KR910006901A - 액정 표시장치 - Google Patents
액정 표시장치 Download PDFInfo
- Publication number
- KR910006901A KR910006901A KR1019900015239A KR900015239A KR910006901A KR 910006901 A KR910006901 A KR 910006901A KR 1019900015239 A KR1019900015239 A KR 1019900015239A KR 900015239 A KR900015239 A KR 900015239A KR 910006901 A KR910006901 A KR 910006901A
- Authority
- KR
- South Korea
- Prior art keywords
- liquid crystal
- crystal display
- display panel
- display device
- wide
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
-
- 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
- G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
-
- 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
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133605—Direct backlight including specially adapted reflectors
-
- 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
- G02F1/133611—Direct backlight including means for improving the brightness uniformity
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Liquid Crystal (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Abstract
내용 없음.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 한 실시예에 관한 액정표시장치 전체의 분해사시도.
제2도는 제1도의 장치의 정면도.
제3도는 제1도의 장치의 단면도.
Claims (4)
- 투과형액정으로 구성되는 표시면을 가지는 액정표시판과, 이 액정표시판의 배면측에 설치되는 관형램프를 구비하고, 상기 액정표시판의 배면을 조사하는 백라이트 광원장치를 구비한 액정표시장치에 있어서, 상기 액정표시판에서 시야각이 넓은 방향과 상기 광원장치에서 휘도얼룩이 적은 방향을 일치시킨것을 특징으로 하는 액정표시장치.
- 제1항에 있어서, 관형램프의 축방향과 시야각이 넓은 방향을 일치시킨것을 특징으로 하는 액정표시장치.
- 제2항에 있어서, 관형램프가 형광램프인 것을 특징으로 하는 액정표시장치.
- 제1항에 있어서, 관형램프는 U자형 형광램프이고, U자형 램프의 직선부와 시야각이 넓은 방향을 일치시킨것들 특징으로 하는 액정표시장치.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1-250433 | 1989-09-28 | ||
JP89-250433 | 1989-09-28 | ||
JP1250433A JPH03113481A (ja) | 1989-09-28 | 1989-09-28 | 液晶表示装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR910006901A true KR910006901A (ko) | 1991-04-30 |
KR940000593B1 KR940000593B1 (ko) | 1994-01-26 |
Family
ID=17207811
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019900015239A KR940000593B1 (ko) | 1989-09-28 | 1990-09-26 | 액정표시장치 |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0420072A3 (ko) |
JP (1) | JPH03113481A (ko) |
KR (1) | KR940000593B1 (ko) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0593908A (ja) * | 1991-09-30 | 1993-04-16 | Sony Corp | 液晶表示装置 |
US5471327A (en) * | 1993-05-14 | 1995-11-28 | Kaiser Optical Systems, Inc. | Holographic diffuser for back-lit display |
FR2710439B1 (fr) * | 1993-09-21 | 1995-11-24 | Sextant Avionique | Module d'éclairage pour instruments à matrice à cristaux liquides. |
JP3935846B2 (ja) | 2001-04-18 | 2007-06-27 | インターナショナル・ビジネス・マシーンズ・コーポレーション | バックライト・ユニット |
DE20304341U1 (de) * | 2003-03-18 | 2004-07-29 | Aeg Gesellschaft für Moderne Informationssysteme mbH | Flüssigkristallanzeige zur Approximation einer gekrümmten Oberfläche |
US7804554B2 (en) * | 2005-12-09 | 2010-09-28 | Sony Corporation | Surface emitting device and liquid crystal display |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4171874A (en) * | 1975-02-03 | 1979-10-23 | General Electric Company | Evenly illuminated display devices |
JPS60202464A (ja) * | 1984-03-27 | 1985-10-12 | シチズン時計株式会社 | 液晶表示装置 |
JPS6240151A (ja) * | 1985-08-14 | 1987-02-21 | Hitachi Ltd | 蛍光ランプ |
US4766524A (en) * | 1986-02-07 | 1988-08-23 | Hitachi, Ltd. | Back light device for uniformly illuminating a liquid crystal display plate |
JPS6363083A (ja) * | 1986-09-03 | 1988-03-19 | 大日本印刷株式会社 | 面光源 |
-
1989
- 1989-09-28 JP JP1250433A patent/JPH03113481A/ja active Pending
-
1990
- 1990-09-21 EP EP19900118223 patent/EP0420072A3/en not_active Withdrawn
- 1990-09-26 KR KR1019900015239A patent/KR940000593B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR940000593B1 (ko) | 1994-01-26 |
EP0420072A3 (en) | 1992-05-06 |
JPH03113481A (ja) | 1991-05-14 |
EP0420072A2 (en) | 1991-04-03 |
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