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:
Dec. 16, 2014

Filed:

Aug. 04, 2010
Applicants:

Wei Zou, Shanghai, CN;

Zhenhong LI, Shanghai, CN;

Haifeng Wang, Shanghai, CN;

Gang Wu, Shanghai, CN;

Inventors:

Wei Zou, Shanghai, CN;

Zhenhong Li, Shanghai, CN;

Haifeng Wang, Shanghai, CN;

Gang Wu, Shanghai, CN;

Assignee:

Nokia Corporation, Espoo, FI;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04W 4/00 (2009.01); H04W 72/04 (2009.01); H04W 76/02 (2009.01); H04W 16/10 (2009.01); H04W 72/02 (2009.01);
U.S. Cl.
CPC ...
H04W 72/044 (2013.01); H04W 76/023 (2013.01); H04W 72/0453 (2013.01); H04W 16/10 (2013.01); H04W 72/02 (2013.01);
Abstract

According to one embodiment, a method for transmission/reception contention resolution in D2D communication is provided. The method includes detecting, at a device-to-device (D2D) node, re-usable cellular resources based on the scheduling information. The method also includes receiving related information from another D2D node identifying the re-usable cellular resources for the another D2D node, and identifying common and different re-usable cellular resources between the D2D node and the another D2D node. The method also includes receiving updated scheduling information, and determining, from the detected re-usable cellular resources, whether there is a simultaneous transmission/reception contention. When it is determined that there is a simultaneous transmission/reception contention, the method includes resolving the contention by dynamically selecting a direction of communication based on a preconfigured decision criteria, wherein the direction of communication is one of transmission or reception.


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