WO2021025253A1 - Dispositif électronique et procédé d'affichage réalisé par ce dispositif - Google Patents

Dispositif électronique et procédé d'affichage réalisé par ce dispositif Download PDF

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Publication number
WO2021025253A1
WO2021025253A1 PCT/KR2020/003236 KR2020003236W WO2021025253A1 WO 2021025253 A1 WO2021025253 A1 WO 2021025253A1 KR 2020003236 W KR2020003236 W KR 2020003236W WO 2021025253 A1 WO2021025253 A1 WO 2021025253A1
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WIPO (PCT)
Prior art keywords
user
touch
electronic device
display
panel
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PCT/KR2020/003236
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English (en)
Korean (ko)
Inventor
정기준
Original Assignee
삼성전자 주식회사
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Application filed by 삼성전자 주식회사 filed Critical 삼성전자 주식회사
Publication of WO2021025253A1 publication Critical patent/WO2021025253A1/fr

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/0416—Control or interface arrangements specially adapted for digitisers
    • G06F3/0418—Control or interface arrangements specially adapted for digitisers for error correction or compensation, e.g. based on parallax, calibration or alignment
    • G06F3/04186—Touch location disambiguation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
    • G06F3/1423—Digital output to display device ; Cooperation and interconnection of the display device with other functional units controlling a plurality of local displays, e.g. CRT and flat panel display
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
    • G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
    • G06F2203/04104—Multi-touch detection in digitiser, i.e. details about the simultaneous detection of a plurality of touching locations, e.g. multiple fingers or pen and finger

Definitions

  • Various disclosed embodiments relate to an electronic device and a display method performed by the device, and more particularly, output information input to a touch panel from an electronic device including a touch panel and a display panel to a corrected position of the display panel It relates to a method and apparatus.
  • a touch screen is a user interface for recognizing a location when a user presses or touches the screen with a finger or a pen, and is widely used in various electronic devices including displays because of the advantage that the input method is intuitive and simple.
  • the resistive film method is also called a pressure-sensitive method, and in general, a PET film in which a conductive film (ITO) is formed is used, and another conductive film (ITO) formed on the glass with an air gap interposed therebetween. It has an opposing structure. The air gap between the two conductive layers may serve to prevent short circuits when there is no touch.
  • ITO conductive film
  • ITO conductive film
  • the infrared method does not require patterning on the glass, thereby improving durability and optical transparency of the entire system, and is widely used in large-sized touch screens due to high transmittance.
  • the infrared method is a technology that uses the straightness of infrared rays, and is a touch method that utilizes the property of blocking when infrared rays hit an obstacle.
  • This technology is implemented using an XY-beam infrared LED and a light detector.
  • an infrared LED located at the edge of the screen emits infrared rays
  • a photodetector that senses infrared rays at the edge facing the LED detects the pattern of the LED rays.
  • the LED rays cross each other in a vertical and horizontal pattern, and when a user touches a specific point, the LED rays are blocked at a specific point, and the output of that portion is degraded.
  • the touch screen device determines the input coordinates using the X and Y coordinates of the location where the output is degraded.
  • FTIR Frustrated Total Internal Reflection
  • This method is a technology that uses total reflection of light. Light advancing from the inside of a dense medium such as an acrylic plate causes total reflection when it encounters the boundary with the small medium within a certain angle. When the infrared LED element shoots infrared light onto the acrylic plate, the infrared light causes total reflection inside the acrylic plate. When the user touches a specific point with a dense medium such as a hand, the light that caused total reflection is scattered. Infrared cameras detect contact points by tracking the light scattered by total reflection disturbance.
  • Such a touch screen is formed by assembling a transparent touch panel and a display panel.
  • the point touched by the user on the touch panel is output at a corresponding point on the display panel located directly under the touch panel.
  • the user can view information output from the display panel located under the touch panel through the transparent touch panel.
  • the touch panel and the display panel may be formed to be spaced apart by a predetermined interval.
  • the resistive film method has a structure in which an air gap is formed between the two conductive films. Also, in the case of the FTIR method, an air gap may be formed between the two panels.
  • the air gap may be used to detect the touch point, or may be used as a heat transfer path for dissipating heat in the touch panel and the display panel.
  • An electronic device includes: a touch panel receiving input information at a first touch position; A display panel formed to be spaced apart from the touch panel by a predetermined distance, and outputting the input information; And a control unit, wherein the control unit causes the input information to be output from a first display position on the display panel in response to the first touch position being a reference position, and the first touch position corresponding to a non-reference position.
  • the input information may be output at a second display position on the display panel.
  • 1 is a diagram for explaining a location at which information is output when information is input on a touch screen.
  • FIG. 2 is a diagram for explaining correcting a position at which corresponding information is output when information is input to a touch screen in an embodiment.
  • FIG. 3 is a diagram for explaining correcting a position at which information input to a touch screen is output when viewed from above, in an embodiment.
  • FIG 4 is an internal block diagram of an electronic device according to an embodiment.
  • FIG. 5 is an internal block diagram of an electronic device according to another exemplary embodiment.
  • FIG. 6 is a diagram illustrating that an electronic device receives a user location through a touch according to an embodiment.
  • FIG. 7 is a diagram illustrating that an electronic device receives a user location through a touch according to another embodiment.
  • FIG. 8 is a diagram illustrating that an electronic device receives a user location for each user according to an embodiment.
