Patent · US Expired

Wireless terminal positioning method and apparatus

US6694142B1 · kind B1 · utility

40Cited by
13References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 21, 2000
Grant dateFeb 17, 2004
Priority date
Expiry dateMay 29, 2021

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01S5/14
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

In a wireless terminal position measuring method for estimating the position of a terminal using signals sent from at least three base stations accommodated by a cellular communication system, position of the terminal is estimates according to the triangulation method by selecting three base stations arbitrarily, a plurality of estimated positions thus calculated are stored in a memory and averaged thereafter to obtain a final estimated position.

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