WO2021201314A1 - Appareil de réduction d'impact, et dispositif d'affichage souple et boîtier le comprenant - Google Patents

Appareil de réduction d'impact, et dispositif d'affichage souple et boîtier le comprenant Download PDF

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Publication number
WO2021201314A1
WO2021201314A1 PCT/KR2020/004401 KR2020004401W WO2021201314A1 WO 2021201314 A1 WO2021201314 A1 WO 2021201314A1 KR 2020004401 W KR2020004401 W KR 2020004401W WO 2021201314 A1 WO2021201314 A1 WO 2021201314A1
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WO
WIPO (PCT)
Prior art keywords
groove
state
plate
flexible display
locking member
Prior art date
Application number
PCT/KR2020/004401
Other languages
English (en)
Korean (ko)
Inventor
김재욱
엄태기
박창수
송인수
Original Assignee
엘지전자 주식회사
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Application filed by 엘지전자 주식회사 filed Critical 엘지전자 주식회사
Priority to PCT/KR2020/004401 priority Critical patent/WO2021201314A1/fr
Publication of WO2021201314A1 publication Critical patent/WO2021201314A1/fr

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • G06F1/1613—Constructional details or arrangements for portable computers
    • G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
    • G06F1/1637—Details related to the display arrangement, including those related to the mounting of the display in the housing
    • G06F1/1652—Details related to the display arrangement, including those related to the mounting of the display in the housing the display being flexible, e.g. mimicking a sheet of paper, or rollable
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • G06F1/1613—Constructional details or arrangements for portable computers
    • G06F1/1615—Constructional details or arrangements for portable computers with several enclosures having relative motions, each enclosure supporting at least one I/O or computing function
    • G06F1/1624—Constructional details or arrangements for portable computers with several enclosures having relative motions, each enclosure supporting at least one I/O or computing function with sliding enclosures, e.g. sliding keyboard or display
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • 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

Definitions

  • the present invention relates to a shock reducing device capable of reducing an external shock, a flexible display device including the same, and a case.
  • a portable electronic device such as a communication terminal, a multimedia device, a portable computer, a game machine, and a photographing device includes a display for displaying image information.
  • the mobile terminal also has a folding structure that can be folded into a smaller size for convenience of portability.
  • a folding structure eg, a hinge part
  • the conventional display has a non-foldable structure, a structure in which the display is disposed over two bodies that are foldably connected could not be implemented. Therefore, a large screen cannot be applied to an electronic device having a folding structure.
  • Such a flexible display apparatus may implement screens of various sizes by using the deformable characteristics of the flexible display.
  • a flexible display device that can be extended to a screen size desired by a user may be considered by extending the area exposed to the outside by drawing the flexible display from the body.
  • a mechanism of a flexible display device capable of exposing a screen to each of the front and rear surfaces of the frame is proposed, and a method in which the two frames (body) do not deviate from each other while providing smooth movement of the flexible display unit to implement various states will be considered. There is a need.
  • a first object of the present invention is to provide a shock reducing device capable of reducing damage to internal components or parts due to an external shock after two frames (body) of the flexible display unit are moved, and a flexible display device and case including the same is to provide
  • a second object of the present invention is to provide a shock reducing device capable of reducing damage to internal components or parts by an external shock, particularly when falling in the direction of gravity, a flexible display device and a case including the same. .
  • the shock reducing device as described above is a first plate in which a first groove is formed long in one direction, and at least a portion of the first plate is overlapped with the first plate, and the first A second plate having a second groove formed to be elongated in the same direction as the groove, and a locking member rotatable in one direction and including a locking surface configured to be inserted into the first groove and the second groove. and the first plate and the second plate are positioned adjacent to each other in a first state in which the second groove is covered by the first plate, and are moved away from each other, so that the first groove and the second plate are located adjacent to each other.
  • the locking member may be configured to rotate when the first plate and the second plate are arranged side by side in the direction of gravity while being arranged in the second state.
  • the locking member includes a main surface inclined to the first plate in the first state, and the locking surface is bent at an end of the main surface to extend in a direction toward the first plate.
  • the locking member may include a pin member serving as an axis on which the locking member rotates, and a pin member hole formed at a lower end of the main surface so that the pin member is fitted.
  • a movable body that is moved on the main surface and presses the locking member to induce rotation of the locking member may be further provided.
  • the movable body may be disposed on the rear side of the main surface and move along the main surface by gravity.
  • the movable body is moved on the main surface as the first plate and the second plate are spaced apart from each other in the same direction with respect to the gravitational direction, and when the movable body is moved beyond the pin member, the The main surface may be pressed so that the locking member rotates around the pin member.
  • the movable body may have a ball shape or a cylindrical shape.
  • a cover formed to cover the first plate may be further included, and a guide groove for guiding the movement of the second plate may be formed in the cover.
  • the cover may further include a rear cover covering the rear surface of the cover.
  • the locking member may include a pin member serving as an axis on which the locking member rotates, and a fixing groove to which the pin member is fixed may be formed in the cover.
  • a movable body that is moved on the main surface to induce rotation of the locking member is further provided, and the cover connects the fixed surface to which the first plate is fitted and fixed, and the fixed surface disposed on both sides. and a cover surface, and a path groove formed to be curved along a path in which the movable body moves may be formed inside the cover surface.
  • the path groove is formed to be inclined in a direction close to the first plate by being bent in a first region in which the main surface of the engaging member is formed to correspond to the inclination of the second plate, and bent in the first region. and a second region to be formed, and after passing through the first region, the movable body may be guided along a surface formed by the second region to press the engaging member to rotate the engaging member.
  • the path groove may be made to be narrower in width from one side of the first region toward the boundary between the first region and the second region to guide a path moving along the main surface of the movable body.
  • the flexible display device including the shock reducing device as described above is configured to be movable relative to the first body, and is formed to be elongated in the same direction as the first groove. a second body having a second groove formed therein;
  • a locking member rotatable in one direction and including a locking surface made to be inserted into the first groove and the second groove, and disposed on the front surface of the first body and the rear surface of the second body, and a flexible display unit configured to change the size of an area exposed to the front surface of the first body and the rear surface of the second body as the first body and the second body move relative to each other, wherein the first groove and the second groove is made such that the first body and the second body are moved away from each other to communicate with each other in a state where the area of the flexible display unit exposed to the front of the first body is widest, and the engaging surface is the
  • the first groove and the second groove may be inserted into the first groove and the second groove in a state in which they communicate with each other to reduce the distance between the first plate and the second plate by an external force.
  • the first body and the second body are positioned adjacent to each other and are moved away from each other in a first state in which the area of the flexible display unit exposed to the rear surface of the second body is widest.
  • a second state in which the area of the flexible display unit exposed through the front surface of the body is the widest, and a stroke state in which the first state and the second state are mutually switched, the locking member is the second state It may be made to rotate when the first body and the second body are arranged side by side in the direction of gravity in the arranged state.
  • the case of the flexible display device as described above includes a first member in which a first groove elongated in one direction is formed;
  • the first member includes a first body, a relative to the first body A second body configured to be movable, and a flexible display configured to change the size of a region exposed to the front surface of the first body and the rear surface of the second body as the first body and the second body move relative to each other.
  • the flexible display device including a part is disposed to surround a side part of the first body, and the second member is disposed to surround the side part of the second body, and as the first body and the second body move relative to each other, the At least a portion of the second member is drawn into the inside of the first member, the first groove and the second groove are disposed at a position in communication with each other, the engaging surface of the engaging member is the first groove and the second groove By penetrating, it is possible to reduce the distance between the first body and the second body by an external force or approaching each other.
  • the first body and the second body are positioned adjacent to each other and are moved away from each other in a first state in which the area of the flexible display unit exposed to the rear surface of the second body is widest.
  • the engaging surface of the engaging member is inserted into the first groove and the second groove in the second state to reduce the distance between the first plate and the second plate by an external force, so that even when an external force is applied to the shock reducing device, the first plate And by the second plate does not move away from or close to each other, the shock reducing device can absorb the external force. Accordingly, there is an advantage in that the shock transmitted to the flexible display device connected to the shock reducing device can be reduced.
  • the amount of external force transmitted to the engaging member and the first member increases, so that the external force applied to the second body disposed inside the second member may be relatively reduced.