  • FIG. 9 is a diagram illustrating a location on a display panel where information input to a touch panel is output, and is a diagram comparing a case where an output location is corrected and an output location is corrected according to an exemplary embodiment.
  • FIG. 10 is a flowchart illustrating a method of correcting an output position of information on a display panel by an electronic device according to an exemplary embodiment.
  • Various embodiments provide a method and apparatus for outputting information input to a touch panel at a corrected position of a display panel in an electronic device including a touch panel and a display panel.
  • the controller may identify the reference position from a position on the touch panel corresponding to the user's position.
  • the touch panel may receive the user's location by touch, and the controller may identify the reference location from the inputted user's location.
  • the controller may obtain a distance value between the user and the touch panel.
  • the touch panel may receive two points as a touch from the user, and the controller may obtain a distance value between the user and the touch panel from the distance between the two points.
  • the controller may obtain a correction value proportional to a difference value between the reference position and the first touch position, and identify the second display position from the correction value and the first display position.
  • the controller includes a ratio of a distance value between the touch panel and the user, and a difference value between the reference position and the first touch position, and the first touch position on the touch panel and the first touch position on the display panel.
  • the correction value can be obtained by making it equal to the ratio of the distance between the display positions and the correction value.
  • control unit obtains a correction value proportional to a Y-axis difference value between the reference position and the first touch position, and a second display whose Y-axis value is corrected from the first display position using the correction value. Location can be identified.
  • the controller in response to the first touch position being higher than the reference position, identifies a position higher than the first display position as the second display position, and the first touch position is higher than the reference position.
  • the controller may identify a position below the first display position as the second display position.
  • the controller may identify a reference position of each user for each of a plurality of users.
  • a display method performed in an electronic device including a touch panel and a display panel includes: receiving input information at a first touch position on the touch panel; And outputting the input information from the display panel, wherein the outputting of the input information outputs the input information at a first display position on the display panel in response to the first touch position being a reference position. And outputting the input information at a second display position on the display panel, corresponding to that the first touch position is not the reference position.
  • a computer-readable recording medium is a display method performed in an electronic device including a touch panel and a display panel, the method comprising: receiving input information at a first touch position on the touch panel; And outputting the input information from the display panel, wherein the outputting of the input information outputs the input information at a first display position on the display panel in response to the first touch position being a reference position. And, in response to the first touch position being not the reference position, outputting the input information at a second display position on the display panel, a program for implementing a display method is recorded by a computer It may be a possible recording medium.
  • Some embodiments of the present disclosure may be represented by functional block configurations and various processing steps. Some or all of these functional blocks may be implemented with various numbers of hardware and/or software components that perform specific functions.
  • the functional blocks of the present disclosure may be implemented by one or more microprocessors, or may be implemented by circuit configurations for a predetermined function.
  • the functional blocks of the present disclosure may be implemented in various programming or scripting languages.
  • the functional blocks may be implemented as an algorithm executed on one or more processors.
  • the present disclosure may employ conventional techniques for electronic environment setting, signal processing, and/or data processing. Terms such as “mechanism”, “element”, “means” and “composition” can be used widely, and are not limited to mechanical and physical configurations.
  • connecting lines or connecting members between the components illustrated in the drawings are merely illustrative of functional connections and/or physical or circuit connections. In an actual device, connections between components may be represented by various functional connections, physical connections, or circuit connections that can be replaced or added.
  • ... unit and “module” described in the specification mean units that process at least one function or operation, which may be implemented as hardware or software, or as a combination of hardware and software. .
  • the term “user” refers to a person who controls functions or operations of an electronic device using an electronic device, and may include a viewer, an administrator, or an installer.
  • 1 is a diagram for explaining a location at which information is output when information is input on a touch screen.
  • the touch screen 100 includes a touch panel 110 and a display panel 120.
  • the user can input or select desired information using the touch panel 110.
  • the display panel 120 is located under the touch panel 110 and outputs information desired or selected by a user.
  • the touch panel 110 and the display panel 120 are spaced apart by a predetermined distance d2 133.
  • the touch panel 110 and the display panel 120 may include an air gap for various reasons.
  • the technology for compressing the touch panel 110 and the display panel 120 has a problem that the implementation is complicated and expensive. Therefore, when the two panels are not compressed, the two panels are formed to be spaced apart by a predetermined distance, and an empty space is formed between the two separated panels.
  • the two panels may be formed to be spaced apart due to the structure of the method of implementing the touch screen itself.
  • the air gap may be used to sense a touch or may be used as a passage for heat transfer.
  • the user 140 may input information by touching a specific point 111 on the touch panel 110 using a hand or a tool such as the touch pen 150.
  • the input information input by the user 140 to the specific point 111 is output from the corresponding point 121 on the display panel 120 facing the touch panel 110 under the specific point 111.
  • the user 140 looks at a specific point 111 and inputs information at that specific point 111, it is expected that the inputted information is also output and viewed at the specific point 111.
  • the specific point 111 is not a point where the gaze of the user 140 and the touch panel 110 are orthogonal, that is, a straight line connecting the user 140 and the touch panel 110 is
  • the display Information output to the corresponding point 121 on the panel 120 is visible at another point 113 on the touch panel 110. Accordingly, the user 140 feels that the information is output from a point 113 other than the specific point 111 where information is input.
  • FIG. 2 is a diagram for explaining correcting a position at which corresponding information is output when information is input to a touch screen in an embodiment.
