Vehicle communication system

  • US 6,229,434 B1
  • Filed: 08/03/1999
  • Issued: 05/08/2001
  • Est. Priority Date: 03/04/1999
  • Status: Expired due to Term
First Claim
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1. A communication circuit for use in a vehicle, comprising:

  • a first electronic module adapted to be coupled to a power supply of the vehicle;

    a second electronic module disposed in a housing of an outside rearview mirror assembly; and

    a dedicated electrical conductor coupled between said first and second modules to provide a transmission path through which power may be supplied and through which bi-directional serial communication is enabled, wherein said first module supplies power to said second module through said dedicated electrical conductor and wherein said first and second modules transmit serial data to one another through said dedicated electrical conductor.

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