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1. (WO2010115722) METHOD AND APPARATUS FOR DETERMINING LOCATION INFORMATION

Pub. No.:    WO/2010/115722    International Application No.:    PCT/EP2010/053904
Publication Date: Fri Oct 15 01:59:59 CEST 2010 International Filing Date: Fri Mar 26 00:59:59 CET 2010
IPC: H04L 29/08
H04W 4/02
Applicants: THOMSON LICENSING
CHEN, Jian Feng
LIU, Peng
LIAO, Ning
SHI, Yun Tao
XIANG, Juan
NIU, Ben
Inventors: CHEN, Jian Feng
LIU, Peng
LIAO, Ning
SHI, Yun Tao
XIANG, Juan
NIU, Ben
Title: METHOD AND APPARATUS FOR DETERMINING LOCATION INFORMATION
Abstract:
A method for determining location information used in an electronic device of a communication system including a plurality of electronic devices, comprising: transmitting a position request signal via a plurality of communication networks of the communication system; receiving a position response signal with respective location information from at least one electronic devices of the plurality of electronic devices; and determining position information of the electronic device by the received position response signal; wherein the position request signal is transmitted successively to the plurality of networks in a specific order among said networks until the location information of the electronic device is determined based on the location response signal.