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. 17, 2021

Filed:

Jan. 09, 2020
Applicant:

Industrial Scientific Corporation, Pittsburgh, PA (US);

Inventors:

L. Robert Crouthamel, Mars, PA (US);

Raghu Arunachalam, Pittsburgh, PA (US);

Benjamin Haas, Monaca, PA (US);

Henry Xin, McDonald, PA (US);

Lisa McCracken, Oakdale, PA (US);

Scott Jubeck, Sewickley, PA (US);

Assignee:

Industrial Scientific Corporation, Pittsburgh, PA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 52/02 (2009.01); H04W 48/10 (2009.01); H04W 4/80 (2018.01); G06K 7/10 (2006.01); H04B 1/713 (2011.01); H04W 56/00 (2009.01); H04W 84/18 (2009.01);
U.S. Cl.
CPC ...
H04W 48/10 (2013.01); G06K 7/10297 (2013.01); H04B 1/713 (2013.01); H04W 4/80 (2018.02); H04W 52/0235 (2013.01); H04W 56/0015 (2013.01); H04W 84/18 (2013.01); Y02D 30/70 (2020.08);
Abstract

A wireless mesh network including a leader node and a plurality of follower nodes is provided. The leader node transmits a sync message to the plurality of follower nodes indicating a beginning of a network interval. The leader node and the plurality of follower nodes transmit information during a transmission period of the network interval and do not transmit information during a sleep period of the network interval. The leader node and the plurality of follower nodes use less power in the sleep period than in the transmission period; and the plurality of follower nodes each include a timer adapted to time the transmission period and the sleep period for each of a plurality of future network intervals in an absence of continued receipt of the sync message from the leader node during the plurality of future network intervals.


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