CN111201563A - 伽马电压产生电路、产生方法及显示面板 - Google Patents

伽马电压产生电路、产生方法及显示面板 Download PDF

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Publication number
CN111201563A
CN111201563A CN201780095836.6A CN201780095836A CN111201563A CN 111201563 A CN111201563 A CN 111201563A CN 201780095836 A CN201780095836 A CN 201780095836A CN 111201563 A CN111201563 A CN 111201563A
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Prior art keywords
gamma
gray scale
gamma voltage
display
voltage generating
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CN201780095836.6A
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吴东光
谭小平
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Shenzhen Royole Technologies Co Ltd
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Shenzhen Royole Technologies Co Ltd
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Publication of CN111201563A publication Critical patent/CN111201563A/zh
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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
    • G09G3/34—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 by control of light from an independent source
    • G09G3/36—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 by control of light from an independent source using liquid crystals

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)

Abstract

一种伽马电压产生电路(100)、产生方法和显示面板(1000)，伽马电压产生电路(100)包括伽马电压生成单元(10)、灰阶检测单元(20)和控制单元(30)，伽马电压生成单元(10)用于生成灰阶电压(G0‑G255)，灰阶电压(G0‑G255)对应显示灰阶，灰阶检测单元(20)用于检测显示灰阶的伽马值，所述伽马值具有一标准值，控制单元(30)用于调整不符合伽马值的标准值的显示灰阶的灰阶电压(G0‑G255)，使得所述显示灰阶的伽马值符合所述标准值，伽马电压产生电路(100)对显示灰阶进行检测，并调节不符合伽马值标准值的显示灰阶的灰阶电压(G0‑G255)，改善显示效果。

Description

PCT国内申请，说明书已公开。

Claims (13)

  1. PCT国内申请，权利要求书已公开。
CN201780095836.6A 2017-12-29 2017-12-29 伽马电压产生电路、产生方法及显示面板 Pending CN111201563A (zh)

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PCT/CN2017/119860 WO2019127370A1 (zh) 2017-12-29 2017-12-29 伽马电压产生电路、产生方法及显示面板

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CN111201563A true CN111201563A (zh) 2020-05-26

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CN (1) CN111201563A (zh)
WO (1) WO2019127370A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114627833A (zh) * 2022-02-28 2022-06-14 长沙惠科光电有限公司 显示方法、显示面板及可读存储介质

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111613190A (zh) * 2020-06-05 2020-09-01 北京德为智慧科技有限公司 一种用于伽玛校正的装置、方法及显示屏

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1499472A (zh) * 2002-11-05 2004-05-26 奇景光电股份有限公司 用于液晶显示器的伽马校正装置及用该装置的液晶显示器
CN101071536A (zh) * 2006-05-10 2007-11-14 广达电脑股份有限公司 伽马调整装置及其方法
CN103943088A (zh) * 2014-04-11 2014-07-23 京东方科技集团股份有限公司 一种显示面板的伽马电压调节装置及显示装置
US20150091949A1 (en) * 2013-10-01 2015-04-02 Samsung Display Co., Ltd. Display device and method for correcting gamma deviation
CN105575351A (zh) * 2016-02-26 2016-05-11 京东方科技集团股份有限公司 一种灰阶电压调试方法、装置及显示装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102237052B (zh) * 2010-04-23 2013-05-01 北京京东方光电科技有限公司 液晶显示器驱动电路及驱动方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1499472A (zh) * 2002-11-05 2004-05-26 奇景光电股份有限公司 用于液晶显示器的伽马校正装置及用该装置的液晶显示器
CN101071536A (zh) * 2006-05-10 2007-11-14 广达电脑股份有限公司 伽马调整装置及其方法
US20150091949A1 (en) * 2013-10-01 2015-04-02 Samsung Display Co., Ltd. Display device and method for correcting gamma deviation
CN103943088A (zh) * 2014-04-11 2014-07-23 京东方科技集团股份有限公司 一种显示面板的伽马电压调节装置及显示装置
CN105575351A (zh) * 2016-02-26 2016-05-11 京东方科技集团股份有限公司 一种灰阶电压调试方法、装置及显示装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114627833A (zh) * 2022-02-28 2022-06-14 长沙惠科光电有限公司 显示方法、显示面板及可读存储介质
CN114627833B (zh) * 2022-02-28 2023-06-30 长沙惠科光电有限公司 显示方法、显示面板及可读存储介质

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