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. 09, 2001
Filed:
Sep. 26, 1996
Applicant:
Inventors:
Assignee:
Sony Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 5/91 ;
U.S. Cl.
CPC ...
H04N 5/91 ;
Abstract
Copy protecting television broadcast program signals which are received and recorded in a format that reserves recording areas for accessory information relating to the format and reserves other recording areas for digital image signals. When the input signals received for recording are determined to be television broadcast program signals, a generation limiting signal inserted therein is set to a copy protect state and is recorded to inhibit copying.