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. 26, 1983
Filed:
Dec. 05, 1980
Applicant:
Inventors:
Gerald Manktelow, Austin, TX (US);
Kenneth T Wolff, Medway, MA (US);
Assignee:
Data General Corporation, Westboro, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J / ; H01J / ;
U.S. Cl.
CPC ...
315403 ; 315387 ;
Abstract
Electronic apparatus and method is disclosed for generating a linearity correction signal for use in or with a CRT electron beam deflection circuit. In a preferred embodiment, transistor is used to vary the parameters of a multiple feedback infinite gain bandpass filter such that the filter is essentially on the point of oscillation during trace, but is highly damped during retrace.