DE69810490T2 - Fernsehprojektionsgerät mit holographischen bildschirmen mit mitte-bis-rand-variationen - Google Patents
Fernsehprojektionsgerät mit holographischen bildschirmen mit mitte-bis-rand-variationenInfo
- Publication number
- DE69810490T2 DE69810490T2 DE69810490T DE69810490T DE69810490T2 DE 69810490 T2 DE69810490 T2 DE 69810490T2 DE 69810490 T DE69810490 T DE 69810490T DE 69810490 T DE69810490 T DE 69810490T DE 69810490 T2 DE69810490 T2 DE 69810490T2
- Authority
- DE
- Germany
- Prior art keywords
- screen
- projection screen
- screen according
- center
- projection
- 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 29
- 230000008859 change Effects 0.000 claims description 10
- 239000000758 substrate Substances 0.000 claims description 9
- 238000000149 argon plasma sintering Methods 0.000 claims description 4
- 239000003086 colorant Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 description 11
- 238000000034 method Methods 0.000 description 9
- 230000006872 improvement Effects 0.000 description 7
- 238000013461 design Methods 0.000 description 6
- 230000003014 reinforcing effect Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000005286 illumination Methods 0.000 description 4
- 229920002799 BoPET Polymers 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 3
- 230000001427 coherent effect Effects 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- -1 polyethylene Polymers 0.000 description 3
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000012937 correction Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 239000004926 polymethyl methacrylate Substances 0.000 description 2
- 210000001747 pupil Anatomy 0.000 description 2
- 239000005871 repellent Substances 0.000 description 2
- 101000863856 Homo sapiens Shiftless antiviral inhibitor of ribosomal frameshifting protein Proteins 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000003466 anti-cipated effect Effects 0.000 description 1
- 238000005282 brightening Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000002940 repellent Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 229920006352 transparent thermoplastic Polymers 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000007704 wet chemistry method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/32—Holograms used as optical elements
-
- 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
-
- 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]
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Optics & Photonics (AREA)
- Overhead Projectors And Projection Screens (AREA)
- Projection Apparatus (AREA)
- Diffracting Gratings Or Hologram Optical Elements (AREA)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US3617997P | 1997-01-29 | 1997-01-29 | |
| PCT/US1998/001735 WO1998033328A1 (en) | 1997-01-29 | 1998-01-29 | Projection televisions with holographic screens having center to edge variations |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE69810490D1 DE69810490D1 (de) | 2003-02-06 |
| DE69810490T2 true DE69810490T2 (de) | 2003-10-30 |
Family
ID=21887094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69810490T Expired - Fee Related DE69810490T2 (de) | 1997-01-29 | 1998-01-29 | Fernsehprojektionsgerät mit holographischen bildschirmen mit mitte-bis-rand-variationen |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US6437914B1 (enExample) |
| EP (1) | EP1013099B1 (enExample) |
| JP (1) | JP2002514316A (enExample) |
| KR (1) | KR100517427B1 (enExample) |
| CN (1) | CN1246251A (enExample) |
| AU (1) | AU6049698A (enExample) |
| DE (1) | DE69810490T2 (enExample) |
| WO (1) | WO1998033328A1 (enExample) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6151163A (en) * | 1997-09-10 | 2000-11-21 | Thomson Licensing S.A. | Holographic projection screen having a rear-facing fresnel lens |
| US6621530B1 (en) * | 1998-01-29 | 2003-09-16 | Thomson Licensing S.A. | Projection televisions with mirrors incident on holographic screens |
| JP2002006401A (ja) * | 2000-06-26 | 2002-01-09 | Olympus Optical Co Ltd | 背面投射型プロジェクタ用スクリーン |
