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.:

US 6633184 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 14, 2003

Filed:

May. 18, 2001
Applicant:
Inventors:

Gijun Idei, Shizuoka-ken, JP;

Kazuyoshi Unno, Shizuoka-ken, JP;

Assignee:

Yazaki Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 2/500 ;
U.S. Cl.
CPC ...
G01R 2/500 ;
Abstract

While generating a correction pulse (E) based on a clock signal (Xck ) input into one input terminal ( ), a frequency and a phase of a differentiated pulse train (Data_Dif) input into the other input terminal ( ) are compared with a frequency and a phase of the clock signal input into the one input terminal, then a leading phase instructing pulse (U ) and an incomplete lagging phase instructing pulse (D ) are generated based on this compared result, then false pulses contained in the incomplete lagging phase instructing pulse (d ) are removed by using the correction pulse (E) when the differentiated pulse train (Data_Dif) input into the other input terminal is in the tooth missing state, and then the precise leading phase instructing pulse (U ) and the precise lagging phase instructing pulse (D ) are output from two output terminals ( ).


Find Patent Forward Citations

Idei, Gijun. (2003). Phase comparator and synchronizing signal extracting device (U.S. Patent No. 6633184). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6633184

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