Patent · US Active

Frequency estimation

US11237195B2 · kind B2 · utility

0Cited by
4References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 26, 2017
Grant dateFeb 1, 2022
Priority date
Expiry dateOct 14, 2037

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03L7/197
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A frequency estimator for estimating a frequency, including a counter configured to count an integer number of full clock cycles during a measurement time window; a Time-to-Digital Converter (TDC) configured to measure a fraction of a clock cycle during the measurement time window; and a processor configured to determine the estimated frequency based on the counted number of full clock cycles and the measured fraction of the clock cycle.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.