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.
Patent No.:
Date of Patent:
Feb. 16, 2016
Filed:
Dec. 10, 2013
Applicant:
Honeywell Intrnational Inc., Morristown, NJ (US);
Inventors:
Assignee:
LIFE SAFETY DISTRIBUTION AG, Hegnau, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/26 (2006.01); H04J 3/06 (2006.01); H04L 12/66 (2006.01); H04W 56/00 (2009.01); H04W 4/00 (2009.01); H04L 29/08 (2006.01); H04L 29/14 (2006.01); G08B 25/00 (2006.01); H04W 84/18 (2009.01); H04L 12/28 (2006.01);
U.S. Cl.
CPC ...
H04J 3/0641 (2013.01); G08B 25/009 (2013.01); H04J 3/0647 (2013.01); H04L 12/66 (2013.01); H04L 67/12 (2013.01); H04L 69/40 (2013.01); H04W 4/005 (2013.01); H04W 56/0015 (2013.01); H04L 12/2827 (2013.01); H04W 84/18 (2013.01);
Abstract
A method and apparatus that includes the steps of providing a plurality of wireless nodes including at least one parent node and at least one child node, a control panel sending instructions to and receiving data from the plurality of nodes through a primary gateway and a wireless subsystem of the gateway, the primary gateway synchronizing the plurality of nodes by periodically transmitting a synchronization signal and one of the plurality of nodes detecting failure of the gateway and transmitting an idle synchronization signal for so long as the one of the plurality of nodes detects failure of the gateway.