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DRIVING APPARATUS, DRIVING APPARATUS OPERATING METHOD, AND SELF-JUDGEMENT SLEW RATE ENHANCING AMPLIFIER

  • US 20130286002A1
  • Filed: 04/29/2013
  • Published: 10/31/2013
  • Est. Priority Date: 04/27/2012
  • Status: Active Grant
First Claim
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1. A driving apparatus, applied to a liquid crystal display, the driving apparatus comprising:

  • a first latch, for storing a second data signal;

    a second latch, coupled to the first latch, for storing a first data signal, wherein the first data signal is previous to the second data signal;

    an output buffer; and

    a slew rate enhancing module, coupled to the first latch, the second latch, and the output buffer respectively, for comparing the first data signal and the second data signal to generate a compared result, and correspondingly output a control signal to the output buffer according to the compared result to control a driving current of the output buffer.

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