| US6636646B1 (en) * | 2000-07-20 | 2003-10-21 | Eastman Kodak Company | Digital image processing method and for brightness adjustment of digital images |
| US6970289B1 (en) * | 2000-08-23 | 2005-11-29 | Corning Incorporated | Screen for rear projection display |
| JP2002207254A (ja) * | 2001-01-09 | 2002-07-26 | Nec Viewtechnology Ltd | 背面投射型画像表示装置 |
| US7936506B2 (en) * | 2007-02-20 | 2011-05-03 | Texas Instruments Incorporated | System and method for displaying images |
| CN101604096A (zh) * | 2008-06-13 | 2009-12-16 | 深圳Tcl新技术有限公司 | 显示装置及其操作方法 |
| KR101831652B1 (ko) * | 2011-09-07 | 2018-02-26 | 엘지디스플레이 주식회사 | 입체영상 표시장치와 그 구동방법 |
| KR102048361B1 (ko) * | 2013-02-28 | 2019-11-25 | 엘지전자 주식회사 | 거리 검출 장치, 및 이를 구비하는 영상처리장치 |
| WO2016007579A1 (en) * | 2014-07-10 | 2016-01-14 | University Of South Florida | Systems and methods for performing self-interference incoherent digital holography |
| CN106990665B (zh) * | 2017-05-24 | 2022-08-19 | 成都菲斯特科技有限公司 | 一种由八种不同功能材料组成的短距离投影屏幕及其制作方法 |
| 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 |
| CN110320738A (zh) * | 2019-04-18 | 2019-10-11 | 周扬斌 | 透明投影膜、投影屏、投影系统及透明投影膜的制作方法 |
| CN115453813B (zh) * | 2021-05-19 | 2025-09-05 | 成都菲斯特科技有限公司 | 一种投影屏幕及投影屏幕汇聚点变化拟合方法 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4960314A (en) * | 1988-07-05 | 1990-10-02 | Hughes Aircraft Company | Diffraction optics diffusing screen laminate for full color on-axis viewing |
| US5046793A (en) * | 1989-05-26 | 1991-09-10 | Litton Systems, Inc. | Chromatically corrected directional diffusing screen |
| AU7881291A (en) * | 1990-05-21 | 1991-12-10 | Sar Realisations Limited | Improvements in or relating to microlens screens, photopolymerisable materials and artifacts utilising the same |
| EP0479490A3 (en) * | 1990-10-02 | 1992-08-12 | Physical Optics Corporation | Volume holographic diffuser |
| 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 |
| JP3340766B2 (ja) * | 1992-09-03 | 2002-11-05 | 株式会社リコー | 透過型投射スクリーン |
| WO1995034832A1 (fr) * | 1992-12-15 | 1995-12-21 | Thomson-Csf | Ecran de projection holographique et procede de realisation |
| US5448401A (en) * | 1992-12-25 | 1995-09-05 | Sony Corporation | Screen of projection display |
| DK0629899T3 (da) | 1993-06-14 | 2001-09-10 | Dainippon Printing Co Ltd | Projektionsskærm |
| KR100352732B1 (ko) * | 1994-09-06 | 2002-12-28 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 후방투사스크린 |
| US5760955A (en) * | 1995-04-06 | 1998-06-02 | Philips Electronics North America Corporation | Rear projection screen with reduced speckle |
| US5999281A (en) * | 1997-02-28 | 1999-12-07 | Polaroid Corporation | Holographic projection screen combining an elliptical holographic diffuser and a cylindrical light-collimator |
| US5796499A (en) * | 1997-02-28 | 1998-08-18 | Polaroid Corporation | Transmission holographic diffuser made and used to effect lateral color constancy in rear screen projection display systems |
-
1998
- 1998-01-29 AU AU60496/98A patent/AU6049698A/en not_active Abandoned
- 1998-01-29 KR KR10-1999-7006795A patent/KR100517427B1/ko not_active Expired - Fee Related
- 1998-01-29 WO PCT/US1998/001735 patent/WO1998033328A1/en not_active Ceased
- 1998-01-29 US US09/341,490 patent/US6437914B1/en not_active Expired - Fee Related
- 1998-01-29 JP JP53226598A patent/JP2002514316A/ja not_active Ceased
- 1998-01-29 DE DE69810490T patent/DE69810490T2/de not_active Expired - Fee Related
- 1998-01-29 CN CN98802134A patent/CN1246251A/zh active Pending
- 1998-01-29 EP EP98903827A patent/EP1013099B1/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| EP1013099A1 (en) | 2000-06-28 |
| KR20000070549A (ko) | 2000-11-25 |
| CN1246251A (zh) | 2000-03-01 |
| AU6049698A (en) | 1998-08-18 |
| US6437914B1 (en) | 2002-08-20 |
| JP2002514316A (ja) | 2002-05-14 |
| DE69810490D1 (de) | 2003-02-06 |
| KR100517427B1 (ko) | 2005-09-29 |
| WO1998033328A1 (en) | 1998-07-30 |
| EP1013099B1 (en) | 2003-01-02 |
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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 |