| 摘要 |
The high voltage stabilizing circuit includes a voltage generator for generating a horizontal supply voltage when a voltage is input, a high voltage generator for receiving the output of the voltage generator and generating a high voltage, a proportion voltage generator for generating a voltage proportioned to the controlling location of a contrast and bright by receiving a contrast signal and bright signal, a video voltage amplifier for amplifying a video signal by a predetermined level, an adder for adding up the outputs of the video voltage amplifier, an integrating circuit for integrating the output of the adder and removing high frequency component from it, and a voltage gain controller for controlling the horizontal supply voltage from the voltage generator by generating a voltage gain control signal according to the outputs of the proportion voltage generator and integrating circuit.
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