JP5620872B2 - Led発光装置 - Google Patents
Led発光装置 Download PDFInfo
- Publication number
- JP5620872B2 JP5620872B2 JP2011092358A JP2011092358A JP5620872B2 JP 5620872 B2 JP5620872 B2 JP 5620872B2 JP 2011092358 A JP2011092358 A JP 2011092358A JP 2011092358 A JP2011092358 A JP 2011092358A JP 5620872 B2 JP5620872 B2 JP 5620872B2
- Authority
- JP
- Japan
- Prior art keywords
- color temperature
- light
- led
- region
- emitting device
- 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
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 description 8
- 239000000758 substrate Substances 0.000 description 6
- 230000003247 decreasing effect Effects 0.000 description 5
- 230000007423 decrease Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000001465 metallisation Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
- F21V13/02—Combinations of only two kinds of elements
- F21V13/04—Combinations of only two kinds of elements the elements being reflectors and refractors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Led Device Packages (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
Description
「発光色温度の低い低色温度LED20が集められた低色温度領域26と、その周囲にて前記低色温度LED20よりも発光色温度が高い高色温度LED22が集められた高色温度領域28とがその表面に形成されたLEDユニット12と、
前記LEDユニット12がその底部に配設され、その内側面に反射面30が形成された椀状のリフレクタ14と、
前記LEDユニット12の前方に配設された凸レンズ36とを備えており、
前記凸レンズ36は、内側に形成された前記低色温度領域26から放射された光Lb、および外周側の前記高色温度領域28から放射された光の一部Lcを所定の照射領域Sに集光させ、
前記リフレクタ14の前記反射面30は、外周側の前記高色温度領域28から放射された光の残部Laを反射させて前記照射領域Sに集光させることを特徴とするLED発光装置10」である。
12…LEDユニット
14…リフレクタ
14a…開口部
14b…底部開口
16…レンズ
20…低色温度LED
22…高色温度LED
23…LED
24…基板
26…低色温度領域
28…高色温度領域
29…堰
30…反射面
32…透明カバー
34…LEDユニット保持板
36…凸レンズ
Claims (1)
- 発光色温度の低い低色温度LEDが集められた低色温度領域と、その周囲にて前記低色温度LEDよりも発光色温度が高い高色温度LEDが集められた高色温度領域とがその表面に形成されたLEDユニットと、
前記LEDユニットがその底部に配設され、その内側面に反射面が形成された椀状のリフレクタと、
前記LEDユニットの前方に配設された凸レンズとを備えており、
前記凸レンズは、内側に形成された前記低色温度領域から放射された光、および外周側の前記高色温度領域から放射された光の一部を所定の照射領域に集光させ、
前記リフレクタの前記反射面は、外周側の前記高色温度領域から放射された光の残部を反射させて前記照射領域に集光させることを特徴とするLED発光装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011092358A JP5620872B2 (ja) | 2011-04-18 | 2011-04-18 | Led発光装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011092358A JP5620872B2 (ja) | 2011-04-18 | 2011-04-18 | Led発光装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012226922A JP2012226922A (ja) | 2012-11-15 |
JP5620872B2 true JP5620872B2 (ja) | 2014-11-05 |
Family
ID=47276886
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011092358A Expired - Fee Related JP5620872B2 (ja) | 2011-04-18 | 2011-04-18 | Led発光装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5620872B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6160954B2 (ja) * | 2013-07-08 | 2017-07-12 | パナソニックIpマネジメント株式会社 | 照明装置 |
KR102464032B1 (ko) * | 2016-01-12 | 2022-11-07 | 쑤저우 레킨 세미컨덕터 컴퍼니 리미티드 | 렌즈, 이를 포함하는 발광소자 패키지 및 디스플레이 장치 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5574976B2 (ja) * | 2008-11-27 | 2014-08-20 | 京セラ株式会社 | 照明器具 |
JP4576491B1 (ja) * | 2009-08-24 | 2010-11-10 | フェニックス電機株式会社 | 発光装置 |
-
2011
- 2011-04-18 JP JP2011092358A patent/JP5620872B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2012226922A (ja) | 2012-11-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5260687B2 (ja) | 反射鏡付き照明器具 | |
JP5216113B2 (ja) | 発光装置 | |
RU2544393C2 (ru) | Светоизлучающее устройство и осветительный прибор | |
US20120081897A1 (en) | Luminaire | |
JP2000058925A (ja) | Ledランプ | |
CN102486267A (zh) | 全方位照射的发光二极管灯具 | |
JP6979551B1 (ja) | フィラメントランプ | |
KR101451861B1 (ko) | 차량용 램프 | |
EP1647764A3 (en) | Projector type vehicle headlamp unit | |
JP2007149552A (ja) | 照明装置 | |
JP2013149589A (ja) | 直管形ledランプ | |
US20110310625A1 (en) | Light Fixtures Comprising Organic Light Emitting Diodes | |
JP2015149157A (ja) | 車両用灯具 | |
CN106662295A (zh) | 具有虚拟光源的照明装置 | |
JP6600630B2 (ja) | 放射パターンを選択可能な照明 | |
JP5620872B2 (ja) | Led発光装置 | |
TW201128111A (en) | An electric lighting device | |
JP2022526654A (ja) | 発光デバイス | |
JP5125437B2 (ja) | 照明体 | |
JP2014102973A (ja) | 照明装置 | |
KR20130112527A (ko) | 이너부재를 포함한 차량용 램프 | |
RU2681309C2 (ru) | Световое устройство и светильник | |
TW201627961A (zh) | 號誌燈 | |
CN102261568A (zh) | 产生虚拟光源的照明装置 | |
KR101397588B1 (ko) | 차량용 헤드램프 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20131003 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20140515 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20140527 |
|
A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20140728 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20140826 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20140919 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 5620872 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
LAPS | Cancellation because of no payment of annual fees |