accordingly, when a foreign material is detected on the surface of the display 160 , the foldable electronic device forcibly restricts the foldable electronic device from being folded over a predetermined angle, thereby preventing the electronic device from being damaged by the foreign material.
  • the first surface 261 of the first housing 210 is Although the case of in-folding disposed to face the second surface 262 of the second housing 220 has been illustrated and described as an example, the embodiments of FIGS. 2 to 13 show the display 160 according to an embodiment.
  • the central part 163 is folded, even in the case of out-folding, the first surface 261 of the first housing 210 is disposed to face the opposite direction to the second surface 262 of the second housing 220 .
  • the plurality of magnets 250 may prevent the external housing from being scratched by foreign substances.
  • 2 to 13 may also be applied to a multi-foldable electronic device in which in-folding and in-folding are combined, in-folding and out-folding are combined, and out-folding and out-folding are combined.
  • the plurality of magnets 250 of FIG. 2 may be electromagnets.
  • the electronic device 101 may not include a gear, a shaft, or a rail for rotating the plurality of electromagnets.
  • the electronic device 101 may recognize a change in the angle of the hinge structure 240 and supply current to a plurality of electromagnets to make the electromagnets become magnetic when they correspond to a preset specific angle section.
  • the angle of the hinge structure 240 becomes 0 (when it is in a completely closed state)
  • the electronic device 101 cuts off currents in the plurality of electromagnets to reduce current consumption and attenuate magnetic force. Since the strength of the magnetic field inside the solenoid of the electromagnet is proportional to the strength of the current and the number of turns, the electronic device 101 may adjust the magnetic force strength of the electromagnet by adjusting the current applied to the electromagnets.
  • the electronic device 101 can recognize the change in angle of the hinge structure 240 , when the electronic device 101 is in an open state from a closed state, the hinge structure 240 is moved to a specific angular section. Even if they are located, current may not be applied to the electromagnets, and only when the electronic device 101 is in a closed state from an open state, if the hinge structure 240 is positioned in a specific angular section, a current may be applied to the electromagnets.
  • the electronic device 101 flows through the plurality of electromagnets.
  • the electromagnet included in the first housing 210 and the electromagnet included in the second housing 220 have the same polarity to generate a repulsive force, thereby preventing the electronic device 101 from closing.
  • the electronic device 101 may include a geomagnetic sensor (eg, a 3D digital Hall IC) inside the first housing 210 or the second housing 220 , and the geomagnetic sensor includes a geomagnetic sensor mounted therein. It is possible to measure the magnetic force of a magnet mounted on the housing opposite to the housing.
  • the electronic device 101 may identify an angular change of the hinge structure 204 using a Gaussian change amount of the geomagnetic sensor.
  • the electronic device 101 may correct the measured Gaussian variation based on a value measured by the 6-axis sensor.
  • the electronic device 101 may include a 6-axis sensor in the first housing 210 and the second housing 220, respectively, and the 6-axis sensor is configured in the X, Y, and Z axes.
  • a plurality of inertial sensors eg, an acceleration sensor and/or a gyro sensor capable of measuring an acting acceleration or angular velocity and/or an angle encoder connected to the hinge structure 240 of the electronic device 101 and capable of measuring an angle encoder
  • inertial sensors eg, an acceleration sensor and/or a gyro sensor
  • the electronic device 101 corrects the Gaussian variation measured based on the measurement values of the two 6-axis sensors mounted on the first housing 210 and the second housing 220, respectively, and the hinge structure 240 ) can be calculated. According to an embodiment, the electronic device 101 may improve the accuracy of measuring the angle of the hinge structure 240 by correcting the Gaussian change amount measured by the geomagnetic sensor with the measurement value of the 6-axis sensor.
  • a method of measuring an angle change of a hinge structure through a geomagnetic sensor and/or a 6-axis sensor may be applied to the embodiments described herein.
  • a foldable electronic device includes a housing including a first housing, a second housing, and a hinge housing, wherein the first surface of the first housing and the second surface of the second housing are foldable A display facing each other in a folded state of the electronic device and positioned on the first surface and the second surface, a first magnet positioned inside the first housing, and positioned inside the second housing in the folded state a second magnet positioned at a position facing the first magnet, and a gear structure positioned on the hinge housing for simultaneous operation of the first housing and the second housing, wherein the gear structure includes the first It includes a first gear connected to a magnet and a second gear connected to the second magnet, and when the first gear rotates, the first magnet may rotate by the same angle as the first gear.
  • a polarity of a surface facing the display of the first magnet and a polarity of a surface facing the display of the second magnet may be opposite to each other.
  • the first magnet may have an N-pole and an S-pole coexisting side facing the display.
  • the magnet rotates, and the second magnet may rotate so that a surface of the second magnet, where the N pole and the S pole coexist, faces the display.
  • the second gear when the first gear rotates, the second gear may rotate by the same angle as the first gear.
  • the second magnet when the second gear rotates, the second magnet may rotate by the same angle as the second gear.
  • a first iron plate may be further included between the first magnet and the display.
  • the first iron plate may be a cold rolled steel plate (Steel Plate Cold Commercial, SPCC).
  • the first gear includes a first main gear unit and a first auxiliary gear unit, the first magnet is fixed to the first shaft gear, and the first auxiliary gear unit and the first auxiliary gear unit
  • the single shaft gear may rotate by the same angle at the same time, and the first main gear unit and the second main gear unit of the second gear may rotate at the same time by the same angle.
  • the first auxiliary gear unit and the first shaft gear may be connected to each other through a second shaft including a gear at both ends.
  • the first auxiliary gear unit and the first shaft gear may be connected to each other through a second shaft including rails at both ends.
  • a third magnet positioned inside the first housing and a fourth magnet positioned inside the second housing and facing the third magnet in the folded state are provided. may include more.
  • the first magnet and the third magnet may be fixed through a first shaft, and the first shaft gear may be located at one end of the first shaft.
  • the second magnet and the fourth magnet are fixed through a third shaft, and a third shaft gear may be positioned at one end of the third shaft.
  • the second magnet is fixed to a third shaft gear
  • the second auxiliary gear part of the second gear and the third shaft gear are connected to each other through a fourth shaft including a gear at both ends.
  • the second magnet is fixed to a third shaft gear
  • the second auxiliary gear unit and the third shaft gear are connected to each other through a fourth shaft including rails at both ends.
  • a notification of at least one of a sound, a vibration, and an icon may be provided.
  • the electronic device may further include a touch panel, and may determine whether a foreign material is attached to the surface of the display through a change in capacitance of the touch panel.
  • the polarity of the surface facing the display of the first magnet and the polarity of the surface facing the display of the second magnet are the same
  • the first magnet and the second magnet may be rotated to
  • a first bracket structure connected to the first housing, a first arm unit connected to the gear structure, a first fixing unit connecting the first arm unit to the first bracket structure, and the first bracket structure 1 It further includes a first slide hole for moving the first fixing part located in the bracket structure, and when a foreign material is detected on the surface of the display, the latch can be moved so that the latch is located in the first slide hole have.
  • a second bracket structure connected to the second housing, a second arm unit connected to the gear structure, a second fixing unit connecting the second arm unit and the second bracket structure, and the second 2 It further includes a second slide hole for moving the second fixing part located in the bracket structure, and when a foreign object is detected on the surface of the display, the latch can be moved so that the latch is located in the second slide hole have.

