HK1049707B - 光源裝置及投影電視 - Google Patents
光源裝置及投影電視Info
- Publication number
- HK1049707B HK1049707B HK03101789.0A HK03101789A HK1049707B HK 1049707 B HK1049707 B HK 1049707B HK 03101789 A HK03101789 A HK 03101789A HK 1049707 B HK1049707 B HK 1049707B
- Authority
- HK
- Hong Kong
- Prior art keywords
- light source
- source apparatus
- projection television
- television
- projection
- Prior art date
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]
- H04N9/3102—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
- H04N9/3105—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying all colours simultaneously, e.g. by using two or more electronic spatial light modulators
-
- 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
- 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
-
- 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
- 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
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
- H04N9/3191—Testing thereof
- H04N9/3194—Testing thereof including sensor feedback
-
- 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
- H04N5/7458—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 deformable mirrors, e.g. digital micromirror device [DMD]
- H04N2005/7466—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)
- Multimedia (AREA)
- Signal Processing (AREA)
- Projection Apparatus (AREA)
- Transforming Electric Information Into Light Information (AREA)
- Optical Elements Other Than Lenses (AREA)
- Microscoopes, Condenser (AREA)
- Polarising Elements (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001092114A JP4747431B2 (ja) | 2001-03-28 | 2001-03-28 | 光源装置およびプロジェクションテレビジョン |
Publications (2)
Publication Number | Publication Date |
---|---|
HK1049707A1 HK1049707A1 (en) | 2003-05-23 |
HK1049707B true HK1049707B (zh) | 2005-09-23 |
Family
ID=18946631
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK03101789.0A HK1049707B (zh) | 2001-03-28 | 2003-03-12 | 光源裝置及投影電視 |
Country Status (6)
Country | Link |
---|---|
US (1) | US6885428B2 (zh) |
EP (1) | EP1246461B1 (zh) |
JP (1) | JP4747431B2 (zh) |
CN (1) | CN1187651C (zh) |
DE (1) | DE60234066D1 (zh) |
HK (1) | HK1049707B (zh) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4085666B2 (ja) * | 2002-03-25 | 2008-05-14 | セイコーエプソン株式会社 | 画像表示装置 |
CN100378503C (zh) * | 2002-11-08 | 2008-04-02 | 台达电子工业股份有限公司 | 多光源照明*** |
JP4120414B2 (ja) * | 2003-02-07 | 2008-07-16 | 三菱電機株式会社 | 投写型表示装置及び画像信号の変換方法 |
JP2005033334A (ja) * | 2003-07-08 | 2005-02-03 | Sony Corp | 画像表示装置 |
US7220006B2 (en) | 2003-08-08 | 2007-05-22 | Allen Eddie E | Method and apparatus for increasing effective contrast ratio and brightness yields for digital light valve image projectors |
JP2005121977A (ja) * | 2003-10-17 | 2005-05-12 | Mitsubishi Electric Corp | 光照射装置、投射型表示装置および光照射方法 |
JP4867550B2 (ja) | 2006-09-26 | 2012-02-01 | ブラザー工業株式会社 | 映像生成装置 |
US8421812B2 (en) * | 2007-05-25 | 2013-04-16 | Nec Corporation | Apparatus method and program for image processing and display device |
JP2010217302A (ja) * | 2009-03-13 | 2010-09-30 | Hitachi Displays Ltd | 表示装置 |
JP5365314B2 (ja) * | 2009-04-03 | 2013-12-11 | コニカミノルタ株式会社 | 画像投影装置及び画素ずれ量の検出方法 |
