ALEXANDRIA, Va., March 12 -- United States Patent no. 12,248,423, issued on March 11, was assigned to ADVANCED MICRO DEVICES INC. (Santa Clara, Calif.) and ATI TECHNOLOGIES ULC (Markham, Canada).

"Apparatus and methods for managing outstanding transactions between one or more requesting units and a target unit" was invented by Buheng Xu (Beijing), Dong Yu (Santa Clara, Calif.), Philip Ng (Markham, Canada) and Lianji Cheng (Suzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus includes logic circuitry that selects a retag transaction identifier for an original transaction identifier of an incoming transaction request, based on a plurality of sub-groups of retag tracking data. Each sub-grou...