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:
Sep. 04, 1984
Filed:
Feb. 01, 1983
Applicant:
Inventor:
Kenneth T Lovelady, Irving, TX (US);
Assignee:
Recognition Equipment Incorporated, Irving, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01D / ;
U.S. Cl.
CPC ...
346 75 ;
Abstract
Disclosed is a drop modulator based phase error sensing circuit for use in drop-charge phase control circuitry in ink jet printers. A phase control is required to maintain the correct relationship between drop break off time and the drop charging signal. The circuit described provides solutions to the problem encountered in drop modulator based sensing.