JP3892130B2 - 液晶プロジェクタ - Google Patents

液晶プロジェクタ Download PDF

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Publication number
JP3892130B2
JP3892130B2 JP02399998A JP2399998A JP3892130B2 JP 3892130 B2 JP3892130 B2 JP 3892130B2 JP 02399998 A JP02399998 A JP 02399998A JP 2399998 A JP2399998 A JP 2399998A JP 3892130 B2 JP3892130 B2 JP 3892130B2
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JP
Japan
Prior art keywords
light
liquid crystal
unit
wave
colors
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
Application number
JP02399998A
Other languages
English (en)
Japanese (ja)
Other versions
JPH11212051A5 (OSRAM
JPH11212051A (ja
Inventor
吉晴 平形
佳輔 林
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.)
Semiconductor Energy Laboratory Co Ltd
Original Assignee
Semiconductor Energy Laboratory Co Ltd
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 Semiconductor Energy Laboratory Co Ltd filed Critical Semiconductor Energy Laboratory Co Ltd
Priority to JP02399998A priority Critical patent/JP3892130B2/ja
Priority to US09/234,005 priority patent/US6856304B1/en
Priority to KR1019990001592A priority patent/KR100619670B1/ko
Publication of JPH11212051A publication Critical patent/JPH11212051A/ja
Publication of JPH11212051A5 publication Critical patent/JPH11212051A5/ja
Application granted granted Critical
Publication of JP3892130B2 publication Critical patent/JP3892130B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • 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
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133621—Illuminating devices providing coloured light
    • 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
    • H04N9/3108—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 by using a single electronic spatial light modulator
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/13362—Illuminating devices providing polarized light, e.g. by converting a polarisation component into another one

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Mathematical Physics (AREA)
  • Projection Apparatus (AREA)
  • Liquid Crystal (AREA)
  • Polarising Elements (AREA)
JP02399998A 1998-01-21 1998-01-21 液晶プロジェクタ Expired - Fee Related JP3892130B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP02399998A JP3892130B2 (ja) 1998-01-21 1998-01-21 液晶プロジェクタ
US09/234,005 US6856304B1 (en) 1998-01-21 1999-01-19 Liquid crystal projector
KR1019990001592A KR100619670B1 (ko) 1998-01-21 1999-01-20 액정 프로젝터

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP02399998A JP3892130B2 (ja) 1998-01-21 1998-01-21 液晶プロジェクタ

Publications (3)

Publication Number Publication Date
JPH11212051A JPH11212051A (ja) 1999-08-06
JPH11212051A5 JPH11212051A5 (OSRAM) 2005-07-14
JP3892130B2 true JP3892130B2 (ja) 2007-03-14

Family

ID=12126284

Family Applications (1)

Application Number Title Priority Date Filing Date
JP02399998A Expired - Fee Related JP3892130B2 (ja) 1998-01-21 1998-01-21 液晶プロジェクタ

Country Status (3)

