Invention Grant
US08698723B1 Method of driving active matrix displays 有权
驱动有源矩阵显示器的方法

  • Patent Title: Method of driving active matrix displays
  • Patent Title (中): 驱动有源矩阵显示器的方法
  • Application No.: US13747364
    Application Date: 2013-01-22
  • Publication No.: US08698723B1
    Publication Date: 2014-04-15
  • Inventor: Nongqiang Fan
  • Applicant: Nongqiang Fan
  • Main IPC: G09G3/36
  • IPC: G09G3/36
Method of driving active matrix displays
Abstract:
Method of driving a pixel element having a first capacitive element, a first transistor, and a compound-switch that includes at least one switching transistor and at least one secondary switching element. The method includes (1) setting the bias voltage of the first transistor to a value that is substantially close to a threshold voltage of the first transistor at the end of a first time period after starting changing a voltage across the first capacitive element at the beginning of the first time period, and (2) writing a pixel data into the pixel element to change the bias voltage of the first transistor to a target value that is different from the threshold voltage of the first transistor during a second time period while keeping the compound-switch at conducting state. The first time period is at least three times as long as the second time period.
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