JP5691262B2 (ja) * | 2010-06-25 | 2015-04-01 | カシオ計算機株式会社 | 投影装置 |
JP5808118B2 (ja) * | 2011-03-01 | 2015-11-10 | 三菱電機株式会社 | 投写型表示装置 |
US9049413B2 (en) * | 2013-07-30 | 2015-06-02 | Dolby Laboratories Licensing Corporation | Multiple stage modulation projector display systems having efficient light utilization |
CN111147832B (zh) | 2014-12-31 | 2022-02-22 | 杜比实验室特许公司 | 投影仪显示*** |
JP6569440B2 (ja) * | 2015-09-30 | 2019-09-04 | 株式会社Jvcケンウッド | 検出方法、検出装置および投射装置 |
CN108693687B (zh) * | 2017-04-06 | 2021-03-05 | 深圳光峰科技股份有限公司 | 一种显示*** |
CN115464159B (zh) * | 2017-05-11 | 2024-07-16 | 速尔特技术有限公司 | 用于增材制造的图案化光的开关站射束路由 |
CN109388004B (zh) * | 2017-08-04 | 2024-05-28 | 深圳光峰科技股份有限公司 | 投影*** |
CN111830772B (zh) * | 2019-04-18 | 2022-10-21 | 青岛海信激光显示股份有限公司 | 一种激光投影装置及其控制方法 |
CN113138522B (zh) * | 2020-01-17 | 2023-08-04 | 深圳光峰科技股份有限公司 | 光源调制***、方法及光源*** |
CN111367135A (zh) * | 2020-04-15 | 2020-07-03 | 陕西极视光电科技有限公司 | 一种dlp投影仪光源循环回收*** |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9107144D0 (en) * | 1991-04-05 | 1991-05-22 | Rank Cintel Ltd | Recording video signals on cinematographic film |
US5467146A (en) * | 1994-03-31 | 1995-11-14 | Texas Instruments Incorporated | Illumination control unit for display system with spatial light modulator |
JPH08251520A (ja) * | 1995-03-08 | 1996-09-27 | Nikon Corp | ビデオプロジェクター |
JPH08304923A (ja) * | 1995-05-10 | 1996-11-22 | Nikon Corp | プロジェクター装置 |
WO1997001127A2 (en) * | 1995-06-21 | 1997-01-09 | Smartlight Ltd. | Backprojection transparency viewer |
US5833360A (en) * | 1996-10-17 | 1998-11-10 | Compaq Computer Corporation | High efficiency lamp apparatus for producing a beam of polarized light |
US5963276A (en) * | 1997-01-09 | 1999-10-05 | Smartlight Ltd. | Back projection transparency viewer with overlapping pixels |
JP3620196B2 (ja) * | 1997-02-07 | 2005-02-16 | セイコーエプソン株式会社 | 照明装置および投写型表示装置 |
JP3090139B1 (ja) * | 1999-03-05 | 2000-09-18 | ミノルタ株式会社 | プロジェクタ用光学系 |
JP2001021835A (ja) * | 1999-07-02 | 2001-01-26 | Nippon Telegr & Teleph Corp <Ntt> | 投影型表示装置 |
JP4560958B2 (ja) * | 2000-12-21 | 2010-10-13 | 日本テキサス・インスツルメンツ株式会社 | マイクロ・エレクトロ・メカニカル・システム |
TW522280B (en) * | 2001-04-13 | 2003-03-01 | Fusion Lighting Inc | Projection systems |
-
2001
- 2001-03-28 JP JP2001092114A patent/JP4747431B2/ja not_active Expired - Fee Related
-
2002
- 2002-02-07 EP EP02250827A patent/EP1246461B1/en not_active Expired - Lifetime
- 2002-02-07 DE DE60234066T patent/DE60234066D1/de not_active Expired - Lifetime
- 2002-02-26 US US10/082,086 patent/US6885428B2/en not_active Expired - Lifetime
- 2002-03-28 CN CNB021082561A patent/CN1187651C/zh not_active Expired - Fee Related
-
2003
- 2003-03-12 HK HK03101789.0A patent/HK1049707B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP1246461A3 (en) | 2002-12-18 |
CN1187651C (zh) | 2005-02-02 |
EP1246461B1 (en) | 2009-10-21 |
HK1049707A1 (en) | 2003-05-23 |
CN1378100A (zh) | 2002-11-06 |
US20020171807A1 (en) | 2002-11-21 |
US6885428B2 (en) | 2005-04-26 |
EP1246461A2 (en) | 2002-10-02 |
JP2002287250A (ja) | 2002-10-03 |
DE60234066D1 (de) | 2009-12-03 |
JP4747431B2 (ja) | 2011-08-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PC | Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee) |
Effective date: 20140328 |