TW200523597A - LCD overdrive autocalibration apparatus and method - Google Patents
LCD overdrive autocalibration apparatus and method Download PDFInfo
- Publication number
- TW200523597A TW200523597A TW093137047A TW93137047A TW200523597A TW 200523597 A TW200523597 A TW 200523597A TW 093137047 A TW093137047 A TW 093137047A TW 93137047 A TW93137047 A TW 93137047A TW 200523597 A TW200523597 A TW 200523597A
- Authority
- TW
- Taiwan
- Prior art keywords
- lcd
- gray level
- patch
- gray
- test
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 32
- 238000012360 testing method Methods 0.000 claims abstract description 45
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 15
- 230000001133 acceleration Effects 0.000 claims description 17
- 238000006243 chemical reaction Methods 0.000 claims description 17
- 230000003287 optical effect Effects 0.000 claims description 16
- 238000004590 computer program Methods 0.000 claims description 3
- 238000005259 measurement Methods 0.000 description 22
- 230000004044 response Effects 0.000 description 18
- 239000011449 brick Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 230000006870 function Effects 0.000 description 4
- 238000005070 sampling Methods 0.000 description 4
- 230000007704 transition Effects 0.000 description 4
- 238000013459 approach Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- 229920006395 saturated elastomer Polymers 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000004422 calculation algorithm Methods 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 239000003086 colorant Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000005316 response function Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000004397 blinking Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000013213 extrapolation Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
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- 230000000007 visual effect Effects 0.000 description 1
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
- G09G3/36—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
-
- 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
- G09G3/2011—Display of intermediate tones by amplitude modulation
-
- 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
- G09G3/3611—Control of matrices with row and column drivers
- G09G3/3648—Control of matrices with row and column drivers using an active matrix
-
- 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
- G09G2320/0252—Improving the response speed
-
- 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
- G09G2320/0257—Reduction of after-image effects
-
- 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
- G09G2320/0285—Improving the quality of display appearance using tables for spatial correction of 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
- G09G2320/00—Control of display operating conditions
- G09G2320/02—Improving the quality of display appearance
- G09G2320/029—Improving the quality of display appearance by monitoring one or more pixels in the display panel, e.g. by monitoring a fixed reference pixel
-
- 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
- G09G2320/0666—Adjustment of display parameters for control of colour parameters, e.g. colour temperature
-
- 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
- G09G2340/00—Aspects of display data processing
- G09G2340/16—Determination of a pixel data signal depending on the signal applied in the previous frame
-
- 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
- G09G2360/12—Frame memory handling
- G09G2360/122—Tiling
-
- 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
- G09G5/06—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 using colour palettes, e.g. look-up tables
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal Display Device Control (AREA)
- Liquid Crystal (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US52743703P | 2003-12-05 | 2003-12-05 | |
| US52742303P | 2003-12-05 | 2003-12-05 | |
| US52754303P | 2003-12-05 | 2003-12-05 | |
| US10/995,845 US20050125179A1 (en) | 2003-12-05 | 2004-11-22 | LCD overdrive auto-calibration apparatus and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TW200523597A true TW200523597A (en) | 2005-07-16 |
Family
ID=34468496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW093137047A TW200523597A (en) | 2003-12-05 | 2004-12-01 | LCD overdrive autocalibration apparatus and method |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20050125179A1 (enExample) |
