DE69912750D1 - Lcd-projektor - Google Patents
Lcd-projektorInfo
- Publication number
- DE69912750D1 DE69912750D1 DE69912750T DE69912750T DE69912750D1 DE 69912750 D1 DE69912750 D1 DE 69912750D1 DE 69912750 T DE69912750 T DE 69912750T DE 69912750 T DE69912750 T DE 69912750T DE 69912750 D1 DE69912750 D1 DE 69912750D1
- 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]
- H04N9/3141—Constructional details thereof
- H04N9/315—Modulator illumination systems
- H04N9/3155—Modulator illumination systems for controlling the light source
-
- 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
-
- 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]
- H04N9/3141—Constructional details thereof
- H04N9/315—Modulator illumination systems
- H04N9/3164—Modulator illumination systems using multiple light sources
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/64—Circuits for processing colour signals
- H04N9/73—Colour balance circuits, e.g. white balance circuits or colour temperature control
-
- 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
- H04N5/74—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
-
- 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]
- H04N9/3102—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Liquid Crystal (AREA)
- Liquid Crystal Display Device Control (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Projection Apparatus (AREA)
- Transforming Electric Information Into Light Information (AREA)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
- Processing Of Color Television Signals (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5468298 | 1998-03-06 | ||
JP5468298 | 1998-03-06 | ||
JP25825798 | 1998-09-11 | ||
JP25825798 | 1998-09-11 | ||
PCT/JP1999/001096 WO1999045714A1 (en) | 1998-03-06 | 1999-03-05 | Lcd projector |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69912750D1 true DE69912750D1 (de) | 2003-12-18 |
DE69912750T2 DE69912750T2 (de) | 2004-09-30 |
Family
ID=26395487
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69912750T Expired - Lifetime DE69912750T2 (de) | 1998-03-06 | 1999-03-05 | Lcd-projektor |
Country Status (7)
Country | Link |
---|---|
US (1) | US6409350B1 (de) |
EP (1) | EP1060620B1 (de) |
JP (1) | JP3782662B2 (de) |
CN (1) | CN1164125C (de) |
CA (1) | CA2321778C (de) |
DE (1) | DE69912750T2 (de) |
WO (1) | WO1999045714A1 (de) |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6467911B1 (en) * | 1998-10-08 | 2002-10-22 | Minolta Co., Ltd. | Projector and lamp unit |
USRE43234E1 (en) * | 1999-09-10 | 2012-03-13 | Belliveau Richard S | Method, apparatus and system for image projection lighting |
JP4532654B2 (ja) * | 2000-03-14 | 2010-08-25 | キヤノン株式会社 | 制御装置、制御方法及び露光装置 |
JP2001298694A (ja) * | 2000-04-13 | 2001-10-26 | Konica Corp | 撮像装置、画像記録システム、画像記録装置及び出力特性補正方法 |
JP4769369B2 (ja) * | 2000-05-29 | 2011-09-07 | キヤノン株式会社 | プロジェクション装置 |
