GB1521724A - Colour images teleprojection and telereproduction device - Google Patents

Colour images teleprojection and telereproduction device

Info

Publication number
GB1521724A
GB1521724A GB36751/75A GB3675175A GB1521724A GB 1521724 A GB1521724 A GB 1521724A GB 36751/75 A GB36751/75 A GB 36751/75A GB 3675175 A GB3675175 A GB 3675175A GB 1521724 A GB1521724 A GB 1521724A
Authority
GB
United Kingdom
Prior art keywords
images
cell
layer
electrodes
recorded
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
Application number
GB36751/75A
Other languages
English (en)
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Publication of GB1521724A publication Critical patent/GB1521724A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G02F1/132—Thermal activation of liquid crystals exhibiting a thermo-optic effect
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Liquid Crystal (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Chemical & Material Sciences (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Projection Apparatus (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
GB36751/75A 1974-09-06 1975-09-05 Colour images teleprojection and telereproduction device Expired GB1521724A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7430335A FR2284237A1 (fr) 1974-09-06 1974-09-06 Dispositif de teleprojection et de telereprographie d'images en couleurs

Publications (1)

Publication Number Publication Date
GB1521724A true GB1521724A (en) 1978-08-16

Family

ID=9142852

Family Applications (1)

Application Number Title Priority Date Filing Date
GB36751/75A Expired GB1521724A (en) 1974-09-06 1975-09-05 Colour images teleprojection and telereproduction device

Country Status (4)

Country Link
JP (2) JPS5152233A (enrdf_load_stackoverflow)
DE (1) DE2539651C2 (enrdf_load_stackoverflow)
FR (1) FR2284237A1 (enrdf_load_stackoverflow)
GB (1) GB1521724A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2116805A (en) * 1982-02-18 1983-09-28 Casio Computer Co Ltd A liquid crystal television receiver
GB2191057A (en) * 1986-05-19 1987-12-02 Philips Electronic Associated Colour video display arrangement
GB2227904A (en) * 1989-01-31 1990-08-08 Gold Star Co Apparatus for displaying a video signal and recording the displayed image

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4291948A (en) * 1977-11-10 1981-09-29 International Standard Electric Corporation Liquid crystal display incorporating positive and negative smectic material
FR2466071A1 (fr) * 1979-09-21 1981-03-27 Thomson Csf Dispositif de projection d'images en couleurs sur un ecran, et systeme de visualisation comprenant un tel dispositif
DE3279254D1 (en) * 1981-09-07 1989-01-05 Sony Corp Liquid crystal display device
JPS59171472U (ja) * 1983-04-28 1984-11-16 パイオニア株式会社 ビデオプロジエクタ−
JPS59230383A (ja) * 1983-06-14 1984-12-24 Seiko Epson Corp プロジエクシヨンテレビシステム
JPS603291A (ja) * 1983-06-21 1985-01-09 Seiko Epson Corp 投写式液晶表示装置
JPS60179723A (ja) * 1984-02-27 1985-09-13 Sharp Corp 液晶プロジエクシヨン装置
US4613207A (en) * 1984-05-08 1986-09-23 Manchester R & D Partnership Liquid crystal projector and method
JPS6113885A (ja) * 1984-06-29 1986-01-22 Sony Corp 投射型画像表示装置
JPS6113223A (ja) * 1984-06-29 1986-01-21 Nec Corp カラ−熱書込み液晶ライトバルブ
JPS6132815A (ja) * 1984-07-25 1986-02-15 Nec Corp 熱書込み液晶ライトバルブ
USRE36725E (en) * 1984-10-22 2000-06-06 Seiko Epson Corporation Projection-type display device
JPH0628460B2 (ja) * 1984-10-25 1994-04-13 ソニー株式会社 投写型表示装置
DE3531502C2 (de) * 1985-09-04 1993-12-16 Sel Alcatel Ag Bildwiedergabeanordnung zur farbigen Abbildung eines durch Primärfarbensignale übertragenen Videobildes
JPH0644808B2 (ja) * 1985-11-07 1994-06-08 川崎重工業株式会社 投影用液晶パネル構造
JPH01113724A (ja) * 1987-10-27 1989-05-02 Seiko Instr & Electron Ltd 液晶ライトバルブ
JPH02101681U (enrdf_load_stackoverflow) * 1989-01-30 1990-08-13
JP2754031B2 (ja) * 1989-03-03 1998-05-20 セイコーエプソン株式会社 投写型液晶表示装置
EP0394674B1 (en) * 1989-03-23 1996-05-08 Victor Company Of Japan, Limited Light conversion element and an imaging device
JPH0664271B2 (ja) * 1989-09-13 1994-08-22 セイコーエプソン株式会社 投射型カラー表示装置
US5267029A (en) * 1989-12-28 1993-11-30 Katsumi Kurematsu Image projector
FR2669440B1 (fr) * 1990-11-21 1994-08-26 Sextant Avionique Dispositif de visualisation en couleur par projection mettant en óoeuvre des valves optiques.
JPH0734076B2 (ja) * 1993-02-18 1995-04-12 セイコーエプソン株式会社 液晶プロジェクション装置
JP2606619B2 (ja) * 1995-12-26 1997-05-07 セイコーエプソン株式会社 投写式表示装置
JP2746263B2 (ja) * 1996-06-17 1998-05-06 セイコーエプソン株式会社 カラー表示装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2129368A1 (de) * 1971-06-14 1972-12-21 Herrmann Appbau Gmbh Verfahren und Vorrichtung zur Herstellung eines wiedergabefaehigen Buntbildes aus drei schwarzweissen Teilfarbauszuegen
FR2174706B1 (enrdf_load_stackoverflow) * 1972-03-08 1978-03-03 Commissariat Energie Atomique
US3796999A (en) * 1972-10-19 1974-03-12 Bell Telephone Labor Inc Locally erasable thermo-optic smectic liquid crystal storage displays

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2116805A (en) * 1982-02-18 1983-09-28 Casio Computer Co Ltd A liquid crystal television receiver
US4562478A (en) * 1982-02-18 1985-12-31 Casio Computer Co., Ltd. Liquid crystal television receiver
GB2191057A (en) * 1986-05-19 1987-12-02 Philips Electronic Associated Colour video display arrangement
GB2227904A (en) * 1989-01-31 1990-08-08 Gold Star Co Apparatus for displaying a video signal and recording the displayed image
GB2227904B (en) * 1989-01-31 1993-07-07 Gold Star Co Apparatus for displaying and recording an image

Also Published As

Publication number Publication date
DE2539651A1 (de) 1976-03-18
FR2284237A1 (fr) 1976-04-02
DE2539651C2 (de) 1983-09-01
FR2284237B1 (enrdf_load_stackoverflow) 1981-06-26
JPS58111580U (ja) 1983-07-29
JPS5152233A (enrdf_load_stackoverflow) 1976-05-08

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee