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:
May. 31, 1977
Filed:
Nov. 12, 1975
Applicant:
Inventors:
Tony N Criscimagna, Woodstock, NY (US);
Michael J Steinmetz, Hurley, NY (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B / ; H05B / ;
U.S. Cl.
CPC ...
3151 / ; 3403 / ;
Abstract
Erase waveforms effecting improved erase action are provided for a gas panel of the type in which light emitting cells are formed in an ionizable medium at the crossover point of a set of horizontally and vertically extending insulated wires. The erase waveforms include a burst of bipolar pairs of pulses, each pair comprising a low amplitude wide duration erase pulse followed by an opposite polarity narrowed sustain pulse. The burst of pulse pairs being applied during the time frame of a normal sustain operation.