TW200508660A - Illumination system for projector and illumination method thereof - Google Patents

Illumination system for projector and illumination method thereof

Info

Publication number
TW200508660A
TW200508660A TW092123486A TW92123486A TW200508660A TW 200508660 A TW200508660 A TW 200508660A TW 092123486 A TW092123486 A TW 092123486A TW 92123486 A TW92123486 A TW 92123486A TW 200508660 A TW200508660 A TW 200508660A
Authority
TW
Taiwan
Prior art keywords
light
end surface
illumination
light guide
switching device
Prior art date
Application number
TW092123486A
Other languages
English (en)
Other versions
TWI247137B (en
Inventor
Sean Chang
Original Assignee
Delta Electronics Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Delta Electronics Inc filed Critical Delta Electronics Inc
Priority to TW092123486A priority Critical patent/TWI247137B/zh
Priority to JP2003400780A priority patent/JP2005070728A/ja
Priority to US10/845,945 priority patent/US20050046806A1/en
Priority to DE102004026129A priority patent/DE102004026129A1/de
Publication of TW200508660A publication Critical patent/TW200508660A/zh
Application granted granted Critical
Publication of TWI247137B publication Critical patent/TWI247137B/zh

Links

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
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0938—Using specific optical elements
    • G02B27/0994—Fibers, light pipes
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/04—Prisms
    • 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
    • G03B21/28—Reflectors in projection 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Projection Apparatus (AREA)
  • Microscoopes, Condenser (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
TW092123486A 2003-08-26 2003-08-26 Illumination system for projector and illumination method thereof TWI247137B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
TW092123486A TWI247137B (en) 2003-08-26 2003-08-26 Illumination system for projector and illumination method thereof
JP2003400780A JP2005070728A (ja) 2003-08-26 2003-11-28 投影照明システム及びその投影照明方法
US10/845,945 US20050046806A1 (en) 2003-08-26 2004-05-14 Illumination system for projector and illumination method thereof
DE102004026129A DE102004026129A1 (de) 2003-08-26 2004-05-28 Beleuchtungssystem für einen Projektor sowie zugehöriges Beleuchtungsverfahren

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW092123486A TWI247137B (en) 2003-08-26 2003-08-26 Illumination system for projector and illumination method thereof

Publications (2)

Publication Number Publication Date
TW200508660A true TW200508660A (en) 2005-03-01
TWI247137B TWI247137B (en) 2006-01-11

Family

ID=34215119

Family Applications (1)

Application Number Title Priority Date Filing Date
TW092123486A TWI247137B (en) 2003-08-26 2003-08-26 Illumination system for projector and illumination method thereof

Country Status (4)

Country Link
US (1) US20050046806A1 (zh)
JP (1) JP2005070728A (zh)
DE (1) DE102004026129A1 (zh)
TW (1) TWI247137B (zh)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100760104B1 (ko) * 2005-06-02 2007-09-18 엘지전자 주식회사 조명 장치 및 이를 이용한 프로젝션 디스플레이 장치
JP4819428B2 (ja) * 2005-07-19 2011-11-24 Ｎｅｃディスプレイソリューションズ株式会社 投写型表示装置および全反射プリズム
CN100449620C (zh) * 2006-01-12 2009-01-07 索尼株式会社 光学拾取器和光学信息设备
US9584780B2 (en) * 2012-12-27 2017-02-28 Nec Display Solutions, Ltd. Projector and controlling method of the same
TWI575297B (zh) * 2015-01-07 2017-03-21 佳世達科技股份有限公司 投影機

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4809170A (en) * 1987-04-22 1989-02-28 Apollo Computer, Inc. Computer device for aiding in the development of software system
US5574898A (en) * 1993-01-08 1996-11-12 Atria Software, Inc. Dynamic software version auditor which monitors a process to provide a list of objects that are accessed
US5649200A (en) * 1993-01-08 1997-07-15 Atria Software, Inc. Dynamic rule-based version control system
US5870764A (en) * 1993-05-12 1999-02-09 Apple Computer, Inc. Method of managing a data structure for concurrent serial and parallel revision of a work
US5675802A (en) * 1995-03-31 1997-10-07 Pure Atria Corporation Version control system for geographically distributed software development
US6460052B1 (en) * 1999-08-20 2002-10-01 Oracle Corporation Method and system for performing fine grain versioning
US6517210B2 (en) * 2000-04-21 2003-02-11 Infocus Corporation Shortened asymmetrical tunnel for spatially integrating light
US6766334B1 (en) * 2000-11-21 2004-07-20 Microsoft Corporation Project-based configuration management method and apparatus
TW503341B (en) * 2001-12-07 2002-09-21 Optoma Corp Method and system to improve asymmetric projection
WO2004106980A2 (en) * 2003-05-21 2004-12-09 Jds Uniphase Corporation System and method for providing a uniform source of light

Also Published As

Publication number Publication date
DE102004026129A1 (de) 2005-04-07
JP2005070728A (ja) 2005-03-17
TWI247137B (en) 2006-01-11
US20050046806A1 (en) 2005-03-03

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees