DE69531893D1 - Projektoranzeige - Google Patents

Projektoranzeige

Info

Publication number
DE69531893D1
DE69531893D1 DE69531893T DE69531893T DE69531893D1 DE 69531893 D1 DE69531893 D1 DE 69531893D1 DE 69531893 T DE69531893 T DE 69531893T DE 69531893 T DE69531893 T DE 69531893T DE 69531893 D1 DE69531893 D1 DE 69531893D1
Authority
DE
Germany
Prior art keywords
projector display
projector
display
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
DE69531893T
Other languages
English (en)
Other versions
DE69531893T2 (de
Inventor
Kiyoshi Miyashita
Satoshi Hirashima
Keijiro Naito
Mamoru Kobayashi
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
Priority claimed from JP6326499A external-priority patent/JPH08185141A/ja
Priority claimed from JP6326809A external-priority patent/JPH08186834A/ja
Priority claimed from JP6326810A external-priority patent/JPH08186833A/ja
Application filed by Seiko Epson Corp filed Critical Seiko Epson Corp
Application granted granted Critical
Publication of DE69531893D1 publication Critical patent/DE69531893D1/de
Publication of DE69531893T2 publication Critical patent/DE69531893T2/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
    • 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
    • H04N9/312—Driving therefor
    • 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
    • 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
    • H04N9/3144—Cooling systems
    • 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
    • H04N9/317—Convergence or focusing systems
    • 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]
    • H04N9/3179—Video signal processing therefor
    • H04N9/3182—Colour adjustment, e.g. white balance, shading or gamut
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/64—Circuits for processing colour signals
    • H04N9/68—Circuits for processing colour signals for controlling the amplitude of colour signals, e.g. automatic chroma control circuits
    • H04N9/69—Circuits for processing colour signals for controlling the amplitude of colour signals, e.g. automatic chroma control circuits for modifying the colour signals by gamma correction
    • 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
    • H04N2005/745—Control circuits therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Projection Apparatus (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Liquid Crystal (AREA)
DE69531893T 1994-12-27 1995-12-26 Projektoranzeige Expired - Lifetime DE69531893T2 (de)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP6326499A JPH08185141A (ja) 1994-12-27 1994-12-27 投写型表示装置
JP32649994 1994-12-27
JP6326809A JPH08186834A (ja) 1994-12-28 1994-12-28 投写型表示装置
JP32681094 1994-12-28
JP32680994 1994-12-28
JP6326810A JPH08186833A (ja) 1994-12-28 1994-12-28 投写型表示装置
PCT/JP1995/002697 WO1996020569A1 (fr) 1994-12-27 1995-12-26 Visuel du type projecteur

Publications (2)

Publication Number Publication Date
DE69531893D1 true DE69531893D1 (de) 2003-11-13
DE69531893T2 DE69531893T2 (de) 2004-08-19

Family

ID=27340178

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69531893T Expired - Lifetime DE69531893T2 (de) 1994-12-27 1995-12-26 Projektoranzeige

Country Status (3)

Country Link
EP (1) EP0753971B1 (de)
DE (1) DE69531893T2 (de)
WO (1) WO1996020569A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6441870B1 (en) * 1998-12-22 2002-08-27 Gateway, Inc. Automatic gamma correction for multiple video sources
CN111901578B (zh) * 2020-06-28 2021-10-22 成都威爱新经济技术研究院有限公司 一种多通道洞穴式的投影方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0757007B2 (ja) * 1984-01-23 1995-06-14 株式会社ニコン 画像読み取り装置
JPH0681287B2 (ja) * 1988-07-15 1994-10-12 シャープ株式会社 液晶投射装置
EP0400993A3 (de) * 1989-06-02 1991-10-02 Matsushita Electric Works, Ltd. Projektionsanzeigevorrichtung
EP0409246B1 (de) * 1989-07-20 1997-04-23 SANYO ELECTRIC Co., Ltd. Flüssigkristallprojektor
JPH03276968A (ja) * 1989-09-19 1991-12-09 Ikegami Tsushinki Co Ltd 非線形量子化回路の誤差補正方法および回路
JPH03136594A (ja) * 1989-10-23 1991-06-11 Seiko Epson Corp 左右反転コンバータ
JP2643495B2 (ja) * 1989-11-20 1997-08-20 松下電器産業株式会社 液晶ディスプレイ
JPH03196790A (ja) * 1989-11-29 1991-08-28 Victor Co Of Japan Ltd 液晶プロジェクタ
US5282234A (en) * 1990-05-18 1994-01-25 Fuji Photo Film Co., Ltd. Bi-directional shift register useful as scanning registers for active matrix displays and solid state image pick-up devices
JPH0430690A (ja) * 1990-05-24 1992-02-03 Matsushita Electric Ind Co Ltd 投射型画像表示装置
JP3041992B2 (ja) * 1991-03-13 2000-05-15 ソニー株式会社 ディスク再生装置
JPH05127620A (ja) * 1991-11-06 1993-05-25 Matsushita Electric Ind Co Ltd 液晶投写型カラーデイスプレイの調整方法および調整回路
JPH0678318A (ja) * 1992-08-28 1994-03-18 Toshiba Corp 投写型液晶表示装置
JPH06276536A (ja) * 1993-03-23 1994-09-30 Fujitsu General Ltd 映像信号処理回路

Also Published As

Publication number Publication date
EP0753971A4 (de) 1998-03-18
WO1996020569A1 (fr) 1996-07-04
EP0753971A1 (de) 1997-01-15
DE69531893T2 (de) 2004-08-19
EP0753971B1 (de) 2003-10-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition