DE69738319D1 - LCD-Projektor - Google Patents
LCD-ProjektorInfo
- Publication number
- DE69738319D1 DE69738319D1 DE69738319T DE69738319T DE69738319D1 DE 69738319 D1 DE69738319 D1 DE 69738319D1 DE 69738319 T DE69738319 T DE 69738319T DE 69738319 T DE69738319 T DE 69738319T DE 69738319 D1 DE69738319 D1 DE 69738319D1
- Authority
- DE
- Germany
- Prior art keywords
- lcd projector
- projector
- lcd
- 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 - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
- H04N9/3179—Video signal processing therefor
- H04N9/3182—Colour adjustment, e.g. white balance, shading or gamut
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
- H04N5/7416—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal
- H04N5/7441—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal the modulator being an array of liquid crystal cells
- H04N2005/745—Control circuits therefor
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/20—Circuitry for controlling amplitude response
- H04N5/202—Gamma control
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
- Liquid Crystal (AREA)
- Projection Apparatus (AREA)
- Liquid Crystal Display Device Control (AREA)
- Transforming Electric Information Into Light Information (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9607703A GB2312121A (en) | 1996-04-13 | 1996-04-13 | LCD television projector with lamp aging compensation |
GB9607703 | 1996-04-13 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69738319D1 true DE69738319D1 (de) | 2008-01-10 |
DE69738319T2 DE69738319T2 (de) | 2008-05-08 |
Family
ID=10792028
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69738319T Expired - Lifetime DE69738319T2 (de) | 1996-04-13 | 1997-04-09 | LCD-Projektor |
Country Status (6)
Country | Link |
---|---|
US (1) | US6052166A (de) |
EP (1) | EP0801507B1 (de) |
JP (1) | JPH1055030A (de) |
KR (1) | KR100526641B1 (de) |
DE (1) | DE69738319T2 (de) |
GB (1) | GB2312121A (de) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69912750T2 (de) | 1998-03-06 | 2004-09-30 | Matsushita Electric Industrial Co., Ltd., Kadoma | Lcd-projektor |
EP1638342A3 (de) * | 1998-10-08 | 2008-04-23 | Minolta Co., Ltd. | Projektor und Lampeneinheit |
JP2000298246A (ja) * | 1999-02-12 | 2000-10-24 | Canon Inc | 表示装置、表示方法および記憶媒体 |
US6733139B2 (en) | 2000-06-05 | 2004-05-11 | Hewlett-Packard Development Company, L.P. | Projector with narrow-spectrum light source to complement broad-spectrum light source |
US8487850B1 (en) | 2000-06-05 | 2013-07-16 | Hewlett-Packard Development Company, L.P. | Multi-source LCD backlight for white balance adjustment |
EP1274066B1 (de) * | 2001-07-03 | 2008-01-30 | Barco N.V. | Verfahren und Einrichtung zur Echtzeitkorrektur eines Bildes |
US6611380B2 (en) * | 2001-12-21 | 2003-08-26 | Eastman Kodak Company | System and method for calibration of display system with linear array modulator |
DE10232501A1 (de) * | 2002-07-18 | 2004-01-29 | Philips Intellectual Property & Standards Gmbh | Projektionssystem |
JP3693999B2 (ja) | 2003-02-14 | 2005-09-14 | Necビューテクノロジー株式会社 | 液晶プロジェクタの液晶パネル駆動回路および駆動方法 |
US7218300B2 (en) * | 2003-03-03 | 2007-05-15 | Victor Company Of Japan, Ltd. | Liquid crystal display and method of driving liquid crystal display |
US9083781B2 (en) | 2004-11-15 | 2015-07-14 | Bascule Development Ag Llc | Portable image-capturing device with embedded projector |
