ALEXANDRIA, Va., March 24 -- United States Patent no. 12,587,422, issued on March 24, was assigned to Nokia Technologies Oy (Espoo, Finland).
"Reference signal management" was invented by Kari Juhani Hooli (Oulu, Finland), Esa Tapani Tiirola (Oulu, Finland) and Mieszko Chmiel (Wroclaw, Poland).
According to the abstract* released by the U.S. Patent & Trademark Office: "According to an example aspect of the present invention, there is provided an apparatus configured to select a reference signal sequence, determine a number of resource blocks located outside a frequency interval via spectrally extending the signal, and when the number is an odd number, perform exactly one of the following: symmetrically extend a cyclically shifted version ...