JP4622425B2 - 表示制御装置及び方法 - Google Patents
表示制御装置及び方法 Download PDFInfo
- Publication number
- JP4622425B2 JP4622425B2 JP2004284005A JP2004284005A JP4622425B2 JP 4622425 B2 JP4622425 B2 JP 4622425B2 JP 2004284005 A JP2004284005 A JP 2004284005A JP 2004284005 A JP2004284005 A JP 2004284005A JP 4622425 B2 JP4622425 B2 JP 4622425B2
- Authority
- JP
- Japan
- Prior art keywords
- panel
- pixel
- modulation panel
- unit
- defective pixel
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
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Classifications
-
- 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
- G09G3/006—Electronic inspection or testing of displays and display drivers, e.g. of LED or LCD displays
-
- 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
- G09G3/3406—Control of illumination source
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
- G09G2330/08—Fault-tolerant or redundant circuits, or circuits in which repair of defects is prepared
-
- 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
- G09G2340/14—Solving problems related to the presentation of information to be displayed
-
- 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
- G09G2360/16—Calculation or use of calculated indices related to luminance levels in display data
-
- 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
- G09G3/001—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes using specific devices not provided for in groups G09G3/02 - G09G3/36, e.g. using an intermediate record carrier such as a film slide; Projection systems; Display of non-alphanumerical information, solely or in combination with alphanumerical information, e.g. digital display on projected diapositive as background
-
- 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
- G09G5/02—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the way in which colour is displayed
- G09G5/028—Circuits for converting colour display signals into monochrome display signals
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Liquid Crystal (AREA)
- Liquid Crystal Display Device Control (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Transforming Electric Information Into Light Information (AREA)
Description
Claims (6)
- 光学的に直列につながれた第1及び第2の変調パネル部を制御する装置であって、
第1の変調パネル部の欠陥画素を特定する情報を記憶する記憶手段と、
記憶手段に記憶されている欠陥画素の欠陥に応じて、前記第2の変調パネル部を制御する制御手段と
を備え、
前記第2の変調パネル部の解像度が前記第1の変調パネル部に対して高い場合、前記制御手段が、前記記憶手段に記憶されている前記欠陥画素に対応する位置やその周辺位置の前記第2の変調パネル部における複数の画素をその欠陥に応じて制御する際に、その欠陥画素に応じた制御量を欠陥画素とその複数の画素との位置関係に応じて段階的に異ならせる
ことを特徴とする表示制御装置。 - 前記第1の変調パネル部が互いに異なる色に対応する3枚のパネルから構成されていて、
前記制御手段が、前記記憶手段に記憶されている欠陥画素に対応する位置の第2の変調パネル部の画素をその欠陥に応じて制御するとともに、第1の変調パネル部をなす3枚のパネルのうち欠陥画素が無い他の2枚のパネルの欠陥画素に対応する位置の各画素をその欠陥に応じて制御するものである
ことを特徴とする請求項1記載の表示制御装置。 - 前記第2の変調パネル部の解像度が前記第1の変調パネル部に対して高い場合、前記制御手段が、前記記憶手段に記憶されている欠陥画素に対応する位置及びその周辺位置の第2の変調パネル部の画素をその欠陥に応じて制御するとともに、前記第1の変調パネル部の欠陥画素があるパネルの欠陥画素の周辺位置の各画素をその欠陥に応じて制御するものである
ことを特徴とする請求項1または請求項2に記載の表示制御装置。 - 前記制御手段が、ガンマ設定を変更することによって欠陥に応じた画素の制御を行うことを特徴とする請求項1〜3のいずれか1項に記載の表示制御装置。
- 前記制御手段が、前記記憶手段の記憶情報に応じて調整された画素値が入力されることによって欠陥に応じた画素の制御を行うことを特徴とする請求項1〜4のいずれか1項に記載の表示制御装置。