US7178735B2 (en) * | 2004-11-15 | 2007-02-20 | Kuo Ching Chiang | Multi-function portable communication device |
US7874486B2 (en) | 2004-11-15 | 2011-01-25 | Kuo-Ching Chiang | Portable communication device with DMD |
US20060287821A1 (en) * | 2005-06-15 | 2006-12-21 | William Lin | Computer rearview mirror |
KR100892068B1 (ko) * | 2005-11-03 | 2009-04-06 | 삼성전기주식회사 | 감마 조정이 가능한 스캐닝 컬러 디스플레이 장치, 컬러영상 제어 방법 및 컬러 영상 제어 기록 매체 |
KR100879054B1 (ko) | 2005-11-03 | 2009-01-15 | 삼성전기주식회사 | 감마 조정이 가능한 스캐닝 컬러 디스플레이 장치, 컬러영상 제어 방법 및 컬러 영상 제어 기록 매체 |
US8640954B2 (en) | 2007-04-10 | 2014-02-04 | Bascule Development Ag Llc | Filter-free projector |
TWI459119B (zh) * | 2010-10-05 | 2014-11-01 | Bascule Dev Ag Llc | 彩色影像投射裝置 |
JP2017146433A (ja) * | 2016-02-17 | 2017-08-24 | 株式会社リコー | 画像投射装置 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0628461B2 (ja) * | 1984-10-25 | 1994-04-13 | ソニー株式会社 | 投写型表示装置 |
JPS63261327A (ja) * | 1987-04-20 | 1988-10-28 | Sony Corp | カラ−液晶表示装置 |
JPH02281249A (ja) * | 1989-04-21 | 1990-11-16 | Sharp Corp | 液晶プロジェクション |
GB2237400B (en) * | 1989-10-27 | 1994-04-20 | Eev Ltd | Control of liquid crystal display visual properties |
US5118992A (en) * | 1990-04-17 | 1992-06-02 | North American Philips Corporation | Fluorescent lamp controlling arrangement |
JP2899059B2 (ja) * | 1990-04-27 | 1999-06-02 | キヤノン株式会社 | 投写型テレビジョン装置 |
FR2662271A1 (fr) * | 1990-05-18 | 1991-11-22 | Thomson Lcd | Systeme optique de reproduction d'images video. |
JPH04306639A (ja) * | 1991-04-04 | 1992-10-29 | Matsushita Electric Ind Co Ltd | 投射型画像表示装置とその調整方法 |
JPH05110970A (ja) * | 1991-10-11 | 1993-04-30 | Fujitsu General Ltd | 投射型液晶プロジエクシヨン |
JPH05127620A (ja) * | 1991-11-06 | 1993-05-25 | Matsushita Electric Ind Co Ltd | 液晶投写型カラーデイスプレイの調整方法および調整回路 |
JPH05232428A (ja) * | 1992-02-19 | 1993-09-10 | Sanyo Electric Co Ltd | 投写型液晶表示装置 |
JPH0678318A (ja) * | 1992-08-28 | 1994-03-18 | Toshiba Corp | 投写型液晶表示装置 |
JPH06113314A (ja) * | 1992-09-30 | 1994-04-22 | Toshiba Corp | 液晶表示プロジェクタ |
JPH06194620A (ja) * | 1992-12-24 | 1994-07-15 | Canon Inc | 色フィルター装置および画像投影装置 |
US5488492A (en) * | 1993-06-04 | 1996-01-30 | Asahi Kogaku Kogyo Kabushiki Kaisha | Apparatus for adjusting color tone of image to be recorded |
JP3318904B2 (ja) * | 1993-07-14 | 2002-08-26 | テキサス インスツルメンツ インコーポレイテツド | プロジエクタ装置 |
KR0163077B1 (ko) * | 1993-12-27 | 1999-01-15 | 사또오 후미오 | 표시장치 |
US5519518A (en) * | 1993-12-27 | 1996-05-21 | Kabushiki Kaisha Toshiba | Display apparatus with a variable aperture stop means on each side of the modulator |
US5379083A (en) * | 1994-02-15 | 1995-01-03 | Raychem Corporation | Projector |
-
1996
- 1996-04-13 GB GB9607703A patent/GB2312121A/en not_active Withdrawn
-
1997
- 1997-04-09 DE DE69738319T patent/DE69738319T2/de not_active Expired - Lifetime
- 1997-04-09 EP EP97400809A patent/EP0801507B1/de not_active Expired - Lifetime
- 1997-04-10 JP JP9092274A patent/JPH1055030A/ja active Pending
- 1997-04-10 US US08/843,637 patent/US6052166A/en not_active Expired - Lifetime
- 1997-04-14 KR KR1019970014163A patent/KR100526641B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0801507B1 (de) | 2007-11-28 |
EP0801507A3 (de) | 1999-03-17 |
KR970071451A (ko) | 1997-11-07 |
US6052166A (en) | 2000-04-18 |
JPH1055030A (ja) | 1998-02-24 |
EP0801507A2 (de) | 1997-10-15 |
GB2312121A (en) | 1997-10-15 |
GB9607703D0 (en) | 1996-06-19 |
DE69738319T2 (de) | 2008-05-08 |
KR100526641B1 (ko) | 2005-12-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |