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:
Oct. 15, 2002
Filed:
Sep. 22, 2000
Applicant:
Inventor:
Koji Takekawa, Kasugai, JP;
Assignee:
Fujitsu Limited, Kawasaki, JP;
Primary Examiner:
Int. Cl.
CPC ...
H03H 1/116 ; H03K 2/100 ;
U.S. Cl.
CPC ...
H03H 1/116 ; H03K 2/100 ;
Abstract
A prescaler having a frequency division shifting circuit for shifting a frequency division ratio in response to a frequency division ratio shifting signal, and dividing an input signal in accordance with the shifted frequency division ratio to generate a first divisional signal. The prescaler also includes an extender circuit connected to a frequency division shifting circuit for dividing the frequency of the first divisional signal with a predetermined frequency division ratio to generate a second divisional signal. The extender circuit contains a synchronous counter.