JP2002033978A (ja) * | 2000-07-17 | 2002-01-31 | Canon Inc | 光変調型投射ディスプレイ装置 |
US20030025649A1 (en) * | 2000-09-08 | 2003-02-06 | Wynne Willson Peter David | Image projection apparatus |
GB0022065D0 (en) * | 2000-09-08 | 2000-10-25 | Wynne Willson Gottelier Ltd | Image projection apparatus |
US7317439B2 (en) | 2000-10-30 | 2008-01-08 | Matsushita Electric Industrial Co., Ltd. | Electronic apparatus and recording medium therefor |
JP4588230B2 (ja) * | 2001-02-27 | 2010-11-24 | 三菱電機株式会社 | 投射型映像表示装置 |
US20020186181A1 (en) * | 2001-06-06 | 2002-12-12 | Richard Zodnik | Projector computer |
CN1224252C (zh) * | 2001-06-14 | 2005-10-19 | 皇家菲利浦电子有限公司 | 液晶显示投影装置 |
JP2004207018A (ja) * | 2002-12-25 | 2004-07-22 | Seiko Epson Corp | 光源駆動回路、プロジェクタ、光源の点灯制御方法、及びこの方法を実行させるコンピュータ読み取り可能なプログラム |
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 |
JP2004304596A (ja) * | 2003-03-31 | 2004-10-28 | Olympus Corp | マルチプロジェクションシステム |
US6916098B2 (en) * | 2003-05-14 | 2005-07-12 | Infocus Corporation | Preset key for a projection device |
JP2005085629A (ja) * | 2003-09-09 | 2005-03-31 | Funai Electric Co Ltd | 画像表示プロジェクタ |
JP2005106951A (ja) * | 2003-09-29 | 2005-04-21 | Seiko Epson Corp | プロジェクタおよびプロジェクタ用光源ランプの駆動制御 |
JP2005121963A (ja) * | 2003-10-17 | 2005-05-12 | Toshiba Corp | 投射装置と投射方法 |
US7055962B2 (en) * | 2003-11-21 | 2006-06-06 | Dell Products L.P. | System and method for managing projector bulb life |
US7030353B2 (en) * | 2003-12-31 | 2006-04-18 | Symbol Technologies,Inc. | Method and apparatus for controllably reducing power delivered by a laser projection display |
JP4063795B2 (ja) * | 2004-06-24 | 2008-03-19 | Necディスプレイソリューションズ株式会社 | 画像表示システム |
JP2006064818A (ja) * | 2004-08-25 | 2006-03-09 | Rohm Co Ltd | プロジェクタ |
JP2006154260A (ja) * | 2004-11-29 | 2006-06-15 | Fuji Photo Film Co Ltd | プロジェクタ |
JP2007212946A (ja) * | 2006-02-13 | 2007-08-23 | Casio Comput Co Ltd | 投影装置、投影方法及びプログラム |
JP2007287395A (ja) * | 2006-04-13 | 2007-11-01 | Sharp Corp | 発光装置及び表示装置 |
JP4433320B2 (ja) * | 2007-03-09 | 2010-03-17 | ソニー株式会社 | プロジェクタおよびその制御方法 |
JP2008224870A (ja) * | 2007-03-09 | 2008-09-25 | Sony Corp | プロジェクタおよびその制御方法 |
JP5136824B2 (ja) * | 2007-03-09 | 2013-02-06 | ソニー株式会社 | プロジェクタおよびその制御方法 |
US8016433B2 (en) * | 2007-03-09 | 2011-09-13 | Sony Corporation | Projector and control method thereof |
JP5126569B2 (ja) * | 2007-03-09 | 2013-01-23 | ソニー株式会社 | プロジェクタおよびその制御方法 |
JP5109527B2 (ja) * | 2007-08-03 | 2012-12-26 | ソニー株式会社 | 画像形成装置およびその制御方法、並びにプログラム |
JP2010134250A (ja) * | 2008-12-05 | 2010-06-17 | Sanyo Electric Co Ltd | 映像表示装置およびその制御方法 |
JP2011050018A (ja) * | 2009-08-28 | 2011-03-10 | Sanyo Electric Co Ltd | 投写型映像表示装置及び映像表示システム |
CN102213903B (zh) * | 2011-06-10 | 2013-08-21 | 苏州佳世达光电有限公司 | 一种投影机图像白平衡补偿方法及系统 |
JP5845836B2 (ja) * | 2011-11-14 | 2016-01-20 | 富士通株式会社 | 光送信装置、および光送信方法 |
