ALEXANDRIA, Va., July 30 -- United States Patent no. 12,375,405, issued on July 29, was assigned to Nokia Solutions and Networks Oy (Espoo, Finland).
"Path congestion notification" was invented by Pranjal Kumar Dutta (Sunnyvale, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "An ingress node includes a transceiver that transmits a packet along a first path from the ingress node to an egress node. The packet includes a globally unique node identifier (node ID) for the ingress node and a path identifier (path ID) of the first path. The transceiver also receives a path congestion notification (path-CN) message in response to congestion along the first path. The path-CN message is addressed to the ingress ...