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:
May. 08, 2007
Filed:
Feb. 28, 2005
Applicant:
Hiroyuki Ogiso, Suwa, JP;
Inventor:
Hiroyuki Ogiso, Suwa, JP;
Assignee:
Seiko Epson Corporation, , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03L 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A clock signal outputting method in which either a clock signal based on a signal from the outside or an alternative clock signal from a fixed oscillator is selected and outputted, wherein, when the clock signal is selected to be outputted, the fixed oscillator is put into non-operating state, and when any error occurs in the clock signal, the fixed oscillator is operated to output the alternative clock signal.