ALEXANDRIA, Va., July 7 -- United States Patent no. 12,676,690, issued on July 7, was assigned to Telefonaktiebolaget LM Ericsson (publ) (Stockholm).

"Communication device and method therein for generating random access preambles" was invented by Guang Liu (Beijing) and Yang Liu (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides a method in a communication device. The method includes: determining whether a configured root sequence index falls within a predetermined range of root sequence indices, wherein the predetermined range is for a restricted set configuration and a zero correlation zone configuration; setting a current root sequence index to the configured root sequ...