  • an electronic device includes a touch screen and includes a touch panel 210 and a display panel 220.
  • the touch panel 210 and the display panel 220 extend vertically up and down in the Y-axis direction, and the touch panel 210 and the display panel 220 are formed to be spaced apart a predetermined distance in the X-axis direction.
  • the user 240 looks at the touch panel 210 from the front, the user 240 looks at the display panel through points (a1, b) on the transparent touch panel 210.
  • a straight line connecting the user 240 and the reference positions a1 and b becomes orthogonal to the touch panel 210.
  • the touch panel 210 and the display panel 220 face each other in parallel, spaced apart by a predetermined interval.
  • An air gap may be formed in a spaced apart distance between the touch panel 210 and the display panel 220.
  • the air gap may be formed under or behind the touch panel 210 and used to detect a touch point on the touch panel 210 or may be used as a space in which heat of an electronic device is radiated.
  • the point of the display panel 220 corresponding to the specific point is between the touch point on the touch panel 210 and the output point on the display panel 220.
  • the distance becomes the point where the shortest distance is.
  • a point on the display panel 220 spaced apart from a touch point on the touch panel 210 by the shortest distance will be referred to as a corresponding output point.
  • the distance between the touch point on the touch panel 210 and the corresponding output point on the display panel 220 is denoted as X1.
  • the electronic device may know the distance X1 between the point on the touch panel 210 and the point on the display panel 220.
  • the electronic device knows the thickness of the touch panel 210 itself and the thickness of the air gap in advance, the user may use the sum of the thickness of the touch panel 210 and the air gap.
  • the distance value X1 between the touched points a1 and b1 and the corresponding output points a2 and b1 on the display panel 220 may be known.
  • the electronic device may display the positions a2 and b on the display panel 220 corresponding to the reference positions a1 and b.
  • information input by the user 240 may be output.
  • the location (a, b) of the user 240, the reference location (a1, b) on the touch panel 210 viewed by the user 240, and the corresponding points (a2, b) on the display panel 220 are respectively X-axis Only the coordinate values in the direction are different, and the coordinate values in the Y-axis direction all have the same value.
  • the electronic device when the user 240 touches a point other than the reference position (a1, b), the electronic device places the user at the corrected position, not the position on the display panel 220 corresponding to the point touched by the user.
  • Information input by 240 may be output.
  • the user 240 looks at a location other than the front of the touch panel 210, that is, a location a1, b1 higher than the reference location a1, b, and the other locations a1, b1 Suppose that) is touched with a hand or a tool.
  • the user 240 may touch specific points a1 and b1 using the touch pen 250.
  • the electronic device may receive information on the location (a, b) of the user 240.
  • the information on the location (a, b) of the user 240 may include information on a distance value X between the user 240 and the touch panel 210.
  • the electronic device may obtain the reference positions a1 and b from the positions a and b of the user 240.
  • the electronic device may obtain a distance value between the positions a1 and b1 of the point touched by the user 240 and the reference positions a1 and b, that is, an absolute Y value of b1-b.
  • the electronic device knows the distance value X1 between the points a1 and b1 touched by the user on the touch panel 210 and the corresponding points a2 and b1 on the display panel 220.
  • the electronic device corrects the points a2 and b1 on the display panel 220 corresponding to the points a1 and b1 touched by the user 240 by a value of Y1, so that the corrected positions a2 and b2 are corrected. You can get it.
  • the electronic device may allow information to be output at the corrected positions a2 and b2. Since the user 240 inputs information into the touch positions a1 and b1 while looking at the touch positions a1 and b1 of the touch panel 210, it is predicted that the information will be visible at the touch positions a1 and b1. .
  • the electronic device may display information at the corrected positions a2 and b2 on the display panel 220 so that the information is displayed at the positions a1 and b1 predicted by the user 240.
  • a protective panel (not shown) for protecting the touch panel 210 may be attached on the touch panel 210.
  • the electronic device may obtain the thickness value of the protection panel itself, and may obtain the position of the corrected point by considering the thickness value of the protection panel itself.
  • the electronic device Input information may be output higher or lower than the corresponding output point on the display panel 220 corresponding to the point touched by ), so that the information can be viewed from a position predicted by the user 240.
  • FIG. 3 is a diagram for explaining correcting a position at which information input to a touch screen is output when viewed from above, in an embodiment.
  • FIG. 3 is a top-down plan view of the electronic device and the user 240 viewing the electronic device, which is distinguished from FIG. 2 viewed from the side.
  • FIG. 3 a description overlapping with that of FIG. 2 is omitted.
  • the touch panel 210 and the display panel 220 extend long in the X-axis direction, that is, in the left and right directions, and are formed to be spaced apart by a predetermined distance in the Y-axis direction.
  • the user 240 looks at the touch panel 210 in front from a predetermined position (c, d)
  • the user 240 passes the display panel 220 through the point (c, d1) on the transparent touch panel 210 You are looking at points (c, d2) on the top.
  • a specific point (c, d1) on the touch panel 210 that the user 240 looks at is a reference position.
  • a straight line connecting the user 240 and the reference positions c and d1 on the touch panel 210 viewed by the user 240 is orthogonal to the touch panel 210.
  • Corresponding points c and d2 on the display panel 220 corresponding to the reference positions c and d1 have the same coordinate values in the X-axis direction, and differ only in the coordinate values in the Y-axis direction.
