发明名称 |
LED lighting device and lighting equipment |
摘要 |
<p>An LED lighting device including a DC power source circuit, a high frequency generation circuit which includes an inverter circuit having switching elements and a resonance circuit having a series-connected inductor and condenser, in which the switching elements are on-off controlled by a no-load resonance frequency of the resonance circuit, and DC voltage input from the DC power source circuit is converted into a high frequency AC voltage, a rectification smoothing circuit having an input side which is connected between both edges of the condenser or both edges of the inductor; and a light emitting diode series connected to an output side of the rectification smoothing circuit.</p> |
申请公布号 |
EP2161970(A2) |
申请公布日期 |
2010.03.10 |
申请号 |
EP20090252080 |
申请日期 |
2009.08.27 |
申请人 |
TOSHIBA LIGHTING & TECHNOLOGY CORPORATION |
发明人 |
KITAMURA, NORIYUKI;TAKAHASHI, YUJI |
分类号 |
H05B33/08 |
主分类号 |
H05B33/08 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|