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:
Jun. 20, 1978
Filed:
Mar. 25, 1977
Applicant:
Inventors:
Robert E Baum, Dell Rapids, SD (US);
Robert A Winter, Sioux Falls, SD (US);
Assignee:
Sencore, Inc., Sioux Falls, SD (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N / ; H04N / ;
U.S. Cl.
CPC ...
358167 ; 358139 ; 358160 ; 358905 ;
Abstract
The presence of ghosts or other similar interference in a television signal is detected and indicated by comparing the peak voltage levels of the horizontal blanking pulses on opposite sides of the horizontal synchronizing pulses in the television signal.