  • the electronic device when the user 240 touches the reference position (c, d1) on the touch panel 210, the electronic device is the position (c, d1) on the display panel 220 corresponding to the reference position (c, d1). , In d2), the information input by the user 240 may be output.
  • the electronic device when the user 240 touches a point other than the reference position (c, d1), the electronic device inputs the user 240 to the corrected position, not the position of the corresponding point on the display panel 220 One information can be displayed.
  • the user 240 looks at a location other than the front of the touch panel 210, that is, another point (c1, d1) located to the left of the reference position (c, d1), while looking at the other points (c1, d1). It is assumed that) is being touched with the touch pen 250.
  • the electronic device may receive information on the location (c, d) of the user 240.
  • Information on the location (c, d) of the user 240 may include information on a distance value Y between the user 240 and the touch panel 210.
  • the electronic device may acquire the reference positions c and d1 from the positions c and d of the user 240.
  • the electronic device may obtain a difference value on the X-axis between the location (c1, d1) of the point touched by the user 240 and the reference location (c, d1), that is, an absolute value of c1-c, as an X value.
  • the electronic device knows in advance the distance between the touch panel 210 and the display panel 220 and the thickness of the touch panel 210 itself, the points c1 and d1 touched by the user on the touch panel 210 and the display panel
  • the distance value Y1 between the corresponding points (c1, d2) on (220) is also known.
  • the electronic device corrects the corresponding output points (c1, d2) on the display panel 220 corresponding to the points (c1, d1) touched by the user 240 by X1 on the X axis, and corrects the position of the corrected point (c2). , d2) can be obtained.
  • the electronic device may cause information input by the user 240 to be output at the positions c2 and d2 of the corrected point.
  • the electronic device Since the user 240 inputs information into the touch positions c1 and d1 while looking at the touch positions c1 and d1 of the touch panel 210, it is predicted that the information will be seen at the touch positions c1 and d1. .
  • the electronic device outputs information at the corrected positions c2 and d2 on the display panel 220 so that the user 240 can view the corresponding information at the predicted positions c1 and d1.
  • the electronic device displays a display corresponding to the point touched by the user 240
  • Input information may be output from the right or left of the corresponding output point on the panel 220.
  • the electronic device 400 includes a processor 410, a memory 420, a user input unit 430, and a display 440.
  • the electronic device 400 may be implemented as a device capable of receiving a command or information through a touch panel and displaying information corresponding thereto.
  • the electronic device 400 may be an electronic blackboard, but is not limited thereto.
  • the electronic device 400 includes a digital TV with a touch screen function, an automated teller machine (ATM), personal digital assistants (PDAs), a desktop, a smart phone, a tablet personal computer, and a mobile phone.
  • phone videophone, e-book reader, laptop PC (laptop personal computer), netbook computer, digital camera, PMP (Portable Multimedia Player), camcorder, navigation, wearable device ), may include at least one of a smart watch.
  • the electronic device 400 may be a fixed type or a mobile type.
  • the electronic device 400 may be used in connection with another computer. Alternatively, when a computer function is embedded in the electronic device 400, the electronic device 400 may be used without being connected to another computer.
  • the user input unit 430 may receive a user input for controlling the electronic device 400.
  • the user input unit 430 may include a touch panel.
  • the user input unit 430 may detect a touch through a tool such as a stylus or a touch pen or a touch by a body such as a user's finger or face through the touch panel.
  • the user input unit 430 may obtain a location where a touch is sensed. For example, when the electronic device 400 is a device that senses a user's touch using an infrared method, the user input unit 430 may detect the location of input information using an output of a portion where infrared rays are blocked. In an embodiment, the user input unit 430 may receive a location of a user inputting input information by touch. For example, the user can simply input the user's location by touching a point when the user looks at the touch panel from the front, that is, a reference location with a finger or the like. Alternatively, the user may directly input the user's location as a coordinate value.
  • the user's location may include a distance between the user and the electronic device 400.
  • the user may directly input the distance between the user and the electronic device 400 as a numerical value.
  • the user may input the distance between the user and the electronic device 400 through a touch.
  • the user may touch two points on the touch panel, and the electronic device 400 may identify the distance between the two touch points input by the user as the distance between the user and the electronic device 400.
  • the processor 410 controls the overall operation of the electronic device 400 and may be used with the same meaning as a control unit. For example, the processor 410 may perform a function of the electronic device 400 by executing one or more instructions stored in the memory 420.
  • the processor 410 may obtain a location at which information input by a touch through the user input unit 430 will be output on the display 440.
  • the processor 410 may control the display 440 to output the input information at a corresponding output point on the display panel.
  • the processor 410 corrects the output position on the display panel where the input information is to be output, and displays the input information to be output at the corrected position. You can control 440.
  • the processor 410 may obtain a correction value proportional to a difference value between the reference position and the touch position of the input information, and use the correction value to identify a display position in which the input information is to be output.
  • the processor 410 makes the ratio of the distance value between the touch panel and the user and the difference value between the reference position and the touch position equal to the ratio of the distance between the touch point on the touch panel and the corresponding output point on the display panel, and the correction value.
  • the correction value can be obtained.
  • the correction value when the protective panel is attached to the touch panel, the correction value may be calculated by considering the thickness of the protective panel.
