ALEXANDRIA, Va., June 4 -- United States Patent no. 12,323,367, issued on June 3, was assigned to InterDigital Patent Holdings Inc. (Wilmington, Del.).

"Downlink control signaling" was invented by Ghyslain Pelletier (Montreal), Paul Marinier (Brossard, Canada), Marian Rudolf (Montreal) and J. Patrick Tooher (Montreal).

According to the abstract* released by the U.S. Patent & Trademark Office: "Techniques for efficient downlink control with a large number of carriers and/or TTis are described. Techniques for blind decoding reduction may include making the search space and/or aggregation level of candidates for a first PDCCH/E-PDCCH associated with the characteristics of a second received PDCCH/E-PDCCH. Techniques may include embedding DCI ...