  • first plate and the second plate are disposed in the second state and at the same time the first plate and the second plate are disposed vertically with respect to the direction of gravity, the first plate and the second plate are fixed to each other by the movement of the movable body. Therefore, there is an advantage that is not fixed when simply disposed in the second state. Furthermore, there is an advantage in that the first plate and the second plate are automatically fixed without separate control while the flexible display device is falling, thereby reducing the impact.
  • FIG. 1 is a block diagram illustrating a mobile terminal related to the present invention.
  • 2(a) and 2(b) are perspective views illustrating the front surface of the flexible display device in the first state and the second state, respectively.
  • 3A and 3B are perspective views illustrating the appearance of the rear surface of the flexible display device in the first state and the second state, respectively.
  • FIG. 4 is an exploded perspective view of an impact reduction device according to an embodiment of the present invention.
  • 5A is a view showing a cross-sectional view in different directions of the shock reducing device of FIG. 4 .
  • Figure 5B is a view showing a cross-sectional view of the impact reducing device in another embodiment of the present invention.
  • FIG. 6 is an exploded perspective view of an impact reduction device according to another embodiment of the present invention.
  • FIG. 7 is a perspective view illustrating a state in which a case according to an embodiment of the present invention is mounted on a flexible display device.
  • FIG. 8 is a perspective view illustrating an external appearance of a front part of the case of FIG. 7 .
  • FIG. 9A to 9C are perspective views illustrating a state in which the first member and the second member of the case of FIG. 8 are disposed in a first state, a second state, and a state separated from each other, respectively.
  • 10A and 10B are cross-sectional views illustrating a state in which the shock reducing device mounted on the case is cut in different directions.
  • FIG. 11 is a conceptual diagram illustrating a state in which a moving object moves in the shock reducing device inside the case while the case is falling.
  • FIG. 12 is a conceptual diagram illustrating a state in which the moving body of the shock reducing device moves and the locking member rotates in a state in which the first member and the second member of the case are arranged side by side with respect to the direction of gravity.
  • the flexible display device described in this specification includes a mobile phone, a smart phone, a laptop computer, a digital broadcasting terminal, personal digital assistants (PDA), a portable multimedia player (PMP), a navigation system, and a slate PC. ), tablet PCs, ultrabooks, wearable devices, such as watch-type terminals (smartwatch), glass-type terminals (smart glass), HMD (head mounted display), etc. movement A terminal may be included.
  • a mobile terminal will be described as an example of a flexible display device for convenience of description.
  • FIG. 1 is a block diagram illustrating a mobile terminal related to the present invention.
  • the mobile terminal 100 includes a wireless communication unit 110 , an input unit 120 , a sensing unit 140 , an output unit 150 , an interface unit 160 , a memory 170 , a control unit 180 , and a power supply unit 190 . ) and the like. Since the components shown in FIG. 1 are not essential for implementing the mobile terminal, the mobile terminal described in this specification may have more or fewer components than those listed above.
  • the wireless communication unit 110 among the components is between the mobile terminal 100 and the wireless communication system, between the mobile terminal 100 and another mobile terminal 100, or between the mobile terminal 100 and the external server. It may include one or more modules that enable wireless communication between them. In addition, the wireless communication unit 110 may include one or more modules for connecting the mobile terminal 100 to one or more networks.
  • the wireless communication unit 110 may include at least one of a broadcast reception module 111 , a mobile communication module 112 , a wireless Internet module 113 , a short-range communication module 114 , and a location information module 115 . .
  • the broadcast reception module 111 of the wireless communication unit 110 receives a broadcast signal and/or broadcast-related information from an external broadcast management server through a broadcast channel.
  • the broadcast channel may include a satellite channel and a terrestrial channel. Two or more of the broadcast reception modules may be provided to the mobile terminal 100 for simultaneous broadcast reception or broadcast channel switching for at least two broadcast channels.
  • the broadcast management server may mean a server that generates and transmits a broadcast signal and/or broadcast-related information or a server that receives and transmits a previously generated broadcast signal and/or broadcast-related information to a terminal.
  • the broadcast signal may include a TV broadcast signal, a radio broadcast signal, and a data broadcast signal, as well as a TV broadcast signal or a broadcast signal in which a data broadcast signal is combined with a radio broadcast signal.
  • the broadcast signal may be encoded according to at least one of technical standards (or a broadcast method, for example, ISO, IEC, DVB, ATSC, etc.) for transmitting and receiving a digital broadcast signal, and the broadcast reception module 111 is configured to
  • the digital broadcast signal may be received using a method suitable for technical standards set by technical standards.
  • the broadcast related information may mean information related to a broadcast channel, a broadcast program, or a broadcast service provider.
  • the broadcast-related information may be provided through a mobile communication network. In this case, it may be received by the mobile communication module 112 .
  • the broadcast-related information may exist in various forms, for example, an Electronic Program Guide (EPG) of Digital Multimedia Broadcasting (DMB) or an Electronic Service Guide (ESG) of Digital Video Broadcast-Handheld (DVB-H).
  • EPG Electronic Program Guide
  • ESG Electronic Service Guide
  • a broadcast signal and/or broadcast related information received through the broadcast reception module 111 may be stored in the memory 160 .
  • the mobile communication module 112 includes technical standards or communication methods for mobile communication (eg, Global System for Mobile communication (GSM), Code Division Multi Access (CDMA), Code Division Multi Access 2000 (CDMA2000), EV -DO (Enhanced Voice-Data Optimized or Enhanced Voice-Data Only), WCDMA (Wideband CDMA), HSDPA (High Speed Downlink Packet Access), HSUPA (High Speed Uplink Packet Access), LTE (Long Term Evolution), LTE-A (Long Term Evolution-Advanced, etc.) transmits and receives a wireless signal to and from at least one of a base station, an external terminal, and a server on a mobile communication network constructed according to (Long Term Evolution-Advanced).
  • GSM Global System for Mobile communication
  • CDMA Code Division Multi Access
  • CDMA2000 Code Division Multi Access 2000
  • EV -DO Enhanced Voice-Data Optimized or Enhanced Voice-Data Only
  • WCDMA Wideband CDMA
  • HSDPA High Speed Downlink Packet Access
  • the wireless signal may include various types of data according to transmission and reception of a voice call signal, a video call signal, or a text/multimedia message.
  • the wireless Internet module 113 refers to a module for wireless Internet access, and may be built-in or external to the mobile terminal 100 .
  • the wireless Internet module 113 is configured to transmit and receive wireless signals in a communication network according to wireless Internet technologies.
  • wireless Internet technologies for example, WLAN (Wireless LAN), Wi-Fi (Wireless-Fidelity), Wi-Fi (Wireless Fidelity) Direct, DLNA (Digital Living Network Alliance), WiBro (Wireless Broadband), WiMAX (World Interoperability for Microwave Access), High Speed Downlink Packet Access (HSDPA), High Speed Uplink Packet Access (HSUPA), Long Term Evolution (LTE), Long Term Evolution-Advanced (LTE-A), etc.
  • the wireless Internet module ( 113) transmits and receives data according to at least one wireless Internet technology within a range including Internet technologies not listed above.
  • the wireless Internet module 113 performs wireless Internet access through the mobile communication network.
  • the wireless Internet module 113 may be understood as a type of the mobile communication module 112 .
  • the short-range communication module 114 is for short-range communication, and includes BluetoothTM, Radio Frequency Identification (RFID), Infrared Data Association (IrDA), Ultra Wideband (UWB), ZigBee, NFC. At least one of (Near Field Communication), Wireless-Fidelity (Wi-Fi), Wi-Fi Direct, and Wireless Universal Serial Bus (USB) technologies may be used to support short-range communication.
  • the short-distance communication module 114 is, between the mobile terminal 100 and a wireless communication system, between the mobile terminal 100 and another mobile terminal 100, or the mobile terminal 100 through wireless area networks (Wireless Area Networks). ) and another mobile terminal (100, or an external server) can support wireless communication between the network located.
  • the local area network may be a local area network (Wireless Personal Area Networks).
  • the other mobile terminal 100 is a wearable device capable of exchanging data (or interworking) with the mobile terminal 100 according to the present invention, for example, a smart watch, smart glasses. (smart glass), HMD (head mounted display)).
  • the short-range communication module 114 may detect (or recognize) a wearable device capable of communicating with the mobile terminal 100 in the vicinity of the mobile terminal 100 .
