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:
Sep. 18, 1990
Filed:
Apr. 05, 1988
Applicant:
Inventors:
Naotaka Ando, Saitama, JP;
Shigeto Funado, Tokyo, JP;
Assignee:
Sony Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03M / ;
U.S. Cl.
CPC ...
341123 ; 341155 ; 358137 ;
Abstract
An A/D (analog-to-digital) converter circuit that controls a frequency characteristic of an input video signal in response to a sampling signal of a variable frequency to reduce distortions such as a folded distortion and so on caused by the A/D conversion.
Ando, Naotaka. (1990). A/d converter circuit for video signals having different time frequencies (U.S. Patent No. 4958156). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4958156
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