KR100544834B1 - 홀로그래픽 스크린상에 삽입된 거울을 구비한 투사형 텔레비전 - Google Patents
홀로그래픽 스크린상에 삽입된 거울을 구비한 투사형 텔레비전 Download PDFInfo
- Publication number
- KR100544834B1 KR100544834B1 KR1020007008339A KR20007008339A KR100544834B1 KR 100544834 B1 KR100544834 B1 KR 100544834B1 KR 1020007008339 A KR1020007008339 A KR 1020007008339A KR 20007008339 A KR20007008339 A KR 20007008339A KR 100544834 B1 KR100544834 B1 KR 100544834B1
- Authority
- KR
- South Korea
- Prior art keywords
- screen
- projection
- angle
- image
- range
- 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
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Images
Classifications
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- 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]
-
- 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
- G03B21/567—Projection screens for colour projection
-
- 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
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)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
- Holo Graphy (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/US1998/001737 WO1999039514A1 (en) | 1998-01-29 | 1998-01-29 | Projection televisions with mirrors incident on holographic screens |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20010040483A KR20010040483A (ko) | 2001-05-15 |
| KR100544834B1 true KR100544834B1 (ko) | 2006-01-24 |
Family
ID=22266293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020007008339A Expired - Fee Related KR100544834B1 (ko) | 1998-01-29 | 1998-01-29 | 홀로그래픽 스크린상에 삽입된 거울을 구비한 투사형 텔레비전 |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP1051860A1 (ja) |
| JP (1) | JP3897980B2 (ja) |
| KR (1) | KR100544834B1 (ja) |
| CN (1) | CN1183773C (ja) |
| AU (1) | AU6137698A (ja) |
| WO (1) | WO1999039514A1 (ja) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108682202A (zh) * | 2018-04-27 | 2018-10-19 | 伍伟权 | 一种文科用全息投影教学设备 |
| CN109031243A (zh) * | 2018-08-15 | 2018-12-18 | 北京大汉正源科技有限公司 | 一种激光雷达发射装置及发射方法 |
| CN109814082B (zh) * | 2019-01-21 | 2021-10-22 | 上海禾赛科技有限公司 | 光接收模块、及激光雷达系统 |
| CA3095177A1 (en) | 2020-10-02 | 2022-04-02 | Mtt Innovation Incorporated | Optical projection with combined beams |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0553195A (ja) * | 1991-08-22 | 1993-03-05 | Fujitsu General Ltd | プロジエクタ装置 |
| JPH0973132A (ja) * | 1995-09-05 | 1997-03-18 | Casio Comput Co Ltd | 透過型スクリーンおよびこれを用いた表示装置 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5046793A (en) * | 1989-05-26 | 1991-09-10 | Litton Systems, Inc. | Chromatically corrected directional diffusing screen |
| CA2044932C (en) * | 1990-06-29 | 1996-03-26 | Masayuki Kato | Display unit |
| JP3388780B2 (ja) * | 1992-06-19 | 2003-03-24 | 株式会社日立製作所 | 背面投写型画像ディスプレイ装置 |
| 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 |
| WO1995004303A1 (en) * | 1993-07-27 | 1995-02-09 | Physical Optics Corporation | High-brightness directional viewing screen |
| JPH09505416A (ja) * | 1994-09-06 | 1997-05-27 | フィリップス エレクトロニクス ネムローゼ フェンノートシャップ | リアープロジェクションスクリーン |
| JP3525584B2 (ja) * | 1995-10-24 | 2004-05-10 | 株式会社デンソー | ホログラム表示装置 |
-
1998
- 1998-01-29 EP EP98906041A patent/EP1051860A1/en not_active Withdrawn
- 1998-01-29 KR KR1020007008339A patent/KR100544834B1/ko not_active Expired - Fee Related
- 1998-01-29 JP JP2000529846A patent/JP3897980B2/ja not_active Expired - Fee Related
- 1998-01-29 AU AU61376/98A patent/AU6137698A/en not_active Abandoned
- 1998-01-29 WO PCT/US1998/001737 patent/WO1999039514A1/en active IP Right Grant
- 1998-01-29 CN CNB988133989A patent/CN1183773C/zh not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0553195A (ja) * | 1991-08-22 | 1993-03-05 | Fujitsu General Ltd | プロジエクタ装置 |
| JPH0973132A (ja) * | 1995-09-05 | 1997-03-18 | Casio Comput Co Ltd | 透過型スクリーンおよびこれを用いた表示装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3897980B2 (ja) | 2007-03-28 |
| KR20010040483A (ko) | 2001-05-15 |
| AU6137698A (en) | 1999-08-16 |
| WO1999039514A1 (en) | 1999-08-05 |
| JP2002502200A (ja) | 2002-01-22 |
| CN1183773C (zh) | 2005-01-05 |
| CN1284239A (zh) | 2001-02-14 |
| EP1051860A1 (en) | 2000-11-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PA0105 | International application |
Patent event date: 20000729 Patent event code: PA01051R01D Comment text: International Patent Application |
|
| PG1501 | Laying open of application | ||
| A201 | Request for examination | ||
| PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 20030128 Comment text: Request for Examination of Application |
|
| E902 | Notification of reason for refusal | ||
| PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20041215 Patent event code: PE09021S01D |
|
| E701 | Decision to grant or registration of patent right | ||
| PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 20051013 |
|
| GRNT | Written decision to grant | ||
| PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20060113 Patent event code: PR07011E01D |
|
| PR1002 | Payment of registration fee |
Payment date: 20060116 End annual number: 3 Start annual number: 1 |
|
| PG1601 | Publication of registration | ||
| LAPS | Lapse due to unpaid annual fee | ||
| PC1903 | Unpaid annual fee |