  • the controller 180 transmits at least a portion of data processed by the mobile terminal 100 to the short-range communication module ( 114) to transmit to the wearable device. Accordingly, the user of the wearable device may use data processed by the mobile terminal 100 through the wearable device.
  • the user when a call is received in the mobile terminal 100, the user performs a phone call through the wearable device, or when a message is received in the mobile terminal 100, the user receives the received call through the wearable device. It is possible to check the message.
  • the location information module 115 is a module for acquiring a location (or current location) of a mobile terminal, and a representative example thereof includes a Global Positioning System (GPS) module or a Wireless Fidelity (WiFi) module.
  • GPS Global Positioning System
  • Wi-Fi Wireless Fidelity
  • the mobile terminal utilizes a GPS module, it can acquire the location of the mobile terminal by using a signal transmitted from a GPS satellite.
  • the location of the mobile terminal may be obtained based on information of the Wi-Fi module and a wireless access point (AP) that transmits or receives a wireless signal.
  • AP wireless access point
  • the location information module 115 may perform any function of other modules of the wireless communication unit 110 to obtain data on the location of the mobile terminal as a substitute or additionally.
  • the location information module 115 is a module used to obtain the location (or current location) of the mobile terminal, and is not limited to a module that directly calculates or obtains the location of the mobile terminal.
  • the input unit 120 includes a camera 121 or an image input unit for inputting an image signal, a microphone 122 or an audio input unit for inputting an audio signal, and a user input unit 123 for receiving information from a user, for example, , a touch key, a push key, etc.).
  • the voice data or image data collected by the input unit 120 may be analyzed and processed as a user's control command.
  • the camera 121 processes an image frame such as a still image or a moving image obtained by an image sensor in a video call mode or a photographing mode.
  • the processed image frame may be displayed on the flexible display unit 151 or stored in the memory 170 .
  • the plurality of cameras 121 provided in the mobile terminal 100 may be arranged to form a matrix structure, and through the cameras 121 forming the matrix structure as described above, various angles or focal points are applied to the mobile terminal 100 .
  • a plurality of image information having a plurality of images may be input.
  • the plurality of cameras 121 may be arranged in a stereo structure to acquire a left image and a right image for realizing a stereoscopic image.
  • the microphone 122 processes an external sound signal as electrical voice data.
  • the processed voice data may be utilized in various ways according to a function (or a running application program) being performed by the mobile terminal 100 .
  • various noise removal algorithms for removing noise generated in the process of receiving an external sound signal may be implemented in the microphone 122 .
  • the user input unit 123 is for receiving information from a user, and when information is input through the user input unit 123 , the controller 180 may control the operation of the mobile terminal 100 to correspond to the input information.
  • the user input unit 123 is a mechanical input means (or, a mechanical key, for example, a button located on the front, back or side of the mobile terminal 100, a dome switch, a jog wheel, jog switch, etc.) and a touch input means.
  • the touch input means consists of a virtual key, a soft key, or a visual key displayed on the touch screen through software processing, or a part other than the touch screen. It may be made of a touch key (touch key) disposed on the.
  • the virtual key or the visual key it is possible to be displayed on the touch screen while having various forms, for example, graphics (graphic), text (text), icon (icon), video (video) or these can be made by a combination of
  • the sensing unit 140 senses at least one of information in the mobile terminal, surrounding environment information surrounding the mobile terminal, and user information, and generates a sensing signal corresponding thereto.
  • the controller 180 may control the driving or operation of the mobile terminal 100 or perform data processing, function, or operation related to an application program installed in the mobile terminal 100 based on the sensing signal. Representative sensors among various sensors that may be included in the sensing unit 140 will be described in more detail.
  • the sensing unit 140 may include a proximity sensor 141, an illumination sensor 142, an illumination sensor, a touch sensor, an acceleration sensor, a magnetic sensor, and gravity.
  • Sensor G-sensor
  • gyroscope sensor motion sensor
  • RGB sensor infrared sensor
  • IR sensor infrared sensor
  • fingerprint sensor fingerprint sensor
  • ultrasonic sensor ultrasonic sensor
  • optical sensors eg, cameras (see 121)
  • microphones see 122
  • battery gauges environmental sensors (eg, barometers, hygrometers, thermometers, radiation sensors, It may include at least one of a thermal sensor, a gas detection sensor, etc.) and a chemical sensor (eg, an electronic nose, a healthcare sensor, a biometric sensor, etc.).
  • the mobile terminal disclosed in the present specification may combine and utilize information sensed by at least two or more of these sensors.
  • the proximity sensor 141 refers to a sensor that detects the presence or absence of an object approaching a predetermined detection surface or an object existing in the vicinity without mechanical contact using the force of an electromagnetic field or infrared rays.
  • the proximity sensor 141 may be disposed in an inner region of the mobile terminal covered by the touch screen described above or in the vicinity of the touch screen.
  • the proximity sensor 141 examples include a transmission type photoelectric sensor, a direct reflection type photoelectric sensor, a mirror reflection type photoelectric sensor, a high frequency oscillation type proximity sensor, a capacitive type proximity sensor, a magnetic type proximity sensor, and an infrared proximity sensor.
  • the proximity sensor 141 may be configured to detect the proximity of an object having conductivity by a change in an electric field according to the proximity of the object. In this case, the touch screen (or touch sensor) itself may be classified as a proximity sensor.
  • the act of approaching an object on the touch screen without contacting it so that the object is recognized that it is located on the touch screen is called “proximity touch”, and the touch The act of actually touching an object on the screen is called “contact touch”.
  • the position where the object is touched in proximity on the touch screen means a position where the object is perpendicular to the touch screen when the object is touched in proximity.
  • the proximity sensor 141 may detect a proximity touch and a proximity touch pattern (eg, proximity touch distance, proximity touch direction, proximity touch speed, proximity touch time, proximity touch position, proximity touch movement state, etc.) have.
  • the controller 180 processes data (or information) corresponding to the proximity touch operation and the proximity touch pattern sensed through the proximity sensor 141 as described above, and further, provides visual information corresponding to the processed data. It can be printed on the touch screen. Furthermore, the controller 180 may control the mobile terminal 100 to process different operations or data (or information) according to whether a touch to the same point on the touch screen is a proximity touch or a contact touch. .
  • the touch sensor senses a touch (or touch input) applied to the touch screen by using at least one of various touch methods such as a resistive method, a capacitive method, an infrared method, an ultrasonic method, and a magnetic field method.
  • various touch methods such as a resistive method, a capacitive method, an infrared method, an ultrasonic method, and a magnetic field method.
  • the touch sensor may be configured to convert a change in pressure applied to a specific part of the touch screen or a change in capacitance occurring in a specific part of the touch screen into an electrical input signal.
  • the touch sensor may be configured to detect a position, an area, a pressure at the time of a touch, an electrostatic capacitance at the time of a touch, etc. in which a touch object applying a touch on the touch screen is touched on the touch sensor.
  • the touch object is an object that applies a touch to the touch sensor, and may be, for example, a finger, a touch pen or a stylus pen, a pointer, or the like.
  • the touch controller When there is a touch input to the touch sensor, a signal(s) corresponding thereto is sent to the touch controller.
  • the touch controller processes the signal(s) and then transmits corresponding data to the controller 180 . Accordingly, the controller 180 can know which area of the flexible display unit 151 has been touched, and the like.
  • the touch controller may be a component separate from the controller 180 , or may be the controller 180 itself.
  • the controller 180 may perform different controls or may perform the same control according to the type of the touch object that touches the touch screen (or a touch key provided in addition to the touch screen). Whether to perform different controls or the same control according to the type of the touch object may be determined according to the current operating state of the mobile terminal 100 or a running application program.
  • controller 180 may be a processor that drives various applications executed in the flexible display device.
  • various applications including a camera application performed on the flexible display device may be executed.
  • the above-described touch sensor and proximity sensor are independently or in combination, a short (or tap) touch on the touch screen (short touch), long touch (long touch), multi touch (multi touch), drag touch (drag touch) ), flick touch, pinch-in touch, pinch-out touch, swype touch, hovering touch, etc. It can sense touch.
  • the ultrasonic sensor may recognize location information of a sensing target by using ultrasonic waves.
  • the controller 180 may calculate the position of the wave source through information sensed by the optical sensor and the plurality of ultrasonic sensors.
  • the position of the wave source may be calculated using the property that light is much faster than ultrasonic waves, that is, the time for light to reach the optical sensor is much faster than the time for ultrasonic waves to reach the ultrasonic sensor. More specifically, the position of the wave source may be calculated using a time difference between the time that the ultrasonic wave arrives using light as the reference signal.
