ALEXANDRIA, Va., July 3 -- United States Patent no. 12,348,234, issued on July 1, was assigned to NOVATEK Microelectronics Corp. (Hsin-Chu, Taiwan).
"Clock and data recovery circuit" was invented by Yan-Siou Dai (Miaoli County, Taiwan), Ming-Hwa Lee (Hsinchu County, Taiwan) and Nai-Sheng Shih (Taichung, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A clock and data recovery (CDR) circuit includes a low pass filter (LPF) and a charge pump (CP) circuit. The LPF includes a filtering resistor and a filtering capacitor. The CP circuit, coupled to the LPF, includes an operational amplifier, a first high-side switch circuit, a first low-side switch circuit, a second high-side switch circuit, a second low-si...