×

Method for detecting relative travel direction of a vehicle

  • US 5,343,400 A
  • Filed: 06/19/1992
  • Issued: 08/30/1994
  • Est. Priority Date: 09/04/1990
  • Status: Expired due to Term
First Claim
Patent Images

1. A method for detecting the relative travel direction of a vehicle, said method comprising:

  • a calculating step for calculating travel locus vectors of the vehicle on the basis of data related to the rotational angle of a pair of wheels of the vehicle, said calculation step being carried out at time intervals having a prescribed value for a predetermined range of values of at least one traveling condition of the vehicle selected from its traveling speed and its turning angle;

    a detecting step for detecting said traveling condition of the vehicle; and

    ,a setting step for changing said prescribed value of the time intervals in response to a value of said traveling condition of the vehicle outside of said predetermined range of values.

View all claims
  • 9 Assignments
Timeline View
Assignment View
    ×
    ×