| 摘要 |
A display device driving circuit for converting a binary display data into an AC signal having no DC component and supplying the AC signal to a display device including, a synchronizing circuit for receiving the display data, a binary modulating signal and a clock signal and for synchronizing the display data and the modulating signal with the clock signal, a decoder connected to the synchronizing circuit for generating a signal having a logic level corresponding to logic levels of the synchronized display data and modulating signal, and a power supply circuit connected to the decoder for outputting a voltage having an amplitude corresponding to the logic level of the signal received from the decoder to the display device.
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