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Multiplexed TTY signaling for telematics

  • US 7,323,973 B1
  • Filed: 01/13/2006
  • Issued: 01/29/2008
  • Est. Priority Date: 07/29/2005
  • Status: Expired due to Fees
First Claim
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1. A telecommunications system for automatically providing collision notification information from a vehicle over a wireless public communications telephone network directly to a public safety answering point comprising:

  • means within said vehicle for sensing a collision;

    means within said vehicle for gathering data relating to said collision;

    means within said vehicle for automatically and directly calling said public safety answering point in response to said sensing means sensing a collision;

    means for sending said data in TTY mode directly to said public safety answering point, andmeans located at the public safety answering point for sending a command code back to said vehicle to control a function at said vehicle.

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