Gps assistance data delivery method and system

Details Gps assistance data delivery method and system Gps assistance data delivery method and system

G - Physics

01

S

G01S 5/14 (2006.01) H04Q 7/20 (2006.01) H04Q 7/36 (2006.01) H04Q 7/32 (2006.01)

Patent

CA 2371387

A Network Assisted Mobile Terminal GPS system includes a plurality of GPS-capable mobile terminals (10) each having a transceiver, and a wireless telecommunications network (32) having at least one base site transceiver (30) for transmitting GPS Assistance Data to individual ones of the plurality of GPS-capable mobile stations using a point-to-paint signalling protocol. In the illustrative embodiment described herein the point-to-point signalling protocol is comprised of at least one of an IMSI (International Mobile Subscriber Identity) Attach, a Normal Location Update, or a Periodic Location Update signalling protocol.

L'invention concerne un réseau de terminaux mobiles assistés par GPS, qui inclut plusieurs terminaux mobiles assistés par GPS (10) comprenant chacun un émetteur-récepteur, et un réseau de télécommmunications sans fil (32) comprenant au moins un émetteur-récepteur (32) d'équipement de cellule servant à transmettre des données d'assistance par GPS à des stations mobiles individuelles assistées par GPS, au moyen d'un protocole de signalisation point à point. Dans le mode de réalisation ci-décrit, le protocole de signalisation point à point est constitué d'au moins un protocole de signalisation de liaison IMSI (identité internationale d'abonné mobile), ou de mise à jour de localisation normale, ou de mise à jour de localisation périodique.

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