JP5052324B2 - 面状光源装置 - Google Patents
面状光源装置 Download PDFInfo
- Publication number
- JP5052324B2 JP5052324B2 JP2007331553A JP2007331553A JP5052324B2 JP 5052324 B2 JP5052324 B2 JP 5052324B2 JP 2007331553 A JP2007331553 A JP 2007331553A JP 2007331553 A JP2007331553 A JP 2007331553A JP 5052324 B2 JP5052324 B2 JP 5052324B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- phosphor film
- guide plate
- phosphor
- light guide
- 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 - Fee Related
Links
Images
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- Planar Illumination Modules (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Description
2 第一の蛍光体膜
3 第二の蛍光体膜
4 発光ダイオード
5 第一の面
6 第二の面
7 蛍光体膜を透過して放出された蛍光
8 蛍光体膜を透過せずに放出された蛍光
9 蛍光体膜を透過して放出された励起光
10 蛍光体膜に散乱された励起光
11 拡散板
Claims (1)
- 導光板と、
導光板端面から導光板内部に光を入射させる発光ダイオードと、
導光板の第一の面上に部分的に配置された第一の蛍光体膜と、
導光板の第二の面上に部分的に配置された第二の蛍光体膜と、
を含み、
第一の蛍光体膜と第二の蛍光体膜は、発光ダイオードからの発光によって励起され、蛍光を発する蛍光体を含有し、
第一の蛍光体膜を第二の面上に投影したとき、投影された像と第二の蛍光体膜が実質的に重複せず、投影された像と第二の蛍光体膜とは、合わせると実質的に第二の面を覆うこと、
を特徴とする面状光源装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007331553A JP5052324B2 (ja) | 2007-12-25 | 2007-12-25 | 面状光源装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007331553A JP5052324B2 (ja) | 2007-12-25 | 2007-12-25 | 面状光源装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009158119A JP2009158119A (ja) | 2009-07-16 |
JP5052324B2 true JP5052324B2 (ja) | 2012-10-17 |
Family
ID=40961932
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007331553A Expired - Fee Related JP5052324B2 (ja) | 2007-12-25 | 2007-12-25 | 面状光源装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5052324B2 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5159732B2 (ja) * | 2009-09-04 | 2013-03-13 | 三菱電機株式会社 | 冷蔵庫 |
CN102374497A (zh) * | 2010-08-17 | 2012-03-14 | 海洋王照明科技股份有限公司 | 一种导光板和led光源组件 |
US20120138874A1 (en) | 2010-12-02 | 2012-06-07 | Intematix Corporation | Solid-state light emitting devices and signage with photoluminescence wavelength conversion and photoluminescent compositions therefor |
CN102289029A (zh) * | 2011-08-09 | 2011-12-21 | 深圳安嵘光电产品有限公司 | 一种二合一导光板及其制作方法、照明灯具 |
US9318670B2 (en) | 2014-05-21 | 2016-04-19 | Intematix Corporation | Materials for photoluminescence wavelength converted solid-state light emitting devices and arrangements |
CN107093659B (zh) * | 2016-09-30 | 2019-11-01 | 深圳市玲涛光电科技有限公司 | 柔性面光源及其制造方法及电子设备 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07176794A (ja) * | 1993-12-17 | 1995-07-14 | Nichia Chem Ind Ltd | 面状光源 |
JP4579065B2 (ja) * | 2005-06-23 | 2010-11-10 | セイコーインスツル株式会社 | 照明装置、及びこれを備える表示装置 |
-
2007
- 2007-12-25 JP JP2007331553A patent/JP5052324B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
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JP2009158119A (ja) | 2009-07-16 |
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