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Pixel circuit with integrated amplifer

  • US 5,831,258 A
  • Filed: 08/20/1996
  • Issued: 11/03/1998
  • Est. Priority Date: 08/20/1996
  • Status: Expired due to Term
First Claim
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1. A pixel amplifier circuit including a plurality of devices on a shared substrate, comprising:

  • a first gate line;

    a second gate line;

    a data line;

    a bias line;

    a photosensor having first and second contacts;

    an amplifier transistor, having a source contact connected to said first contact of said photosensor, a gate contact connected to said second contact of said photosensor, and a drain contact;

    a thin film pass transistor having a source contact connected to said drain contact of said amplifier transistor, a gate contact connected to said first gate line, and a drain contact connected to said data line; and

    a thin film reset transistor having a source contact connected to said data line, a gate contact connected to said second gate line, and a drain contact connected to said second contact of said photosensor.

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