JP4893004B2 - プロジェクタ - Google Patents
プロジェクタ Download PDFInfo
- Publication number
- JP4893004B2 JP4893004B2 JP2006029343A JP2006029343A JP4893004B2 JP 4893004 B2 JP4893004 B2 JP 4893004B2 JP 2006029343 A JP2006029343 A JP 2006029343A JP 2006029343 A JP2006029343 A JP 2006029343A JP 4893004 B2 JP4893004 B2 JP 4893004B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- optical path
- optical
- illumination light
- optical element
- 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
- 230000003287 optical effect Effects 0.000 claims description 371
- 239000004973 liquid crystal related substance Substances 0.000 claims description 181
- 238000005286 illumination Methods 0.000 claims description 109
- 230000010287 polarization Effects 0.000 claims description 45
- 239000011521 glass Substances 0.000 claims description 7
- 239000005304 optical glass Substances 0.000 claims description 3
- 230000007246 mechanism Effects 0.000 description 38
- 238000010586 diagram Methods 0.000 description 17
- 230000008859 change Effects 0.000 description 8
- 239000010408 film Substances 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 239000003086 colorant Substances 0.000 description 5
- 239000000758 substrate Substances 0.000 description 5
- 238000002834 transmittance Methods 0.000 description 5
- 230000004044 response Effects 0.000 description 4
- 238000003491 array Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000010409 thin film Substances 0.000 description 3
- 239000000470 constituent Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005401 electroluminescence Methods 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052724 xenon Inorganic materials 0.000 description 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B9/00—Exposure-making shutters; Diaphragms
- G03B9/02—Diaphragms
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/20—Lamp housings
- G03B21/2053—Intensity control of illuminating light
-
- 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
- H04N9/312—Driving therefor
- H04N9/3126—Driving therefor for spatial light modulators in series
-
- 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]
- H04N9/3141—Constructional details thereof
- H04N9/315—Modulator illumination systems
- H04N9/3167—Modulator illumination systems for polarizing the light beam
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Projection Apparatus (AREA)
- Liquid Crystal (AREA)
- Transforming Electric Information Into Light Information (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006029343A JP4893004B2 (ja) | 2005-03-24 | 2006-02-07 | プロジェクタ |
| US11/387,859 US7712902B2 (en) | 2005-03-24 | 2006-03-24 | Projector |
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005085838 | 2005-03-24 | ||
| JP2005085838 | 2005-03-24 | ||
| JP2005316276 | 2005-10-31 | ||
| JP2005316276 | 2005-10-31 | ||
| JP2006029343A JP4893004B2 (ja) | 2005-03-24 | 2006-02-07 | プロジェクタ |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2007148319A JP2007148319A (ja) | 2007-06-14 |
| JP2007148319A5 JP2007148319A5 (enExample) | 2008-10-30 |
| JP4893004B2 true JP4893004B2 (ja) | 2012-03-07 |
Family
ID=37034790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2006029343A Expired - Fee Related JP4893004B2 (ja) | 2005-03-24 | 2006-02-07 | プロジェクタ |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US7712902B2 (enExample) |
| JP (1) | JP4893004B2 (enExample) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009156898A (ja) * | 2007-12-25 | 2009-07-16 | Seiko Epson Corp | 表示装置 |
| JP5360683B2 (ja) * | 2009-04-01 | 2013-12-04 | セイコーエプソン株式会社 | プロジェクター |
