04731613 is referenced by 95 patents and cites 2 patents.

An improved positioning system for a vehicle is shown. In the system, when radio wave can be received from only one satellite, the current position of the vehicle is computed based on a pair of navigational data, which are brought by radio wave received at the current time and by radio wave received at an earlier time.

Title
Positioning system for a vehicle
Application Number
6/804511
Publication Number
4731613
Application Date
December 4, 1985
Publication Date
March 15, 1988
Inventor
Motoki Hirano
Mountain View
CA, US
Hiroshige Fukuhara
Yokosuka
JP
Hiroshi Endo
Yokosuka
JP
Agent
Schwartz Jeffery Schwaab Mack Blumenthal & Evans
Assignee
Nissan Motor Company
JP
IPC
H04B 7/185
G01C 21/00
G01S 3/02
G01S 5/02
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