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.

Date of Patent:
Jun. 07, 2022

Filed:

Apr. 20, 2021
Applicant:

Taiwan Semiconductor Manufacturing Company Ltd., Hsinchu, TW;

Inventors:

Chia-Chun Liao, Taipei, TW;

Min-Shueh Yuan, Taipei, TW;

Chao-Chieh Li, Hsinchu, TW;

Robert Bogdan Staszewski, Dublin, IE;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H03L 7/099 (2006.01); H03L 7/093 (2006.01); H03C 3/09 (2006.01); H03L 7/16 (2006.01);
U.S. Cl.
CPC ...
H03L 7/0994 (2013.01); H03C 3/095 (2013.01); H03C 3/0941 (2013.01); H03C 3/0966 (2013.01); H03C 3/0983 (2013.01); H03C 3/0991 (2013.01); H03L 7/093 (2013.01); H03L 7/0992 (2013.01); H03L 7/16 (2013.01); H03L 2207/50 (2013.01);
Abstract

A frequency generator is disclosed. The frequency generator is for generating an oscillator clock according to a reference clock, and the frequency generator is used in a frequency hopping system that switches a carrier frequency among a plurality of channels, and the carrier frequency further carries a modulation frequency for data transmission. The frequency generator includes: a frequency hopping and modulation control unit, arranged for generating a current channel according to a channel hopping sequence and a frequency command word (FCW) based on the reference clock, a digital-controlled oscillator (DCO), arranged for to generating the oscillator clock according to an oscillator tuning word (OTW) obtained according to the estimated DCO normalization value. An associated method is also disclosed.


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