WO2023013919A1 - Dispositif électronique et procédé de commande associé - Google Patents

Dispositif électronique et procédé de commande associé Download PDF

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Publication number
WO2023013919A1
WO2023013919A1 PCT/KR2022/010427 KR2022010427W WO2023013919A1 WO 2023013919 A1 WO2023013919 A1 WO 2023013919A1 KR 2022010427 W KR2022010427 W KR 2022010427W WO 2023013919 A1 WO2023013919 A1 WO 2023013919A1
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WO
WIPO (PCT)
Prior art keywords
display
display modules
unique information
identified
electronic device
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PCT/KR2022/010427
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English (en)
Korean (ko)
Inventor
김현호
Original Assignee
삼성전자주식회사
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Publication of WO2023013919A1 publication Critical patent/WO2023013919A1/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
    • G06F3/14—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
    • G06F3/1446—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 display composed of modules, e.g. video walls
    • 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
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2340/00—Aspects of display data processing
    • G09G2340/04—Changes in size, position or resolution of an image
    • G09G2340/0407—Resolution change, inclusive of the use of different resolutions for different screen areas
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2360/00—Aspects of the architecture of display systems
    • G09G2360/04—Display device controller operating with a plurality of display units

Definitions

  • the present invention relates to an electronic device and a control method thereof, and more particularly to an electronic device that recognizes the addition of a display module and provides an optimal resolution based on the added display module, and a control method thereof.
  • the present invention provides an electronic device that recognizes the addition of a display module and provides an optimal resolution suitable for the added display module and a control method thereof.
  • An electronic device for achieving the above object includes a display composed of a plurality of display modules, a driving unit for driving the plurality of display modules, a memory for storing at least one command, and a display device. and a processor for controlling, by executing the at least one command, identifying at least one of resistance values of the plurality of display modules and unique information of the plurality of display modules, and identifying the resistance value and An output resolution of an output image may be determined based on at least one of the identified unique information, and the driving unit may be controlled to output the output image using the plurality of display modules based on the output resolution.
  • the electronic device further includes a connection unit connecting the plurality of display modules and the drive unit, and the memory includes a lookup in which resolution is matched with at least one of resistance values of the plurality of display modules and unique information of the plurality of display modules.
  • the table may be stored, and a resolution matched with at least one of the identified resistance values of the plurality of display modules and unique information of the plurality of display modules may be determined as the output resolution.
  • Each of the plurality of display modules includes a first resistor, the driver includes a second resistor, the first resistor and the second resistor are connected through a connection portion, and the processor is a node connected to the first resistor.
  • the processor obtains unique information of the plurality of display modules through the connection unit, and obtains a combined resistance value of the plurality of display modules based on the voltage of the identified node. Based on, it is possible to determine the output resolution.
  • the processor may obtain unique information of the plurality of display modules through the connection unit, and determine the output resolution based on the obtained unique information.
  • the processor determines a first output resolution of an output image based on at least one of the identified resistance value and the identified unique information, and when at least one display module is additionally connected to the driving unit through the connection unit, Identifying at least one of resistance values and unique information of the plurality of display modules and the at least one display module, and based on at least one of the resistance value and the unique information of the identified at least one display module, The first output resolution may be changed to the second output resolution.
  • the processor identifies positions of the plurality of display modules and the at least one display module based on at least one of a resistance value and unique information of the identified plurality of display modules and the at least one display module, and Based on the identified location, a display area including at least one of the plurality of display modules and the at least one display module may be identified.
  • the processor identifies a first display area including at least one of the plurality of display modules, identifies a second display area including at least one of the at least one display module, and displays a first image in the first display area.
  • the driving unit may be controlled to output a second image to the second display area.
  • an electronic device control method includes identifying at least one of resistance values of a plurality of display modules connected to a driving unit of the electronic device and unique information of the plurality of display modules; determining an output resolution of an output image based on at least one of the identified resistance value and the identified unique information; and outputting the output image using the plurality of display modules based on the output resolution.
  • the electronic device stores a lookup table in which at least one of the resistance values of the plurality of display modules and the unique information of the plurality of display modules and a resolution are matched, and the identified resistance values of the plurality of display modules and the plurality of
  • the method may further include determining a resolution matched with at least one of the unique information of the display module as an output resolution.
  • Each of the plurality of display modules includes a first resistor, the driver includes a second resistor, the first resistor and the second resistor are connected through a connection portion, and a voltage of a node connected to the first resistor is determined. identifying; and obtaining a combined resistance value of the plurality of display modules based on the voltage of the identified node.
