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:
Jul. 27, 2021

Filed:

Oct. 31, 2019
Applicant:

Zhejiang Future Technology Institute (Jiaxing), Jiaxing, CN;

Inventors:

Shuangwen Liu, Jiaxing, CN;

Lei Liu, San Ramon, CA (US);

Bin Hu, Jiaxing, CN;

Wei Cao, Jiaxing, CN;

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/24 (2006.01); H04W 76/18 (2018.01); H04W 76/11 (2018.01); H04W 4/80 (2018.01); H04W 52/02 (2009.01); H04W 84/18 (2009.01);
U.S. Cl.
CPC ...
H04W 76/18 (2018.02); H04L 41/0668 (2013.01); H04L 41/0806 (2013.01); H04W 76/11 (2018.02); H04W 4/80 (2018.02); H04W 52/0235 (2013.01); H04W 84/18 (2013.01);
Abstract

A network node of a local area wireless network preferentially tries to connect with a first node having the primary connection relationship with the network node in a first connection time window; when the network node fails to connect with the first node under a predetermined condition, the network node tries to connect with a second node having the backup connection relationship with the network node in a second connection time window. After the network node is connected with and finishes communicating with the first or second node, the network node enters into standby or dormancy state and tries to establish connection in a subsequent first connection time window or a second connection time window. By using priority or backup routing method and setting connection time window, the power consumption management and networking management mechanism of each node of the network are simplified. Each network node can operate at a low power consumption level. Networking routes have certain degrees of freedom and can meet the network robustness requirements.


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