FR2666676A1 - Dispositif d'affichage a cristaux liquides et a lampe fluorescente. - Google Patents

Dispositif d'affichage a cristaux liquides et a lampe fluorescente. Download PDF

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Publication number
FR2666676A1
FR2666676A1 FR9111240A FR9111240A FR2666676A1 FR 2666676 A1 FR2666676 A1 FR 2666676A1 FR 9111240 A FR9111240 A FR 9111240A FR 9111240 A FR9111240 A FR 9111240A FR 2666676 A1 FR2666676 A1 FR 2666676A1
Authority
FR
France
Prior art keywords
lamp
liquid crystal
display
plates
crystal 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.)
Pending
Application number
FR9111240A
Other languages
English (en)
French (fr)
Inventor
Fox Neil Anthony
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.)
Smiths Group PLC
Original Assignee
Smiths Group PLC
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 Smiths Group PLC filed Critical Smiths Group PLC
Publication of FR2666676A1 publication Critical patent/FR2666676A1/fr
Pending 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
    • G02F1/133—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
    • G02F1/133602—Direct backlight
    • G02F1/133604—Direct backlight with lamps
    • 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
    • G02F1/133342—Constructional arrangements; Manufacturing methods for double-sided displays

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
FR9111240A 1990-09-12 1991-09-09 Dispositif d'affichage a cristaux liquides et a lampe fluorescente. Pending FR2666676A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB909019975A GB9019975D0 (en) 1990-09-12 1990-09-12 Display assemblies

Publications (1)

Publication Number Publication Date
FR2666676A1 true FR2666676A1 (fr) 1992-03-13

Family

ID=10682110

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9111240A Pending FR2666676A1 (fr) 1990-09-12 1991-09-09 Dispositif d'affichage a cristaux liquides et a lampe fluorescente.

Country Status (6)

Country Link
JP (1) JPH04234730A (nl)
DE (1) DE4128631A1 (nl)
FR (1) FR2666676A1 (nl)
GB (2) GB9019975D0 (nl)
IL (1) IL99269A0 (nl)
NL (1) NL9101417A (nl)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5343116A (en) * 1992-12-14 1994-08-30 Winsor Mark D Planar fluorescent lamp having a serpentine chamber and sidewall electrodes
KR100247818B1 (ko) * 1995-09-26 2000-03-15 손욱 액정 표시 장치
US6762556B2 (en) 2001-02-27 2004-07-13 Winsor Corporation Open chamber photoluminescent lamp
AU2003212658A1 (en) 2002-04-16 2003-11-03 Samsung Electronics Co., Ltd. Backlight assembly for liquid crystal display apparatus
KR100609909B1 (ko) * 2004-07-22 2006-08-08 삼성전자주식회사 액정표시장치
GB2418784A (en) 2004-10-01 2006-04-05 Environmental Seals Ltd A fire resistant cover for an electrical conduit or socket.

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3037224A1 (de) * 1980-10-02 1982-04-29 Philips Patentverwaltung Gmbh, 2000 Hamburg Elektrooptische anzeigeeinheit
JPS62200326A (ja) * 1986-02-28 1987-09-04 Komatsu Ltd 液晶表示装置
EP0283014A2 (en) * 1987-03-20 1988-09-21 Sanyo Electric Co., Ltd. Flat fluorescent lamp for liquid crystal display
US4800375A (en) * 1986-10-24 1989-01-24 Honeywell Inc. Four color repetitive sequence matrix array for flat panel displays
US4856877A (en) * 1986-11-29 1989-08-15 Minolta Camera Kabushiki Kaisha Display unit
GB2217905A (en) * 1988-04-13 1989-11-01 Ac Dc Holdings Limited Discharge lamps
JPH112624A (ja) * 1997-06-11 1999-01-06 Ee One Kk 異品検出装置

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3037224A1 (de) * 1980-10-02 1982-04-29 Philips Patentverwaltung Gmbh, 2000 Hamburg Elektrooptische anzeigeeinheit
JPS62200326A (ja) * 1986-02-28 1987-09-04 Komatsu Ltd 液晶表示装置
US4800375A (en) * 1986-10-24 1989-01-24 Honeywell Inc. Four color repetitive sequence matrix array for flat panel displays
US4856877A (en) * 1986-11-29 1989-08-15 Minolta Camera Kabushiki Kaisha Display unit
EP0283014A2 (en) * 1987-03-20 1988-09-21 Sanyo Electric Co., Ltd. Flat fluorescent lamp for liquid crystal display
GB2217905A (en) * 1988-04-13 1989-11-01 Ac Dc Holdings Limited Discharge lamps
JPH112624A (ja) * 1997-06-11 1999-01-06 Ee One Kk 異品検出装置

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 12, no. 53 (P-668)(2900) 18 Février 1988 & JP-A-62 200 326 ( KOMATSU ) 4 Septembre 1987 *
PATENT ABSTRACTS OF JAPAN vol. 13, no. 342 (P-908)2 Août 1989 & JP-A-11 02 624 ( CANON ) 20 Avril 1989 *

Also Published As

Publication number Publication date
GB9019975D0 (en) 1990-10-24
DE4128631A1 (de) 1992-03-19
GB9118016D0 (en) 1991-10-09
JPH04234730A (ja) 1992-08-24
GB2247977A (en) 1992-03-18
IL99269A0 (en) 1992-07-15
NL9101417A (nl) 1992-04-01

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