| JP2012163944A (ja) * | 2011-01-21 | 2012-08-30 | Panasonic Corp | 投写型表示装置 |
| JP2013054142A (ja) * | 2011-09-02 | 2013-03-21 | Sony Corp | 偏光光学装置、光学装置、および投影装置 |
| JP6019859B2 (ja) | 2012-07-17 | 2016-11-02 | セイコーエプソン株式会社 | プロジェクター、及び、プロジェクターにおける発光制御方法 |
| JP6047968B2 (ja) * | 2012-07-17 | 2016-12-21 | セイコーエプソン株式会社 | プロジェクター、及び、プロジェクターにおける発光制御方法 |
| JP6237020B2 (ja) * | 2013-09-13 | 2017-11-29 | セイコーエプソン株式会社 | 画像表示装置、および画像表示装置の制御方法 |
| CN105993166B (zh) | 2013-10-20 | 2019-06-14 | Mtt创新公司 | 光场投影装置及方法 |
| JP6330286B2 (ja) | 2013-10-22 | 2018-05-30 | セイコーエプソン株式会社 | プロジェクター |
| JP6471424B2 (ja) | 2013-11-13 | 2019-02-20 | セイコーエプソン株式会社 | プロジェクター |
| JP6331382B2 (ja) * | 2013-12-26 | 2018-05-30 | セイコーエプソン株式会社 | 画像表示装置、および画像表示装置の制御方法 |
| JP6331383B2 (ja) * | 2013-12-26 | 2018-05-30 | セイコーエプソン株式会社 | 画像表示装置、および画像表示装置の制御方法 |
| US20170150107A1 (en) * | 2014-05-15 | 2017-05-25 | Mtt Innovation Incorporated | Optimizing drive schemes for multiple projector systems |
| WO2015200138A1 (en) | 2014-06-27 | 2015-12-30 | Dolby Laboratories Licensing Corporation | Light recycling for projectors with high dynamic range |
| CN107272307B (zh) * | 2016-04-08 | 2020-11-17 | 信泰光学(深圳)有限公司 | 投影装置 |
| EP3520393B1 (en) | 2016-09-30 | 2020-09-09 | Dolby Laboratories Licensing Corporation | Beam combining for highlight projection |
| JP7552400B2 (ja) * | 2021-02-05 | 2024-09-18 | セイコーエプソン株式会社 | 表示装置およびプロジェクター |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02144516A (ja) * | 1988-11-25 | 1990-06-04 | Toshiba Corp | 液晶プロジェクター |
| JPH0481714A (ja) * | 1990-07-25 | 1992-03-16 | Canon Inc | 液晶プロジェクション装置 |
| JPH05224155A (ja) * | 1992-02-10 | 1993-09-03 | Fujitsu Ltd | 投写型液晶表示装置 |
| JP3316240B2 (ja) * | 1992-11-30 | 2002-08-19 | 三洋電機株式会社 | カラー液晶プロジェクター |
| JPH09189893A (ja) * | 1996-01-09 | 1997-07-22 | Nec Corp | 液晶プロジェクタ |
| GB2317290B (en) * | 1996-09-11 | 2000-12-06 | Seos Displays Ltd | Image display apparatus |
| US5722752A (en) * | 1997-01-10 | 1998-03-03 | In Focus Systems, Inc. | Multimedia projection system with image quality correction |
| JP3495645B2 (ja) | 1999-06-04 | 2004-02-09 | 日本アビオニクス株式会社 | 液晶プロジェクタ用ランプ調整装置およびそれを用いた調整方法 |
| JP2001100689A (ja) | 1999-09-30 | 2001-04-13 | Canon Inc | 表示装置 |
| ES2871000T3 (es) | 2001-02-27 | 2021-10-28 | Dolby Laboratories Licensing Corp | Dispositivos y método para visualizar una imagen |
| BR0316819A (pt) * | 2002-12-04 | 2005-10-18 | Thomson Licensing Sa | Arquitetura de projetor de dois estágios |
| KR101004572B1 (ko) * | 2002-12-04 | 2010-12-30 | 톰슨 라이센싱 | 2단 프로젝션 아키텍처 |
| JP4461703B2 (ja) * | 2003-04-23 | 2010-05-12 | セイコーエプソン株式会社 | プロジェクタ |
| US7070284B2 (en) * | 2003-06-19 | 2006-07-04 | Marantz Japan, Inc. | Projector apparatus |
| JP4219745B2 (ja) * | 2003-06-19 | 2009-02-04 | 株式会社ディーアンドエムホールディングス | プロジェクタ装置 |
| TWM245454U (en) * | 2003-08-05 | 2004-10-01 | Benq Corp | Light shielding device of projector and projector having the device |
| JP4158757B2 (ja) | 2003-12-24 | 2008-10-01 | セイコーエプソン株式会社 | 光学表示装置及び投射型表示装置 |
| JP4244904B2 (ja) * | 2003-12-24 | 2009-03-25 | セイコーエプソン株式会社 | 光学系の光伝搬構造および光学表示装置、並びに光学系の光伝搬方法および光学表示装置の表示方法 |
| JP4029852B2 (ja) * | 2004-03-23 | 2008-01-09 | セイコーエプソン株式会社 | 光学表示装置、光学表示装置制御プログラム及び光学表示装置制御方法 |
| JP4158776B2 (ja) * | 2005-03-09 | 2008-10-01 | セイコーエプソン株式会社 | 画像表示装置及びプロジェクタ |
-
2006
- 2006-02-07 JP JP2006029343A patent/JP4893004B2/ja not_active Expired - Fee Related
- 2006-03-24 US US11/387,859 patent/US7712902B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| US7712902B2 (en) | 2010-05-11 |
| US20060215130A1 (en) | 2006-09-28 |
| JP2007148319A (ja) | 2007-06-14 |
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