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:
Oct. 03, 2017

Filed:

Dec. 19, 2016
Applicant:

Kabushiki Kaisha Toshiba, Tokyo, JP;

Inventors:

Sakie Nagakubo, Kawasaki Kanagawa, JP;

Ren Sakata, Yokohama Kanagawa, JP;

Hiroki Kudo, Kawasaki Kanagawa, JP;

Yuji Tohzaka, Kawasaki Kanagawa, JP;

Fumiaki Kanayama, Kawasaki Kanagawa, JP;

Suh Wuk Kim, Kawasaki Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 72/04 (2009.01); H04B 7/155 (2006.01); H04W 40/00 (2009.01); H04W 84/18 (2009.01);
U.S. Cl.
CPC ...
H04B 7/155 (2013.01); H04W 40/005 (2013.01); H04W 72/0426 (2013.01); H04W 84/18 (2013.01);
Abstract

A wireless communication device for wireless relay communication includes a network interface, a data storage, and a processor. The processor determines whether or not to continue communication with a current parent node based on a communication status with the current parent node. Upon determining not to continue communication with the current parent node, the processor determines part of the nodes in the network to be one or more candidates for a new parent node, based on hop numbers of the nodes stored in the data storage, each of which is associated with one of the nodes in the network, wherein a hop number of a node indicates a node distance between the node and a reference node, causes the network interface to be in a receivable state during time slots associated with the one or more candidates, and selects one of the candidates as the new parent node.


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