WO2021054511A1 - Dispositif électronique et procédé de commande associé - Google Patents

Dispositif électronique et procédé de commande associé Download PDF

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Publication number
WO2021054511A1
WO2021054511A1 PCT/KR2019/013479 KR2019013479W WO2021054511A1 WO 2021054511 A1 WO2021054511 A1 WO 2021054511A1 KR 2019013479 W KR2019013479 W KR 2019013479W WO 2021054511 A1 WO2021054511 A1 WO 2021054511A1
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WO
WIPO (PCT)
Prior art keywords
information
resolution information
received
image
resolution
Prior art date
Application number
PCT/KR2019/013479
Other languages
English (en)
Korean (ko)
Inventor
서정렬
김영국
김상원
Original Assignee
삼성전자주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by 삼성전자주식회사 filed Critical 삼성전자주식회사
Publication of WO2021054511A1 publication Critical patent/WO2021054511A1/fr

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Classifications

    • 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
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/38—Information transfer, e.g. on bus
    • G06F13/42—Bus transfer protocol, e.g. handshake; Synchronisation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/38—Information transfer, e.g. on bus
    • G06F13/42—Bus transfer protocol, e.g. handshake; Synchronisation
    • G06F13/4247—Bus transfer protocol, e.g. handshake; Synchronisation on a daisy chain bus
    • 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

  • a native resolution of the display device is determined according to the number and arrangement state of display modules included in the display device.
  • the present disclosure is in accordance with the above-described necessity, and an object of the present disclosure is to generate resolution information corresponding to a non-standard resolution, receive a non-standard resolution image from a source device, and perform a separate Upscale/Downscale display device. It is to provide an electronic device that transmits an input image to a control method thereof.
  • Some of the plurality of display modules are connected in a first daisy chain method, the rest of the plurality of display modules are connected in a second daisy chain method, and the processor includes a first Receives first layout information for some of the plurality of display modules from a master module, and receives second layout information for the remainder of the plurality of display modules from a second master module included in the rest of the plurality of display modules And, the resolution information may be generated based on the first layout information and the second layout information.
  • the processor based on the layout information, adds identification information of a display module corresponding to the first image frame among the plurality of display modules to the first image frame, and the second image frame among the plurality of display modules Identification information of a display module corresponding to is added to the second image frame, and the first and second image frames to which the identification information is added may be transmitted to the external display device.
  • Each of the plurality of display modules may be implemented as an LED cabinet including a plurality of LED (Light Emitting Diode) devices.
  • LED Light Emitting Diode
  • the generating of the resolution information may include, if the resolution information of the external display device is not identified from the stored layout information corresponding to the standard resolution information based on the received layout information, the resolution information is based on the received layout information.
  • Information is generated, and the received layout information may include resolution information and arrangement state information of each of the plurality of display modules.
  • Some of the plurality of display modules are connected in a first daisy chain method, the rest of the plurality of display modules are connected in a second daisy chain method, and the step of generating the resolution information includes some of the plurality of display modules Receives first layout information on some of the plurality of display modules from a first master module included in, and provides information on the rest of the plurality of display modules from a second master module included in the remainder of the plurality of display modules. 2 The layout information may be received, and the resolution information may be generated based on the first layout information and the second layout information.
  • the received image signal may be transmitted to the external display device without further processing.
  • the image signal processed based on the non-standard resolution information is a first image frame of the standard resolution size including a content image And at least one second image frame having the standard resolution size including a content image in some regions and a black image in the remaining regions.
  • identification information of a display module corresponding to the first image frame among the plurality of display modules is added to the first image frame based on the layout information, and the plurality of display modules
  • the identification information of the display module corresponding to the second image frame may be added to the second image frame, and the first and second image frames to which the identification information is added may be transmitted to the external display device.
  • FIG. 3 is a block diagram illustrating a detailed configuration of an electronic device.
  • FIG. 4 is a diagram for describing non-standard resolution information according to an embodiment of the present disclosure.
  • FIG. 1 is a diagram schematically illustrating a configuration of an electronic system according to an embodiment of the present invention.
  • each of the plurality of display modules 200-1, 200-2, 200-3, 200-4.... 200-n is an LED cabinet including a plurality of LED (Light Emitting Diode) elements.
  • the LED device may be implemented as an RGB LED, and the RGB LED may include a RED LED, a GREEN LED, and a BLUE LED.
  • the LED device may additionally include a white LED in addition to the RGB LED.
  • the source device 300 selects a standard resolution similar to the native resolution, scales the source image accordingly, and transmits the source image to the electronic device 100, and the electronic device 100
  • the image scaled according to the standard resolution was re-scaled according to the native resolution.
  • the standard resolution is the number of normalized horizontal and vertical pixels corresponding to a preset horizontal and vertical ratio
  • the non-standard resolution means a resolution other than the standard resolution.
  • the electronic device 100 generates resolution information corresponding to the native resolution even if the native resolution is a non-standard resolution, and transmits it to the source device 300, and the source device 300 An embodiment of generating a source image so as to correspond will be described in detail below.
  • each display module has resolution information of 960 ⁇ 540.
  • the resolution information of the display device is 3840x2160 corresponding to the standard resolution.
  • each of the constituent elements may be composed of a singular or a plurality of entities, and some sub-elements among the above-described sub-elements are omitted, or other sub-elements are omitted. Components may be further included in various embodiments. Alternatively or additionally, some constituent elements (eg, a module or a program) may be integrated into a single entity, and functions performed by each corresponding constituent element prior to the consolidation may be performed identically or similarly. Operations performed by modules, programs, or other components according to various embodiments may be sequentially, parallel, repetitively or heuristically executed, or at least some operations may be executed in a different order, omitted, or other operations may be added. I can.

