Communication system, node, communication method, and computer program product

Y Tanaka - US Patent 11,595,975, 2023 - Google Patents
According to an embodiment, a communication system includes a plurality of nodes that
forms a wireless multi-hop network. Transmission timings of network advertising packets …

Distributed time sync in a directed acyclic graph of a time-synchronized network based on correlating timing information from higher network devices

P Thubert, P Wetterwald, JP Vasseur… - US Patent …, 2023 - Google Patents
In one embodiment, a method comprises: receiving, by a constrained wireless network
device comprising a local clock, a plurality of messages from respective neighboring …