  • the method may further include determining the output resolution based on the acquired unique information.
  • identifying a first display area including at least one of the plurality of display modules identifying a second display area including at least one of the at least one display module; and outputting the first image to the first display area and outputting the second image to the second display area.
  • the control method includes a plurality of connected to the driving unit of the electronic device. identifying at least one of a resistance value of a display module and unique information of the plurality of display modules; determining an output resolution of an output image based on at least one of the identified resistance value and the identified unique information; and outputting the output image using the plurality of display modules based on the output resolution.
  • an electronic device including a display composed of a plurality of display modules can recognize the addition of a display module, provide an optimal resolution, and improve user convenience by providing a plurality of display screens.
  • FIG. 1 is a block diagram for explaining the configuration of an electronic device according to an embodiment of the present disclosure.
  • FIG. 2 is a diagram for explaining a specific method for a processor to identify combined resistance values of a plurality of display modules.
  • 3A and 3B are views for explaining a specific method of determining an output resolution based on at least one of a driving unit identification voltage, a combined resistance value of a plurality of identified display modules, or unique information of a plurality of identified display modules. .
  • 4A to 4C are diagrams for explaining a method of outputting an image when a display module is additionally connected.
  • 5A to 5C are views for explaining a method of outputting an image when a display module is additionally connected.
  • FIG. 6 is a flowchart illustrating a method of determining an output resolution based on the number of display modules.
  • expressions such as “has,” “can have,” “includes,” or “can include” indicate the presence of a corresponding feature (eg, numerical value, function, operation, or component such as a part). , which does not preclude the existence of additional features.
  • expressions such as “A or B,” “at least one of A and/and B,” or “one or more of A or/and B” may include all possible combinations of the items listed together.
  • a component e.g., a first component
  • another component e.g., a second component
  • connection to it should be understood that an element may be directly connected to another element, or may be connected through another element (eg, a third element).
  • an element eg, a first element
  • another element eg, a second element
  • it is referred to as a component different from a component. It may be understood that there are no other components (eg, third components) between the elements.
  • the phrase “device configured to” may mean that the device is “capable of” in conjunction with other devices or components.
  • a processor configured (or configured) to perform A, B, and C may include a dedicated processor (eg, embedded processor) to perform the operation, or by executing one or more software programs stored in a memory device.
  • a general-purpose processor eg, CPU or application processor
  • a 'module' or 'unit' performs at least one function or operation, and may be implemented with hardware or software, or a combination of hardware and software.
  • a plurality of 'modules' or a plurality of 'units' may be integrated into at least one module and implemented by at least one processor, except for 'modules' or 'units' that need to be implemented with specific hardware.
  • FIG. 1 is a block diagram for explaining the configuration of an electronic device according to an embodiment of the present disclosure.
  • an electronic device 100 includes a display 110, a driving unit 120, a connection unit 130, a memory 140, a communication interface 150, an input/output interface 160, a user interface 170, A processor 180 may be included.
  • the electronic device 100 may omit at least some of the components and may further include other components.
  • the electronic device 100 may be a TV, but this is merely an example and may be implemented with other devices such as a video wall or a monitor.
  • the display 110 may be composed of a plurality of display modules.
  • the display 110 may be configured in an assembled form by connecting a plurality of display modules.
  • At least one display module may be additionally connected to the display 110 composed of a plurality of display modules.
  • at least one display module may be additionally mounted on a frame in which a plurality of display modules are mounted.
  • a plurality of display modules can be individually detachable from the frame and can form at least one or more sub-screens.
  • the display 110 may output one or more screens under the control of the driving unit 120 .
  • Displayable resolution of the display module may be determined according to the manufactured size.
  • a displayable resolution of one display module may be 480x270.
  • a plurality of display modules implemented in the form of an 8x8 matrix may implement a resolution of 3840x2160.
  • Each of the plurality of display modules may include a plurality of pixels arranged in a matrix form.
  • the display module may include self-emissive pixels.
  • the display module may be implemented with a plurality of LED modules (LED modules including at least one LED element) and/or a plurality of LED cabinets.
  • the LED module may include a plurality of LED pixels.
  • the LED pixels may be implemented as RGB LEDs, and the RGB LEDs may include RED LEDs, GREEN LEDs, and BLUE LEDs together.