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Controls And Circuits For Display Device (AREA)

Abstract

La présente invention concerne un dispositif électronique. Un dispositif électronique pour communiquer avec un dispositif d'affichage externe qui comprend une pluralité de modules d'affichage, comprend une interface de communication, et un processeur pour : générer, lorsque des éléments d'informations de disposition concernant la pluralité de modules d'affichage sont reçus en provenance d'un dispositif d'affichage par l'intermédiaire de l'interface de communication, des informations de résolution concernant le dispositif d'affichage sur la base des informations de disposition reçues et transmettre les informations de résolution générées à un dispositif source ; et commander, lorsqu'un signal d'image traité sur la base des informations de résolution est reçu en provenance du dispositif source, l'interface de communication de telle sorte que le signal d'image reçu est transmis au dispositif d'affichage.
PCT/KR2019/013479 2019-09-17 2019-10-15 Dispositif électronique et procédé de commande associé WO2021054511A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2019-0114395 2019-09-17
KR1020190114395A KR20210032857A (ko) 2019-09-17 2019-09-17 전자 장치 및 그 제어 방법

Publications (1)

Publication Number Publication Date
WO2021054511A1 true WO2021054511A1 (fr) 2021-03-25

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WO (1) WO2021054511A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20230022015A (ko) * 2021-08-06 2023-02-14 삼성전자주식회사 전자 장치 및 그 제어 방법
CN114035762A (zh) * 2021-11-10 2022-02-11 Tcl华星光电技术有限公司 拼接屏图像显示方法、相关装置及存储介质

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150279037A1 (en) * 2014-01-11 2015-10-01 Userful Corporation System and Method of Video Wall Setup and Adjustment Using Automated Image Analysis
KR20160127599A (ko) * 2015-04-27 2016-11-04 주식회사 탑텍 고해상도 이미지의 효율적 전송을 위한 이미지 처리 방법
KR20160133867A (ko) * 2015-05-13 2016-11-23 삼성전자주식회사 멀티 디스플레이 시스템 및 멀티 디스플레이 시스템의 동작 방법
KR20180062035A (ko) * 2016-11-30 2018-06-08 삼성전자주식회사 전자 장치, 그의 제어 방법 및 전자 장치와 복수의 디스플레이 장치를 포함하는 디스플레이 시스템
KR20180077411A (ko) * 2016-12-28 2018-07-09 엘지디스플레이 주식회사 멀티 디스플레이 시스템과 그 구동방법

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150279037A1 (en) * 2014-01-11 2015-10-01 Userful Corporation System and Method of Video Wall Setup and Adjustment Using Automated Image Analysis
KR20160127599A (ko) * 2015-04-27 2016-11-04 주식회사 탑텍 고해상도 이미지의 효율적 전송을 위한 이미지 처리 방법
KR20160133867A (ko) * 2015-05-13 2016-11-23 삼성전자주식회사 멀티 디스플레이 시스템 및 멀티 디스플레이 시스템의 동작 방법
KR20180062035A (ko) * 2016-11-30 2018-06-08 삼성전자주식회사 전자 장치, 그의 제어 방법 및 전자 장치와 복수의 디스플레이 장치를 포함하는 디스플레이 시스템
KR20180077411A (ko) * 2016-12-28 2018-07-09 엘지디스플레이 주식회사 멀티 디스플레이 시스템과 그 구동방법

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