DE69528719D1 - Flüssigkristallanzeige mit verbesserter Blickwinkelcharakteristik - Google Patents
Flüssigkristallanzeige mit verbesserter BlickwinkelcharakteristikInfo
- Publication number
- DE69528719D1 DE69528719D1 DE69528719T DE69528719T DE69528719D1 DE 69528719 D1 DE69528719 D1 DE 69528719D1 DE 69528719 T DE69528719 T DE 69528719T DE 69528719 T DE69528719 T DE 69528719T DE 69528719 D1 DE69528719 D1 DE 69528719D1
- Authority
- DE
- Germany
- Prior art keywords
- liquid crystal
- display
- diffuser
- panel
- refracting
- 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
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
- G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side
-
- 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
- G02F1/133504—Diffusing, scattering, diffracting elements
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)
- Liquid Crystal Substances (AREA)
- Optical Elements Other Than Lenses (AREA)
- Polarising Elements (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/229,337 US5629784A (en) | 1994-04-12 | 1994-04-12 | Liquid crystal display with holographic diffuser and prism sheet on viewer side |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69528719D1 true DE69528719D1 (de) | 2002-12-12 |
DE69528719T2 DE69528719T2 (de) | 2003-09-11 |
Family
ID=22860776
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69528719T Expired - Lifetime DE69528719T2 (de) | 1994-04-12 | 1995-04-12 | Flüssigkristallanzeige mit verbesserter Blickwinkelcharakteristik |
Country Status (5)
Country | Link |
---|---|
US (1) | US5629784A (de) |
EP (1) | EP0677768B1 (de) |
AT (1) | ATE227438T1 (de) |
CA (1) | CA2146902C (de) |
DE (1) | DE69528719T2 (de) |
Families Citing this family (106)
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JPH08114770A (ja) * | 1994-08-26 | 1996-05-07 | Omron Corp | 光学的ローパスフィルタおよびそれを利用したドットマトリクス表示装置 |
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DE69819936T2 (de) | 1998-04-24 | 2004-09-02 | Minnesota Mining & Manufacturing Company, St. Paul | Optische bauelemente mit selbsthaftendem diffusor |
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-
1994
- 1994-04-12 US US08/229,337 patent/US5629784A/en not_active Expired - Lifetime
-
1995
- 1995-04-12 AT AT95105451T patent/ATE227438T1/de not_active IP Right Cessation
- 1995-04-12 EP EP95105451A patent/EP0677768B1/de not_active Expired - Lifetime
- 1995-04-12 DE DE69528719T patent/DE69528719T2/de not_active Expired - Lifetime
- 1995-04-15 CA CA002146902A patent/CA2146902C/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
ATE227438T1 (de) | 2002-11-15 |
CA2146902A1 (en) | 1995-10-13 |
EP0677768A1 (de) | 1995-10-18 |
EP0677768B1 (de) | 2002-11-06 |
CA2146902C (en) | 2005-06-14 |
DE69528719T2 (de) | 2003-09-11 |
US5629784A (en) | 1997-05-13 |
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