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. 04, 2016

Filed:

Aug. 27, 2014
Applicant:

Tsinghua University, Beijing, CN;

Inventors:

Ke Xu, Beijing, CN;

Yi Qu, Beijing, CN;

Wenlong Chen, Beijing, CN;

Assignee:

TSINGHUA UNIVERSITY, Beijing, CN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04W 52/02 (2009.01); H04W 84/18 (2009.01);
U.S. Cl.
CPC ...
H04W 84/18 (2013.01); H04W 52/0216 (2013.01); H04W 52/0219 (2013.01); Y02B 60/50 (2013.01);
Abstract

A method and a system for adjusting behaviors of wireless sensor nodes in a wireless sensor network, and a wireless sensor network are provided. The method comprises: initializing wireless sensor nodes in the wireless sensor network, in which each of a node role queue and a high energy device queue of the node is initialized to be empty; for a high energy device in the wireless sensor network, computing a node role of each surrounding wireless sensor node, broadcasting a message including the node role of each surrounding wireless sensor node and an identifier of the high energy device; for each wireless sensor node, receiving the message broadcast by the high energy device, updating the node role queue and the high energy device queue according to the message, and adjusting a behavior thereof according to the updated node role queue.


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