| EP (1) | EP1538598A3 (enExample) |
| JP (1) | JP2005242308A (enExample) |
| KR (1) | KR20050054844A (enExample) |
| CN (1) | CN1641738A (enExample) |
| SG (1) | SG113038A1 (enExample) |
| TW (1) | TW200523597A (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI413927B (zh) * | 2010-10-20 | 2013-11-01 | Pixart Imaging Inc | 視屏顯示模組、顯示裝置及其應用之電子裝置 |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101253243B1 (ko) * | 2005-08-31 | 2013-04-16 | 엘지디스플레이 주식회사 | 액정표시장치 및 그 구동방법 |
| TWI301603B (en) | 2005-09-02 | 2008-10-01 | Au Optronics Corp | Driving system and method for liquid crystal display |
| US8203503B2 (en) * | 2005-09-08 | 2012-06-19 | Aechelon Technology, Inc. | Sensor and display-independent quantitative per-pixel stimulation system |
| CN100533535C (zh) * | 2005-12-09 | 2009-08-26 | 晨星半导体股份有限公司 | 液晶显示器控制装置 |
| EP1974339A1 (en) * | 2006-01-11 | 2008-10-01 | Tte Technology, Inc. | Contrast ratio enhancement display system using black detector |
| JP4741380B2 (ja) * | 2006-02-09 | 2011-08-03 | 華宇電腦股▲ふん▼有限公司 | 液晶表示器におけるゴースト効果の検出及び消去方法 |
| JP2007279338A (ja) * | 2006-04-06 | 2007-10-25 | Sharp Corp | 映像信号処理装置、映像信号処理方法及び画像表示装置 |
| TWI351675B (en) * | 2006-07-28 | 2011-11-01 | Chimei Innolux Corp | Driving method and driving unit with timing contro |
| CN101231399B (zh) * | 2007-01-22 | 2010-08-18 | 钰瀚科技股份有限公司 | 液晶过激驱动精确度调整方法与装置 |
| TWI391895B (zh) * | 2007-07-16 | 2013-04-01 | Novatek Microelectronics Corp | 顯示驅動裝置與其方法 |
| JP5215733B2 (ja) * | 2008-05-28 | 2013-06-19 | キヤノン株式会社 | 表示制御装置およびオーバードライブ駆動用パラメータの決定方法 |
| US8248535B2 (en) * | 2009-02-18 | 2012-08-21 | Csr Technology Inc. | System and method for a versatile display pipeline architecture for an LCD display panel |
| WO2011115169A1 (ja) * | 2010-03-18 | 2011-09-22 | シャープ株式会社 | 多原色液晶パネル駆動回路、多原色液晶パネルの駆動方法、液晶表示装置およびオーバードライブ駆動の設定方法 |
| US8743162B2 (en) | 2012-06-13 | 2014-06-03 | Barco N.V. | Evaluating temporal response of a display |
| WO2014128822A1 (ja) * | 2013-02-19 | 2014-08-28 | 株式会社イクス | 補正データ生成方法、補正データ生成システム及びこれらを用いた画質調整技術 |
| CN104900209A (zh) * | 2015-06-29 | 2015-09-09 | 深圳市华星光电技术有限公司 | 基于子像素信号亮暗切换时过驱动目标值的计算方法 |
| US10339881B1 (en) * | 2017-12-28 | 2019-07-02 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Method of acquiring overdrive look-up table of liquid crystal display |
| TWI760666B (zh) | 2019-12-11 | 2022-04-11 | 瑞昱半導體股份有限公司 | 量測液晶顯示器的反應時間的量測系統及方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5206633A (en) * | 1991-08-19 | 1993-04-27 | International Business Machines Corp. | Self calibrating brightness controls for digitally operated liquid crystal display system |
| SG44027A1 (en) * | 1992-03-31 | 1997-11-14 | Minnesota Mining & Mfg | Color caliberation for lcd panel |
| US6611249B1 (en) * | 1998-07-22 | 2003-08-26 | Silicon Graphics, Inc. | System and method for providing a wide aspect ratio flat panel display monitor independent white-balance adjustment and gamma correction capabilities |
| JP2003029713A (ja) * | 2001-07-06 | 2003-01-31 | Internatl Business Mach Corp <Ibm> | 液晶表示装置、液晶ディスプレイ駆動回路、液晶ディスプレイの駆動方法、およびプログラム |
| KR100835928B1 (ko) * | 2001-12-13 | 2008-06-09 | 엘지디스플레이 주식회사 | 액정의 응답속도 측정방법 및 장치 |
| TW514863B (en) * | 2001-12-14 | 2002-12-21 | Chi Mei Electronics Corp | Overdrive system and method of liquid crystal display |
| JP4425643B2 (ja) * | 2003-02-10 | 2010-03-03 | シャープ株式会社 | 液晶表示装置の評価装置および液晶表示装置ならびに液晶表示装置の評価方法 |
| US20060221038A1 (en) * | 2003-08-22 | 2006-10-05 | Koninklijke Philips Electronics N.V. | Method and arrangement for calibrating an arangement for driving image-reproducing means subject to inertia |
-
2004
- 2004-11-22 US US10/995,845 patent/US20050125179A1/en not_active Abandoned
- 2004-12-01 TW TW093137047A patent/TW200523597A/zh unknown
- 2004-12-01 EP EP04257473A patent/EP1538598A3/en not_active Withdrawn
- 2004-12-02 SG SG200407936A patent/SG113038A1/en unknown
- 2004-12-03 JP JP2004350514A patent/JP2005242308A/ja not_active Withdrawn
- 2004-12-03 CN CNA2004100820844A patent/CN1641738A/zh active Pending
- 2004-12-03 KR KR1020040101063A patent/KR20050054844A/ko not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI413927B (zh) * | 2010-10-20 | 2013-11-01 | Pixart Imaging Inc | 視屏顯示模組、顯示裝置及其應用之電子裝置 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20050054844A (ko) | 2005-06-10 |
| JP2005242308A (ja) | 2005-09-08 |
| EP1538598A2 (en) | 2005-06-08 |
| US20050125179A1 (en) | 2005-06-09 |
| CN1641738A (zh) | 2005-07-20 |
| EP1538598A3 (en) | 2006-07-26 |
| SG113038A1 (en) | 2005-07-28 |
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