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:
Sep. 08, 2020
Filed:
Feb. 22, 2018
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventor:
Hisahiro Ito, Minowa-machi, JP;
Assignee:
SEIKO EPSON CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 5/06 (2006.01); H03K 3/354 (2006.01); H03B 5/36 (2006.01); H01L 41/053 (2006.01); H03H 9/25 (2006.01); H03H 9/10 (2006.01); H03H 9/05 (2006.01);
U.S. Cl.
CPC ...
H03B 5/364 (2013.01); H01L 41/053 (2013.01); H03B 5/362 (2013.01); H03B 5/366 (2013.01); H03H 9/25 (2013.01); H03B 2200/0038 (2013.01); H03B 2201/0208 (2013.01); H03B 2201/0266 (2013.01); H03H 9/0547 (2013.01); H03H 9/1021 (2013.01);
Abstract
An oscillator includes: an external terminal, a resonator, and an oscillation circuit that oscillates the resonator, in which the oscillation circuit includes an amplification circuit and a current source which supplies a current to the amplification circuit, in which the current is set according to a first control signal which is input from the external terminal and a drive level of the resonator is changed according to the setting of the current.