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.

Date of Patent:
Mar. 26, 1996

Filed:

Dec. 05, 1994
Applicant:
Inventor:

Scott Nagel, Sioux Falls, SD (US);

Assignee:

Sencore, Inc., Sioux Falls, SD (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N / ;
U.S. Cl.
CPC ...
348704 ; 348511 ; 348184 ;
Abstract

A method and apparatus provides sweep control signals for an expanded display of a selected portion of a television signal. A first counter is preloaded with a number related to the position of the left hand edge of the selected portion of the waveform being monitored and a second counter is preloaded with a number related to the position of the right hand edge of the selected portion of the waveform. Clock pulses are counted by the first counter until the number preloaded therein is reached and then the second counter counts the clock pulses until the number preloaded therein is reached. Control signals are developed when each of the counters has counted the number preloaded therein.


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