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:
Jul. 14, 2020
Filed:
Nov. 12, 2018
Telefonaktiebolaget Lm Ericsson (Publ), Stockholm, SE;
Pontus Arvidson, Sollentuna, SE;
Piergiuseppe di Marco, Sollentuna, SE;
Telefonaktiebolaget LM Ericsson (publ), Stockholm, SE;
Abstract
A method for identifying a critical link in a path between a source node and a destination node in a wireless mesh network, wherein said method comprises the steps of receiving, a forwarding path request, PREQ, message relating to a discovery of a path between said source node and said destination node, determining that further PREQ message relating to the discovery of said path are not received during a predetermined duration, and, triggered by said determination, setting a first critical flag in a discovery table entry associated with said path between said source node and said destination node, and forwarding said received PREQ message to one or more other nodes in said wireless mesh network.