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Vehicle diagnostic device

  • US 8,010,249 B2
  • Filed: 09/27/2010
  • Issued: 08/30/2011
  • Est. Priority Date: 08/19/2004
  • Status: Active Grant
First Claim
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1. A vehicle data recorder, comprising:

  • a first connector that communicates with a vehicle'"'"'s computer and relays data to and from a vehicle;

    a processor that controls the vehicle data recorder functions;

    a memory in communication with the processor to store recorded data;

    a communication protocol controller in communication with the processor;

    a second connector that communicates with a host workstation to transfer the recorded data from the vehicle data recorder to the host workstation;

    a trigger button to initiate data recording by the vehicle data recorder, the trigger button communicates with the processor and is positioned at an end of a housing of the vehicle data recorder;

    an option card in communication with the communication protocol controller and configured to enable the vehicle data recorder to support new communication protocols through additional connections;

    a field programmable gate array (FPGA) that simulate circuits and communicates with the processor and memory, wherein the option card is configured to update configurations of the FPGA;

    a vehicle I/O that controls different communication protocols and communicates with the processor; and

    a power source connector for receiving an external power to power the vehicle data recorder and the option card.

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