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Electrical control unit and control system comprising plural electrical control units

  • US 7,203,580 B2
  • Filed: 02/11/2004
  • Issued: 04/10/2007
  • Est. Priority Date: 02/19/2003
  • Status: Active Grant
First Claim
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1. An electrical control unit for use in a motor driven vehicle, said electrical control unit comprising:

  • a communication frame creating unit for creating first communication frames to be transmitted on an external communication bus in response to a request;

    a storage unit for temporarily storing second communication frames received from a second electrical control unit, the second communication frames being subjected to gateway processing by said first-mentioned electrical control unit for transmission to said external communication bus; and

    a transmission mediating unit for transmitting the first and second communication frames to said external communication bus with transmission priority being assigned alternately to first and second frames currently ready for transmission.

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