ALEXANDRIA, Va., March 26 -- United States Patent no. 12,262,355, issued on March 25, was assigned to SONY GROUP Corp. (Tokyo).

"Communication device and communication method" was invented by Koji Kakinuma (Tokyo), Sawako Kiriyama (Tokyo) and Masanori Sato (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "There is provided a communication device that determines a wireless resource for a downlink without performing signaling between a base station and a terminal. A communication device includes a communication unit that transmits and receives a wireless signal, and a wireless resource determination unit that determines a wireless resource used for transmission and reception. The wireless resource determin...