US Patent Issued to Sumitomo Electric Industries on Nov. 18 for "1-bit digital-to-analog converter, signal processing device, transmitter, and conversion method" (Japanese Inventor)

ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,476,652, issued on Nov. 18, was assigned to Sumitomo Electric Industries Ltd. (Osaka, Japan).

"1-bit digital-to-analog converter, signal processing device, transmitter, and conversion method" was invented by Takashi Maehata (Osaka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A 1-bit digital-to-analog converter includes a clock and data recovery circuit configured to output a recovered clock signal and a recovery signal, based on a 1-bit digital input signal; and a switch to which an analog pulse train based on the recovered clock signal is given. The switch is on/off controlled by the recovery signal, and outputs an analog pulse signal in which...