  • the display module may be implemented as a liquid crystal display panel (LCD), organic light emitting diodes (OLED), and the like, and in some cases, the display module may also be implemented as a flexible display, a transparent display, a touch display, or the like.
  • LCD liquid crystal display panel
  • OLED organic light emitting diodes
  • the display module according to the present disclosure is not limited to a specific type.
  • the display module may be mounted on the frame of the electronic device 100 .
  • the frame of the electronic device 100 may be a frame including a plurality of areas in which a plurality of display modules may be mounted.
  • the frame of the electronic device 100 may be configured in the form of connecting and assembling a plurality of unit frames.
  • the frame of the electronic device 100 may be a frame that can be assembled by additionally connecting unit frames.
  • One unit frame may have one display module mounted thereon, but this is only an example, and a plurality of display modules may be mounted in one unit frame.
  • the display 110 may be configured in a form in which display modules are connected and assembled without a separate frame.
  • the display module may be additionally mounted on or removed from the electronic device 100 .
  • the display module may be additionally mounted on or removed from the frame of the electronic device 100 .
  • the attached display module mounted on the frame may output one or more screens under the control of the driving unit 120 .
  • the display module may include hardware circuitry therein.
  • a resistor having a specific resistance value may be included in the display module.
  • the display module may include a memory therein.
  • a memory included in the display module may include information about a resistance value of a resistor included in the display module.
  • a memory included inside the display module may include information about unique information of the display module.
  • the processor 180 transmits information about a resistance value of a resistor included inside the display module or unique information of the display module from the display module through at least one of the connection unit 130, the communication interface 150, and the input/output interface 160. can be obtained
  • the driving unit 120 may drive the display 110 under the control of the processor 180 .
  • the driver 120 may have various hardware designs and may include hardware devices and circuits for driving the display module.
  • the driving unit 120 applies a driving voltage to the display module in order to drive light emitting elements (eg, LED pixels) included in each display module constituting the display 110.
  • the display 110 may be driven by applying or flowing a driving current.
  • the driving unit 120 may be included in a frame of the electronic device 100 or included in at least one of a plurality of display modules.
  • the connection unit 130 may be configured to connect between the display module and the driving unit 120 or between display modules.
  • the connection unit 130 may be implemented through an HDMI port for connecting between the display module and the driving unit 120 or between the display modules, but this is only one embodiment, and between the display module and the driving unit 120 or between the display modules. It may be implemented as a magnet that magnetically connects modules. When the connector 130 is implemented as a magnet, the magnet included in the display module and the magnet included in the frame may be coupled to each other.
  • the memory 140 may store at least one instruction related to the electronic device 100 .
  • the memory 140 may store a lookup table in which output resolution is matched with at least one of a voltage value identified by the driving unit, a combined resistance value of the display module, and unique information of the display module.
  • the memory 140 may store information about the resistance value of the resistor included in the driver 120 and information about the voltage value of a voltage source connected to the resistor included in the driver 120 .
  • the memory 140 may store information about resistance values of resistors included in the display module.
  • the memory 140 may store information about unique information of the display module.
  • An operating system (O/S) for driving the electronic device 100 may be stored in the memory 140 .
  • various software programs or applications for operating the electronic device 100 may be stored in the memory 140 according to various embodiments of the present disclosure.
  • the memory 140 may include a semiconductor memory such as a flash memory or a magnetic storage medium such as a hard disk.
  • the term memory 140 refers to the memory 140, a ROM (not shown) in the processor 180, a RAM (not shown), or a memory card (not shown) mounted in the electronic device 100 (eg For example, micro SD card, memory stick) may be used as a meaning including.
  • the communication interface 150 includes circuitry and is a component capable of communicating with external devices and servers.
  • the communication interface 150 may perform communication with an external device and a server based on a wired or wireless communication method.
  • the communication interface 150 may communicate with an external device and a server through wireless communication.
  • the communication interface 150 may include a Wi-Fi module (not shown), a Bluetooth module (not shown), an infrared (IR) module, a local area network (LAN) module, an Ethernet module, and the like.
  • each communication module may be implemented in the form of at least one hardware chip.
  • the wireless communication module includes zigbee, USB (Universal Serial Bus), MIPI CSI (Mobile Industry Processor Interface Camera Serial Interface), 3G (3rd Generation), 3GPP (3rd Generation Partnership Project), LTE (Long Term Evolution), LTE-A (LTE Advanced), 4G (4th Generation), 5G (5th Generation), etc., may include at least one communication chip that performs communication according to various wireless communication standards.
