DE69211225T3 - Projektor - Google Patents
ProjektorInfo
- Publication number
- DE69211225T3 DE69211225T3 DE69211225T DE69211225T DE69211225T3 DE 69211225 T3 DE69211225 T3 DE 69211225T3 DE 69211225 T DE69211225 T DE 69211225T DE 69211225 T DE69211225 T DE 69211225T DE 69211225 T3 DE69211225 T3 DE 69211225T3
- Authority
- DE
- Germany
- Prior art keywords
- projector
- 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
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
- H04N9/3167—Modulator illumination systems for polarizing the light beam
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
- G02B27/283—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for beam splitting or combining
-
- 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
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3151627A JP3039570B2 (ja) | 1991-06-24 | 1991-06-24 | 投写表示装置 |
Publications (3)
Publication Number | Publication Date |
---|---|
DE69211225D1 DE69211225D1 (de) | 1996-07-11 |
DE69211225T2 DE69211225T2 (de) | 1996-11-21 |
DE69211225T3 true DE69211225T3 (de) | 2002-12-19 |
Family
ID=15522678
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69211225T Expired - Fee Related DE69211225T3 (de) | 1991-06-24 | 1992-06-23 | Projektor |
Country Status (4)
Country | Link |
---|---|
US (1) | US6157419A (de) |
EP (1) | EP0520369B2 (de) |
JP (1) | JP3039570B2 (de) |
DE (1) | DE69211225T3 (de) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0602732A3 (de) * | 1992-12-17 | 1995-09-27 | Philips Electronics Nv | Optisches System mit Astigmatismuskompensation. |
DE69416126T2 (de) * | 1993-03-31 | 1999-07-22 | Hughes Jvc Tech Corp | Farbprojektionssystem mit einer einzigen projektionslinse |
JPH06337415A (ja) * | 1993-05-28 | 1994-12-06 | Fujitsu Ltd | 液晶表示装置 |
TW412656B (en) * | 1996-04-26 | 2000-11-21 | Hitachi Ltd | Liquid crystal display |
GB9614887D0 (en) * | 1996-07-16 | 1996-09-04 | Philips Electronics Nv | Colour interlaced image projection apparatus |
US6089718A (en) * | 1996-10-30 | 2000-07-18 | Seiko Epson Corporation | Projection display device |
TWI250337B (en) * | 1998-02-09 | 2006-03-01 | Seiko Epson Corp | An electro-optical apparatus and electronic appliances |
US6331060B1 (en) * | 1998-10-08 | 2001-12-18 | Sony Corporation | Projection-type display device and method of adjustment thereof |
TW460730B (en) * | 1998-11-13 | 2001-10-21 | Ind Tech Res Inst | Dual board Liquid crystal projection display |
US6721508B1 (en) | 1998-12-14 | 2004-04-13 | Tellabs Operations Inc. | Optical line terminal arrangement, apparatus and methods |
JP2000347177A (ja) * | 1999-03-29 | 2000-12-15 | Minolta Co Ltd | 表示光学装置及びそれを用いたプロジェクター表示装置 |
JP2001100311A (ja) * | 1999-07-23 | 2001-04-13 | Seiko Epson Corp | プロジェクタ |
KR100542082B1 (ko) * | 1999-12-20 | 2006-01-10 | 엘지.필립스 엘시디 주식회사 | 액정 셀 제조방법 |
TWI224694B (en) * | 2000-12-21 | 2004-12-01 | Ind Tech Res Inst | Time-sequential color separator and liquid crystal projector using the same |
JP2004062092A (ja) * | 2002-07-31 | 2004-02-26 | Canon Inc | 色合成光学系、投射型表示光学系、投射型画像表示装置および画像表示システム |
US7443440B2 (en) * | 2004-03-31 | 2008-10-28 | Matsushita Electric Industrial Co., Ltd. | Color separator and imager |
JP2008209811A (ja) * | 2007-02-28 | 2008-09-11 | Hitachi Ltd | 表示装置及び投写型照明装置 |
