发明申请
US20100308833A1 LIGHTING UNIT WITH COMPENSATION FOR OUTPUT FREQUENCY, AND METHOD FOR DETERMINING OUTPUT FREQUENCY
有权
具有输出频率补偿的照明单元,以及用于确定输出频率的方法
- 专利标题: LIGHTING UNIT WITH COMPENSATION FOR OUTPUT FREQUENCY, AND METHOD FOR DETERMINING OUTPUT FREQUENCY
- 专利标题(中): 具有输出频率补偿的照明单元,以及用于确定输出频率的方法
-
申请号: US12867218申请日: 2009-02-09
-
公开(公告)号: US20100308833A1公开(公告)日: 2010-12-09
- 发明人: Radu Surdeanu , Viet Nguyen Hoang , Benoit Bataillou , Pascal Bancken , David Van Steenwinckel
- 申请人: Radu Surdeanu , Viet Nguyen Hoang , Benoit Bataillou , Pascal Bancken , David Van Steenwinckel
- 申请人地址: NL Eindhoven
- 专利权人: NXP B.V.
- 当前专利权人: NXP B.V.
- 当前专利权人地址: NL Eindhoven
- 优先权: EP08101668.5 20080215
- 国际申请: PCT/IB09/50531 WO 20090209
- 主分类号: G01R31/44
- IPC分类号: G01R31/44 ; H05B37/02 ; G09G5/10
摘要:
A method of determining the dominant output wavelength of an LED, comprises determining an electrical characteristic of the LED which is dependent on the voltage-capacitance characteristics, and analysing the characteristic to determine the dominant output wavelength.
公开/授权文献
信息查询