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:
Apr. 08, 1980
Filed:
Apr. 01, 1976
Applicant:
Inventor:
Timothy M Minerd, Richardson, TX (US);
Assignee:
Xerox Corporation, Stamford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N / ; H04N / ; H04N / ;
U.S. Cl.
CPC ...
358300 ; 346 / ; 346160 ; 358127 ; 358302 ;
Abstract
A selective speed xerographic processor having a laser for exposing a photoreceptor at any one of a plurality of different printing rates in response to a video signal is characterized by including an adjustable optical attenuator and an adjustable electrical attenuator for coarsely and more precisely, respectively, normalizing the exposure process. The processor may be used to advantage as a printer for a facsimile systems offering a choice of several different document transmission times.