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CN112955825A - 伽马校正方法、伽马校正装置及伽马校正系统 - Google Patents

伽马校正方法、伽马校正装置及伽马校正系统 Download PDF

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CN112955825A
CN112955825A CN201980001823.7A CN201980001823A CN112955825A CN 112955825 A CN112955825 A CN 112955825A CN 201980001823 A CN201980001823 A CN 201980001823A CN 112955825 A CN112955825 A CN 112955825A
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CN112955825B (zh
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喻勇
张昌
丁仁杰
兰传艳
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BOE Technology Group Co Ltd
Chengdu BOE Optoelectronics Technology Co Ltd
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Chengdu BOE Optoelectronics Technology Co Ltd
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    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
    • G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
    • G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
    • G09G3/3208—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/2003—Display of colours
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/2007—Display of intermediate tones
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/10—Intensity circuits
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/02—Improving the quality of display appearance
    • G09G2320/0242—Compensation of deficiencies in the appearance of colours
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/06—Adjustment of display parameters
    • G09G2320/0626—Adjustment of display parameters for control of overall brightness
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/06—Adjustment of display parameters
    • G09G2320/0673—Adjustment of display parameters for control of gamma adjustment, e.g. selecting another gamma curve
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/06—Adjustment of display parameters
    • G09G2320/0693—Calibration of display systems
    • 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
    • G09G2360/14—Detecting light within display terminals, e.g. using a single or a plurality of photosensors
    • G09G2360/145—Detecting light within display terminals, e.g. using a single or a plurality of photosensors the light originating from the display screen

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Picture Signal Circuits (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Processing Of Color Television Signals (AREA)

Abstract

一种伽马校正方法，应用于待调试显示屏，包括：对于待调试显示屏的一个颜色，设置多个参考节点，所述多个参考节点中的每个参考节点表示参考亮度调节值和参考伽马段的映射关系，按照参考亮度调节值由小到大或由大到小的次序对所述多个参考节点进行排序。在相邻两个参考节点之间设置至少一个过渡节点，所述至少一个过渡节点中的每个过渡节点表示过渡亮度调节值和过渡伽马段的映射关系。根据所述多个参考节点和所述至少一个过渡节点，得到表征亮度调节值与伽马段的对应关系的亮度调节曲线；其中，所述每个伽马段表征在该伽马段对应的亮度调节值下，所述颜色的各灰阶对应的寄存器数值的集合。

Description

PCT国内申请，说明书已公开。

Claims (19)

  1. PCT国内申请，权利要求书已公开。
CN201980001823.7A 2019-09-26 2019-09-26 伽马校正方法、伽马校正装置及伽马校正系统 Active CN112955825B (zh)

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CN114244969A (zh) * 2021-12-21 2022-03-25 上海集成电路装备材料产业创新中心有限公司 一种图像亮度校正方法和硬件系统
CN114333724A (zh) * 2021-12-28 2022-04-12 北京德为智慧科技有限公司 显示器亮度与色彩校正方法、装置、电子设备和存储介质
WO2024000549A1 (zh) * 2022-06-30 2024-01-04 京东方科技集团股份有限公司 控制系统、车载显示装置及调光方法

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CN113450713B (zh) * 2020-03-25 2022-08-12 北京小米移动软件有限公司 屏幕显示方法及装置、灰阶映射信息生成方法及装置
US11935480B2 (en) * 2020-06-01 2024-03-19 Kopin Corporation Apparatuses, systems, and methods for dimming displays
WO2022193280A1 (zh) * 2021-03-19 2022-09-22 重庆康佳光电技术研究院有限公司 Gamma调试方法及设备
CN113393804B (zh) * 2021-06-21 2022-08-05 深圳市华星光电半导体显示技术有限公司 高亮显示装置及其亮度调节方法
CN113436567B (zh) * 2021-06-25 2023-08-18 京东方科技集团股份有限公司 显示面板及其伽马调节方法、显示装置
CN114038399B (zh) * 2021-09-10 2022-09-16 重庆康佳光电技术研究院有限公司 伽马校正方法及装置、显示装置、存储介质
CN114333670B (zh) * 2021-12-10 2023-06-30 北京镁伽科技有限公司 伽马校正方法和装置、电子设备及存储介质
CN114220377B (zh) * 2021-12-30 2023-06-27 合肥维信诺科技有限公司 显示模组的伽马调试方法、装置及电子设备
CN114724513A (zh) * 2022-03-31 2022-07-08 昇显微电子(苏州)有限公司 一种amoledem调光亮度修正方法与装置
CN116741098B (zh) * 2023-06-01 2024-05-10 上海傲显科技有限公司 一种亮度调节方法和存储介质

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114244969A (zh) * 2021-12-21 2022-03-25 上海集成电路装备材料产业创新中心有限公司 一种图像亮度校正方法和硬件系统
CN114244969B (zh) * 2021-12-21 2024-03-15 上海集成电路装备材料产业创新中心有限公司 一种图像亮度校正方法和硬件系统
CN114333724A (zh) * 2021-12-28 2022-04-12 北京德为智慧科技有限公司 显示器亮度与色彩校正方法、装置、电子设备和存储介质
WO2024000549A1 (zh) * 2022-06-30 2024-01-04 京东方科技集团股份有限公司 控制系统、车载显示装置及调光方法

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CN112955825B (zh) 2022-12-30
US11244591B2 (en) 2022-02-08
US20210097920A1 (en) 2021-04-01

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