- 光学的に直列につながれた第1及び第2の変調パネル部を制御する方法であって、
第1の変調パネル部の欠陥画素を特定する情報を記憶する記憶手段を用い、
制御手段が、前記記憶手段に記憶されている欠陥画素の欠陥に応じて、前記第2の変調パネル部を制御し、
前記第2の変調パネル部の解像度が前記第1の変調パネル部に対して高い場合、前記制御手段が、前記記憶手段に記憶されている前記欠陥画素に対応する位置やその周辺位置の前記第2の変調パネル部における複数の画素をその欠陥に応じて制御する際に、その欠陥画素に応じた制御量を欠陥画素とその複数の画素との位置関係に応じて段階的に異ならせる
ことを特徴とする表示制御方法。
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004284005A JP4622425B2 (ja) | 2004-09-29 | 2004-09-29 | 表示制御装置及び方法 |
| CNB2005100852040A CN100449601C (zh) | 2004-09-29 | 2005-07-19 | 显示控制装置和方法 |
| US11/234,209 US7742028B2 (en) | 2004-09-29 | 2005-09-26 | Display control apparatus and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004284005A JP4622425B2 (ja) | 2004-09-29 | 2004-09-29 | 表示制御装置及び方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2006098671A JP2006098671A (ja) | 2006-04-13 |
| JP4622425B2 true JP4622425B2 (ja) | 2011-02-02 |
Family
ID=36098446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004284005A Expired - Fee Related JP4622425B2 (ja) | 2004-09-29 | 2004-09-29 | 表示制御装置及び方法 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US7742028B2 (ja) |
| JP (1) | JP4622425B2 (ja) |
| CN (1) | CN100449601C (ja) |
Families Citing this family (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005076257A2 (en) * | 2004-02-09 | 2005-08-18 | Genoa Color Technologies Ltd. | Method device, and system of displaying a more-than-three primary color image |
| KR101127829B1 (ko) * | 2005-12-07 | 2012-03-20 | 엘지디스플레이 주식회사 | 평판표시장치와 그 제조방법, 제조장치, 화질 제어장치 및화질 제어방법 |
| KR100769194B1 (ko) * | 2006-02-06 | 2007-10-23 | 엘지.필립스 엘시디 주식회사 | 평판표시장치와 그 제조방법, 화질제어 방법 및 장치 |
| KR100769193B1 (ko) * | 2006-02-06 | 2007-10-23 | 엘지.필립스 엘시디 주식회사 | 평판표시장치와 그 화질제어 방법 및 장치 |
| JP4850730B2 (ja) * | 2006-03-16 | 2012-01-11 | キヤノン株式会社 | 撮像装置、その処理方法及びプログラム |
| KR101147083B1 (ko) * | 2006-03-29 | 2012-05-18 | 엘지디스플레이 주식회사 | 화질제어 방법 |
| JP4424323B2 (ja) * | 2006-04-05 | 2010-03-03 | セイコーエプソン株式会社 | 液晶パネルの制御方法と装置 |
| KR101255311B1 (ko) * | 2006-06-29 | 2013-04-15 | 엘지디스플레이 주식회사 | 평판표시장치와 그 화질제어 방법 |
| KR101182324B1 (ko) * | 2006-07-28 | 2012-09-20 | 엘지디스플레이 주식회사 | 평판표시장치의 화질제어 방법 |
| TWI345093B (en) * | 2006-11-10 | 2011-07-11 | Chimei Innolux Corp | Method of manufacturing liquid crystal display |
| US20080117231A1 (en) | 2006-11-19 | 2008-05-22 | Tom Kimpe | Display assemblies and computer programs and methods for defect compensation |
| US8994757B2 (en) | 2007-03-15 | 2015-03-31 | Scalable Display Technologies, Inc. | System and method for providing improved display quality by display adjustment and image processing using optical feedback |
| EP2159783A1 (en) * | 2008-09-01 | 2010-03-03 | Barco N.V. | Method and system for compensating ageing effects in light emitting diode display devices |
| WO2010073356A1 (ja) | 2008-12-26 | 2010-07-01 | Necディスプレイソリューションズ株式会社 | 映像表示装置、映像信号処理方法、およびプログラム |
| DK2539880T3 (en) * | 2010-02-22 | 2015-05-18 | Dolby Lab Licensing Corp | Methods and systems to reduce energy consumption in double modulation displays |
| KR101108171B1 (ko) * | 2010-03-16 | 2012-01-31 | 삼성모바일디스플레이주식회사 | 평판 표시 장치 및 그 암점 보상방법 |
