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:
Jul. 01, 2025
Filed:
Mar. 15, 2023
Qualcomm Incorporated, San Diego, CA (US);
Bo Pang, Carlsbad, CA (US);
Andrew Weil, San Diego, CA (US);
Matthew Chauncey Kusbit, Santee, CA (US);
Mahmoud Elhebeary, San Diego, CA (US);
Benjamin Griffitts, Santa Ana, CA (US);
Xiaohong Quan, San Diego, CA (US);
QUALCOMM INCORPORATED, San Diego, CA (US);
Abstract
An apparatus, including: a switched capacitor configured to generate a switched capacitor voltage based on an input clock signal and a current; a current digital-to-analog converter (DAC) configured to generate the current based on a first digital signal; a first reference voltage generator configured to generate a first reference voltage; and a first voltage comparing device configured to generate a first frequency deviation detection signal based on a comparison of the switched capacitor voltage to the first reference voltage.