ALEXANDRIA, Va., June 9 -- United States Patent no. 12,288,587, issued on April 29, was assigned to BAE Systems Information and Electronic Systems Integration Inc. (Nashua, N.H.).

"High dynamic range track and hold amplifier output stage using low voltage devices" was invented by Gary M. Madison (Waltham, Mass.) and Kevin Grout (Manchester, N.H.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A sample and hold amplifier output buffer with the low leakage of metal oxide semiconductor field effect transistors (MOSFET) combined with the linearity and dynamic range of silicon-germanium (SiGe) bipolar junction transistors (BJT). In one aspect, the present disclosure provides a sample and hold amplifier output buff...