  • the processor 410 may correct the output position only in the vertical direction around the reference position. That is, as described in FIG. 2, when the touch panel extends up and down in the Y-axis direction, the processor 410 obtains a correction value proportional to the vertical difference between the reference position and the touch position in the Y-axis direction. , Using the correction value, the output position on the display panel in which only the Y-axis value is corrected can be obtained. In this case, if the touch position to which the input information is input is above the reference position, the processor 410 identifies a position higher than the corresponding output point on the display panel corresponding to the touch position as the corrected position, and the touch position is the reference position. If the position is lower than the position, the position lower than the corresponding output point on the display panel can be identified as the corrected position.
  • the processor 410 may obtain a reference position of each user for each of a plurality of users.
  • the processor 410 may obtain a correction value differently for each user by using the reference position mapped for each user ID, and correct the output position of the input information using this. In this case, even if a plurality of users input information to the same point on the touch panel, the point on the display panel where the input information is output may be different for each user.
  • the memory 420 is a flash memory type, a hard disk type, a multimedia card micro type, a card type memory (for example, SD or XD memory), and RAM.
  • RAM Random Access Memory
  • SRAM Static Random Access Memory
  • ROM Read-Only Memory
  • EEPROM Electrically Erasable Programmable Read-Only Memory
  • PROM Programmable Read-Only Memory
  • magnetic memory magnetic disk And at least one type of storage medium among optical disks.
  • the memory 420 may store a program for processing and controlling the processor 410. Also, the memory 420 may store one or more instructions executable by the processor 410. In an embodiment, at least one instruction stored in the memory 340 may be an instruction for obtaining a location in which inputted information is to be output. In an embodiment, one or more instructions stored in the memory 420 may be instructions for outputting input information to a corrected position.
  • the memory 420 may previously store a distance value between a touch point on the touch panel and a corresponding output point on the display panel.
  • the memory 420 may also pre-store information on the separation distance between the touch panel and the display panel and the thickness of the touch panel itself.
  • the memory 420 may store information input through the user input unit 430.
  • the memory 420 may store the user's location input by the user through the user input unit 430.
  • the user's location may include a location on the touch panel, that is, a reference location, at a point where the user's eyes viewed the touch panel from the front.
  • the user's location may include a distance between the user and the electronic device 400.
  • the memory 420 may map and store a reference location for each user ID.
  • the memory 420 may store information inputted through a touch on the touch panel itself, and in addition, various information input through the user input unit 430, such as a user's voice or an image photographed by the user, can be stored. Can be saved.
  • the display 440 may output information input through the user input unit 430.
  • the display 440 may include a display panel.
  • the display panel may be a liquid crystal display (LCD) panel or a panel including various light-emitting materials such as a light emitting diode (LED), an organic light emitting diode (OLED), and a cold cathode fluorescent lamp (CCFL).
  • the display panel may include not only a flat display device, but also a curved display device, which is a screen having a curvature, or a flexible display device capable of adjusting the curvature.
  • the display panel may be a 3D display or an electrophoretic display.
  • the output resolution of the display panel may include, for example, high definition (HD), Full HD, Ultra HD, or a resolution that is sharper than that of Ultra HD.
  • HD high definition
  • Ultra HD Ultra HD
  • the display 440 processes data to be displayed by the display 440 and may perform various image processing operations such as decoding, rendering, scaling, noise filtering, frame rate conversion, and resolution conversion on the data.
  • the display 440 may display an image signal included in the received content on the screen under the control of the processor 410.
  • the display 440 may display content (eg, video) input through the communication unit 510 or the input/output unit 520.
  • the display 440 may output an image stored in the memory 420 under the control of the processor 410.
  • the electronic device 400 may include two or more displays 440.
  • the display 440 may output a user interface for receiving a user location on a screen.
  • the display 440 may display information input to the touch panel by the user through the user input unit 430 on the screen.
  • the display 440 may output the input information to a corresponding output point on the display panel corresponding to the reference position.
  • the display 440 may output the input information to a corrected position obtained by the processor 410 on the display panel where the input information is to be output.
  • 5 is an internal block diagram of an electronic device according to another exemplary embodiment. 5 may include the electronic device 400 of FIG. 4.
  • the electronic device 500 of FIG. 5 includes a processor 410, a memory 420, a user input unit 430, and a display 440, which are components of the electronic device 400 of FIG. 4. 510), an input/output unit 520 and an audio output unit 530 are further included.
  • contents overlapping with the description of FIG. 4 are omitted.
  • the user input unit 430 may include a touch panel.
  • the user input unit 430 may detect a touch through a user's finger or other tool through the touch panel, and may obtain a location of a point at which the touch is detected.
  • the user input unit 430 may receive a location of a user for inputting input information by touch.
  • the user input unit 430 may receive a distance between the user and the electronic device 500 by a touch.
  • the user input unit 430 may detect a user's voice, a user's image, or a user's interaction in addition to the user's touch.
  • the user input unit 430 may further include an input device capable of receiving user information in addition to the touch panel.
  • the user input unit 430 may include a microphone capable of receiving a voice from the user, a button for receiving a user's push operation, a wheel for receiving a user's rotation operation, a keyboard, and a dome switch, or It may further include a camera that generates an image for the user.
  • the user input device included in the user input unit 430 is an example and is not limited to the above example.
  • the user input unit 430 may receive a control command for the electronic device 500 from an external device, such as a remote remote control or a server, using short-range communication including infrared or Bluetooth.