  • the communication interface 150 may use at least one communication module among various communication modules.
  • a communication interface for communicating with an external device and a communication interface for communicating with a server may be implemented as different interfaces.
  • the processor 180 may receive image information from an external device or server through the communication interface 150 .
  • the processor 180 may obtain information about a resistance value of a resistor included in the display module or unique information of the display module from at least one of a display module, an external device, and an external server through the communication interface 150 .
  • the input/output interface 160 may be implemented as a port included in the electronic device 100 .
  • the input/output interface 140 is implemented as an HDMI port to communicate with an external device.
  • the external device may also have an HDMI port.
  • the electronic device 100 and the external device may perform communication through each HDMI port and a High Definition Multimedia Interface (HDMI) cable connecting them.
  • HDMI High Definition Multimedia Interface
  • LVDS Low Voltage Differential Signals
  • DVI Digital Visual Interface
  • D-SUB D-subminiature
  • VGA Video Graphics Array
  • V-by-One cable or Communication with an external device may be performed through an optical cable or the like.
  • the electronic device 100 may receive image information from an external device or server through the input/output interface 160 .
  • the processor 180 may receive image information from an external device or server through the input/output interface 160 .
  • the processor 180 may obtain information about a resistance value of a resistor included in the display module or unique information of the display module from at least one of a display module, an external device, and an external server through the communication interface 150 .
  • the user interface 170 may be implemented as a device such as a button, a touch pad, a mouse, or a keyboard, or may be implemented as a touch screen capable of simultaneously performing the above-described display function and manipulation input function.
  • the buttons may be various types of buttons such as mechanical buttons, touch pads, wheels, etc. formed on an arbitrary area such as the front, side, or rear surface of the main body of the electronic device 100 .
  • the electronic device 100 may obtain various user inputs through the user interface 170 .
  • the processor 180 may control overall operations and functions of the electronic device 100 . Specifically, the processor 180 is connected to the configuration of the electronic device 100 including the memory 140, and executes at least one command stored in the memory 140 as described above, so that the electronic device 100 You have full control over the action.
  • processor 180 can be implemented in a variety of ways.
  • the processor 180 may include an application specific integrated circuit (ASIC), an embedded processor, a microprocessor, hardware control logic, a hardware finite state machine (FSM), a digital signal processor Processor, DSP) may be implemented as at least one.
  • ASIC application specific integrated circuit
  • FSM hardware finite state machine
  • DSP digital signal processor Processor
  • the term processor 180 may be used to include a Central Processing Unit (CPU), a Graphic Processing Unit (GPU), and a Main Processing Unit (MPU).
  • CPU Central Processing Unit
  • GPU Graphic Processing Unit
  • MPU Main Processing Unit
  • the processor 180 may identify the additional mounting of the display module.
  • the processor 180 may identify the number of display modules included in the display 110 .
  • the processor 180 may identify the number of display modules connected to the driving unit 120 through the connecting unit 130 .
  • the processor 180 may identify composite resistance values of a plurality of display modules included in the display 110 . Specifically, the processor 180 may identify combined resistance values of a plurality of display modules connected to the driving unit 120 through the connection unit 130 . A detailed method for the processor 180 to identify the combined resistance values of the plurality of display modules included in the display 110 will be described with reference to FIG. 2 .
  • the processor 180 may identify unique information of a plurality of display modules connected to the display 110 .
  • the processor 180 may receive unique information of a display module from a display module connected through the connection unit 130 .
  • the unique information of the display module may be a serial number of the display module, but this is only an example and may mean identification information of the display module.
  • Unique information of the display module may be stored in a memory included in the display module.
  • the unique information of the display module may be information set by the manufacturer of the electronic device 100 and stored in a memory included in the display module.
  • the processor 180 may determine the resolution of the output image based on the number of display modules included in the display 110 . Specifically, the processor 180 may determine the resolution of the output image by using a lookup table pre-stored in the memory 140 based on at least one of the identified combined resistance values of the plurality of display modules and the identified unique information. . A detailed method of determining the resolution of the output image by the processor 180 will be described with reference to FIGS. 3A and 3B.
