DE69933234D1 - Beleuchtungseinheit mit polarisiertem licht und projektions-anzeigevorrichtung - Google Patents

Beleuchtungseinheit mit polarisiertem licht und projektions-anzeigevorrichtung

Info

Publication number
DE69933234D1
DE69933234D1 DE69933234T DE69933234T DE69933234D1 DE 69933234 D1 DE69933234 D1 DE 69933234D1 DE 69933234 T DE69933234 T DE 69933234T DE 69933234 T DE69933234 T DE 69933234T DE 69933234 D1 DE69933234 D1 DE 69933234D1
Authority
DE
Germany
Prior art keywords
display device
polarized light
lighting unit
projection display
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 - Lifetime
Application number
DE69933234T
Other languages
English (en)
Other versions
DE69933234T2 (de
Inventor
Yoshitaka Itoh
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Seiko Epson Corp
Original Assignee
Seiko Epson Corp
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 Seiko Epson Corp filed Critical Seiko Epson Corp
Publication of DE69933234D1 publication Critical patent/DE69933234D1/de
Application granted granted Critical
Publication of DE69933234T2 publication Critical patent/DE69933234T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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]
    • H04N9/3141—Constructional details thereof
    • H04N9/315—Modulator illumination systems
    • H04N9/3164—Modulator illumination systems using multiple light sources
    • 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
DE69933234T 1999-08-13 1999-08-13 Beleuchtungseinheit mit polarisiertem licht und projektions-anzeigevorrichtung Expired - Lifetime DE69933234T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP1999/004404 WO2001013161A1 (fr) 1999-08-13 1999-08-13 Illuminateur a lumiere polarisee et affichage de projection

Publications (2)

Publication Number Publication Date
DE69933234D1 true DE69933234D1 (de) 2006-10-26
DE69933234T2 DE69933234T2 (de) 2007-09-06

Family

ID=14236474

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69933234T Expired - Lifetime DE69933234T2 (de) 1999-08-13 1999-08-13 Beleuchtungseinheit mit polarisiertem licht und projektions-anzeigevorrichtung

Country Status (6)

Country Link
EP (1) EP1130450B1 (de)
JP (1) JP3528797B2 (de)
KR (1) KR100517003B1 (de)
CN (1) CN1175301C (de)
DE (1) DE69933234T2 (de)
WO (1) WO2001013161A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1130451B1 (de) * 1999-08-13 2006-10-11 Seiko Epson Corporation Beleuchtungseinheit mit polarisiertem licht und projektions-anzeigevorrichtung
JP2003185798A (ja) * 2001-12-13 2003-07-03 Nikon Corp 軟ｘ線光源装置およびｅｕｖ露光装置ならびに照明方法
JP4250896B2 (ja) * 2002-02-19 2009-04-08 株式会社日立製作所 投影装置及びそれを用いた投写型画像表示装置
WO2006047814A1 (en) * 2004-11-02 2006-05-11 Siemens Water Technologies Corp. Submerged cross-flow filtration
CN109541846B (zh) * 2018-11-27 2021-10-29 长春理工大学 一种用于拼接式硅基液晶的照明光源

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3336794B2 (ja) * 1995-02-20 2002-10-21 セイコーエプソン株式会社 偏光照明装置およびそれを用いた投写型表示装置
WO1998008118A1 (en) * 1996-08-20 1998-02-26 Seiko Epson Corporation Polarized light separating/combining optical element, polarized light illuminating apparatus and projection-type display device
JPH1130767A (ja) * 1997-07-11 1999-02-02 Seiko Epson Corp 照明光学系、およびこれを用いた投写型表示装置
JP3986136B2 (ja) * 1997-09-24 2007-10-03 株式会社長野光学研究所 偏光光源装置
JP3661392B2 (ja) * 1998-02-18 2005-06-15 セイコーエプソン株式会社 偏光照明装置および投写型表示装置

Also Published As

Publication number Publication date
EP1130450A4 (de) 2004-12-08
KR20010090890A (ko) 2001-10-20
EP1130450B1 (de) 2006-09-13
WO2001013161A1 (fr) 2001-02-22
KR100517003B1 (ko) 2005-09-27
JP3528797B2 (ja) 2004-05-24
CN1175301C (zh) 2004-11-10
EP1130450A1 (de) 2001-09-05
CN1323408A (zh) 2001-11-21
DE69933234T2 (de) 2007-09-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition