Semiconductor device and driving method, CPU, Image processing circuit and electronic device

Semiconductor device and driving method, CPU, Image processing circuit and electronic device

  • CN 1,536,664 A
  • Filed: 04/05/2004
  • Published: 10/13/2004
  • Est. Priority Date: 04/04/2003
  • Status: Active Application
First Claim
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1. semiconductor device is characterized in that:

  • The logical circuit that possesses the thin-film transistor on the insulating surface is arranged;

    AndDetect the work frequency of above-mentioned logical circuit, and this testing result exported to the detecting unit of threshold value control circuit,Above-mentioned thin-film transistor has the first grid electrode of input logic signal;

    And second gate electrode of importing the threshold value control signal from above-mentioned threshold value control circuit.

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