JP5808908B2 - 検知用のledを伴う照明デバイス - Google Patents
検知用のledを伴う照明デバイス Download PDFInfo
- Publication number
- JP5808908B2 JP5808908B2 JP2010503645A JP2010503645A JP5808908B2 JP 5808908 B2 JP5808908 B2 JP 5808908B2 JP 2010503645 A JP2010503645 A JP 2010503645A JP 2010503645 A JP2010503645 A JP 2010503645A JP 5808908 B2 JP5808908 B2 JP 5808908B2
- Authority
- JP
- Japan
- Prior art keywords
- led
- controller
- driver
- light
- state
- 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
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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]
- H05B45/20—Controlling the colour of the light
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
- B60Q1/30—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating rear of vehicle, e.g. by means of reflecting surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q11/00—Arrangement of monitoring devices for devices provided for in groups B60Q1/00 - B60Q9/00
-
- 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]
- H05B45/20—Controlling the colour of the light
- H05B45/22—Controlling the colour of the light using optical feedback
-
- 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]
- H05B45/30—Driver circuits
- H05B45/37—Converter circuits
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Description
− LED4、
− LEDを駆動するドライバ3、
− ドライバを制御するコントローラ2
を含む、照明デバイス10を提供する。
Claims (6)
- 少なくとも1つのLEDと、
前記LEDを駆動するドライバと、
前記ドライバを制御するコントローラであって、測定された光のレベルを示す測定信号を受信するセンサ入力部を有するコントローラと
を含む、照明デバイスであって、
前記LEDが、前記コントローラの前記センサ入力部にカップリングされ、
前記コントローラは、駆動状態および測定状態で動作することができ、
前記コントローラは、動作中において、前記駆動状態と前記測定状態との間で交互に動作し、
前記コントローラは、前記駆動状態においては、前記LEDが光を生成するようになす、前記ドライバ用の制御信号を生成し、
前記コントローラは、前記測定状態においては、前記ドライバが一切のLED電流を生成しないようになす、前記ドライバ用の制御信号を生成し、かつ前記LEDから受信した入力信号を、光測定信号として処理し、
1つの同一の前記LEDが、光の生成および光の検知に、交互に使用されるようになす、前記照明デバイスを含む、少なくとも1つの他の光源に応答する自動切換照明システムであって、
前記コントローラが、前記測定状態の最低限の持続時間を確保できるように、前記駆動状態の持続時間を制限する、自動切換照明システム。 - 前記コントローラは、前記測定状態において、前記LEDから受信した前記入力信号に基づいて、前記LEDの所望の光出力に関する決定を行うように構成されており、
前記コントローラは、前記駆動状態において、前記LEDにより発せられる平均の光出力が、前記測定状態で決定された前記所望の光出力に対応するものとなるよう、前記ドライバ用の制御信号を生成するように構成されていることを特徴とする請求項1記載の自動切換照明システム。 - 前記コントローラは、前記駆動状態において、平均のLED電流が、前記測定状態で決定された値を有するものとなるよう、前記ドライバ用の制御信号を生成するように構成されていることを特徴とする請求項2記載の自動切換照明システム。
- 前記照明デバイスが、LED電流の平均の強さを変化させられるように構成されていることを特徴とする請求項3記載の自動切換照明システム。
- 前記ドライバが、公称LED電流を用いて前記LEDを駆動するように構成されており、
前記コントローラは、前記駆動状態において、前記ドライバが前記公称LED電流を生成するよう、前記ドライバ用の制御信号を生成するように構成されており、
前記コントローラは、前記駆動状態の持続時間を変化させるように構成されていることを特徴とする請求項3記載の自動切換照明システム。 - 前記コントローラは、前記駆動状態において、前記LEDから受信した前記入力信号を無視することを特徴とする請求項1記載の自動切換照明システム。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP07106600.5 | 2007-04-20 | ||
EP07106600 | 2007-04-20 | ||
PCT/IB2008/051426 WO2008129453A1 (en) | 2007-04-20 | 2008-04-15 | Lighting device with a led used for sensing |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010525567A JP2010525567A (ja) | 2010-07-22 |
JP5808908B2 true JP5808908B2 (ja) | 2015-11-10 |
Family
ID=39682479
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010503645A Expired - Fee Related JP5808908B2 (ja) | 2007-04-20 | 2008-04-15 | 検知用のledを伴う照明デバイス |
Country Status (6)
Country | Link |
---|---|
US (1) | US8258707B2 (ja) |
EP (1) | EP2140733B1 (ja) |
JP (1) | JP5808908B2 (ja) |
KR (1) | KR101618582B1 (ja) |
CN (1) | CN101675709B (ja) |
WO (1) | WO2008129453A1 (ja) |
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2008
- 2008-04-15 KR KR1020097024277A patent/KR101618582B1/ko not_active IP Right Cessation
- 2008-04-15 WO PCT/IB2008/051426 patent/WO2008129453A1/en active Application Filing
- 2008-04-15 CN CN2008800127486A patent/CN101675709B/zh not_active Expired - Fee Related
- 2008-04-15 US US12/595,646 patent/US8258707B2/en not_active Expired - Fee Related
- 2008-04-15 EP EP08737850.1A patent/EP2140733B1/en not_active Not-in-force
- 2008-04-15 JP JP2010503645A patent/JP5808908B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN101675709B (zh) | 2011-10-05 |
US8258707B2 (en) | 2012-09-04 |
CN101675709A (zh) | 2010-03-17 |
KR20100017221A (ko) | 2010-02-16 |
JP2010525567A (ja) | 2010-07-22 |
KR101618582B1 (ko) | 2016-05-09 |
EP2140733A1 (en) | 2010-01-06 |
US20100117543A1 (en) | 2010-05-13 |
EP2140733B1 (en) | 2013-06-19 |
WO2008129453A1 (en) | 2008-10-30 |
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