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. 11, 1986
Filed:
Dec. 14, 1982
Applicant:
Inventors:
Carl F Schoeneberger, Carrollton, TX (US);
Allan B Bundens, Carrollton, TX (US);
Richard A Blake, Garland, TX (US);
Richard M Fogle, Bedford, TX (US);
Assignee:
Tocom, Inc., Irving, TX (US);
Primary Examiner:
Int. Cl.
CPC ...
H04N / ;
U.S. Cl.
CPC ...
358120 ; 358118 ; 358124 ;
Abstract
An apparatus and method for encoding and decoding a television signal are disclosed in which the horizontal sync pulses and the first section of the video signal are inverted, and the inverted horizontal sync pulses and video signals are reduced in amplitude by a predetermined amount.