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SCAN DRIVING CIRCUIT AND LCD DEVICE

  • US 20160284304A1
  • Filed: 06/25/2014
  • Published: 09/29/2016
  • Est. Priority Date: 05/20/2014
  • Status: Active Grant
First Claim
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1. A scan driving circuit, comprising:

  • a pull-up assembly;

    a pull-up control assembly that drives the pull-up assembly;

    a pull-down maintaining assembly;

    a reference low-level signal;

    a pull-down maintaining signal; and

    a down-transmitting assembly;

    wherein an output end of the pull-up assembly is coupled to a current scanning line, and the reference low-level signal is sent to the output end of the pull-up control assembly and the current scanning line via the pull-down maintaining assembly;

    the pull-down maintaining signal is sent to a control end of the pull-down maintaining assembly;

    a control end of the down-transmitting assembly is coupled to the output end of the pull-up control assembly and a control end of the pull-up assembly, and a current down-transmitting signal is output from an output end of the down-transmitting assembly.

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