ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,451,993, issued on Oct. 21, was assigned to MITSUBISHI ELECTRIC Corp. (Tokyo).

"Transmission device, reception device, encoding method, and control circuit" was invented by Hideo Yoshida (Tokyo), Kenji Ishii (Tokyo) and Takafumi Fujimori (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A transmission device includes an outer code interleaver that generates multiple bit sequences while performing interleaving on a signal formed of multiple multilevel modulation symbols on a per-bit basis, an outer coding unit that performs outer coding processings, in parallel, on the multiple respective bit sequences generated by the interleaving, an outer code dei...