07643834 is referenced by 49 patents and cites 43 patents.

System for providing alert-based communication services for which corresponding alert conditions to be met by mobile stations are defined. The system includes an alert engine capable of firing alerts associated with the alert-based communication services if location data regarding the mobile stations is indicative of the mobile stations meeting the alert conditions corresponding to the alert-based communication services. A requirements engine is provided for determining an expected earliest future time at which at least one alert condition is capable of being met by a particular mobile station and outputting a data element indicative of a requirement to obtain updated location data about the particular mobile station in advance of the expected earliest future time. Also provided is a scheduler for receiving expiry times data indicative of a plurality of expiry times relating to respective location requests, processing the expiry times data for determining an order for servicing the location requests by positioning determining equipment (PDE) at least in part on a basis on the expiry times of the location requests and an output for interfacing with the PDE, allowing it to service the location requests according to the order determined.

Title
System for providing alert-based services to mobile stations in a wireless communications network
Application Number
10/483778
Publication Number
7643834 (B2)
Application Date
July 16, 2002
Publication Date
January 5, 2010
Inventor
Joel A Susal
Palo Alto
CA, US
Philip Nathan Klein
Providence
RI, US
Scott Allen Hotes
El Cerrito
CA, US
Tasso Roumeliotis
Berkeley
CA, US
Igor V Ioppe
San Francisco
CA, US
Agent
Dovas Law P C
Assignee
Wavemarket
CA, US
IPC
H04W 24/00
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