ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,482,933, issued on Nov. 25, was assigned to NTT Inc. (Tokyo).

"Control apparatus, wireless communication system, and program" was invented by Masayoshi Iwamoto (Tokyo), Akito Suzuki (Tokyo) and Masahiro Kobayashi (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A control apparatus that determines a relief carrier that relieves communication in a failure area occurring when an antenna of a wireless base station fails and a tilt angle of the relief carrier includes: a failure area aggregation unit that aggregates a plurality of adjacent failure areas to collectively generate a single aggregated failure area; a relief carrier selection unit that selec...