COLLABORATIVE ASSISTED GLOBAL POSITIONING SYSTEM
First Claim
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10. An assisted global positioning system (AGPS) server, comprising:
- one or more processors;
a memory; and
an interface to communicate with a plurality of global positioning satellite (GPS) receivers, the interface being arranged toreceive satellite parameters, from at least one of the plurality of GPS receivers, for at least one satellite visible to the at least one GPS receiver of the plurality of GPS receivers; and
receive requests for assistance in acquiring and tracking satellites from requesting GPS receivers of the plurality of GPS receivers;
the one or more processors arranged to assist a requesting GPS receiver in handling multipath scenarios to acquire and track at least one satellite based on received satellite parameters.
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Abstract
An system and method for assisting global positioning system (GPS) receivers in acquiring and tracking satellites. A method for assisting GPS receivers in acquiring and tracking satellites includes receiving satellite parameters of at least one satellite visible to at least one GPS receiver. The method further includes receiving a request for assistance from a requesting GPS receiver and assisting the requesting GPS receiver in acquisition and tracking using the received satellite parameters.
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Citations
17 Claims
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10. An assisted global positioning system (AGPS) server, comprising:
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one or more processors; a memory; and an interface to communicate with a plurality of global positioning satellite (GPS) receivers, the interface being arranged to receive satellite parameters, from at least one of the plurality of GPS receivers, for at least one satellite visible to the at least one GPS receiver of the plurality of GPS receivers; and receive requests for assistance in acquiring and tracking satellites from requesting GPS receivers of the plurality of GPS receivers; the one or more processors arranged to assist a requesting GPS receiver in handling multipath scenarios to acquire and track at least one satellite based on received satellite parameters. - View Dependent Claims (1, 2, 3, 4, 5, 6, 7, 8, 9, 11, 12, 13, 14, 15, 16, 17)
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14-1. UE of claim 13, wherein the request is based on a determination that a first acquisition and tracking of satellites is not within a threshold accuracy.
Specification