ALEXANDRIA, Va., July 9 -- United States Patent no. 12,356,813, issued on July 8, was assigned to SEIKO EPSON Corp. (Tokyo).
"Electro-optical device having digital-to-analog conversion circuit and electronic apparatus" was invented by Hitoshi Ota (Shiojiri, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An electro-optical device includes a DA conversion circuit to convert 10 bits of data into an analog voltage output to a data line. The DA conversion circuit includes a first DA conversion circuit to convert upper 5 bits into a voltage and outputs converted voltage to the data line, a second DA conversion circuit to convert lower 5 bits into a voltage and outputs converted voltage to a relay line, and a...