ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,470,313, issued on Nov. 11, was assigned to Aeonsemi Inc. (Grand Cayman, Cayman Islands).
"Timestamping ethernet physical layer (PHY) frames" was invented by Xi Chen (Fremont, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "This disclosure provides methods, devices, and systems for timestamping Ethernet packets. The present implementations more specifically relate to capturing timestamps in the same clock domain as a media-dependent interface (MDI). In some aspects, a physical layer (PHY) transceiver may generate a receive (RX) timestamp for a precision time protocol (PTP) packet based on a time at which a physical medium attachment (PMA) sublayer...