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:
Jul. 19, 1983
Filed:
Feb. 02, 1981
Applicant:
Inventor:
Douglas K Mahon, Boulder Creek, CA (US);
Assignee:
Sharp Corporation, Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
360 53 ; 360 51 ;
Abstract
Apparatus and method for evaluating a recording system which simultaneously passes the reproduced data through a plurality of sampling windows leaving different effective window size and compares the sampled data with the original data to provide an evaluation of error.