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.

Date of Patent:
Nov. 29, 2022

Filed:

Mar. 15, 2017
Applicant:

Nokia Solutions and Networks Oy, Espoo, FI;

Inventors:

Hannu Petri Hietalahti, Kiviniemi, FI;

Jussi-Pekka Koskinen, Oulu, FI;

Jennifer Liu, Plano, TX (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04M 15/00 (2006.01); H04W 76/18 (2018.01); H04W 48/02 (2009.01); H04W 48/16 (2009.01); H04W 48/18 (2009.01); H04W 60/04 (2009.01);
U.S. Cl.
CPC ...
H04M 15/88 (2013.01); H04W 48/02 (2013.01); H04W 48/16 (2013.01); H04W 48/18 (2013.01); H04W 60/04 (2013.01); H04W 76/18 (2018.02);
Abstract

Various communication systems may benefit from improved network signaling or attachment. A method, in certain embodiments, may include receiving at a network node an initial attachment request message from a user equipment. The method may also include issuing a back-off timer when accepting the initial attachment request from the user equipment. The back-off timer may include a duration of time in which the user equipment is not allowed to reattach to a network. In addition, the method may include receiving at the network node another attachment request message from the user equipment. Further, the method may include determining whether the duration of the back-off timer has lapsed, and rejecting the another attachment request from the user equipment when the duration of time of the back-off timer has not lapsed.


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