TW201213902A - Light-guiding plate and lighting device - Google Patents
Light-guiding plate and lighting device Download PDFInfo
- Publication number
- TW201213902A TW201213902A TW100103036A TW100103036A TW201213902A TW 201213902 A TW201213902 A TW 201213902A TW 100103036 A TW100103036 A TW 100103036A TW 100103036 A TW100103036 A TW 100103036A TW 201213902 A TW201213902 A TW 201213902A
- Authority
- TW
- Taiwan
- Prior art keywords
- light
- region
- guide plate
- extraction
- pattern
- Prior art date
Links
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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
- G02B6/0035—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
- G02B6/0038—Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width of the light guide
-
- 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
- G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Planar Illumination Modules (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010019720 | 2010-01-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TW201213902A true TW201213902A (en) | 2012-04-01 |
Family
ID=44319250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW100103036A TW201213902A (en) | 2010-01-29 | 2011-01-27 | Light-guiding plate and lighting device |
Country Status (2)
| Country | Link |
|---|---|
| TW (1) | TW201213902A (ja) |
| WO (1) | WO2011093262A1 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI788393B (zh) * | 2017-08-04 | 2023-01-01 | 日商日東電工股份有限公司 | 光取出構件 |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130050615A1 (en) * | 2011-08-23 | 2013-02-28 | Sharp Kabushiki Kaisha | Local dimming backlight unit and display device incorporating same |
| JP2021149009A (ja) * | 2020-03-19 | 2021-09-27 | フクビ化学工業株式会社 | 周面発光型導光棒 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100780205B1 (ko) * | 2006-04-21 | 2007-11-27 | 삼성전기주식회사 | 액정표시장치용 백라이트 유닛 |
| US8104945B2 (en) * | 2007-12-27 | 2012-01-31 | Samsung Led Co., Ltd. | Backlight unit implementing local dimming for liquid crystal display device |
| JP5143770B2 (ja) * | 2009-03-02 | 2013-02-13 | 株式会社ジャパンディスプレイイースト | 液晶表示装置 |
-
2011
- 2011-01-25 WO PCT/JP2011/051302 patent/WO2011093262A1/ja not_active Ceased
- 2011-01-27 TW TW100103036A patent/TW201213902A/zh unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI788393B (zh) * | 2017-08-04 | 2023-01-01 | 日商日東電工股份有限公司 | 光取出構件 |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2011093262A1 (ja) | 2011-08-04 |
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