ALEXANDRIA, Va., June 17 -- United States Patent no. 12,317,133, issued on May 27, was assigned to KYOCERA Corp. (Kyoto, Japan).

"Relay apparatus in a mobile communication system" was invented by Masato Fujishiro (Yokohama, Japan) and Henry Chang (San Diego).

According to the abstract* released by the U.S. Patent & Trademark Office: "A communication control method according to an embodiment is a method in a mobile communication system in which a data transfer path via at least one of relay apparatuses is configured between a donor base station and a user equipment. In the communication method, a relay apparatus is configured to activate a timer when establishment of a radio connection with an upper apparatus or activation of a relay funct...