ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,445,231, issued on Oct. 14, was assigned to InterDigital Patent Holdings Inc. (Wilmington, Del.).
"Grant-free uplink transmissions" was invented by Ahmad Reza Hedayat (Aliso Viejo, Calif.), Shahrokh Nayeb Nazar (San Diego) and Oghenekome Oteri (San Diego).
According to the abstract* released by the U.S. Patent & Trademark Office: "A wireless transmit receive unit (WTRU) may send a grant free transmission comprising a first and a second part, each of which may be associated with a priority. The first part's priority may be higher than the second part's priority. The WTRU may select a first back of value from a first range of back off values. The WTRU may determine whether the grant fr...