Back to results
US 2006/0223549 A1Published application
Network system for aided GPS broadcast positioning
AssigneeSiRF Technology, Inc.
InventorSteve Chang
Life of this patent
Estimating the term…
Abstract
A network approach for aided GPS broadcast positioning where A-GPS data is made available in the network and broadcast via cell broadcast servers to wireless devices in order to reduce the time required to determine the position of a wireless device.
Claims25
A method for the transfer of aiding data in a wireless network, comprising:
- identifying a predetermined event at a location based service server;
- initiating a broadcast service request in response to the predetermined event, where the location based service server receives aiding data in response to the broadcast service request;
- generating a message containing aiding data;
- and
- transmitting the aiding data that is to be broadcast in the wireless network.
2 more elements
A device associated with a wireless network that transfer aiding data, comprising:
- An event trigger occurs at the device associated with the wireless network;
- A broadcast message is formatted by the device in response to the event trigger, where the device has access to the aiding data;
- and
- A transmitter coupled to the device transmits the broadcast message to the wireless network.
1 more element
A server executing a plurality of instructions for the transfer of aiding data in a wireless network, the plurality of instructions comprising instructions for:
- identifying a predetermined event at a location based service server;
- initiating a broadcast service request in response to the predetermined event, where the location based service server receives aiding data in response to the broadcast service request;
- generating a message containing aiding data;
- and
- transmitting the aiding data that is to be broadcast in the wireless network.
2 more elements
Dependencies are inferred from the claim text.