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Telephone Set Structure (AREA)

Abstract

Un dispositif électronique pliable selon un mode de réalisation de la présente invention comprend : un boîtier comprenant un premier boîtier, un deuxième boîtier et un boîtier à charnière, dans lequel une première surface du premier boîtier et une deuxième surface du deuxième boîtier se font face lorsque le dispositif électronique pliable est dans un état plié ; un affichage situé sur la première surface et la deuxième surface ; un premier aimant situé à l'intérieur du premier boîtier ; un deuxième aimant situé à l'intérieur du deuxième boîtier et positionné à une position faisant face au premier aimant dans l'état plié ; et une structure d'engrenage située dans le boîtier de charnière et configurée pour un fonctionnement simultané du premier boîtier et du second boîtier, dans laquelle la structure d'engrenage comprend un premier engrenage relié au premier aimant et un second engrenage relié au second aimant, et le premier aimant peut être tourné du même angle que le premier engrenage lorsque le premier engrenage tourne.
PCT/KR2021/018763 2020-12-16 2021-12-10 Dispositif électronique pliable et procédé de fonctionnement de celui-ci WO2022131701A1 (fr)

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KR1020200176710A KR20220086347A (ko) 2020-12-16 2020-12-16 폴더블 전자 장치 및 그의 동작 방법
KR10-2020-0176710 2020-12-16

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Publication number Priority date Publication date Assignee Title
CN116045798A (zh) * 2022-07-30 2023-05-02 荣耀终端有限公司 一种角度检测装置、电子设备及角度检测方法

Citations (5)

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KR20140066064A (ko) * 2012-11-22 2014-05-30 임유섭 사용자의 펼침조작력 작용에 의해 회전하는 롤러를 갖는 플렉시블 표시장치
KR20170069115A (ko) * 2015-12-10 2017-06-20 엘지전자 주식회사 이동단말기
KR20170086369A (ko) * 2016-01-18 2017-07-26 엘지전자 주식회사 이동 단말기
KR20180083929A (ko) * 2015-12-29 2018-07-23 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 폴딩 단말
CN111200677A (zh) * 2018-11-16 2020-05-26 华为技术有限公司 折叠式的终端设备和控制壳体开合的方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20140066064A (ko) * 2012-11-22 2014-05-30 임유섭 사용자의 펼침조작력 작용에 의해 회전하는 롤러를 갖는 플렉시블 표시장치
KR20170069115A (ko) * 2015-12-10 2017-06-20 엘지전자 주식회사 이동단말기
KR20180083929A (ko) * 2015-12-29 2018-07-23 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 폴딩 단말
KR20170086369A (ko) * 2016-01-18 2017-07-26 엘지전자 주식회사 이동 단말기
CN111200677A (zh) * 2018-11-16 2020-05-26 华为技术有限公司 折叠式的终端设备和控制壳体开合的方法

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