Country Link
US (1) US6856304B1 (OSRAM)
JP (1) JP3892130B2 (OSRAM)
KR (1) KR100619670B1 (OSRAM)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7697052B1 (en) 1999-02-17 2010-04-13 Semiconductor Energy Laboratory Co., Ltd. Electronic view finder utilizing an organic electroluminescence display
KR100364670B1 (ko) * 1999-08-31 2002-12-16 엘지전자 주식회사 반사형 액정 투사장치
EP1493056A4 (en) * 2002-04-06 2008-05-28 Samsung Electronics Co Ltd HIGHLY EFFICIENT LIGHTING SYSTEM, ROLL UNIT AND PROJECTION SYSTEM THEREWITH
US7364313B2 (en) * 2002-12-27 2008-04-29 Barco N.V. Multiple image projection system and method for projecting multiple selected images adjacent each other
JP3843973B2 (ja) * 2003-09-02 2006-11-08 セイコーエプソン株式会社 プロジェクタ
JP4649129B2 (ja) * 2004-06-17 2011-03-09 キヤノン株式会社 照明光学系およびそれを用いた投写型表示装置
JP2008116898A (ja) * 2006-10-11 2008-05-22 Fujinon Sano Kk 光学フィルタ、投射型表示装置及び光学フィルタの製造方法
JP4943885B2 (ja) * 2007-02-16 2012-05-30 株式会社リコー 多波長偏光変換素子、照明ユニット及び画像表示装置
US7855834B2 (en) * 2007-03-27 2010-12-21 Epson Toyocom Corporation Multilayered phase difference plate and projector
EP2250818A1 (en) * 2008-02-08 2010-11-17 Koninklijke Philips Electronics N.V. Light module device
DE102012210808B4 (de) * 2012-06-26 2018-05-17 Sypro Optics Gmbh Head-up Display und Projektionsoptik für ein Head-up Display
GB201501157D0 (en) 2015-01-23 2015-03-11 Scopis Gmbh Instrument guidance system for sinus surgery
CN106405933B (zh) 2016-10-31 2019-08-13 京东方科技集团股份有限公司 背光模组和液晶显示装置
CN113994494A (zh) 2019-07-12 2022-01-28 株式会社半导体能源研究所 功能面板、显示装置、输入输出装置、数据处理装置
US11997766B2 (en) 2019-10-11 2024-05-28 Semiconductor Energy Laboratory Co., Ltd. Functional panel, display device, input/output device, and data processing device
US11933994B2 (en) * 2020-05-14 2024-03-19 Brelyon, Inc. System and method for aperture extension and programmable optical depth modulation via a field evolving cavity

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5267029A (en) * 1989-12-28 1993-11-30 Katsumi Kurematsu Image projector
US5682180A (en) * 1990-06-08 1997-10-28 General Motors Corporation Multi-color electronic display utilizing opponent colors
JPH04212102A (ja) * 1990-07-26 1992-08-03 Canon Inc ダイクロイックミラーおよび該ミラーを用いた投写型表示装置
JP3273955B2 (ja) * 1991-04-09 2002-04-15 キヤノン株式会社 画像投影装置
US5221982A (en) * 1991-07-05 1993-06-22 Faris Sadeg M Polarizing wavelength separator
WO1994022042A1 (fr) * 1993-03-16 1994-09-29 Seiko Epson Corporation Dispositif de visualisation par projection
JP3401837B2 (ja) * 1993-05-13 2003-04-28 オムロン株式会社 液晶表示装置及び偏光分離レンズアレイ
US5400069A (en) * 1993-06-16 1995-03-21 Bell Communications Research, Inc. Eye contact video-conferencing system and screen
JPH0755164A (ja) * 1993-08-16 1995-03-03 Rinnai Corp トッププレート
JP2765471B2 (ja) * 1994-02-15 1998-06-18 日本電気株式会社 投写型液晶表示装置
DE69502671T2 (de) * 1994-03-03 1999-01-07 Philips Electronics N.V., Eindhoven Anzeigevorrichtung mit einem mit einer licht absorbierenden schicht versehenen bildschirm
JPH07294906A (ja) * 1994-04-28 1995-11-10 Nippon Hoso Kyokai <Nhk> 映像表示装置
JPH0980371A (ja) * 1995-09-07 1997-03-28 Sharp Corp 投影型カラー液晶表示装置
US5513023A (en) * 1994-10-03 1996-04-30 Hughes Aircraft Company Polarizing beamsplitter for reflective light valve displays having opposing readout beams onto two opposing surfaces of the polarizer
US6081378A (en) * 1995-04-24 2000-06-27 Polycom, Inc. High efficiency homogeneous polarization converter
JPH09251164A (ja) * 1996-03-15 1997-09-22 Toshiba Corp 背面投写型液晶プロジェクタ装置
TW374857B (en) * 1996-06-19 1999-11-21 Toshiba Corp Display device, liquid crystal display panel, and a projection type display using a liquid crystal display panel
JP3298437B2 (ja) * 1996-12-18 2002-07-02 セイコーエプソン株式会社 光学素子、偏光照明装置および投写型表示装置

Also Published As

Publication number Publication date
US6856304B1 (en) 2005-02-15
KR100619670B1 (ko) 2006-09-05
JPH11212051A (ja) 1999-08-06
KR19990068015A (ko) 1999-08-25

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