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:
Apr. 19, 2016
Filed:
Dec. 28, 2011
Katsutoshi Nishida, Tokyo, JP;
Toshiyuki Tamura, Tokyo, JP;
Katsutoshi Nishida, Tokyo, JP;
Toshiyuki Tamura, Tokyo, JP;
NEC Corporation, Tokyo, JP;
Abstract
A mobile communication method according to the present invention includes the steps of: starting, by a UE, re-attach processing for MME#, upon receiving 'Paging'; transmitting, by MME#, 'DDN Ack' including “EPS Bearer ID#” included in “DDN” and “Cause=Re-Attach Success” (information indicating that re-attach processing is successful), to S-GW#specified by S-GW address #included in the “DDN”; and releasing, by S-GW#, a PDN connection #between S-GW#and P-GW#, upon receiving the “DDN Ack”, the PDN connection #corresponding to the “EPS Bearer ID#” included in the “DDN Ack”.