  • the user may input various control signals to the electronic device 500 through the user input unit 430.
  • the user may directly input information on the user's current location as a coordinate value through the user input unit 430 or input through a touch.
  • the user may directly input the distance between the user and the electronic device 500 as a numerical value or input through a touch.
  • the user may control the electronic device 500 through the user input unit 430.
  • the user may determine in which direction to perform correction of a position in which input information is output through the user input unit 430. For example, when the user looks at the electronic device 500 from the front, the output position may be corrected only in the upward and downward directions for information input in a direction higher or downward than the front. In this case, as described in FIG. 2, when the information input by the user on the touch panel 210 is higher than the reference position on the touch panel 210, the processor 410 is a point on the touch panel 210 where the information is input.
  • Input information is output at a position higher than the position of the corresponding output point on the display panel 220 corresponding to, and the information input by the user on the touch panel 210 is lower than the reference position on the touch panel 210.
  • the input information may be output at a position lower than the position of the corresponding output point on the display panel 220 corresponding to the point on the touch panel 210 where the information is input.
  • the output position may be corrected only in the right and left directions for information input more right or left than the front.
  • the processor 410 is more than the corresponding output point on the display panel 220.
  • the input information is more than the corresponding output point on the display panel 220. It can be output from a more left-handed position.
  • the output position can be corrected in both the up and down directions and the left and right directions for information input at a point other than the front, that is, a point other than the reference position. have.
  • the processor 410 uses the position of the information inputted by the user to the touch panel 210 as coordinate values in the X and Y axes based on the reference position. Recognized and input information may be output at the corrected position of the display panel 220.
  • the processor 410 may display (x, y) on the touch panel 210
  • the information input to the display panel 220 may be output from x', y'.
  • the absolute values of the coordinate values (x', y') on the display panel 220 may be larger than the coordinate values (x, y) on the touch panel 210.
  • the communication unit 510 may connect the electronic device 500 to an external device (not shown) under the control of the processor 410.
  • the processor 410 may receive various contents from an external server or an external device such as an external PC connected through the communication unit 510.
  • the communication unit 510 may download an application from an external device or browse the web.
  • the communication unit 510 may include one of wireless LAN, Bluetooth, and wired Ethernet, or a combination thereof, corresponding to the performance and structure of the electronic device 500.
  • the communication unit 510 may perform short-range communication other than Bluetooth, for example, near field communication (NFC) and Bluetooth low energy (BLE) communication.
  • the communication unit 510 may couple with an external device through communication and transmit and receive a connection signal.
  • the input/output unit 520 may receive audio such as a moving image signal or a still image signal, an audio signal, or an audio signal such as a music signal from an external device under the control of the processor 410, and additional information about them. .
  • the input/output unit 520 may include one or more of an HDMI port (High-Definition Multimedia Interface port), a component jack, a PC port, and a USB port.
  • the electronic device 500 may further include an audio output unit 530 that processes audio data.
  • the audio output unit 530 may perform various processing such as decoding, amplification, noise filtering, or the like for audio data.
  • the audio output unit 530 includes audio included in the content received under the control of the processor 410, or audio input through the communication unit 510, the user input unit 430, or the input/output unit 520, a memory ( Audio stored in 420 may be output.
  • the audio output unit 530 may include at least one of a speaker, a headphone output terminal, or a Sony/Philips Digital Interface (S/PDIF) output terminal.
  • the audio output unit 530 controls the user input unit 430 or a processor.
  • the audio signal may be output by increasing or lowering the volume under the control of 410. Alternatively, the audio output unit may not output the audio silently under the control of the processor 410.
  • FIG. 6 is a diagram illustrating that an electronic device receives a user location through a touch according to an embodiment.
  • the electronic device 400 may output an interface for receiving a user location on a touch screen 610.
  • the touch screen screen 610 may represent information output on the display panel 220 located under the touch panel 210 through the transparent touch panel 210.
  • the electronic device 400 may output a face-shaped interface 613 on the touch screen screen 610.
  • the face-shaped interface 613 is output on the touch screen screen 610, the user may recognize that the user's location is to be input.
  • the user may touch a specific point on the touch screen screen 610 when viewing the electronic device 400 from the front, that is, a reference position. As described above, the straight line connecting the user and the reference position is orthogonal to the screen 610.
  • the user may touch a point corresponding to the user's position on the face-shaped interface 613, that is, a reference position using the user's finger 611, face, stylus, touch pen, or other tool.
  • a point corresponding to the user's position on the face-shaped interface 613 that is, a reference position using the user's finger 611, face, stylus, touch pen, or other tool.
  • the electronic device 400 identifies the location input by the user as a reference location and obtains a coordinate value of the reference location. have.
  • the electronic device 400 is displayed as values on the two-dimensional plane X-axis and Y-axis, since the user is looking at the electronic device 400 from the front, the coordinate values on the X-axis and Y-axis of the user's position are electronic It has the same value as the X-axis and Y-axis coordinate values of the reference position touched on the device 400.
  • the user instead of directly touching the coordinate value of the reference position, the user drags and moves the face-shaped interface 613 up, down, left, and right with a finger 611 or a touch pen, and The position of the interface 613 can be changed. That is, the user may move the face-shaped interface 613 in the direction of the arrow displayed on the touch screen screen 610 of FIG. 6.
  • the electronic device 400 may recognize a center point of the moved face-shaped interface 613 as a reference position.
