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:
Jan. 18, 2022
Filed:
Feb. 04, 2021
Applicant:
Korea University Research and Business Foundation, Seoul, KR;
Inventors:
Chul Woo Kim, Seoul, KR;
Yoon Jae Choi, Seoul, KR;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03L 7/085 (2006.01); H03L 7/099 (2006.01);
U.S. Cl.
CPC ...
H03L 7/085 (2013.01); H03L 7/099 (2013.01);
Abstract
A sub-sampling phase-locked loop includes a first phase output unit sub-sampling an output clock of a digitally-controlled oscillator and outputting a sign bit corresponding to a voltage-domain phase and a second phase output unit outputting a gain bit corresponding to a time-domain phase based on a pulse width set according to the output clock and a threshold time set according to the reference clock.