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:
Aug. 04, 2015

Filed:

Aug. 06, 2012
Applicants:

Ok-seon Lee, Suwon-si, KR;

Pil-yong Hwang, Gimpo-si, KR;

Inventors:

Ok-Seon Lee, Suwon-si, KR;

Pil-Yong Hwang, Gimpo-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 7/00 (2006.01); H04W 8/26 (2009.01); H04W 8/00 (2009.01); H04W 84/18 (2009.01);
U.S. Cl.
CPC ...
H04W 8/26 (2013.01); H04W 8/005 (2013.01); H04W 84/18 (2013.01);
Abstract

An apparatus and a method for allocating a Device-to-Device (D2D) IDentity (ID) of a user terminal in an ad-hoc network are provided. The method includes determining that a first D2D ID allocated to the user terminal is duplicated with a second D2D ID allocated to at least one other terminal located within a predefined range from the user terminal, determining whether the user terminal is in communication, when the first D2D ID is duplicated with the second D2D ID, and changing the first D2D ID into a third D2D ID with reference to a D2D ID pool so that the first D2D ID is not duplicated with the second D2D ID, when the user terminal is not in communication.


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