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:
May. 14, 2024
Filed:
Oct. 31, 2022
Applicant:
Asahi Kasei Microdevices Corporation, Tokyo, JP;
Inventor:
Takayuki Sato, Tokyo, JP;
Assignee:
Asahi Kasei Microdevices Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03B 5/30 (2006.01); H03L 7/093 (2006.01); H03L 7/099 (2006.01);
U.S. Cl.
CPC ...
H03B 5/30 (2013.01); H03L 7/093 (2013.01); H03L 7/0992 (2013.01);
Abstract
An oscillator circuit includes: an oscillator, oscillating a resonator and generating a first oscillation signal; and a PLL circuit, adjusting a ratio between a first frequency of the first oscillation signal and a second frequency of a second oscillation signal output from a voltage controlled oscillator, and controlling the oscillator based on a loop filter voltage being an input voltage of the voltage controlled oscillator.