Patent · US Expired

Navigation system

US6553309B2 · kind B2 · utility

142Cited by
3References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 1, 2001
Grant dateApr 22, 2003
Priority date
Expiry dateFeb 1, 2021

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01C21/3611
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A navigation system is provided with: a present position detecting device (16, 17, 18) for detecting a present position; and a navigation device (11, 20, 21, 22, 23, 24) for performing a navigation in correspondence with the detected present position on the basis of map data. The navigation system is also provided with a menu controlling device (11, 25, 26) for controlling a menu display of the navigation by using menu information capable of being updated.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.