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:
Nov. 20, 2018
Filed:
Aug. 24, 2016
Seiko Epson Corporation, Tokyo, JP;
Toru Shirotori, Minamiminowa, JP;
Hisashi Yamaguchi, Fujimi, JP;
Masaki Wakamori, Shiojiri, JP;
Toshiya Usuda, Ina, JP;
Masayuki Kamiyama, Chino, JP;
Sho Matsuzaki, Ina, JP;
Hiroshi Kiya, Suwa, JP;
Tsuyoshi Yoneyama, Chino, JP;
Seiko Epson Corporation, , JP;
Abstract
An oscillation circuit includes an oscillating circuit adapted to oscillate a resonator element, a capacitance circuit connected to the oscillating circuit, and capable of correcting an oscillation frequency of the oscillating circuit, a logic circuit to which a signal output from the oscillating circuit is input, and which is capable of correcting a frequency of the signal, and a control circuit adapted to control an operation of the capacitance circuit and an operation of the logic circuit.