ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,480,977, issued on Nov. 25, was assigned to RIGOL TECHNOLOGIES Co. LTD. (Jiangsu, China).
"Electrical signal sampling device" was invented by Hui Shi (Jiangsu, China) and Yue Wang (Jiangsu, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is an electrical signal sampling device. The electrical signal sampling device includes a pulse signal source, a first sampling module, and a signal delay module. The pulse signal source is configured to generate a pulse signal. The first sampling module is connected to the pulse signal source through a coupler. The coupler is configured to fan-out the pulse signal to generate a test input signal and a sam...