ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,560,634, issued on Feb. 24, was assigned to Rohde & Schwarz GmbH & Co. KG (Munich).
"Signal processing circuit and measurement system" was invented by Christian Kuhn (Munich) and Matthias Ruengeler (Munich).
According to the abstract* released by the U.S. Patent & Trademark Office: "A measurement system includes a narrowband receiver configured to receive an input signal with an initial bandwidth. The narrowband receiver includes at least one local oscillator configured to provide a local oscillator signal having a center frequency and at least one signal mixer configured to mix the input signal and the local oscillator signal to obtain a mixed signal including image portions. The mi...