Method and arrangement for communicating between vehicles

  • US 20020198632A1
  • Filed: 04/09/2002
  • Published: 12/26/2002
  • Est. Priority Date: 10/22/1997
  • Status: Active Grant
  • ×
    • Pin Icon | RPX Insight
    • Pin
First Claim
Patent Images

1. A method for transferring information between a vehicle and a transmitter, comprising the steps of:

  • transmitting a unique pseudorandom noise signal by the transmitter in a carrier-less fashion composed of frequencies within a pre-selected band;

    encoding information in the noise signal relating to an identification of the transmitter and a position of the transmitter; and

    providing the vehicle with means for extracting the information from the noise signal.

View all claims