Patent · US Active

Convergence zone

US9086479B2 · kind B2 · utility

4Cited by

21References

15Claims

0Family size

Assignee

CAMBRIDGE SILICON RADIO LIMITED · GB

Inventors

Anthony Richard Pratt · Cambridge, GB
Murray Robert Jarvis · Stapleford, GB

Key dates

Filing date	Jan 5, 2012
Grant date	Jul 21, 2015
Priority date	—
Expiry date	May 7, 2033

Classification

Technology area (CPC G)Physics
CPC primaryG01S19/25
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

Apparatus for calculating the location of a receiver in a satellite navigation system, the apparatus being arranged to calculate a location of the receiver by means of an algorithm that utilizes an estimate of receiver location and/or an estimate of absolute time, the apparatus being arranged to perform the calculation in such a way as to extend a convergence zone within which the algorithm is capable of generating the correct location for the receiver despite an error in the estimate(s).

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