The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 12, 2003
Filed:
Nov. 10, 1999
Bikash Saha, Plano, TX (US);
Shahrokh Amirijoo, Richardson, TX (US);
Clive Fernando, Plano, TX (US);
Ericsson, Inc., Richardson, TX (US);
Abstract
A system for TOA positioning of a GPRS mobile station ( ) in a GSM network ( ) comprises a Gateway GPRS Support Node (GGSN) ( ) providing an interface to an LCS application ( ) and adapted to communicate with the GPRS mobile station ( ). The system further comprises a Base Station Subsystem ( ) serving the GPRS mobile station ( ). The BSS ( ) is communicably accessible by the LCS application ( ) through the GGSN ( ). The system also comprises a plurality of Location Management Units predisposed about the GSM network ( ) and configured to be utilized to measure the TOA of an access burst delivering positioning coordinates corresponding to an approximate position for the GPRS MS ( ). A Packet Control Unit ( ) is provided and adapted to communicate directly with LMUs ( ) that are GPRS capable and indirectly with non-GPRS LMUS ( ) through the BSS ( ).