  • the processor 180 may determine the first resolution of the output image based on at least one of the identified combined resistance values of the plurality of display modules and the identified unique information. At this time, if at least one display module is additionally connected to the driving unit 120 through the connection unit 130, the processor 180 may identify at least one of a combined resistance value and unique information of the at least one display module. . The processor 180 may change the first output resolution to the second output resolution based on at least one of the identified resistance value and unique information of the at least one display module. If at least one display module is additionally connected to the connection unit, a specific method for the processor 180 to change the first output resolution to the second output resolution will be described with reference to FIGS. 4A to 4B and 5A to 5B.
  • the processor 180 may identify the plurality of display modules and positions of the at least one display module based on one of the identified plurality of display modules and resistance values of the at least one display module and unique information.
  • the driving unit 120 of the electronic device 100 may be connected to the display module through one of a plurality of ports of the connection unit 130, but this is only one embodiment and the driving unit 120 is magnetic. It may be connected to the display module through the connection unit 130 in various ways, such as a conventional method.
  • Each of the plurality of ports of the display module connected to each port of the processor 180 may correspond to an area where the display module is located.
  • the processor 180 may identify at least one of a combined resistance value and unique information of a plurality of display modules connected through respective ports of the connection unit 130 .
  • the processor 180 may identify the number of display modules connected to each port based on at least one of the identified composite resistance value and unique information.
  • the processor 180 may identify the number of display modules connected to a specific location of the display.
  • the processor 180 may identify a display area including at least one of a plurality of display modules and at least one display module.
  • the processor 180 may identify a first display area and a second display area including at least one of a plurality of display modules and at least one display module. For example, the processor 180 may identify a first display area including at least one of a plurality of display modules and identify a second display area including at least one of at least one display module.
  • the processor 180 may control the driving unit to output one first image to the first display area and the second display area. Alternatively, the processor 180 may control the driving unit to output the first image to the first display area and to output the second image to the second display area. A detailed method of outputting the first image and the second image by the processor 180 will be described with reference to FIGS. 4C and 5C.
  • FIG. 2 is a diagram for explaining a specific method for the processor 180 to identify combined resistance values of a plurality of display modules.
  • the processor 180 may identify combined resistance values of the plurality of display modules corresponding to the number of the plurality of display modules.
  • Each of the internal circuits included in the plurality of display modules 210 , 220 , 230 and 240 may include resistors 211 , 221 , 231 and 241 .
  • Each of the resistors 211 , 221 , 231 , and 241 may be a first resistor having a specific resistance value, but this is only an example and the resistance value of each resistor may be different.
  • Each of the resistors 211, 221, 231, and 241 may be a pull-down resistor connected to ground, but this is only an example and may be implemented in circuits in various ways, such as a pull-up resistor connected to power.
  • An internal circuit included in the driver 130 may include a second resistor 122 .
  • the second resistor may be a pull-up resistor connected to a power source, but this is only an example, and may be implemented in circuits in various ways such as a pull-down resistor.
  • the resistors 210, 220, 230, and 240 included in the plurality of display modules and the second resistor 132 included in the driving unit 130 are connected to the connection unit ( 130) can be connected.
  • the resistors 210 , 220 , 230 , and 240 included in the plurality of display modules may be connected in parallel to the resistors included in the driving unit 130 through the connection unit 130 , but this is only one embodiment and the plurality of resistors included in the plurality of display modules may be connected in series with the driving unit.
  • the voltage 123 by the voltage source connected to the resistor 122 of the driving unit 120 is divided between the first resistor and the second resistor.
  • the ratio at which the voltage is divided may be determined by the ratio of the combined resistance values of the second resistor and the resistors 211 , 221 , 231 , and 241 of the plurality of display modules.
  • the processor 180 may obtain a voltage value at which the voltage by the voltage source 123 is distributed to the second resistor, and identify the number of display modules connected to the driving unit 120 . Specifically, the processor 180 may identify the voltage of the node 121 connected to the second resistor 122 . The second resistor 122 and the node 121 may be directly connected as shown in FIG. 2 , but this is only an example, and various components such as circuit elements may be included between the second resistor and the node 121. The processor 180 may identify combined resistance values of the plurality of display modules 210 , 220 , 230 , and 240 connected to the driving unit 120 based on the identified voltage of the node 121 .
  • a value obtained by excluding the voltage of the node identified by the processor 180 from the voltage by the voltage source 123 may be the voltage distributed to the second resistor.
  • the voltage of the node 121 identified by the processor 180 may be a voltage distributed to the resistors 211 , 221 , 231 , and 241 of the plurality of display modules.