  • the electronic device 400 may output a face-shaped interface 623 on the touch screen screen 620.
  • the face-shaped interface 623 is output on the touch screen screen 620
  • the user recognizes that the user's location is to be input and may draw a circle indicating the user's location. That is, the user may input the circle 625 using a touch pen or a finger 621 to indicate the reference position.
  • the electronic device 400 may recognize the center point of the circle 625 input by the user as a reference position.
  • the electronic device 400 may correct a position at which input information is output using the recognized reference position.
  • the electronic device 400 may recognize the reference position using various methods other than this.
  • FIG. 7 is a diagram illustrating that an electronic device receives a user location through a touch, according to another embodiment.
  • the user location may include a distance between the electronic device 400 and the user 710.
  • a user 710 is looking at an electronic device 440 including an X-axis and a Y-axis from the front.
  • the user 710 and the electronic device 400 are spaced apart by the Z-axis direction.
  • the user 710 may use the electronic device 400 to input a distance value between the user 710 and the electronic device 400.
  • the user 710 may directly measure a distance value between the user 710 and the electronic device 400 and directly input the measured value.
  • the electronic device 400 may previously have a distance value between the user 710 and the electronic device 400 as a default value.
  • the user 710 may input a distance value between the user 710 and the electronic device 400 through a touch.
  • the user 710 may input a distance between the user 710 and the electronic device 400 by touching two points on the electronic device 400.
  • the user 710 directly touches the shoulder position of the user 710 on the electronic device 400 with a shoulder, or touches the user 710 with a finger or various tools to a shoulder point on the electronic device 400.
  • 720 can be displayed.
  • the position of the hand is directly touched on the electronic device 400 with a hand or a tool It is possible to indicate where the point 730 of the hand is on the device 400.
  • the arm of the user 710 is slightly bent as shown in FIG. 7.
  • the distance 740 between the shoulder point of the user 710 and the hand for inputting information has a value that is substantially similar to the distance between the user 710 and the electronic device 400. That is, as shown in FIG.
  • the shoulder point 720 of the user 710 touched on the electronic device 400 having the coordinate values of the X-axis and the Y-axis and the point 730 of the hand where information is input by slightly bending the arm
  • a plane consisting of the X-axis and Y-axis including the connecting line is rotated by 90 degrees inside the electronic device 400, that is, in the Z-axis direction, the user 710's shoulder position and information are inputted. It can be seen that the distance between the user 710 is similar to the distance between the electronic device 400.
  • the electronic device 400 receives, as an example, a shoulder point and a hand point of the user 710 by touch,
  • the distance 740 between points may be obtained, and the distance 740 may be identified as a distance between the user 710 and the electronic device 400.
  • FIG. 8 is a diagram illustrating that an electronic device receives a user location for each user according to an embodiment.
  • a plurality of users may use the electronic device 400. Assuming that the electronic device 400 is displayed as values on the X-axis and Y-axis, which are two-dimensional planes, the coordinate values on the X-axis and Y-axis of the user's position are the X-axis and Y of the reference position in the electronic device 400. It has the same value as the axis coordinate value.
  • a plurality of users may have different location information for each user. For example, some of the plurality of users may be taller and some may be shorter.
  • FIG. 8 for convenience, a case where each user stands at a different point on the X axis is illustrated, but this is for explaining that the height of each user is different, and each user is at a point on the same X axis, for example, the electronic device 400 You can also stand at the central point and enter information. Accordingly, even if a plurality of users are standing apart from the electronic device 400 in the Z-axis direction by the same distance, and even if they are standing at a point on the same X-axis, the Y-axis value of the reference position may vary according to their key.
  • the distance between the user and the electronic device 400 may be different for each user.
  • the electronic device 400 may receive a unique user location for each of a plurality of users.
  • the electronic device 400 may generate an ID for each user, and receive a user location for each ID.
  • the electronic device 400 when the electronic device 400 is used by User 1, User 2, and User 3 as shown in FIG. 8, the electronic device 400 provides location information corresponding to user 1 and location information corresponding to user 2 for each user. And location information corresponding to user 3 may be input and mapped and stored for each user. User 1, user 2, and user 3 may input the user's location in the electronic device 400 using the above-described method, and the electronic device 400 uses the location input by each user as a reference for each user. Can be used as a location.
  • the electronic device 400 may correct a position at which information input by the user 1 to the electronic device 400 is displayed using the reference position of the user 1.
  • the electronic device 400 may correct a position at which the information input by the user 2 is displayed using the reference position of the user 2.
  • a correction value for obtaining a position at which input information is displayed may also be different. Accordingly, even if user 1 and user 2 input information to the same point on the electronic device 400, the input information may be output to different positions according to a correction value differently corrected according to the reference position of each user.
  • the electronic device 400 may adjust and output a location where input information is output by reflecting a different location for each user.
  • FIG. 9 is a diagram illustrating a location on a display panel where information input to a touch panel is output, and is a diagram comparing a case where an output location is corrected and an output location is corrected according to an exemplary embodiment.
  • the left touch screen 910 shows a case where information input to the touch panel is output at a corresponding output point on the display panel.
  • the input information is output at a corresponding output point on the display panel.