  • the camera 121 as seen in the configuration of the input unit 120 includes at least one of a camera sensor (eg, CCD, CMOS, etc.), a photo sensor (or an image sensor), and a laser sensor.
  • a camera sensor eg, CCD, CMOS, etc.
  • a photo sensor or an image sensor
  • a laser sensor e.g., a laser sensor
  • the camera 121 and the laser sensor may be combined with each other to detect a touch of a sensing target for a 3D stereoscopic image.
  • the photo sensor may be stacked on the display device, and the photo sensor is configured to scan the movement of the sensing target close to the touch screen. More specifically, the photo sensor mounts photo diodes and transistors (TRs) in rows/columns and scans the contents placed on the photo sensor using electrical signals that change according to the amount of light applied to the photo diodes. That is, the photo sensor calculates the coordinates of the sensing target according to the amount of change in light, and through this, location information of the sensing target can be obtained.
  • TRs photo diodes and transistors
  • the flexible display unit 151 displays (outputs) information processed by the mobile terminal 100 .
  • the flexible display unit 151 may display execution screen information of an application program driven in the mobile terminal 100, or UI (User Interface) and GUI (Graphic User Interface) information according to the execution screen information. have.
  • the flexible display unit 151 may be configured as a stereoscopic display unit for displaying a stereoscopic image.
  • a three-dimensional display method such as a stereoscopic method (glasses method), an auto stereoscopic method (glasses-free method), or a projection method (holographic method) may be applied to the stereoscopic display unit.
  • the output unit 150 is for generating an output related to visual, auditory or tactile sense, and at least one of the flexible display unit 151, the sound output unit 152, the haptip module 153, and the light output unit 154.
  • the flexible display unit 151 may implement a touch screen by forming a mutually layered structure with the touch sensor or integrally formed therewith. Such a touch screen may function as the user input unit 123 providing an input interface between the mobile terminal 100 and the user, and may provide an output interface between the mobile terminal 100 and the user.
  • the sound output unit 152 may output audio data received from the wireless communication unit 110 or stored in the memory 170 in a call signal reception, a call mode or a recording mode, a voice recognition mode, a broadcast reception mode, and the like.
  • the sound output unit 152 also outputs a sound signal related to a function (eg, a call signal reception sound, a message reception sound, etc.) performed in the mobile terminal 100 .
  • the sound output unit 152 may include a receiver, a speaker, a buzzer, and the like.
  • the haptic module 153 generates various tactile effects that the user can feel.
  • a representative example of the tactile effect generated by the haptic module 153 may be vibration.
  • the intensity and pattern of vibration generated by the haptic module 153 may be controlled by a user's selection or setting of the controller. For example, the haptic module 153 may synthesize and output different vibrations or output them sequentially.
  • the haptic module 153 is configured to respond to stimuli such as a pin arrangement that moves vertically with respect to the contact skin surface, a jet force or suction force of air through a nozzle or an inlet, a brush against the skin surface, contact of an electrode, an electrostatic force, etc.
  • stimuli such as a pin arrangement that moves vertically with respect to the contact skin surface, a jet force or suction force of air through a nozzle or an inlet, a brush against the skin surface, contact of an electrode, an electrostatic force, etc.
  • Various tactile effects can be generated, such as an effect caused by heat absorption and an effect by reproducing a feeling of cold and heat using an element capable of absorbing heat or generating heat.
  • the haptic module 153 may not only deliver a tactile effect through direct contact, but may also be implemented so that the user can feel the tactile effect through a muscle sensation such as a finger or arm. Two or more haptic modules 153 may be provided according to the configuration of the mobile terminal 100 .
  • the light output unit 154 outputs a signal for notifying the occurrence of an event by using the light of the light source of the mobile terminal 100 .
  • Examples of the event generated in the mobile terminal 100 may be message reception, call signal reception, missed call, alarm, schedule notification, email reception, information reception through an application, and the like.
  • the signal output by the optical output unit 154 is implemented as the mobile terminal emits light of a single color or a plurality of colors toward the front or rear side.
  • the signal output may be terminated when the mobile terminal detects the user's event confirmation.
  • the interface unit 160 serves as a passage with various types of external devices connected to the mobile terminal 100 .
  • This interface unit 160 a wired / wireless headset port (port), an external charger port (port), a wired / wireless data port (port), a memory card (memory card) port, for connecting a device equipped with an identification module It may include at least one of a port, an audio input/output (I/O) port, a video input/output (I/O) port, and an earphone port.
  • the mobile terminal 100 may perform appropriate control related to the connected external device.
  • the identification module is a chip storing various information for authenticating the usage right of the mobile terminal 100, a user identification module (UIM), a subscriber identity module (subscriber identity module; SIM), universal user authentication It may include a universal subscriber identity module (USIM) and the like.
  • a device equipped with an identification module hereinafter, 'identification device' may be manufactured in the form of a smart card. Accordingly, the identification device may be connected to the terminal 100 through the interface unit 160 .
  • the interface unit 160 is a passage through which power from the cradle is supplied to the mobile terminal 100 when the mobile terminal 100 is connected to an external cradle, or is input from the cradle by a user. It may be a path through which various command signals are transmitted to the mobile terminal 100 . Various command signals or the power input from the cradle may be operated as signals for recognizing that the mobile terminal 100 is correctly mounted on the cradle.
  • the memory 170 may store a program for the operation of the controller 180 , and may temporarily store input/output data (eg, a phone book, a message, a still image, a moving image, etc.).
  • the memory 170 may store data related to vibrations and sounds of various patterns output when a touch input on the touch screen is input.
  • the memory 170 is a flash memory type, a hard disk type, a solid state disk type (SSD), a silicon disk drive type (SDD), and a multimedia card micro type.
  • card-type memory such as SD or XD memory
  • random access memory RAM
  • static random access memory SRAM
  • read-only memory ROM
  • electrically erasable programmable read EEPROM
  • PROM programmable read-only memory
  • magnetic memory a magnetic disk, and an optical disk
  • the mobile terminal 100 may be operated in relation to a web storage that performs a storage function of the memory 170 on the Internet.
  • the controller 180 In addition to the operation related to the application program, the controller 180 generally controls the overall operation of the mobile terminal 100 .
  • the controller 180 may provide or process appropriate information or functions to the user by processing signals, data, information, etc. input or output through the above-described components or by driving an application program stored in the memory 170 .
  • the controller 180 may control at least some of the components discussed with reference to FIG. 1 in order to drive an application program stored in the memory 170 . Furthermore, in order to drive the application program, the controller 180 may operate by combining at least two or more of the components included in the mobile terminal 100 with each other.
  • the power supply unit 190 receives external power and internal power under the control of the control unit 180 to supply power to each component included in the mobile terminal 100 .
  • the power supply unit 190 includes a battery 191, which may be a built-in battery or a replaceable battery.
  • the power supply unit 190 may include a connection port, and the connection port may be configured as an example of the interface 160 to which an external charger that supplies power for charging the battery is electrically connected.
  • the power supply unit 190 may be configured to charge the battery in a wireless manner without using the connection port.
  • the power supply unit 190 uses one or more of an inductive coupling method based on a magnetic induction phenomenon or a resonance coupling method based on an electromagnetic resonance phenomenon from an external wireless power transmitter. power can be transmitted.
  • At least some of the respective components may operate in cooperation with each other to implement an operation, control, or control method of a mobile terminal according to various embodiments described below.
  • the operation, control, or control method of the mobile terminal may be implemented on the mobile terminal by driving at least one application program stored in the memory 170 .
  • 2(a) and 2(b) are perspective views illustrating the front surface of the flexible display device in the first state and the second state, respectively.
  • 3A and 3B are perspective views illustrating the appearance of the rear surface of the flexible display device in the first state and the second state, respectively.
  • the flexible display device may be understood as a type of the above-described mobile terminal because the size of the screen may be changed by deforming the display unit. In this specification, this will be referred to as the flexible display apparatus 100 .
  • the flexible display apparatus 100 may include a first body 101 , a second body 102 , a flexible display unit 151 , and a rear window unit g.
  • the first body 101 and the second body 102 may form an external shape of the flexible display apparatus 100 .
  • the first body 101 and the second body 102 are configured to be movable relative to each other.
