CN1135419C - 光学系统和投射型显示装置 - Google Patents
光学系统和投射型显示装置 Download PDFInfo
- Publication number
- CN1135419C CN1135419C CNB001065394A CN00106539A CN1135419C CN 1135419 C CN1135419 C CN 1135419C CN B001065394 A CNB001065394 A CN B001065394A CN 00106539 A CN00106539 A CN 00106539A CN 1135419 C CN1135419 C CN 1135419C
- Authority
- CN
- China
- Prior art keywords
- component
- reflected
- liquid crystal
- enters
- polarization member
- 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
Images
Classifications
-
- 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
- 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
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Projection Apparatus (AREA)
- Liquid Crystal (AREA)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
- Transforming Electric Information Into Light Information (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
Description
Claims (5)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11101326A JP2000292746A (ja) | 1999-04-08 | 1999-04-08 | 光学ブロック |
JP101326/1999 | 1999-04-08 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1275721A CN1275721A (zh) | 2000-12-06 |
CN1135419C true CN1135419C (zh) | 2004-01-21 |
Family
ID=14297711
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB001065394A Expired - Fee Related CN1135419C (zh) | 1999-04-08 | 2000-04-07 | 光学系统和投射型显示装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US6549248B1 (zh) |
JP (1) | JP2000292746A (zh) |
CN (1) | CN1135419C (zh) |
TW (1) | TW475336B (zh) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2397266T3 (es) * | 1998-12-14 | 2013-03-05 | Interdigital Technology Corporation | Detección de preámbulo de canal de acceso aleatorio |
GB0007337D0 (en) * | 2000-03-28 | 2000-05-17 | Koninkl Philips Electronics Nv | Radio communication system |
KR100381051B1 (ko) * | 2000-12-02 | 2003-04-18 | 엘지전자 주식회사 | 액정 프로젝터의 광학계 |
JP2003140257A (ja) * | 2001-11-05 | 2003-05-14 | Sekinosu Kk | 照明光学系及びカラー画像投射装置 |
US7188954B2 (en) * | 2003-03-14 | 2007-03-13 | Victor Company Of Japan Limited | Image displaying apparatus and color separating-combining optical system |
WO2005057939A1 (en) * | 2003-12-12 | 2005-06-23 | Universiteit Gent | Method and system for guiding light in a multicolour projector |
KR101019478B1 (ko) * | 2003-12-31 | 2011-03-09 | 엘지전자 주식회사 | 투사 표시 장치 |
US20180017735A1 (en) * | 2016-07-13 | 2018-01-18 | Futurewei Technologies, Inc. | Wavelength Division Multiplexer/Demultiplexer with Flexibility of Optical Adjustment |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100343376B1 (ko) * | 1993-12-31 | 2002-11-23 | 고려화학 주식회사 | 반도체소자봉지용경화제의제조방법및이를함유하는반도체소자봉지용수지조성물 |
US5795047A (en) * | 1994-12-09 | 1998-08-18 | Matsushita Electric Industrial Co., Ltd. | Projection lens and projection display apparatus |
US6062694A (en) * | 1995-03-06 | 2000-05-16 | Nikon Corporation | Projection type display apparatus |
JPH09211209A (ja) * | 1996-01-31 | 1997-08-15 | Canon Inc | 光学部材及びそれを有する光学機器 |
JP3444521B2 (ja) * | 1997-06-20 | 2003-09-08 | シャープ株式会社 | 投影型画像表示装置 |
US6067193A (en) * | 1997-10-15 | 2000-05-23 | Nikon Corporation | Polarization device and projection type display apparatus |
-
1999
- 1999-04-08 JP JP11101326A patent/JP2000292746A/ja active Pending
-
2000
- 2000-03-03 US US09/518,679 patent/US6549248B1/en not_active Expired - Fee Related
- 2000-03-07 TW TW089104096A patent/TW475336B/zh not_active IP Right Cessation
- 2000-04-07 CN CNB001065394A patent/CN1135419C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US6549248B1 (en) | 2003-04-15 |
JP2000292746A (ja) | 2000-10-20 |
CN1275721A (zh) | 2000-12-06 |
TW475336B (en) | 2002-02-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C06 | Publication | ||
PB01 | Publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: IPS ALPHA SUPPORT CO., LTD. Effective date: 20111125 Owner name: PANASONIC LCD CO., LTD. Free format text: FORMER OWNER: IPS ALPHA SUPPORT CO., LTD. Effective date: 20111125 Owner name: HITACHI DISPLAY CO., LTD. Free format text: FORMER OWNER: HITACHI,LTD. Effective date: 20111125 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20111125 Address after: Chiba Prefecture, Japan Co-patentee after: Panasonic Liquid Crystal Display Co.,Ltd. Patentee after: Hitachi Displays, Ltd. Address before: Chiba Prefecture, Japan Co-patentee before: IPS pioneer support society Patentee before: Hitachi Displays, Ltd. Effective date of registration: 20111125 Address after: Chiba Prefecture, Japan Co-patentee after: IPS Pioneer Support Society Patentee after: Hitachi Displays, Ltd. Address before: Chiba Prefecture, Japan Patentee before: Hitachi Displays, Ltd. Effective date of registration: 20111125 Address after: Chiba Prefecture, Japan Patentee after: Hitachi Displays, Ltd. Address before: Tokyo, Japan Patentee before: Hitachi, Ltd. |
|
C56 | Change in the name or address of the patentee |
Owner name: APAN DISPLAY EAST, INC. Free format text: FORMER NAME: HITACHI DISPLAY CO., LTD. Owner name: JAPAN DISPLAY, INC. Free format text: FORMER NAME: APAN DISPLAY EAST, INC. |
|
CP01 | Change in the name or title of a patent holder |
Address after: Chiba Prefecture, Japan Patentee after: JAPAN DISPLAY Inc. Patentee after: Panasonic Liquid Crystal Display Co.,Ltd. Address before: Chiba Prefecture, Japan Patentee before: Japan Display East Inc. Patentee before: Panasonic Liquid Crystal Display Co.,Ltd. Address after: Chiba Prefecture, Japan Patentee after: Japan Display East Inc. Patentee after: Panasonic Liquid Crystal Display Co.,Ltd. Address before: Chiba Prefecture, Japan Patentee before: Hitachi Displays, Ltd. Patentee before: Panasonic Liquid Crystal Display Co.,Ltd. |
|
CP02 | Change in the address of a patent holder |
Address after: Tokyo, Japan Patentee after: JAPAN DISPLAY Inc. Patentee after: Panasonic Liquid Crystal Display Co.,Ltd. Address before: Chiba Prefecture, Japan Patentee before: JAPAN DISPLAY Inc. Patentee before: Panasonic Liquid Crystal Display Co.,Ltd. |
|
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20001206 Assignee: BOE TECHNOLOGY GROUP Co.,Ltd. Assignor: JAPAN DISPLAY Inc.|Panasonic Liquid Crystal Display Co.,Ltd. Contract record no.: 2013990000688 Denomination of invention: Optical system and projection display device Granted publication date: 20040121 License type: Common License Record date: 20131016 |
|
LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040121 Termination date: 20190407 |