ALEXANDRIA, Va., June 18 -- United States Patent no. 12,328,261, issued on June 10, was assigned to Sony Semiconductor Solutions Corp. (Kanagawa, Japan).
"Transmission apparatus, communications system, and information transmission method with PAM-4 modulation" was invented by Satoshi Ota (Kanagawa, Japan) and Toshihisa Hyakudai (San Diego).
According to the abstract* released by the U.S. Patent & Trademark Office: "There is provided a transmission apparatus that transmits information generated by an information source and divided for each block to a transmission path in units of frames including a plurality of the blocks, including: a transmission unit that stops the transmission of information to the transmission path or transmits toggle...