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Telewriting device

  • US 6,408,058 B1
  • Filed: 07/27/1998
  • Issued: 06/18/2002
  • Est. Priority Date: 11/12/1997
  • Status: Expired due to Fees
First Claim
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1. A telewriting device enabling exchange of visual and voice information in real time with another such device communicating therewith via an external data communication line, the device comprising:

  • means for exchanging voice data, display means having a display surface, means for receiving manuscript traces for displaying manuscript input on the display surface in real time, means for processing manuscript trace data and other data to be exchanged, and interface means for exchanging the manuscript trace data and said other data over the external data communication line, wherein the data processing means comprise;

    a first control unit managing said other data, said first control unit being connected to the interface means by a first link specific to the first control unit for exchanging said other data over the external data communication line, and a second control unit able to operate in parallel with the first control unit, for controlling the manuscript trace receiving means, said second control unit being connected to the interface means by a second link specific to the second control unit for exchanging manuscript trace data over the external data communication line.

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