Patent · US Active

Enhanced aiding in GPS systems

US7724186B2 · kind B2 · utility

0Cited by

55References

11Claims

0Family size

Assignee

SIRF Technology, Inc. · US

Inventors

Marlene Wan · Cupertino, US
Lionel Jacques Garin · Palo Alto, US
Gengsheng Zhang · Cupertino, US

Key dates

Filing date	Jun 29, 2007
Grant date	May 25, 2010
Priority date	—
Expiry date	Aug 5, 2027

Classification

Technology area (CPC G)Physics
CPC primaryG01S19/05
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

An Aided Location Communication System (“ALCS”) is described. The ALCS may include a geolocation server including a non-GPS position server, at least one server aiding database, server position-determination module, and a server fusion module. The ALCS may also include an Aided Location Communication Device (“ALCD”) including a communication section in signal communication with the geolocation server, and a position-determination section having a GPS Engine.

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