JP6202419B2 - 照明器具 - Google Patents
照明器具 Download PDFInfo
- Publication number
- JP6202419B2 JP6202419B2 JP2011198278A JP2011198278A JP6202419B2 JP 6202419 B2 JP6202419 B2 JP 6202419B2 JP 2011198278 A JP2011198278 A JP 2011198278A JP 2011198278 A JP2011198278 A JP 2011198278A JP 6202419 B2 JP6202419 B2 JP 6202419B2
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- light emitting
- semiconductor light
- emitting element
- power
- 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.)
- Active
Links
Images
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/40—Details of LED load circuits
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
- H05B45/59—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits for reducing or suppressing flicker or glow effects
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Led Devices (AREA)
Description
図1は、本実施形態の照明器具A1の概略構成を示しており、電源回路1と、光源ユニット2と、器具外郭4とで構成される。
1 電源回路
2 光源ユニット
3 半導体発光素子
4 器具外郭
10 交流電源
SW1 スイッチ
Ca 浮遊容量
Wa1,Wa2 給電路
Wa3,Wa4 接地経路
Claims (1)
- 接地相を有する交流電源から一対の給電路を介して入力された交流を整流および昇圧した直流電力を出力する非絶縁型の電源回路と、
前記電源回路が出力する前記直流電力によって点灯する複数の半導体発光素子、およびケースを有する光源ユニットと、
接地経路を介して接地された導電材料で形成されて、前記電源回路および前記光源ユニットを設けた器具外郭とを備えて、
前記接地相の給電路が遮断された場合、前記半導体発光素子は、前記交流電源から、前記光源ユニットと前記器具外郭との間に形成された浮遊容量、および前記接地経路を介して交流電力を供給され、
前記交流電源の電圧の最大振幅を前記半導体発光素子の直列接続数で除した値が閾値未満となり、前記閾値は、前記半導体発光素子の発光レベルが人の目に認識できない順電圧の値である
ことを特徴とする照明器具。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011198278A JP6202419B2 (ja) | 2011-09-12 | 2011-09-12 | 照明器具 |
US13/563,173 US8754588B2 (en) | 2011-09-12 | 2012-07-31 | Illumination apparatus |
EP12178770.9A EP2568771B1 (en) | 2011-09-12 | 2012-08-01 | Illumination apparatus |
CN201210277934.0A CN103002619B (zh) | 2011-09-12 | 2012-08-06 | 照明设备 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011198278A JP6202419B2 (ja) | 2011-09-12 | 2011-09-12 | 照明器具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013062064A JP2013062064A (ja) | 2013-04-04 |
JP6202419B2 true JP6202419B2 (ja) | 2017-09-27 |
Family
ID=46969980
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011198278A Active JP6202419B2 (ja) | 2011-09-12 | 2011-09-12 | 照明器具 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8754588B2 (ja) |
EP (1) | EP2568771B1 (ja) |
JP (1) | JP6202419B2 (ja) |
CN (1) | CN103002619B (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103712113A (zh) * | 2013-12-31 | 2014-04-09 | 李忠训 | 一种基于220v交流电的led广告灯箱侧打光灯条 |
US10028345B2 (en) | 2016-06-02 | 2018-07-17 | Elemental LED, Inc. | Linear lighting with distributed onboard power conversion and filtering |
US9784421B1 (en) | 2016-06-02 | 2017-10-10 | Elemental LED, Inc. | Linear lighting with distributed onboard power conversion |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7066628B2 (en) * | 2001-03-29 | 2006-06-27 | Fiber Optic Designs, Inc. | Jacketed LED assemblies and light strings containing same |
JP4007096B2 (ja) | 2002-06-28 | 2007-11-14 | 松下電工株式会社 | 照明装置 |
JP4512938B2 (ja) | 2003-08-22 | 2010-07-28 | 寛一 大杉 | ダイナモを電源とする発光ダイオードランプ |
JP2006222412A (ja) | 2005-01-17 | 2006-08-24 | Citizen Electronics Co Ltd | 発光装置 |
CN101310568A (zh) * | 2005-11-14 | 2008-11-19 | 新田株式会社 | 荧光灯的点亮装置 |
KR20080083659A (ko) * | 2005-12-14 | 2008-09-18 | 코닌클리즈케 필립스 일렉트로닉스 엔.브이. | Led를 고주파 변조시키기 위한 회로장치, 시스템 및 방법 |
TW200816608A (en) * | 2006-09-26 | 2008-04-01 | Beyond Innovation Tech Co Ltd | DC/DC converter |
JP4784493B2 (ja) * | 2006-11-22 | 2011-10-05 | パナソニック電工株式会社 | 電源別置型のled点灯装置 |
US8587217B2 (en) * | 2007-08-24 | 2013-11-19 | Cirrus Logic, Inc. | Multi-LED control |
JP5090208B2 (ja) * | 2008-02-25 | 2012-12-05 | コイズミ照明株式会社 | 発光ダイオード点灯回路および照明装置 |
JP5145146B2 (ja) | 2008-07-07 | 2013-02-13 | 昭和電工株式会社 | 照明システム |
JP2010074215A (ja) | 2008-09-16 | 2010-04-02 | Pioneer Electronic Corp | 通信機器、情報通信システム、通信機器の通信制御方法およびプログラム |
JP2010199522A (ja) | 2009-02-27 | 2010-09-09 | Toshiba Lighting & Technology Corp | Led点灯装置 |
JP5515931B2 (ja) * | 2009-04-24 | 2014-06-11 | 東芝ライテック株式会社 | 発光装置及び照明装置 |
WO2011042999A1 (ja) | 2009-10-07 | 2011-04-14 | シャープ株式会社 | 光源モジュール、及びそれを備えた電子機器 |
-
2011
- 2011-09-12 JP JP2011198278A patent/JP6202419B2/ja active Active
-
2012
- 2012-07-31 US US13/563,173 patent/US8754588B2/en not_active Expired - Fee Related
- 2012-08-01 EP EP12178770.9A patent/EP2568771B1/en not_active Not-in-force
- 2012-08-06 CN CN201210277934.0A patent/CN103002619B/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP2568771A1 (en) | 2013-03-13 |
CN103002619A (zh) | 2013-03-27 |
EP2568771B1 (en) | 2018-10-10 |
JP2013062064A (ja) | 2013-04-04 |
US8754588B2 (en) | 2014-06-17 |
CN103002619B (zh) | 2015-05-06 |
US20130063038A1 (en) | 2013-03-14 |
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