| US9607556B2 (en) | 2012-06-15 | 2017-03-28 | Dolby Laboratories Licensing Corporation | Systems and methods for controlling dual modulation displays |
| JP6314439B2 (ja) * | 2013-11-19 | 2018-04-25 | セイコーエプソン株式会社 | 表示装置、及び、表示装置の制御方法 |
| CN104765691B (zh) * | 2015-04-23 | 2017-05-24 | 武汉精测电子技术股份有限公司 | 液晶模组的修正代码判断方法 |
| CN104793372B (zh) * | 2015-05-12 | 2018-01-19 | 武汉精测电子技术股份有限公司 | 不同产线液晶模组的缺陷等级判定方法 |
| CN105206217B (zh) * | 2015-10-27 | 2018-02-06 | 京东方科技集团股份有限公司 | 显示处理方法、装置及显示器件 |
| US20190019448A1 (en) * | 2017-07-12 | 2019-01-17 | Oculus Vr, Llc | Redundant microleds of multiple rows for compensation of defective microled |
| JP2019032495A (ja) * | 2017-08-10 | 2019-02-28 | キヤノン株式会社 | 画像投射装置 |
| US12027117B2 (en) * | 2020-09-25 | 2024-07-02 | Apple Inc. | Pixel screening and repair |
| US11972713B2 (en) * | 2021-05-06 | 2024-04-30 | Apple Inc. | Systems and methods for point defect compensation |
| CN114203110B (zh) * | 2021-12-20 | 2023-01-03 | 五邑大学 | 一种高分辨率显示芯片补偿方法、装置和存储介质 |
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| JPH0481714A (ja) * | 1990-07-25 | 1992-03-16 | Canon Inc | 液晶プロジェクション装置 |
| JP3119883B2 (ja) * | 1991-01-24 | 2000-12-25 | 三菱電機株式会社 | 液晶ビデオプロジェクター |
| JPH05134268A (ja) * | 1991-11-12 | 1993-05-28 | Sharp Corp | 画像再生液晶デイスプレイ装置 |
| JPH05313118A (ja) * | 1992-05-14 | 1993-11-26 | Kodo Eizo Gijutsu Kenkyusho:Kk | 画像表示装置 |
| JP3316240B2 (ja) * | 1992-11-30 | 2002-08-19 | 三洋電機株式会社 | カラー液晶プロジェクター |
| US5623281A (en) * | 1994-09-30 | 1997-04-22 | Texas Instruments Incorporated | Error diffusion filter for DMD display |
| GB2317290B (en) | 1996-09-11 | 2000-12-06 | Seos Displays Ltd | Image display apparatus |
| JP4443675B2 (ja) * | 1999-07-08 | 2010-03-31 | 株式会社半導体エネルギー研究所 | 装置の作製方法 |
| US6359662B1 (en) * | 1999-11-05 | 2002-03-19 | Agilent Technologies, Inc. | Method and system for compensating for defects in a multi-light valve display system |
| JP4754682B2 (ja) * | 1999-11-19 | 2011-08-24 | 株式会社半導体エネルギー研究所 | 表示装置 |
| US6618115B1 (en) * | 1999-11-19 | 2003-09-09 | Semiconductor Energy Laboratory Co., Ltd. | Defective pixel compensation system and display device using the system |
| US6958785B2 (en) * | 2001-10-22 | 2005-10-25 | Eastman Kodak Company | Method and apparatus for determining and correcting for illumination variations in a digital projector |
| JP4016183B2 (ja) * | 2002-04-25 | 2007-12-05 | ソニー株式会社 | 映像信号処理装置および表示装置 |
| GB0228089D0 (en) * | 2002-12-02 | 2003-01-08 | Seos Ltd | Dynamic range enhancement of image display apparatus |
-
2004
- 2004-09-29 JP JP2004284005A patent/JP4622425B2/ja not_active Expired - Fee Related
-
2005
- 2005-07-19 CN CNB2005100852040A patent/CN100449601C/zh not_active Expired - Fee Related
- 2005-09-26 US US11/234,209 patent/US7742028B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1755785A (zh) | 2006-04-05 |
| US20060066547A1 (en) | 2006-03-30 |
| JP2006098671A (ja) | 2006-04-13 |
| US7742028B2 (en) | 2010-06-22 |
| CN100449601C (zh) | 2009-01-07 |
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