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:
Oct. 06, 2020

Filed:

Jul. 19, 2019
Applicant:

Seiko Epson Corporation, Tokyo, JP;

Inventor:

Shinnosuke Kano, Minowa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03B 5/04 (2006.01); H03B 5/36 (2006.01); H03B 5/06 (2006.01); H03L 1/02 (2006.01); G06F 1/24 (2006.01);
U.S. Cl.
CPC ...
H03B 5/04 (2013.01); G06F 1/24 (2013.01); H03B 5/06 (2013.01); H03B 5/36 (2013.01); H03L 1/026 (2013.01); H03L 1/028 (2013.01);
Abstract

A circuit device has a first mode in which the circuit device outputs a clock signal and a second mode in which the circuit device does not output the clock signal. The circuit device includes an oscillation circuit, a non-volatile memory in which characteristic adjustment data of the oscillation circuit is stored, a reset circuit generating a reset signal, and a storage circuit into which the characteristic adjustment data is loaded from the non-volatile memory when the reset signal transitions from active to inactive. When the circuit device shifts from the second mode to the first mode, the reset circuit causes the reset signal to transition from active to inactive.


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