  • the first body 101 and the second body 102 may form a first state, a second state, and a stroke state.
  • the stroke state is a state in which the first body 101 and the second body 102 are mutually switched to the first state and the second state.
  • the flexible display apparatus 100 in the first state is arranged to have a shorter length in the first direction than in the second state.
  • the length of the flexible display unit 151 is extended in the first direction so that the size of the flexible display unit 151 disposed on the front becomes larger than that in the first state.
  • a direction in which the flexible display apparatus 100 expands is referred to as a first direction
  • a direction in which the flexible display apparatus 100 contracts to change from the second state to the first state is referred to as a second direction.
  • a direction perpendicular to the first direction and the second direction is referred to as a third direction.
  • the flexible display apparatus 100 of the present invention may switch to a second state by expanding the screen as shown in FIG.
  • the area of the flexible display unit 151 located at the front is enlarged, and the area of the display unit located at the rear side is decreased as shown in FIG. 3B . That is, the display unit located on the rear side in the first state is moved to the front side in the second state.
  • the display unit may use the flexible display unit 151 that is bent so that the position of the display unit can be changed.
  • the flexible display unit 151 is manufactured on a thin and flexible substrate that can be bent, bent, folded, twisted, or curled like paper while maintaining the characteristics of a conventional flat panel display, and refers to a light and durable display that is not easily broken.
  • electronic paper is a display technology to which characteristics of general ink are applied, and may differ from conventional flat panel displays in that it uses reflected light.
  • Electronic paper can change information by using a twisted ball or by using electrophoresis using a capsule.
  • the display area of the flexible display unit 151 becomes a flat surface.
  • the display area may be a curved surface.
  • the information displayed in the deformed state may be visual information output on the curved surface.
  • Such visual information is implemented by independently controlling the light emission of sub-pixels arranged in a matrix form.
  • the unit pixel means a minimum unit for realizing one color.
  • the flexible display unit 151 may be deformed from the basic state to a curved state (eg, vertically or horizontally curved state) rather than a flat state.
  • a curved state eg, vertically or horizontally curved state
  • the flexible display unit 151 may be deformed into a flat state (or less curved) or more curved.
  • the flexible display unit 151 may be combined with a touch sensor to implement a flexible touch screen.
  • the controller 180 (refer to FIG. 1 ) may perform a control corresponding to the touch input.
  • the flexible touch screen may be configured to sense a touch input not only in the basic state but also in the deformed state.
  • the touch sensor senses a touch (or touch input) applied to the touch screen by using at least one of various touch methods such as a resistive method, a capacitive method, an infrared method, an ultrasonic method, and a magnetic field method.
  • various touch methods such as a resistive method, a capacitive method, an infrared method, an ultrasonic method, and a magnetic field method.
  • the touch sensor may be configured to convert a change in pressure applied to a specific part of the touch screen or a change in capacitance occurring in a specific part of the touch screen into an electrical input signal.
  • the touch sensor may be configured to detect a position, an area, a pressure at the time of a touch, an electrostatic capacitance at the time of a touch, etc. in which a touch object applying a touch on the touch screen is touched on the touch sensor.
  • the touch object is an object that applies a touch to the touch sensor, and may be, for example, a finger, a touch pen or a stylus pen, a pointer, or the like.
  • the flexible display apparatus 100 may be provided with a deformation detecting means capable of detecting the deformation of the flexible display unit 151 .
  • a deformation detecting means capable of detecting the deformation of the flexible display unit 151 .
  • Such deformation detecting means may be included in the sensing unit 140 (refer to FIG. 1).
  • the deformation detecting means may be provided in the flexible display unit 151 or the case 105 to detect information related to the deformation of the flexible display unit 151 .
  • the information related to the deformation may be a direction in which the flexible display unit 151 is deformed, a deformed degree, a deformed position, a deformed time, and an acceleration at which the deformed flexible display unit 151 is restored.
  • the flexible display unit 151 may be a variety of detectable information due to the bending.
  • the controller 180 may change information displayed on the flexible display unit 151 or change the information displayed on the flexible display unit 151 based on the information related to the deformation of the flexible display unit 151 sensed by the deformation detecting means. ) can generate a control signal to control the function.
  • the state transformation of the flexible display unit 151 is not limited only to an external force.
  • the flexible display unit 151 may be transformed into the second state according to a command from a user or an application.
  • a driving unit may be further provided.
  • the flexible display unit 151 of the present invention is bent by 180 degrees, so that a portion may be located on the front side of the flexible display apparatus 100 , and a portion may be located on the rear surface of the flexible display apparatus 100 . Since the size of the total area of the flexible display unit 151 is fixed, when the area of the flexible display unit 151 located at the front increases, the flexible display unit 151 located at the rear of the flexible display apparatus 100 is relatively area is reduced
  • the flexible display unit 151 is disposed from the front to the rear of the flexible display apparatus 100, a space in which an antenna conventionally implemented in a rear case can be mounted is limited. Accordingly, instead of mounting the antenna on the rear case, it is possible to implement the antenna on the flexible display unit 151 .
  • Antenna on display is a type of antenna in which a patterned electrode layer and a dielectric layer are layered to form a transparent film.
  • the built-in display antenna can be implemented thinner than the laser Direct Structuring (LDS) technology implemented by the existing copper nickel plating method, so it has the advantage of not being exposed to the outside with little effect on the thickness.
  • the built-in display antenna may transmit and receive signals in a direction in which the display unit is located. In a terminal in which display units are located on both sides as in the present invention, a built-in display antenna may be used.
  • the rear window part g may be coupled to the second body 102 .
  • the rear window part g is the second body 102 .
  • the rear window unit g may be mounted on the second body 102 to protect the flexible display unit 151 disposed on the rear surface from the outside. Also, the rear window unit g may be detached from the second body 102 to expose the flexible display unit 151 . Through this, the user may remove dust, etc. introduced between the rear window unit g and the flexible display unit 151 .
  • the flexible display apparatus 100 may further include a shock reduction apparatus 400 .
  • a first groove 412 elongated in one direction may be formed in the first body 101 .
  • a second groove 422 that is configured to be movable relative to the first body 101 and is elongated in the same direction as the first groove 412 may be formed in the second body 102 .
  • the flexible display apparatus 100 includes a locking member 430 that is rotatable in one direction and includes a locking surface 434 that can be inserted into the first groove 412 and the second groove 422 . may include more.
  • the first groove 412 and the second groove 422 are the areas of the flexible display unit exposed to the front of the first body 101 by moving the first body 101 and the second body 102 apart from each other. In this widest state, that is, in the second state, it may be made to communicate with each other.
  • the engaging surface 434 of the engaging member 430 is inserted into the first groove 412 and the second groove 422 in a state in which the first groove 412 and the second groove 422 are in communication with each other to form a first
  • the plate 410 and the second plate 420 may be made to reduce the distance from or approaching by an external force.
  • the locking member 430 may be configured to rotate when the first body 101 and the second body 102 are arranged side by side in the direction of gravity in the state arranged in the second state.
  • the flexible display device 100 including the shock reducing device 400 impacts the first body 101 and the second body 102 against a sudden shock transmitted from the outside when the first body 101 and the second body 102 are in the second state.
  • the abatement device 400 may be allowed to absorb.
  • the impact reducing device 400 will be described in detail with reference to FIG. 4 and the following drawings.
  • the first plate 410 may be a part of the first body 101 of the flexible display apparatus 100 .
  • the second plate 420 may be a part of the second body 102 .
  • the shock reducing device 400 may be installed inside the first body 101 and the second body 102 .
  • FIG. 4 is an exploded perspective view of an impact reduction device according to an embodiment of the present invention.
  • 5A is a view showing a cross-sectional view in different directions of the shock reducing device of FIG. 4 .
  • Figure 5B is a view showing a cross-sectional view of the impact reducing device in another embodiment of the present invention.
  • the shock reducing device 400 includes a first plate 410 , a second plate 420 , and a locking member 430 .
  • the first plate 410 is formed with a first groove 412 elongated in one direction.
  • the length at which the first groove 412 is formed may be slightly longer than the length of the engaging surface 434 of the engaging member 430 to be described later.
  • the first groove 412 may be formed in a direction perpendicular to a direction in which the first plate 410 and the second plate 420 approach or move away from each other.
  • the second plate 420 may have a second groove 422 that is elongated in the same direction as the first groove 412 .
  • the second plate 420 may be disposed to overlap at least a portion of the first plate 410 .