  • the processor 180 may identify the voltage of the identified node 121 as the voltage distributed to the resistors 211 , 221 , 231 , and 241 of the plurality of display modules.
  • the ratio of the voltage values distributed to the second resistor 122 and the resistors 211, 221, 231, and 241 of the plurality of display modules 210, 220, 230, and 240 is the resistance value of the second resistor 122 and the combined resistance value of the resistors 211, 221, 231, and 241 of the plurality of display modules. may be a ratio of At this time, information on the resistance value of the second resistor 122 and information on each resistance value of the resistors 211 , 221 , 231 , and 241 included in the display module may be pre-stored in the memory 140 . Accordingly, the processor 180 may identify combined resistance values of the plurality of display modules based on the voltage value identified at the node 121 .
  • each of the resistance values of the resistors 211 , 221 , 231 , and 241 included in the plurality of display modules 210 , 220 , 230 , and 240 may be 10 kiloohms [Kohm].
  • the resistors 211 , 221 , 231 , and 241 included in the plurality of display modules 210 , 220 , 230 , and 240 may be connected in parallel.
  • the value of the second resistor 122 may be 10 kilohm [Kohm].
  • the second resistor 122 may be connected to the voltage source 123 .
  • the voltage by the voltage source 123 may be 5V.
  • the processor 180 may identify that the voltage of the node 121 is 1 volt [V].
  • the voltage distributed across the second resistor 122 may be 4 volts [V] excluding the identified voltage 1 volt [V] from 5 volts [V] by the voltage source 123 . Accordingly, the ratio of the voltages distributed to the combined resistance of the plurality of display modules may be 1V, which is the identified voltage.
  • the plurality of A combined resistance value of the resistors 211 , 221 , 231 , and 241 included in the display modules 210 , 220 , 230 , and 240 may be 2.5 kilohm [Kohm].
  • Each resistance value of the resistors 211,221,231,241 included in the plurality of display modules 210,220,230,240 is 10 kilohm [Kohm], the combined resistance value is 2.5 kilohm [Kohm], and each resistor is connected in parallel, so the processor ( 180) may identify the number of each resistor using the composite resistor value.
  • the number of identified resistors may correspond to the number of the plurality of display modules 210 , 220 , 230 , and 240 .
  • a specific method for the processor 180 to identify the voltage of the node 121 and to determine the output resolution based on the identified voltage and the combined resistance values of the plurality of display modules will be described with reference to FIG. 3A.
  • 3A and 3B illustrate a specific method for determining an output resolution based on at least one of an identification voltage of the driving unit 123, a combined resistance value of a plurality of identified display modules, or unique information of a plurality of identified display modules. It is a drawing for
  • the memory 140 may store look-up tables 310 and 320 in which resolution is matched with at least one of a drive unit identification voltage, combined resistance values of a plurality of display modules, and unique information of a plurality of display modules.
  • a lookup table including information on a driving unit identification voltage and a combined resistance value and an output resolution value of a plurality of display modules corresponding to the driving unit identification voltage may be pre-stored in the memory 140. It is only an embodiment, and the lookup table is described in various combinations, such as only information on the driver identification voltage and output resolution value, or only information on the combined resistance value and output resolution value of a plurality of display modules. may be stored.
  • the processor 180 may identify a voltage at a node connected to a resistor included in the driving unit 120 and determine an output resolution using a lookup table in which the identified voltage and resolution are matched and stored.
  • the driver identification voltage may be a voltage value identified at a node connected to a resistor included in the driver.
  • the display module composite resistance may be a composite resistance value of resistors included in a plurality of display modules connected to the driving unit 120 .
  • the processor 180 may identify at least one of the driver identification voltage and the display module composite resistance by using a lookup table previously stored in the memory 140 and obtain output resolution information corresponding to the identified voltage and composite resistance.
  • the memory 140 stores a look-up table including information about the resolution that is matched with the driver identification voltage value, the combined resistance value of the display module, and the unique information of the display module. Raw data may be stored in the memory 140 .
  • a lookup table including information on the number of identified serial numbers (S/N) and corresponding output resolution values may be pre-stored in the memory 140, but each display rather than the serial number Look-up tables may be stored in various combinations of unique information of various display modules, such as the module's MAC address.
  • the processor 180 may identify the number of serial numbers of display modules connected to the driving unit 120 .
  • the processor 180 may obtain output resolution information corresponding to the number of identified serial numbers by using a lookup table previously stored in the memory 140 .
