ALEXANDRIA, Va., March 17 -- United States Patent no. 12,580,604, issued on March 17, was assigned to Evertz Microsystems Ltd. (Burlington, Canada).
"Multi-stage digital converters" was invented by Jeff Wei (Richmond Hill, Canada), Eric Fankhauser (Burlington, Canada) and Xiaobing Sun (Waterdown, Canada).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure generally relates to multi-stage digital converters, including multi-stage digital down-converters (DDCs) and multi-stage digital up-converters (DUCs). In at least one example, the multi-stage digital down converter (DDC) comprises a plurality of stages, each stage comprising a frequency mixer and a decimation filter, and at least one contr...