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:
May. 03, 2005
Filed:
Mar. 26, 1999
William D. Gentry, Cary, NC (US);
Samuel H. Christie, Iv, Cary, NC (US);
David P. Ress, Cary, NC (US);
R. Emery Hanzel, Apex, NC (US);
Kevin H. Klinge, Cary, NC (US);
Richard M. Coyle, Durham, NC (US);
William D. Gentry, Cary, NC (US);
Samuel H. Christie, IV, Cary, NC (US);
David P. Ress, Cary, NC (US);
R. Emery Hanzel, Apex, NC (US);
Kevin H. Klinge, Cary, NC (US);
Richard M. Coyle, Durham, NC (US);
Nortel Networks Limited, St. Laurent, CA;
Abstract
A system for providing wireline telephone services to wireless subscribers utilizing a packet data networkThe system includes a base station controller (BSC)a base station controller gateway (BGW)for providing client based services to mobile subscribers and providing protocol mapping between a mobile protocol and a packet data network protocol. The system further comprises a mobility gatekeeper (GK)for managing network mobility services for each wireless call including the establishment of a call control path and a speech path between said base station controller and a serving end office telephone point. The system also comprises a end office gateway (EOGW)for providing protocol conversion between the packet data network protocol and the end office point data protocol such that a wireless subscriber has access to all wireline services provided by the end office point. A mobile switching center (MSC)and mobile switching center gateway (MGW)are included to facilitate inter-system call handoffs into an existing circuit-switched wireless telephony network.