DE69427250D1 - Projektionsschirm - Google Patents
ProjektionsschirmInfo
- Publication number
- DE69427250D1 DE69427250D1 DE69427250T DE69427250T DE69427250D1 DE 69427250 D1 DE69427250 D1 DE 69427250D1 DE 69427250 T DE69427250 T DE 69427250T DE 69427250 T DE69427250 T DE 69427250T DE 69427250 D1 DE69427250 D1 DE 69427250D1
- Authority
- DE
- Germany
- Prior art keywords
- projection screen
- projection
- screen
- 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
- H04N5/00—Details of television systems
- H04N5/72—Modifying the appearance of television pictures by optical filters or diffusing screens
-
- 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
- G03B21/54—Accessories
- G03B21/56—Projection screens
- G03B21/60—Projection screens characterised by the nature of the surface
- G03B21/62—Translucent screens
- G03B21/625—Lenticular translucent screens
-
- 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
- H04N5/7408—Direct viewing projectors, e.g. an image displayed on a video CRT or LCD display being projected on a screen
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Overhead Projectors And Projection Screens (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14169293 | 1993-06-14 | ||
JP14169393A JP3311426B2 (ja) | 1993-06-14 | 1993-06-14 | プロジェクションスクリーン |
JP02355594A JP3379000B2 (ja) | 1994-01-27 | 1994-01-27 | プロジェクションスクリーン及びその製造方法 |
JP02355694A JP3379001B2 (ja) | 1994-01-27 | 1994-01-27 | プロジェクションスクリーン |
JP6021751A JPH07230127A (ja) | 1994-02-21 | 1994-02-21 | プロジェクションスクリーン |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69427250D1 true DE69427250D1 (de) | 2001-06-28 |
DE69427250T2 DE69427250T2 (de) | 2001-09-13 |
Family
ID=27520369
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69429548T Expired - Fee Related DE69429548T2 (de) | 1993-06-14 | 1994-06-14 | Projektionsschirm |
DE69427250T Expired - Fee Related DE69427250T2 (de) | 1993-06-14 | 1994-06-14 | Projektionsschirm |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69429548T Expired - Fee Related DE69429548T2 (de) | 1993-06-14 | 1994-06-14 | Projektionsschirm |
Country Status (4)
Country | Link |
---|---|
US (1) | US5477380A (de) |
EP (2) | EP0913728B1 (de) |
DE (2) | DE69429548T2 (de) |
DK (2) | DK0913728T3 (de) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5642226A (en) * | 1995-01-18 | 1997-06-24 | Rosenthal; Bruce A. | Lenticular optical system |
DE69603115T2 (de) * | 1995-04-06 | 2000-03-09 | Kuraray Co., Ltd | Rückprojektionsschirm |
KR100443762B1 (ko) * | 1996-07-23 | 2004-10-08 | 다이니폰 인사츠 가부시키가이샤 | 투과형스크린 |
US6400504B2 (en) | 1996-07-23 | 2002-06-04 | Dai Nippon Printing Co., Ltd. | Rear projection screen having reduced scintillation |
US6424786B1 (en) | 1996-12-02 | 2002-07-23 | Honeywell International Inc. | Illumination assembly |
US6078351A (en) * | 1996-12-31 | 2000-06-20 | Thomson Consumer Electronics, Inc. | Projection televisions with three dimensional holographic screens |
DE69810490T2 (de) | 1997-01-29 | 2003-10-30 | Thomson Multimedia Inc., Indianapolis | Fernsehprojektionsgerät mit holographischen bildschirmen mit mitte-bis-rand-variationen |
AU6137998A (en) * | 1997-01-29 | 1998-08-18 | Thomson Consumer Electronics, Inc | Projection television using a holographic screen |
JP3697832B2 (ja) * | 1997-04-18 | 2005-09-21 | ソニー株式会社 | 背面投射型ディスプレー装置及びスクリーンユニット |
US6151163A (en) * | 1997-09-10 | 2000-11-21 | Thomson Licensing S.A. | Holographic projection screen having a rear-facing fresnel lens |
DK1218795T3 (da) | 1999-09-29 | 2003-08-25 | Scan Vision Screen Aps | Translucent skærm omfattende et linsesystem |
US6665118B2 (en) * | 2000-08-30 | 2003-12-16 | Matsushita Electric Industrial Co., Ltd. | Rear-projection screen and rear-projection image display |
JP2002311509A (ja) * | 2001-04-16 | 2002-10-23 | Dainippon Printing Co Ltd | レンチキュラーレンズシートおよびこれを用いたスクリーン |
JP2003050427A (ja) * | 2001-08-08 | 2003-02-21 | Dainippon Printing Co Ltd | フレネルレンズシートおよび透過型投影スクリーン |
