Method and apparatus for measuring relative heading changes in a

Details Method and apparatus for measuring relative heading changes in a Method and apparatus for measuring relative heading changes in a

1986-03-21

1988-11-29

Chin, Gary

Boots, shoes, and leggings

364451, 364460, 340988, G06F 1550

Patent

active

047886455

ABSTRACT:
A method and apparatus for measuring relative heading changes in a vehicular onboard navigation system is provided comprising apparatus for providing signals corresponding to differential wheel distance measurements, the velocity and wheel tracking distance of the vehicle. When front wheel distance measurements are used in a vehicle having an Ackerman-type steering system, an apparatus for providing a signal corresponding to an effective front wheel tracking distance as a function of the curvature of turn is also provided.

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patent: 4679147 (1987-07-01), Tsujii et al.

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