发明名称 |
CIRCUIT AND METHOD FOR GENERATING PWM SIGNAL FOR DC-DC CONVERTER USING DIMMING SIGNAL AND LED DRIVING CIRCUIT FOR BACKLIGHT HAVING THE SAME |
摘要 |
A pulse width modulation (PWM) signal generating circuit that generates a PWM signal for a DC-DC converter using a dimming signal is provided. The PWM signal generating circuit includes a normal PWM signal generator configured to generate a normal PWM signal based on a clock signal provided to the DC-DC converter, and a compensation PWM signal generator configured to generate a compensation PWM signal based on the clock signal and the dimming signal.
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申请公布号 |
US2011227502(A1) |
申请公布日期 |
2011.09.22 |
申请号 |
US201113023580 |
申请日期 |
2011.02.09 |
申请人 |
MAGNACHIP SEMICONDUCTOR, LTD. |
发明人 |
KIM EUNG-SUEN;HAN JIN-SUB;BAIK SEUNG-BEOM;LIM CHANG-SIK |
分类号 |
H05B37/02 |
主分类号 |
H05B37/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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