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Active matrix device and display

  • US 6,952,244 B2
  • Filed: 02/20/2002
  • Issued: 10/04/2005
  • Est. Priority Date: 02/27/2001
  • Status: Expired due to Fees
First Claim
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1. An active matrix device comprising an array of picture elements, each of which comprises an image element, a first charge storage element connected to the image element, and a first semiconductor switch for connecting a data line to the first charge storage element and the image element, characterised in that each picture element comprises a second charge storage element and a second semiconductor switch switchable independently of the first switch to connect the second charge storage element to the first charge storage element and the image element so as to increase the charge storage capacity.

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