US8549552B2 (en) | 2009-11-03 | 2013-10-01 | The Nielsen Company (Us), Llc | Methods and apparatus to monitor media exposure in vehicles |
KR101683880B1 (ko) * | 2009-12-15 | 2016-12-07 | 엘지이노텍 주식회사 | 전원 공급 장치 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5083855A (en) * | 1980-01-08 | 1992-01-28 | Clark Noel A | Surface stabilized ferroelectric liquid crystal devices |
US4541691A (en) * | 1983-12-27 | 1985-09-17 | Tektronix, Inc. | Electro-optic switching system using circularly polarized light |
JPS6275418A (ja) * | 1985-09-27 | 1987-04-07 | Alps Electric Co Ltd | 液晶素子 |
JPS62247333A (ja) * | 1986-04-21 | 1987-10-28 | Seiko Epson Corp | 強誘電性液晶光学表示装置 |
JPS6315219A (ja) * | 1986-07-08 | 1988-01-22 | Seikosha Co Ltd | 投写式液晶表示装置 |
US4786146A (en) * | 1987-02-11 | 1988-11-22 | Hughes Aircraft Company | Color sequential illumination system for a liquid crystal light valve |
JPS63216026A (ja) * | 1987-03-05 | 1988-09-08 | Ricoh Co Ltd | 投写型液晶表示装置 |
US4989954A (en) * | 1987-10-09 | 1991-02-05 | Matsushita Electric Industrial Co., Ltd. | Projection type liquid cyrstal display device |
JPH02828A (ja) * | 1987-12-02 | 1990-01-05 | Matsushita Electric Ind Co Ltd | 液晶表示装置 |
DE68927634T2 (de) * | 1988-07-14 | 1997-05-28 | Seiko Epson Corp | Reflektive elektrooptische flüssigkristallvorrichtung und projektionsanzeigevorrichtung unter verwendung derselben |
FR2642927B1 (fr) * | 1989-02-07 | 1993-12-24 | Thomson Csf | Dispositif de visualisation a haute definition, couleur |
JPH07104506B2 (ja) * | 1989-03-14 | 1995-11-13 | スタンレー電気株式会社 | 強誘電性液晶パネル |
US5157523A (en) * | 1989-03-29 | 1992-10-20 | Matsushita Electric Industrial Co., Ltd. | Projection type liquid crystal display unit including orthogonal phase plates |
JP2893599B2 (ja) * | 1989-10-05 | 1999-05-24 | セイコーエプソン株式会社 | 偏光光源及び投写型表示装置 |
US5168381A (en) * | 1989-10-30 | 1992-12-01 | University Research Corporation | Smectic liquid crystal devices using SSFLC and electroclinic effect based cells |
US5107356A (en) * | 1989-12-26 | 1992-04-21 | General Electric Company | Liquid crystal display device with birefringent films |
JPH03217814A (ja) * | 1990-01-24 | 1991-09-25 | Canon Inc | 液晶プロジェクター |
JP2772582B2 (ja) * | 1990-11-21 | 1998-07-02 | キヤノン株式会社 | 光学変調素子 |
US5122887A (en) * | 1991-03-05 | 1992-06-16 | Sayett Group, Inc. | Color display utilizing twisted nematic LCDs and selective polarizers |
US5247378A (en) * | 1991-06-07 | 1993-09-21 | Peter Miller | Optical retarder having means for determining the retardance of the cell corresponding to the sensed capacitance thereof |
-
1991
- 1991-06-24 JP JP3151627A patent/JP3039570B2/ja not_active Expired - Fee Related
-
1992
- 1992-06-23 EP EP92110556A patent/EP0520369B2/de not_active Expired - Lifetime
- 1992-06-23 DE DE69211225T patent/DE69211225T3/de not_active Expired - Fee Related
-
1996
- 1996-12-13 US US08/766,647 patent/US6157419A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0520369A1 (de) | 1992-12-30 |
DE69211225T2 (de) | 1996-11-21 |
EP0520369B2 (de) | 2002-05-02 |
US6157419A (en) | 2000-12-05 |
JPH052149A (ja) | 1993-01-08 |
JP3039570B2 (ja) | 2000-05-08 |
EP0520369B1 (de) | 1996-06-05 |
DE69211225D1 (de) | 1996-07-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent | ||
8366 | Restricted maintained after opposition proceedings | ||
8339 | Ceased/non-payment of the annual fee |