ALEXANDRIA, Va., March 17 -- United States Patent no. 12,581,414, issued on March 17, was assigned to Telefonaktiebolaget LM Ericsson (Publ) (Stockholm).

"Wake-up signal and go-to-sleep signal for sidelink communications" was invented by Hieu Do (Jarfalla, Sweden), Shehzad Ali Ashraf (Aachen, Germany), Ricardo Blasco Serrano (Espoo, Finland) and Jose Angel Leon Calvo (Aachen, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method, system and apparatus are disclosed for wake-up signal and go-to-sleep signal for sidelink communications. In one embodiment, a wireless device is configured to monitor a power saving signal for the SL DRX on at least one resource within a set of dedicated resources at a ph...