Patent · US Expired

Position location system and method

US6581000B2 · kind B2 · utility

47Cited by

31References

10Claims

0Family size

Assignee

CARNEGIE MELLON UNIVERSITY · US

Inventors

Alexander H. Hills · Palmer, US
Jon P. Schlegel · Vienna, US
Mitchell Rappard · Lee's Summit, US

Key dates

Filing date	Jan 4, 2001
Grant date	Jun 17, 2003
Priority date	—
Expiry date	Jan 4, 2021

Classification

Technology area (CPC G)Physics
CPC primaryG01C22/006
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

A system for determining a position of a user. The system includes a distance sensor in communication with a position tracking device. The distance sensor is for detecting movement by the user, and the position tracking device is for determining the position of the user based on detection of movement by the user and a relative change in direction input from the user.

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