  • the point where information is input is not the reference position, due to the gap between the touch panel and the display panel, the user 911 feels that the input information is output from a location other than the original output location. That is, referring to the left side of FIG. 9, when the user 911 inputs information using the touch pen 912 at the first position 914 higher than the reference position on the touch screen 910, the user 911 Is expected to output information at the first position 914 having the same height as the touch pen 912. However, the information input by the user 911 is shown to the user 911 at a second location 913 lower than the first location 914.
  • the user 911 inputs information using the touch pen 912 at the third position 916 lower than the reference position on the touch screen 910, the user 911 is the same as the touch pen 912 It is expected that information will be output at the third position 916 having a height. However, the information input by the user 911 is shown to the user 911 as if it is output from the fourth position 915 located above the third position 916. Therefore, when information is input to a position other than the reference position, a phenomenon in which the position at which the information is output on the display panel differs from the position predicted by the user due to the gap between the two panels.
  • the touch screen 920 shown on the right side of FIG. 9 illustrates a case where information input to the touch panel is output to a corrected position on the display according to an embodiment.
  • the input information is the same position as the input position. It is visible to the user 921 as if it is output from the 3 position 923.
  • the input information is the fourth position 924 It is shown to the user 921 as output from. That is, when the user 921 inputs information in the fourth position 924 having the same height as the touch pen 922, the user 921 inputs the information at the position 924 It feels like it is. Therefore, even when information is input at a location other than the reference location, the input information can be output at a location predicted by the user.
  • FIG. 10 is a flowchart illustrating a method of correcting an output position of information on a display panel by an electronic device according to an exemplary embodiment.
  • the electronic device 400 receives information on the touch panel (step 1010).
  • the electronic device 400 may receive information as a touch using a touch pen or a user's finger.
  • the electronic device 400 determines whether the touch position of the input information is a reference position (step 1020).
  • the electronic device 400 may identify a location on the touch panel corresponding to the user's location as a reference location.
  • the electronic device 400 may receive the user's location by a touch on the touch panel from the user and identify a reference location by using the input.
  • the electronic device 400 When the touch position to which the information is input is the reference position, the electronic device 400 outputs input information at a corresponding output point on the display panel corresponding to the reference position on the touch panel (step 1050).
  • the electronic device 400 corrects the position to output the input information (step 1030).
  • the electronic device 400 may obtain a difference value between the reference position and the touch position, and obtain a correction value proportional to the difference value. For this, the electronic device 400 may obtain a distance value between the user and the electronic device 400.
  • the electronic device 400 receives a distance value between the user and the electronic device 400 as a numerical value from the user, or when the user touches two specific points, the distance value between the two points is determined by the user and the electronic device 400. Can be identified by the distance value between.
  • the electronic device 400 may receive a position of a user's shoulder point and a user's hand by touch, and identify a distance between the two received points as a distance between the user and the electronic device 400.
  • the ratio of the distance value between the electronic device 400 and the user and the difference value between the reference position and the touch position of the input information is the distance between the touch point on the touch panel and the corresponding output point on the display panel,
  • the correction value can be obtained by making it equal to the ratio of the correction value.
  • the electronic device 400 outputs the input information to the corrected position on the display panel (step 1040). That is, the electronic device 400 may cause the input information to be displayed at a position in which the position of the corresponding output point on the display panel corresponding to the touch position of the input information is corrected by the correction value.
  • the electronic device 400 may perform correction only on an axis set by the user. For example, when the user wants to correct the output position only in the vertical direction based on the reference position, the electronic device 400 obtains a correction value proportional to the Y-axis difference value between the reference position and the position of the input information, and uses this Only the Y-axis value on the display panel can obtain the corrected position.
  • the electronic device 400 allows information to be output at a position higher than the corresponding output point on the display panel, and when the touch position is below the reference position, the corresponding display panel Information can be output at a position further below the output point.
  • the electronic device and its operation method may also be implemented in the form of a recording medium including instructions executable by a computer, such as a program module executed by a computer.
  • Computer-readable media can be any available media that can be accessed by a computer, and includes both volatile and nonvolatile media, removable and non-removable media. Further, the computer-readable medium may include both computer storage media and communication media.
  • Computer storage media includes both volatile and nonvolatile, removable and non-removable media implemented in any method or technology for storage of information such as computer readable instructions, data structures, program modules or other data.
  • Communication media typically includes computer readable instructions, data structures, program modules, or other data in a modulated data signal such as a carrier wave, or other transmission mechanism, and includes any information delivery medium.
  • the “unit” may be a hardware component such as a processor or a circuit, and/or a software component executed by a hardware configuration such as a processor.

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • User Interface Of Digital Computer (AREA)
  • Position Input By Displaying (AREA)

Abstract

L'invention concerne un dispositif électronique. Le dispositif électronique, selon un mode de réalisation, comprend : un panneau tactile servant à recevoir des informations d'entrée au niveau d'une première position tactile ; un panneau d'affichage formé de manière à être espacé du panneau tactile à raison d'une distance prédéterminée, et émettant les informations d'entrée ; et une unité de commande, l'unité de commande pouvant amener les informations d'entrée à être émises au niveau d'une première position d'affichage sur le panneau d'affichage en correspondance avec la première position tactile qui est une position de référence, et amener les informations d'entrée à être émises à partir d'une seconde position d'affichage sur le panneau d'affichage en correspondance avec la première position tactile qui n'est pas la position de référence.
PCT/KR2020/003236 2019-08-06 2020-03-09 Dispositif électronique et procédé d'affichage réalisé par ce dispositif WO2021025253A1 (fr)

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