FR2836243B1 (fr) * | 2002-02-18 | 2005-01-28 | Synelec Telecom Multimedia | Ecran de retroprojection et son procede de fabrication |
JP2004145251A (ja) * | 2002-08-30 | 2004-05-20 | Seiko Epson Corp | 透過型スクリーン及びリア型プロジェクタ |
JP2004145252A (ja) * | 2002-08-30 | 2004-05-20 | Seiko Epson Corp | 透過型スクリーン及びリア型プロジェクタ |
KR100733758B1 (ko) * | 2003-01-23 | 2007-06-29 | 가부시키가이샤 구라레 | 렌티큘러 렌즈 시트, 배면 투사형 스크린 및 배면 투사형프로젝션 장치, 그리고 렌티큘러 렌즈 시트의 제조방법 |
US7484871B2 (en) * | 2003-07-29 | 2009-02-03 | Valeo Sylvania Llc | Single lens for LED signal light |
FR2864851A1 (fr) * | 2004-01-07 | 2005-07-08 | Thomson Licensing Sa | Lentille de fresnel et dispositif d'affichage a projection utilisant une telle lentille |
US7167308B1 (en) | 2005-03-09 | 2007-01-23 | Rockwell Collins, Inc. | System for eliminating secondary images in rear projection systems |
US7936506B2 (en) * | 2007-02-20 | 2011-05-03 | Texas Instruments Incorporated | System and method for displaying images |
KR102021166B1 (ko) | 2013-09-25 | 2019-09-11 | 다이니폰 인사츠 가부시키가이샤 | 리니어 프레넬 렌즈 시트, 투과형 표시 장치 및 리니어 프레넬 렌즈 시트를 제조하기 위한 롤 형상의 주형 |
US9772550B2 (en) * | 2015-08-04 | 2017-09-26 | X Development Llc | Apparatus, system and method for mitigating contrast artifacts at an overlap region of a projected image |
US10364961B2 (en) * | 2017-10-31 | 2019-07-30 | Rebo Lighting & Electronics, Llc | Illumination device for a vehicle |
CN109581801A (zh) * | 2019-02-19 | 2019-04-05 | 威创集团股份有限公司 | 一种菲涅尔透镜、背投影拼接屏幕及拼接墙显示单元 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4576850A (en) * | 1978-07-20 | 1986-03-18 | Minnesota Mining And Manufacturing Company | Shaped plastic articles having replicated microstructure surfaces |
JPS5615731A (en) * | 1979-07-20 | 1981-02-16 | Olympus Optical Co | Manufacture of cell diagnosing brush |
JPS5616384A (en) * | 1979-07-20 | 1981-02-17 | Dainippon Printing Co Ltd | Transmissive type color television apparatus |
US4270863A (en) * | 1979-11-01 | 1981-06-02 | Owens-Illinois, Inc. | Method and apparatus for inspecting objects for defects |
JPS5674429A (en) * | 1979-11-12 | 1981-06-19 | Mitsubishi Electric Corp | Labeller |
JPS56147140A (en) * | 1980-04-16 | 1981-11-14 | Matsushita Electric Ind Co Ltd | Fresnel lens |
US4432010A (en) * | 1981-10-05 | 1984-02-14 | Hitachi, Ltd. | Rear projection apparatus |
JPS5893043A (ja) * | 1981-11-30 | 1983-06-02 | Hitachi Ltd | スクリ−ン |
JPS58153924A (ja) * | 1982-03-10 | 1983-09-13 | Hitachi Ltd | 投写用スクリン |
JPH077179B2 (ja) * | 1984-06-13 | 1995-01-30 | 株式会社日立製作所 | 画像投写装置 |
JPH065915B2 (ja) * | 1984-09-21 | 1994-01-19 | 株式会社日立製作所 | 信号処理回路 |
JPH0685104B2 (ja) * | 1984-12-28 | 1994-10-26 | 大日本印刷株式会社 | ホログラムの複製装置 |
US4701020A (en) * | 1986-09-18 | 1987-10-20 | North American Philips Consumer Electronics Corp. | Rear projection screen with improved luminance uniformity |
JP2731169B2 (ja) * | 1988-07-18 | 1998-03-25 | 株式会社日立製作所 | 近距離観視用投写形ディスプレイ装置 |
JPH03223883A (ja) * | 1990-01-30 | 1991-10-02 | Dainippon Printing Co Ltd | ホログラムの複製方法 |
JP2911627B2 (ja) * | 1991-03-27 | 1999-06-23 | 株式会社日立製作所 | 大画面投写形ディスプレイ |
-
1994
- 1994-06-14 DE DE69429548T patent/DE69429548T2/de not_active Expired - Fee Related
- 1994-06-14 DE DE69427250T patent/DE69427250T2/de not_active Expired - Fee Related
- 1994-06-14 EP EP99101330A patent/EP0913728B1/de not_active Expired - Lifetime
- 1994-06-14 DK DK99101330T patent/DK0913728T3/da active
- 1994-06-14 DK DK94109107T patent/DK0629899T3/da active
- 1994-06-14 EP EP94109107A patent/EP0629899B1/de not_active Expired - Lifetime
- 1994-06-14 US US08/260,406 patent/US5477380A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE69429548D1 (de) | 2002-01-31 |
EP0629899B1 (de) | 2001-05-23 |
DE69429548T2 (de) | 2002-05-23 |
DK0913728T3 (da) | 2002-04-15 |
EP0629899A1 (de) | 1994-12-21 |
DE69427250T2 (de) | 2001-09-13 |
US5477380A (en) | 1995-12-19 |
DK0629899T3 (da) | 2001-09-10 |
EP0913728A1 (de) | 1999-05-06 |
EP0913728B1 (de) | 2001-12-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |