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Touch display apparatus, driving circuit thereof and driving method therefor, and electronic apparatus

  • US 10,133,415 B2
  • Filed: 06/23/2014
  • Issued: 11/20/2018
  • Est. Priority Date: 03/07/2014
  • Status: Active Grant
First Claim
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1. A driving circuit for a touch display apparatus, wherein the touch display apparatus is configured to perform touch detection and image display, and the touch display apparatus is provided with a plurality of gate lines arranged in a row direction and a plurality of data lines arranged in a column direction, wherein the driving circuit comprises a main control unit, a driving unit and a touch detection unit, and the driving unit is configured to:

  • drive the gate lines row by row; and

    send display data to a column of the data lines after driving each row of the gate lines, to send each row of the display data, whereinthe main control unit is connected to the driving unit and configured to;

    send image data section by section to the driving unit at a first speed; and

    stop sending the image data to the driving unit for a predetermined time period between time periods for sending sections of the image data;

    the driving unit is configured to;

    receive the image data sent by the main control unit; and

    output the display data corresponding to the received image data section by section to the touch display apparatus at a second speed, wherein the diving unit is configured to stop sending the display data to the touch display apparatus for the predetermined time period between time periods for sending sections of the display data;

    the touch detection unit is configured to perform the touch detection of the touch display apparatus in the predetermined time period, whereinthe predetermined time period is at least longer than a time period for sending one row of the display data; and

    the first speed is not higher than the second speed.

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