  • the first plate 410 and the second plate 420 are provided to implement the first state and the second state.
  • the first state is a state in which the second grooves 422 are covered by the first plate 410 because they are located adjacent to each other.
  • the first plate 410 and the second plate 420 may be disposed in a first state.
  • the second groove 422 is covered by the first plate 410 .
  • the second state is a state in which the first groove 412 and the second groove 422 are disposed to communicate with each other by moving away from each other.
  • the first plate 410 and the second plate 420 may be disposed apart from each other so that the first groove 412 and the second groove 422 may communicate with each other. have.
  • the thickness surface of the second plate 420 may include a guide protrusion 424 protruding in at least one direction.
  • the guide protrusion 424 may guide the movement of the second plate 420 so that the second plate 420 can be moved smoothly when it is inserted into the guide groove 444 of the cover 440 and moved.
  • the second state may mean the following.
  • the first body 101 and the second body 102 of the flexible display apparatus 100 are disposed far from each other.
  • the first and second grooves 412 and 422 of the first plate 410 and the second plate 420 of the shock reducing device 400 are disposed to communicate with each other.
  • the locking member 430 may include a main surface 432 , a locking surface 434 , and a pin member hole 436 .
  • the main surface 432 may be disposed to be inclined with the first plate 410 in the first state. Specifically, referring to (b) of FIG. 5A , the main surface 432 is inclined with respect to the first plate 410 .
  • 5A shows the shock reducing device 400 disposed in the first state. Meanwhile, the lower surface of the main surface 432 may be supported by the protrusions 413 formed on the first plate 410 .
  • the protrusion 413 of the first plate 410 may reduce the impact received by the end of the main surface 432 while the locking member 430 rotates.
  • the main surface 432 is inclined with respect to the first plate 410 so that the movable body 450 is the main surface. It may be disposed at one end of 432 .
  • the movable body 450 moves along the main surface 432 by gravity and the other end of the main surface 432 . can move towards
  • the locking surface 434 may be bent at an end of the main surface 432 to extend in a direction toward the first plate 410 . Referring to (b) of FIG. 5A , the locking surface 434 is bent and extended from the end of the main surface 432 . In addition, the engaging surface 434 may be maintained in a state inserted into the first groove 412 of the first plate 410 in the first state.
  • the locking surface of the locking member 430 is formed.
  • the engaging member 430 may further include a pin member (438).
  • the pin member 438 may provide an axis on which the locking member 430 rotates.
  • the pin member 438 may be inserted into the pin member hole 436 and fixed to the cover 440 to be described later.
  • a pin member hole 436 may be formed at a lower end of the main surface 432 .
  • the pin member 438 may be inserted into the pin member hole 436h formed in the pin member hole portion 436 .
  • the pin member hole 436 may be formed close to the center of gravity of the locking member 430 . Through this, when the movable body 450, which will be described later, moves beyond the pin member hole 436, the locking member 430 can easily rotate.
  • the locking surface 434 is rotatably made around the pin member hole 436 into which the pin member 438 is inserted.
  • the engaging surface 434 becomes the first groove 412 and the second groove as the engaging member 430 rotates. 422 may be inserted.
  • the engaging surface 434 is inserted into the first groove 412 and the second groove 422 in the second state to reduce the first plate 410 and the second plate 420 from moving away from or approaching by an external force. can Through this, even when an external force is applied to the shock reducing device 400 , the first plate 410 and the second plate 420 do not move away from or close to each other, so that the external force can be absorbed by the shock reducing device 400 . Accordingly, the impact transmitted to the flexible display apparatus 100 connected to the impact reduction apparatus 400 may be reduced.
  • the locking member 430 may be configured to rotate when the first plate 410 and the second plate 420 are disposed in the second state, and disposed side by side in the direction of gravity at the same time.
  • the first plate 410 and the second plate 420 are arranged side by side in the gravitational direction with respect to the gravitational direction (G) the first plate 410 and the second plate ( 420) may mean that they are sequentially arranged.
  • Such an arrangement state may occur in a state in which the flexible display apparatus 100 is dropped toward the ground.
  • the shock applied to the second body 102 of the flexible display apparatus 100 is large, the components that change the first body 101 and the second body 102 to the first state and the second state are damaged. This can go Accordingly, the locking member 430 of the present invention is rotated when the first plate 410 and the second plate 420 are arranged side by side in the direction of gravity while being arranged in the second state, so that the flexible display apparatus 100 It is possible to reduce the impact applied to the second body 102 .
  • the first plate 410 and the second plate 420 are arranged in the second state, and at the same time, the engaging member ( The locking member 430 may be rotated by the movable body 450 moving on the main surface 432 of the 430 . This will be described later in detail.
  • a movable body 450 that is moved on the main surface 432 and presses the locking member 430 to induce rotation of the locking member 430 may be further provided.
  • the movable body 450 is disposed on the rear side of the main surface 432 , and may be moved along the main surface 432 by gravity.
  • the movable body 450 is moved on the main surface 432 as the first plate 410 and the second plate 420 are spaced apart in the same direction with respect to the direction of gravity, and the movable body 450 is a pin member.
  • the locking member 430 may press the main surface 432 to rotate around the pin member 438 .
  • the movable body 450 may be formed in a ball shape. Specifically, as shown in FIG. 4 , the movable body 450 may have a ball shape. Accordingly, the movable body 450 is freely movable on the main surface 432 .
  • the impact reduction device 400 may further include a cover 440 .
  • the cover 440 may be formed to cover the first plate 410 .
  • the cover 440 may be formed integrally with the first plate 410 to cover the first plate 410 .
  • the first plate 410 and the cover 440 may be provided separately instead of integrally.
  • the cover 440 may prevent the movable body 450 moving on the engaging member 430 from being separated to the outside of the shock reducing device 400 .
  • a guide groove 444 for guiding the movement of the second plate 420 may be formed in the cover 440 .
  • the second plate 420 may be fitted into the guide groove 444 of the cover 440 so that the relative distance to the first plate 410 may be changed.
  • the cover 440 may further include a rear cover 460 covering the rear surface of the cover 440 .
  • the rear cover 460 may cover the rear surface of the cover 440 so that the movable body 450 moving on the locking member 430 is not separated toward the rear surface of the cover 440 .
  • the rear cover 460 may be removed to check or repair it.
  • a bumper 462 may be further provided on the inside of the rear cover 460 to prevent the movable body 450 from being damaged where it can come into contact with the movable body 450 .
  • fixing grooves 446 to which both ends of the pin member 438 are fixed may be formed in the cover 440 .
  • the pin member 438 may be fitted into the fixing groove 446 to provide an axis on which the locking member 430 can rotate.
  • the cover 440 may include a fixing surface 440a and a cover surface 443 .
  • the first plate 410 When the first plate 410 and the cover 440 are integrally formed, the first plate 410 may be integrally formed toward the fixing surface 440a.
  • the fixed surface 440a may guide the movable body 450 when it moves on the locking member 430 .
  • the fixed surface 440a may prevent the movable body 450 from going out of the cover 440 when it is moved.
  • the cover surface 443 may connect the fixing surfaces 440a disposed on both sides.
  • a path groove 440g formed to be curved along a path through which the movable body 450 moves may be formed inside the cover surface 443 .
  • the path groove 440g forms a boundary between the first region 440g1 and the second region 440g2 on one side of the first region 440g1 to guide a path moving along the main surface 432 of the movable body 450 .
  • the width may be narrowed toward the Specifically, referring to FIG. 5A , the inner surface of the fixing surface 440a may be formed to have a narrower width as it moves along the main surface 432 from the rear cover 460 side. Accordingly, the end of the main surface 432 may also be formed to be narrower in width toward the engaging surface 434 of the engaging member 430 from the rear cover 460 side.
  • An end of the fixing surface 440a and an end of the main surface 432 may have a space slightly spaced apart from each other. This is to prevent the locking member 430 from being caught by the fixing surface 440a of the cover 440 while rotating.
  • the width of the path groove 440g may be further narrowed.
  • the movable body 450 moves and the width of the moving body 450 can be reduced to guide the movement of the movable body 450 .
  • the pressurized point may be the central portion of the main surface 432. have. Through this, the locking member 430 can be rotated more easily.
  • the path groove 440g may include a first area 440g1 to a third area 440g3 .