CN103927953A (zh) * | 2014-01-16 | 2014-07-16 | 甘肃大禹数字遥感信息科技有限公司 | 一种投影展示系统和方法 |
CN110971885A (zh) * | 2018-09-28 | 2020-04-07 | 宁波舜宇车载光学技术有限公司 | 投影系统和投影检测调节色温及亮度的方法 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3914645A (en) * | 1974-07-12 | 1975-10-21 | Educational & Commercial Avcom | Multiple lamp unit for protection |
JPH01213694A (ja) | 1988-02-22 | 1989-08-28 | Yazaki Corp | 光透過型表示装置 |
JPH0273241A (ja) * | 1988-09-08 | 1990-03-13 | Hitachi Ltd | 投射形ディスプレイのスクリーン明るさ制御方法及び装置 |
JP3052318B2 (ja) * | 1989-10-31 | 2000-06-12 | セイコーエプソン株式会社 | プロジェクタおよびその制御方法 |
JPH03282418A (ja) | 1990-03-30 | 1991-12-12 | Hitachi Ltd | 照明装置 |
JP3154191B2 (ja) | 1992-05-12 | 2001-04-09 | ソニー株式会社 | 液晶プロジェクタ |
JPH0660833A (ja) | 1992-08-10 | 1994-03-04 | Miyota Kk | カラー陰極線管 |
KR960015077B1 (ko) * | 1993-03-30 | 1996-10-24 | 엘지전자 주식회사 | 액정투사기의 화면크기 제어방법 |
JPH0756545A (ja) * | 1993-08-23 | 1995-03-03 | Matsushita Electric Ind Co Ltd | 投写型液晶ディスプレイの階調性補正方法及び階調性補正装置 |
EP0742940A4 (de) | 1994-01-31 | 1998-09-30 | Sdl Inc | Laserlicht beleuchtetes anzeigesystem |
KR0147214B1 (ko) * | 1994-09-23 | 1998-09-15 | 이헌조 | 프로젝터의 광량제어장치 |
US5504544A (en) | 1994-11-23 | 1996-04-02 | Minnesota Mining And Manufacturing Company | Projector with multiple lamp light source |
JP3282418B2 (ja) | 1994-12-26 | 2002-05-13 | 松下電器産業株式会社 | 回折光学素子の加工方法及び加工装置 |
GB2312121A (en) | 1996-04-13 | 1997-10-15 | Thomson Multimedia Sa | LCD television projector with lamp aging compensation |
JPH09288272A (ja) | 1996-04-19 | 1997-11-04 | Canon Inc | 表示装置 |
DE19621911C2 (de) | 1996-05-31 | 1998-09-10 | Thomas Dipl Ing Mueller | Farbdisplay und Anwendungen |
US5971545A (en) | 1997-06-25 | 1999-10-26 | Hewlett-Packard Company | Light source for projection display |
-
1999
- 1999-03-05 JP JP2000535153A patent/JP3782662B2/ja not_active Expired - Fee Related
- 1999-03-05 CA CA002321778A patent/CA2321778C/en not_active Expired - Fee Related
- 1999-03-05 DE DE69912750T patent/DE69912750T2/de not_active Expired - Lifetime
- 1999-03-05 CN CNB998036706A patent/CN1164125C/zh not_active Expired - Fee Related
- 1999-03-05 US US09/623,412 patent/US6409350B1/en not_active Expired - Fee Related
- 1999-03-05 WO PCT/JP1999/001096 patent/WO1999045714A1/en active IP Right Grant
- 1999-03-05 EP EP99907877A patent/EP1060620B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP3782662B2 (ja) | 2006-06-07 |
CA2321778C (en) | 2004-06-29 |
EP1060620B1 (de) | 2003-11-12 |
WO1999045714A1 (en) | 1999-09-10 |
EP1060620A1 (de) | 2000-12-20 |
JP2002506331A (ja) | 2002-02-26 |
CA2321778A1 (en) | 1999-09-10 |
US6409350B1 (en) | 2002-06-25 |
DE69912750T2 (de) | 2004-09-30 |
CN1164125C (zh) | 2004-08-25 |
CN1292980A (zh) | 2001-04-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: PANASONIC CORP., KADOMA, OSAKA, JP |
|
8320 | Willingness to grant licences declared (paragraph 23) |