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:
Feb. 06, 2024

Filed:

Feb. 10, 2023
Applicant:

Maxis-01 Corporation, Tokyo, JP;

Inventors:

Noboru Takahashi, Tokyo, JP;

Ryo Kobayashi, Tokyo, JP;

Yukihiro Okamoto, Hyogo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03L 1/02 (2006.01); H03L 1/04 (2006.01);
U.S. Cl.
CPC ...
H03L 1/028 (2013.01); H03L 1/04 (2013.01);
Abstract

Provided is a thermostatic type crystal oscillator with short operation stabilization time and low power consumption. A thermostatic type crystal oscillator according to the present invention includes a crystal resonator including an IT-cut crystal blank, a vibration control circuit configured to control a vibration frequency of the crystal resonator, a temperature regulator configured to regulate a temperature of the crystal resonator within a set temperature range by repeating heating and cooling to the crystal resonator, a heat conducting plate configured to function as a heat absorbing plate and a heat dissipating plate for the temperature regulator, a temperature control circuit configured to control a temperature of the temperature regulator, and a housing that accommodates the crystal resonator. The housing defines a resonator accommodating space in which the crystal resonator is accommodated inside the housing.


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