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:
Oct. 28, 2008
Filed:
Jan. 31, 2006
Ruth Schaefer Gayde, Naperville, IL (US);
Douglas Harvey Riley, Naperville, IL (US);
Ruth Schaefer Gayde, Naperville, IL (US);
Douglas Harvey Riley, Naperville, IL (US);
Lucent Technologies Inc., Murray Hill, NJ (US);
Abstract
A system and method is provided for surveilling call terminations to a roaming mobile in a wireless telecommunications network in which Location Request Queries (LRQs) for the target mobile can be sent from any MSC in the network. The system and method include forcing the path of the target mobile's call terminations through a predetermined Target Intercept Access Point (TIAP) for surveillance while meeting CALEA constraints including the requirement that information about surveillance may not be shared over public interfaces.