  • the first region 440g1 may be formed to correspond to the inclination of the main surface 432 of the engaging member 430 with the second plate 420 . Specifically, as shown in (b) of FIG. 5A , it may be positioned from the rear cover 460 side to the middle of the main surface 432 . In the first region 440g1 , the thickness of the cover surface 443 may be reduced correspondingly as the main surface 432 is inclined upward. Through this, a space in which the movable body 450 can move within the path groove 440g may be provided.
  • the movable body 450 may be guided along a surface formed by the second region 440g2 to press the engaging member 430 to rotate the engaging member 430 .
  • the second region 440g2 may be bent in the first region 440g1 to be inclined in a direction close to the first plate 410 . As shown in (b) of FIG. 5A , the thickness of the cover surface 443 may be increased immediately after passing through the first region 440g1 . Accordingly, the movable body 450 may contact the cover surface 443 in the second region 440g2 .
  • the movable body 450 may press the locking member 430 to rotate the locking member 430 .
  • the first plate 410 and the second plate 420 are disposed in the second state, and the movable body 450 is a locking member in the second region 440g2. It can be moved while pressing 430 . Accordingly, the locking member 430 rotates around the pin member 438 . Accordingly, a space between the cover surface 443 of the cover 440 and the main surface 432 of the locking member 430 is secured, so that the movable body 450 can be moved additionally.
  • the cover surface 443 may protrude more toward the first plate 410 than the second region 440g2 .
  • the movement of the movable body 450 may be controlled so that the movable body 450 does not move any more. Even when the shock transmitted from the outside is transmitted through the second plate 420 as the movable body 450 is caught by the cover 440 in the third region 440g3 , the movable body 450 moves back toward the main surface 432 . There is an advantage in that movement is reduced.
  • FIG. 6 is an exploded perspective view of an impact reduction device according to another embodiment of the present invention.
  • the first plate 410 is separated from the cover 440 and the movable body 450 ′ is formed in a cylindrical shape compared to the shock reducing device 400 shown in FIG. 4 .
  • Other components are the same and similar except that they are different, so a description thereof will be omitted.
  • the movable body 450 ′ may have a cylindrical shape.
  • the extent to which the width of the main surface 432 of the locking member 430 is narrowed may be small.
  • the width of the main surface 432 may be maintained substantially constant from one end of the main surface 432 toward the engaging surface 434 . This is to minimize the movement of the movable body 450 ′ from being caught on the fixing surface 440a of the cover 440 .
  • the cover 440 and the first plate 410 according to the present embodiment may be separated from each other.
  • the first plate 410 may be fixed by being fitted inside the fixing surface 440a of the cover 440 .
  • the first plate 410 may extend beyond the rear cover 460 differently from the drawings.
  • the first plate 410 may be a side surface of the first body 101 of the flexible display apparatus 100 .
  • at least a portion of the first member 200 of the case C, which will be described later, may be the first plate 410 .
  • FIG. 7 is a perspective view illustrating a state in which a case according to an embodiment of the present invention is mounted on a flexible display device.
  • FIG. 8 is a perspective view illustrating an external appearance of a front part of the case of FIG. 7 .
  • 9A to 9C are perspective views illustrating a state in which the first member and the second member of the case of FIG. 8 are disposed in a first state, a second state, and a state separated from each other, respectively.
  • the flexible display apparatus 100 includes a first body 101 , a second body 102 configured to be movable relative to the first body 101 , and the first body 101 and the second body 101 . 2 It may include a flexible display unit configured to change the size of the area exposed to the front surface of the first body 101 and the rear surface of the second body 102 as the body 102 is moved relative to each other.
  • the case C of the flexible display apparatus 100 may include a first member 200 , a second member 300 , and a locking member 430 . Specifically, as shown in FIG. 7 , the case C of the flexible display apparatus 100 may be formed to surround the flexible display apparatus 100 . Specifically, the first member 200 may surround the side surface of the first body 101 , and the second member 300 may be formed to surround the side surface of the second body 102 .
  • the first plate 410 of the shock reducing device 400 may be the first member 200 of the case C, or may be at least a portion of the first member 200 .
  • the second plate 420 of the shock reducing device 400 may be the second member 300 of the case C or at least a portion of the second member 300 .
  • the first body 101 and the second body 102 are positioned adjacent to each other and are moved away from each other in the first state in which the area of the flexible display unit exposed to the rear surface of the second body 102 is widest, the first body A second state in which the area of the flexible display unit exposed to the front surface of 101 is the widest, and a stroke state in which the first state and the second state are mutually switched are provided respectively.
  • first member 200 and the second member 300 of the case C may be disposed in the first state and the second state.
  • first member 200 and the second member 300 surround the first body 101 and the second body 102 of the flexible display device 100, respectively, the flexible display device ( When the first body 101 and the second body 102 of 100 are disposed in the first state and the second state, the first member 200 and the second member 300 of the case C are also first state and a second state.
  • FIG. 9 (a) of FIG. 9 is a view in which the first member 200 and the second member 300 are disposed in a first state.
  • 9B is a view showing the first member 200 and the second member 300 disposed in a second state.
  • 9(c) is a view in which the first member 200 and the second member 300 are separated from each other.
  • the first member 200 and the second member 300 of the case C when the first body 101 and the second body 102 of the flexible display apparatus 100 are disposed in the first state or the second state, the first member 200 and the second member 300 of the case C are ) can also be arranged in a first state or a second state.
  • the first member 200 may include a guide part 210 , a side part 220 , a rear part 230 , and a front glass 250 .
  • the guide part 210 of the first member 200 may be formed to surround upper and lower sides of the first body 101 of the flexible display apparatus 100 .
  • the guide part 210 has a guide part groove 210g so that the first body 101 of the flexible display apparatus 100 may be fitted into the guide part groove 210g of the guide part 210 .
  • a speaker groove 211 for opening a speaker and sensor grooves 212 and 213 for exposing a sensor may be provided on the front surface of the upper guide part 210 .
  • a terminal groove 215 for connecting the flexible display apparatus 100 and a terminal may be further provided in the lower guide part 210 .
  • An impact reducing device 400 may be disposed at an end of the guide part 210 of the first member 200 .
  • the second plate 420 may be the guide part 310 of the second member 300 .
  • the side portion 220 of the first member 200 may be formed to surround the side surface of the first body 101 of the flexible display apparatus 100 .
  • Button grooves 221 and 222 for exposing the button may be formed in the side portion 220 .
  • the rear surface 230 of the first member 200 may cover the rear surface of the first body 101 .
  • a sensor groove 234 for exposing various sensors, a camera groove 232 for exposing a camera, and a flexible display device 100 are drawn out or inserted for mounting.
  • a cradle 280 that can do this may be further provided.
  • the rear portion 230 of the first member 200 may not be provided.
  • the front glass 250 may be provided to protect the front display of the flexible display apparatus 100 .
  • the front glass 250 may include a first front glass 250 included in the first member 200 and a second front glass 350 included in the second member 300 .
  • the first front glass 250 and the second front glass 350 may contact each other without being spaced apart when the case C is disposed in the first state. In addition, when the case C is disposed in the second state, the first front glass 250 and the second front glass 350 may be spaced apart from each other.
  • a first groove 412 elongated in one direction may be formed in the first member 200 .
  • a first groove 412 may be formed in the first member 200 .
  • the second member 300 may include a guide part 310 , a side part 320 , and a front glass 350 .
  • the guide part 310 of the second member 300 may be inserted into a lower portion of the guide part 310 of the first member 200 .
  • the first member 200 and the second member 300 may form a first state and a second state with each other.
  • the first state and the second state of the case C are the first and second states of the first body 101 and the second body 102 of the flexible display device 100 to which the case C is mounted. It may be in a deployed state when achieved.
  • the sensor groove 313 corresponding to the sensor groove 213 formed in the upper surface guide part 310 of the first member 200 may be provided in the upper guide part 310 of the second member 300 .
  • a guide hole 311 for guiding the second member 300 to the inside of the first member 200 may be formed on the front surface of the guide part 310 of the second member 300 .
  • a guide protrusion (not shown) may be formed on the guide portion 310 of the second member 300 .
  • the front glass 350 of the second member 300 may be disposed to extend from the upper guide part 310 to the lower guide part 310 . And, in the first state, it may be formed to contact the front glass 350 of the first member 200 .
  • a second groove 422 elongated in the same direction as that of the first member 200 may be formed in the guide part 310 of the second member 300 .
