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:
Apr. 07, 2020
Filed:
Dec. 19, 2018
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventors:
Yuichi Toriumi, Cupertino, CA (US);
Hisahiro Ito, Minowa, JP;
Assignee:
Seiko Epson Corporation, , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 1/08 (2006.01); H03L 7/085 (2006.01); H03L 7/081 (2006.01); H03K 3/03 (2006.01); G01R 31/317 (2006.01); H03L 7/099 (2006.01);
U.S. Cl.
CPC ...
G06F 1/08 (2013.01); G01R 31/31727 (2013.01); H03K 3/03 (2013.01); H03L 7/085 (2013.01); H03L 7/0812 (2013.01); H03L 7/099 (2013.01);
Abstract
An oscillator includes a circuit device, a clock output terminal, an error output terminal via which an error signal is outputted, and a clock input terminal, and the circuit device includes a clock signal generation circuit that generates a clock signal, an error signal generation circuit that generates the error signal, and a selection circuit that selects one of the clock signal and a signal inputted via the clock input terminal based on the error signal and outputs the selected signal via the clock output terminal.