ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,445,054, issued on Oct. 14, was assigned to Cypress Semiconductor Corp. (San Jose, Calif.).
"PMU technique for ultra-low leakage" was invented by Radhika Venkatasubramanian (Austin, Texas) and Stephen Dow (Austin, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "A DC-DC converter and method of operating the same are provided to increase efficiency in window-mode. Generally, the method begins in a coasting-period with receiving in the converter a window-mode enable signal, and opening a switch through which a low reference voltage generator is coupled to a capacitively-charged switched reference (SR) on a first input of a low-side-comparator. Operati...