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Semi-permanent electronic paper

  • US 7,643,005 B2
  • Filed: 01/20/2005
  • Issued: 01/05/2010
  • Est. Priority Date: 01/20/2005
  • Status: Expired due to Fees
First Claim
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1. An apparatus comprising:

  • circuitry configured to substantially semi-permanently write to a first region of an electronic paper;

    circuitry configurable to conditionally disenable an entity from writing to the first region of the electronic paper by determining whether an image to be written to the electronic paper is to be written to the first region and, if the image is to be written to the first region and the first region has previously been written to a specified number of times, disenabling the image from being written to the first region,wherein determining whether to disenable the image from being written to the first region includes receiving an identity of the first region from a source independent of the electronic paper.

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