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:
Mar. 02, 1976
Filed:
Nov. 18, 1974
Applicant:
Inventor:
Teruo Muraoka, Sagamihara, JA;
Assignee:
Victor Company of Japan, Limited, Yokohama, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B / ;
U.S. Cl.
CPC ...
328167 ; 179 / ; 333 / ;
Abstract
A band-pass filter comprises a delay circuit comprising a plurality of unit delay elements connected in cascade arrangement and receiving as input a signal including a frequency modulated signal and a coefficient summing circuit for carrying out coefficient summing of the outputs of specific delay units of the delay circuit and producing as output the frequency moudlated signal which has been band-pass filtered. This band-pass filter has a transmission characteristic representable by