  • FIGS. 5a to 5c are views for explaining a method of outputting an image when a display module is additionally connected.
  • the display 110 may be a display 110 in which six display modules 511 , 512 , 513 , 514 , 515 , and 516 are assembled and connected. That is, the six display modules 511 , 512 , 513 , 514 , 515 , and 516 may be connected to the driving unit 120 through the connecting unit 130 .
  • a first image may be output at a first resolution on a first display area composed of six display modules 511 , 512 , 513 , 514 , 515 , and 516 .
  • one display module 521 may be additionally connected to the driving unit 120 through the connecting unit 130 .
  • seven display modules 511 , 512 , 513 , 514 , 515 , 516 , and 522 may be connected to the driving unit 120 .
  • the processor 180 may identify locations of the display modules 511 , 512 , 513 , 514 , 515 , 516 , and 522 and identify a first display area and a second display area based on the identified locations.
  • the first display area may be a display area composed of six display modules (511, 512, 513, 514, 515, and 516), and the second display area may be a newly added display module 521, but this is only one embodiment, and the display module Display areas may be identified in various combinations.
  • the first display area and the second display area may output one image, but the first image may be output on the first display area and the second image may be output on the second display area. Referring to FIG.
  • a first image is output at a first resolution in a first display area composed of play modules 511 , 512 , 513 , 514 , 515 , and 516
  • a second image is displayed in a display area composed of one display module 521 . It can be output at this second resolution.
  • the second image may be a TV screen, but this is only an example, and the driving unit 120 may be controlled to output various images such as a UI.
  • the UI displayed on the second image may be a UI through which the user can control settings of the electronic device 100 .
  • the electronic device 100 when it is a TV, it may be an input interface of the TV or a UI for selecting a channel of the TV.
  • the UI displayed on the second image may vary according to the type of display image displayed on the first image.
  • the UI displayed on the second image may be a UI corresponding to the first image.
  • the electronic device 100 may be a TV, and while a movie is displayed on a first image, a UI displayed on a second image may include information related to the movie, but this is only an example.
  • the second image may be displayed on the display 110 without any type of limitation.
  • the display 110 may be a display 110 in which twelve display modules 511 , 512 , 513 , 514 , 515 , 516 , 521 , 522 , 523 , 524 , 525 , and 526 are assembled and connected.
  • the processor 180 may determine the second output resolution based on combined resistance values or unique information of the 12 display modules 511 , 512 , 513 , 514 , 515 , 516 , 521 , 522 , 523 , 524 , 525 , and 526 connected to the driving unit 120 .
  • the driving unit 120 may be controlled to output a first image at a second resolution to a display area composed of 12 display modules 511, 512, 513, 514, 515, 516, 521, 522, 523, 524, 525, and 526.
  • the processor 180 may identify the number of display modules based on at least one of the combined resistance and unique information of the display module that is not removed.
  • the processor 180 may determine an output resolution based on the number of identified modules and output an image at the changed resolution, or may reproduce a plurality of images by identifying at least one display area among a plurality of display modules.
  • FIG. 6 is a flowchart illustrating a method of determining an output resolution based on the number of display modules.
  • the electronic device 100 may identify at least one of resistance values of the plurality of display modules constituting the display 110 and unique information of the plurality of display modules (S610).
  • the electronic device 100 may identify a combined resistance value of a plurality of display modules by identifying a voltage at a node connected to a resistor included in the driving unit 120 .
  • the electronic device 100 may obtain unique information of a display module from a plurality of display modules through the connection unit 130 .
  • the electronic device 100 may determine the resolution of the output image based on at least one of the identified combined resistance values of the plurality of display modules and unique information of the plurality of display modules (S620).
  • the electronic device 100 may determine the resolution of the output image using a lookup table pre-stored in the memory 140 . Based on the lookup table, the electronic device 100 output resolution corresponding to the identified composite resistance values and the acquired unique information based on the identified composite resistance values of the plurality of display modules and the unique information obtained from the plurality of display modules can identify.
  • the electronic device 100 may control the driving unit to output an image using a plurality of display modules based on the determined output resolution (S630).
  • the electronic device 100 may change the resolution of an image input through the communication interface 150 and the input/output interface 160 to the identified output resolution.
  • the electronic device 100 may control the driving unit to output the image of the plurality of display modules with the image changed to the output resolution.
  • unit or “module” used in the present disclosure includes units composed of hardware, software, or firmware, and may be used interchangeably with terms such as logic, logic blocks, parts, or circuits, for example.
