KR950015146U - Back light device for liquid crystal display - Google Patents
Back light device for liquid crystal displayInfo
- Publication number
- KR950015146U KR950015146U KR2019930022811U KR930022811U KR950015146U KR 950015146 U KR950015146 U KR 950015146U KR 2019930022811 U KR2019930022811 U KR 2019930022811U KR 930022811 U KR930022811 U KR 930022811U KR 950015146 U KR950015146 U KR 950015146U
- Authority
- KR
- South Korea
- Prior art keywords
- liquid crystal
- crystal display
- back light
- light device
- display
- Prior art date
Links
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
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
- G02B6/0051—Diffusing sheet or layer
-
- 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
- G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
- G02B6/0031—Reflecting element, sheet or layer
-
- 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
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/004—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles
- G02B6/0041—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles provided in the bulk of the light guide
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
- Planar Illumination Modules (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019930022811U KR970001338Y1 (en) | 1993-11-02 | 1993-11-02 | Back light device for liquid crystal display |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019930022811U KR970001338Y1 (en) | 1993-11-02 | 1993-11-02 | Back light device for liquid crystal display |
Publications (2)
Publication Number | Publication Date |
---|---|
KR950015146U true KR950015146U (en) | 1995-06-17 |
KR970001338Y1 KR970001338Y1 (en) | 1997-02-22 |
Family
ID=19366965
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019930022811U KR970001338Y1 (en) | 1993-11-02 | 1993-11-02 | Back light device for liquid crystal display |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR970001338Y1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR970075989A (en) * | 1996-05-22 | 1997-12-10 | 김광호 | Backlight for LCD |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100867701B1 (en) * | 2007-10-10 | 2008-11-10 | 현대자동차주식회사 | Audio apparatus for vehicles |
-
1993
- 1993-11-02 KR KR2019930022811U patent/KR970001338Y1/en not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR970075989A (en) * | 1996-05-22 | 1997-12-10 | 김광호 | Backlight for LCD |
Also Published As
Publication number | Publication date |
---|---|
KR970001338Y1 (en) | 1997-02-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E701 | Decision to grant or registration of patent right | ||
REGI | Registration of establishment | ||
FPAY | Annual fee payment |
Payment date: 20080131 Year of fee payment: 12 |
|
EXPY | Expiration of term |