Patent · US Expired

Process and device for estimating the speed of movement of a mobile terminal, in particular a cellular mobile telephone

US6987971B2 · kind B2 · utility

6Cited by
3References
30Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 30, 2002
Grant dateJan 17, 2006
Priority date
Expiry dateDec 22, 2023

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01S11/06
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

Estimating the speed of movement of a mobile terminal of a wireless communication system communicating with a base station includes calculating a normalized auto-covariance of the instantaneous power of the signal received by the mobile terminal or by the base station.

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