ALEXANDRIA, Va., June 17 -- United States Patent no. 12,316,223, issued on May 27, was assigned to Empower Semiconductor Inc. (San Jose, Calif.).
"Phase multiplexed series stacked DC-DC converter" was invented by Richard Nicholson (Aptos, Calif.) and Timothy Alan Phillips (Hope, R.I.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A power converter circuit. In one aspect, the power converter circuit includes a first buck converter coupled in series to a second buck converter at a junction, and a control circuit coupled to each of the first and second buck converters. In another aspect, the control circuit is arranged to sense a voltage at the junction, compare the sensed voltage to a first threshold voltage a...