ALEXANDRIA, Va., May 26 -- United States Patent no. 12,640,830, issued on May 26, was assigned to Hyannis Port Research Inc. (Needham, Mass.).

"Systems and methods for clock synchronization using special physical layer clock sync symbols" was invented by Anthony D. Amicangioli (Newton, Mass.), Allen Bast (Sharon, Mass.) and B. Joshua Rosen (Westford, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods for clock synchronization are disclosed in which a primary node generates special physical laver clock sync symbols from the output of a reference clock and inserts the clock sync symbols within a symbol stream to one or more secondary nodes. Upon receiving a symbol stream, a secondary node...