The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 10, 2025
Filed:
Apr. 14, 2023
Skyworks Solutions, Inc., Irvine, CA (US);
Lui Ray Lam, Lexington, MA (US);
Skyworks Solutions, Inc., Irvine, CA (US);
Abstract
Low noise charge pumps are disclosed. In certain embodiments, a charge pump includes a charge pump output terminal configured to provide a charge pump voltage, a switched capacitor, an inverter having an output electrically connected to a first end of the switched capacitor, a pair of charging switches connected between a second end of the switched capacitor and a reference voltage, and a pair of discharging switches connected between the second end of the switched capacitor and the charge pump output terminal. The pair of charging switches is closed during a charging operation and open during a discharging operation, while the pair of discharging switches closed during the discharging operation and open during the charging operation.