Invention Grant
US08853960B2 Dimming control circuit and method for generating analog and digital signals according to one analog control signal
有权
调光控制电路和根据一个模拟控制信号产生模拟和数字信号的方法
- Patent Title: Dimming control circuit and method for generating analog and digital signals according to one analog control signal
- Patent Title (中): 调光控制电路和根据一个模拟控制信号产生模拟和数字信号的方法
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Application No.: US12287314Application Date: 2008-10-08
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Publication No.: US08853960B2Publication Date: 2014-10-07
- Inventor: Chiawei Liao , Hsin-Kai Chiang
- Applicant: Chiawei Liao , Hsin-Kai Chiang
- Applicant Address: TW Chupei, Hsin-Chu
- Assignee: Richtek Technology Corporation, R.O.C.
- Current Assignee: Richtek Technology Corporation, R.O.C.
- Current Assignee Address: TW Chupei, Hsin-Chu
- Agency: Tung & Associates
- Priority: TW96145445A 20071129
- Main IPC: G05F1/00
- IPC: G05F1/00 ; H05B37/02 ; H05B39/04 ; H05B41/36
Abstract:
The present invention discloses a dimming control circuit and a method for generating analog and digital signals according to an analog control signal. The dimming control circuit according to the present invention comprises an input for receiving an analog control signal; a digital dimming circuit for receiving the analog control signal and generating a digital signal; an analog dimming circuit for receiving the analog control signal and generating an analog signal; and a power circuit enabled by the digital signal for converting a supply voltage to an output voltage according to the analog signal generated by the analog dimming circuit.
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