  • the locking member 430 may include a locking surface 434 that is rotatable in one direction and that can be inserted into the first groove 412 and the second groove 422 . Specifically, referring to FIG. 10A , the locking member 430 may be formed to be inserted into the first groove 412 of the first member 200 and the second groove 422 of the second member 300 . .
  • the first body 101 and the second body 102 move relative to each other, at least a portion of the second member 300 is drawn into the first member 200 , and when disposed in the second state, the first The first groove 412 of the member 200 and the second groove 422 of the second member 300 may be disposed in communication with each other.
  • the engaging surface 434 of the engaging member 430 passes through the first groove 412 and the second groove 422, and the first body 101 and the second body 102 move away from or close to each other by an external force. loss can be reduced.
  • the engaging member 430 has the first body 101 and the second body 102 in the second state, and when arranged side by side in the direction of gravity, the engaging surface 434 is the first groove 412 and the second 2
  • the locking member 430 may be provided to rotate through the groove 422 .
  • the first member 200 and the second member 300 are disposed in the second state, and at the same time, the first member 200 and the second member 300 are parallel to the direction of gravity.
  • the locking member 430 may be inserted through the first groove 412 and the second groove 422 by the movable body 450 . Accordingly, it is possible to reduce the distance between the first member 200 and the second member 300 from or closer to each other.
  • the second member disposed inside the second member 300 is relatively large. An external force applied to the body 102 may be reduced. Through this, when the first body 101 and the second body 102 of the flexible display apparatus 100 are disposed in the second state, there is an advantage that the impact applied to the second body 102 can be reduced.
  • 10A and 10B are cross-sectional views illustrating a state in which the shock reducing device mounted on the case is cut in different directions.
  • 11 is a conceptual diagram illustrating a state in which a moving object moves in the shock reducing device inside the case while the case is falling.
  • 12 is a conceptual diagram illustrating a state in which the moving body of the shock reducing device moves and the locking member rotates in a state in which the first member and the second member of the case are arranged side by side with respect to the direction of gravity.
  • FIGS. 10A and 10B are cross-sectional views of the case C of the flexible display apparatus 100 cut in different directions.
  • the movable body 450 is disposed at one end of the main surface 432 of the engaging member 430 due to the inclination of the main surface 432 .
  • the rear cover 460 may support the movable body 450 so that the movable body 450 does not escape to the rear of the shock reducing device 400 .
  • a main surface 432 and a space of the locking member 430 are provided inside the cover 440 to form a path groove 440g through which the movable body 450 can move.
  • the height of the path groove 440g may be formed to allow the moving body 450 to pass therethrough. Through this, when the movable body 450 moves on the main surface 432 , it is possible to reduce the impact generated by colliding between the cover 440 and the main surface 432 .
  • the locking member 430 may be configured to rotate when the first plate 410 and the second plate 420 are arranged in the second state and are arranged side by side in the direction of gravity.
  • first member 200 and the second member 300 of the case (C) fall while being arranged side by side with respect to the direction of gravity, as shown in FIGS. 11A to 11D . .
  • the first plate 410 and the second plate 420 are disposed in the second state. Accordingly, the first groove 412 and the second groove 422 may be disposed in communication with each other.
  • the movable body 450 does not move. Since the movable body 450 is disposed behind the main surface 432 of the locking member 430 , the locking member 430 does not rotate.
  • the first plate 410 and the second plate 420 may be slightly inclined. Accordingly, the movable body 450 may be moved along the main surface 432 . However, the movable body 450 does not move to a position beyond the pin member 438 of the locking member 430 . Accordingly, the locking member 430 does not rotate and the first plate 410 and the second plate 420 are not fixed to each other and their relative positions may be changed.
  • the movable body 450 is further toward the upper end of the main surface 432. can be moved However, the movable body 450 does not move to a section beyond the pin member 438 of the main surface 432 . Accordingly, the locking member 430 does not rotate.
  • the movable body 450 is moved on the main surface 432 as the first plate 410 and the second plate 420 are spaced apart in the same direction with respect to the direction of gravity, and the movable body 450 is a pin member ( When moving beyond the 438 , the locking member 430 may press the main surface 432 to rotate around the pin member 438 .
  • the movable body 450 moves along the main surface 432 of the engaging member 430 is moved Also, when the movable body 450 is disposed close to the pin member 438 , the movable body 450 may contact the cover 440 .
  • the movable body 450 moves beyond the pin member 438 of the locking member 430 .
  • the first plate 410 and the second plate 420 are disposed in the second state, and the first groove 412 and the second groove 422 are in communication with each other.
  • the movable body 450 may come into contact with the cover 440 while moving beyond the pin member 438 . In contact with the cover 440 , the movable body 450 may press the locking member 430 .
  • the engaging member 430 is inserted into the first groove 412 and the second groove 422 .
  • the engaging surface 434 of the engaging member 430 may be inserted into the first groove 412 and the second groove 422 .
  • the first plate 410 and the second plate 420 may be fixed to each other.
  • shock reduction device described above, the flexible display device and the case including the same are not limited to the configuration and method of the above-described embodiments, but the embodiments are the examples of each embodiment so that various modifications can be made. All or a part may be selectively combined and configured.

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Human Computer Interaction (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)

Abstract

La présente invention porte sur un appareil de réduction d'impact, et un dispositif d'affichage souple et un boîtier le comprenant, l'appareil de réduction d'impact comprenant : une première plaque ayant une première rainure ; une seconde plaque dont au moins une partie est agencée pour se chevaucher sur la première plaque, et qui a une seconde rainure ; et un élément d'accrochage qui est formé pour être rotatif dans une direction, et qui comprend une surface d'accrochage formée pour pouvoir être insérée dans les première et seconde rainures, les première et seconde plaques étant prévues pour permettre la mise en œuvre d'un premier état, dans laquelle les première et seconde plaques sont positionnées de façon à être adjacentes l'une à l'autre de façon à cacher la seconde rainure par la première plaque, et un second état, dans laquelle les première et seconde plaques sont déplacées pour être séparées l'une de l'autre, ce qui permet aux première et seconde rainures de communiquer l'une avec l'autre, et la surface d'accrochage de l'élément d'accrochage est insérée dans les première et seconde rainures dans le second état.
PCT/KR2020/004401 2020-03-31 2020-03-31 Appareil de réduction d'impact, et dispositif d'affichage souple et boîtier le comprenant WO2021201314A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/KR2020/004401 WO2021201314A1 (fr) 2020-03-31 2020-03-31 Appareil de réduction d'impact, et dispositif d'affichage souple et boîtier le comprenant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/KR2020/004401 WO2021201314A1 (fr) 2020-03-31 2020-03-31 Appareil de réduction d'impact, et dispositif d'affichage souple et boîtier le comprenant

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WO2021201314A1 true WO2021201314A1 (fr) 2021-10-07

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20070113595A (ko) * 2006-05-25 2007-11-29 삼성전자주식회사 홀더를 구비하는 슬라이딩형 휴대용 단말기
US20130059629A1 (en) * 2005-02-18 2013-03-07 Fujitsu Limited Sliding portable telephone
KR101993390B1 (ko) * 2011-09-02 2019-06-26 마이크로소프트 테크놀로지 라이센싱, 엘엘씨 확장가능 모바일 디바이스
KR20190101184A (ko) * 2018-02-22 2019-08-30 삼성전자주식회사 디스플레이 영역의 크기 변경이 가능한 플렉시블 디스플레이를 포함하는 전자 장치 및 그 제어 방법
CN110320969A (zh) * 2018-03-31 2019-10-11 广东欧珀移动通信有限公司 电子装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130059629A1 (en) * 2005-02-18 2013-03-07 Fujitsu Limited Sliding portable telephone
KR20070113595A (ko) * 2006-05-25 2007-11-29 삼성전자주식회사 홀더를 구비하는 슬라이딩형 휴대용 단말기
KR101993390B1 (ko) * 2011-09-02 2019-06-26 마이크로소프트 테크놀로지 라이센싱, 엘엘씨 확장가능 모바일 디바이스
KR20190101184A (ko) * 2018-02-22 2019-08-30 삼성전자주식회사 디스플레이 영역의 크기 변경이 가능한 플렉시블 디스플레이를 포함하는 전자 장치 및 그 제어 방법
CN110320969A (zh) * 2018-03-31 2019-10-11 广东欧珀移动通信有限公司 电子装置

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