Voice service in evolved packet system | Patent Publication Number 20120014324

US 20120014324 A1
Patent NumberUS 08879503 B2
Application Number13244744
Filled DateSep 26, 2011
Priority DateJun 3, 2009
Publication DateJan 19, 2012
Original AssigneeBlackberry Ltd
Current Assignee3g Licensing S.a.
Inventor/ApplicantsChen Ho Chin
Stefano Faccin
Johanna Lisa Dwyer
Richard Charles Burbidge
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