  • a “unit” or “module” may be an integrated component or a minimum unit or part thereof that performs one or more functions.
  • the module may be composed of an application-specific integrated circuit (ASIC).
  • ASIC application-specific integrated circuit
  • Various embodiments of the present disclosure may be implemented as software including instructions stored in a storage medium readable by a machine (eg, a computer).
  • the machine may receive instructions stored from the storage medium.
  • a device capable of calling and operating according to the called command it may include the electronic device 100 (eg, a display device) according to the disclosed embodiments
  • the processor directly or A function corresponding to a command may be performed using other components under the control of the processor.
  • a command may include code generated or executed by a compiler or an interpreter.
  • a device-readable storage medium is a non-temporary It can be provided in the form of a (non-transitory) storage medium, where 'non-transitory' means that the storage medium does not contain a signal and is tangible, but the data is semi-permanent or temporary in the storage medium. It does not distinguish whether it is saved as .
  • the method according to various embodiments disclosed in this document may be included and provided in a computer program product.
  • Computer program products may be traded between sellers and buyers as commodities.
  • the computer program product may be distributed in the form of a device-readable storage medium (eg compact disc read only memory (CD-ROM)) or online through an application store (eg Play StoreTM).
  • an application store eg Play StoreTM
  • at least part of the computer program product may be temporarily stored or temporarily created in a storage medium such as a manufacturer's server, an application store server, or a relay server's memory.
  • Each component may be composed of a single object or a plurality of objects, and some sub-components among the aforementioned sub-components may be omitted, or other sub-components may be used. It may be further included in various embodiments. Alternatively or additionally, some components (eg, modules or programs) may be integrated into one entity and perform the same or similar functions performed by each corresponding component prior to integration. According to various embodiments, operations performed by modules, programs, or other components are executed sequentially, in parallel, iteratively, or heuristically, or at least some operations are executed in a different order, are omitted, or other operations are added. It can be.

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)

Abstract

Un dispositif électronique est divulgué. Le dispositif électronique comprend : un afficheur composé d'une pluralité de modules d'affichage ; une unité d'attaque pour attaquer la pluralité de modules d'affichage ; une mémoire pour stocker au moins une instruction ; et un processeur pour commander un dispositif d'affichage, le processeur exécutant au moins une instruction de façon à identifier des valeurs de résistance de la pluralité de modules d'affichage et/ou des informations uniques concernant la pluralité de modules d'affichage, détermine la résolution de sortie d'une image de sortie sur la base des valeurs de résistance identifiées et/ou des informations uniques identifiées, et commande l'unité d'attaque de façon à délivrer, sur la base de la résolution de sortie, une image de sortie à l'aide de la pluralité de modules d'affichage.
PCT/KR2022/010427 2021-08-06 2022-07-18 Dispositif électronique et procédé de commande associé WO2023013919A1 (fr)

Applications Claiming Priority (2)

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KR10-2021-0104133 2021-08-06
KR1020210104133A KR20230022015A (ko) 2021-08-06 2021-08-06 전자 장치 및 그 제어 방법

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170337028A1 (en) * 2016-05-17 2017-11-23 Qisda Corporation Method and system for modular display frame
KR20180077411A (ko) * 2016-12-28 2018-07-09 엘지디스플레이 주식회사 멀티 디스플레이 시스템과 그 구동방법
KR20200095139A (ko) * 2019-01-31 2020-08-10 삼성전자주식회사 전자 장치 및 그 제어 방법
KR20210032857A (ko) * 2019-09-17 2021-03-25 삼성전자주식회사 전자 장치 및 그 제어 방법
KR20210093671A (ko) * 2020-01-20 2021-07-28 삼성전자주식회사 전자 장치 및 그 제어 방법

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170337028A1 (en) * 2016-05-17 2017-11-23 Qisda Corporation Method and system for modular display frame
KR20180077411A (ko) * 2016-12-28 2018-07-09 엘지디스플레이 주식회사 멀티 디스플레이 시스템과 그 구동방법
KR20200095139A (ko) * 2019-01-31 2020-08-10 삼성전자주식회사 전자 장치 및 그 제어 방법
KR20210032857A (ko) * 2019-09-17 2021-03-25 삼성전자주식회사 전자 장치 및 그 제어 방법
KR20210093671A (ko) * 2020-01-20 2021-07-28 삼성전자주식회사 전자 장치 및 그 제어 방법

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