ALEXANDRIA, Va., July 15 -- United States Patent no. 12,665,505, issued on June 23, was assigned to TEXAS INSTRUMENTS Inc. (Dallas).

"Charge pump circuit" was invented by Mustafa Becermis (Freising, Germany) and Qiao Yang (Munich).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus includes first and second capacitors, first and second switches, a current source, a first circuit, and a second circuit. The first switch is coupled between a first terminal of the first capacitor and a reference terminal. The current source has an input coupled to a power terminal. The second switch is coupled between the first terminal of the first capacitor and an output of the current source. The second capacitor has a...