JPS62118264U - - Google Patents
Info
- Publication number
- JPS62118264U JPS62118264U JP1986004814U JP481486U JPS62118264U JP S62118264 U JPS62118264 U JP S62118264U JP 1986004814 U JP1986004814 U JP 1986004814U JP 481486 U JP481486 U JP 481486U JP S62118264 U JPS62118264 U JP S62118264U
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- reflector
- fluorescent lamp
- crystal cell
- opening
- 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.)
- Granted
Links
- 239000004973 liquid crystal related substance Substances 0.000 claims description 7
- 210000002858 crystal cell Anatomy 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 claims 1
- 238000005452 bending Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/002—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it by shaping at least a portion of the light guide, e.g. with collimating, focussing or diverging surfaces
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Liquid Crystal (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986004814U JPH0412535Y2 (US06582424-20030624-M00016.png) | 1986-01-17 | 1986-01-17 | |
| US06/946,978 US4770499A (en) | 1986-01-17 | 1986-12-29 | Illuminated liquid crystal display apparatus with bent, indicia-bearing light guide |
| CA000526672A CA1312729C (en) | 1986-01-17 | 1987-01-05 | Liquid crystal display apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986004814U JPH0412535Y2 (US06582424-20030624-M00016.png) | 1986-01-17 | 1986-01-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62118264U true JPS62118264U (US06582424-20030624-M00016.png) | 1987-07-27 |
| JPH0412535Y2 JPH0412535Y2 (US06582424-20030624-M00016.png) | 1992-03-26 |
Family
ID=11594209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986004814U Expired JPH0412535Y2 (US06582424-20030624-M00016.png) | 1986-01-17 | 1986-01-17 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US4770499A (US06582424-20030624-M00016.png) |
| JP (1) | JPH0412535Y2 (US06582424-20030624-M00016.png) |
| CA (1) | CA1312729C (US06582424-20030624-M00016.png) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4950053A (en) * | 1987-01-05 | 1990-08-21 | General Electric Company | Multibend fluorescent light source for liquid crystal displays with out of plane lamp electrodes |
| US4958911A (en) * | 1988-10-19 | 1990-09-25 | Jonand, Inc. | Liquid crystal display module having housing of C-shaped cross section |
| US4929062A (en) * | 1988-11-02 | 1990-05-29 | Motorola, Inc. | Light guide for LCD |
| US5080467A (en) * | 1989-03-03 | 1992-01-14 | Greyhawk Systems, Inc | Biphenyl derivatives for photostabilization in pulsed optical darkening apparatus and method |
| US5130827A (en) * | 1990-09-10 | 1992-07-14 | Litton Systems, Inc. | Display cell having active and passive areas |
| US5134548A (en) * | 1990-09-14 | 1992-07-28 | Gilbarco, Inc. | Snap-in liquid crystal display backlight assembly |
| US5579035A (en) * | 1991-07-05 | 1996-11-26 | Technomarket, L.P. | Liquid crystal display module |
| US5309264A (en) * | 1992-04-30 | 1994-05-03 | International Business Machines Corporation | Liquid crystal displays having multi-domain cells |
| MY109916A (en) * | 1992-09-02 | 1997-09-30 | Motorola Inc | Light wedge for distributing light across a display device. |
| US5870156A (en) * | 1996-09-05 | 1999-02-09 | Northern Telecom Limited | Shadow mask for backlit LCD |
| JP4159059B2 (ja) | 1998-06-05 | 2008-10-01 | シチズン電子株式会社 | 面状光源ユニット |
| CN101923808B (zh) * | 2009-06-10 | 2013-03-13 | 深圳富泰宏精密工业有限公司 | 显示组件及使用该显示组件的便携式电子装置 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT351615B (de) * | 1975-12-03 | 1979-08-10 | Siemens Ag | Anordnung zur passiven helligkeitsverstaerkung von ein- oder mehrfarbigen anzeigevor- richtungen |
| DE2746818A1 (de) * | 1977-10-18 | 1979-04-26 | Siemens Ag | Anzeigegeraet mit einem passiven elektrooptischen display |
-
1986
- 1986-01-17 JP JP1986004814U patent/JPH0412535Y2/ja not_active Expired
- 1986-12-29 US US06/946,978 patent/US4770499A/en not_active Expired - Fee Related
-
1987
- 1987-01-05 CA CA000526672A patent/CA1312729C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| US4770499A (en) | 1988-09-13 |
| CA1312729C (en) | 1993-01-19 |
| JPH0412535Y2 (US06582424-20030624-M00016.png) | 1992-03-26 |
