Electrophotography – Control of electrophotography process – Of plural processes
Reexamination Certificate
2006-10-24
2006-10-24
Ngo, Hoang (Department: 2852)
Electrophotography
Control of electrophotography process
Of plural processes
C399S046000
Reexamination Certificate
active
07127187
ABSTRACT:
A method of controlling the solid developed mass per unit area and the tone reproduction curve in a printing machine by reading data from a sensor, comparing the data to an acceptable range of data values, where the data is not within the acceptable range of data values, updating a plurality of control actuators, determining whether the discharge ratio is within an acceptable range of discharge ratio values, where the discharge ratio is within the acceptable range of discharge ratio values, applying new control actuators to a power supply in the printing machine, and where the discharge ratio is not within the acceptable range of discharge ratio values, adjusting raster output scanner exposure per an exposure formula.
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Apton Wendy K.
Craig David Clark
Mo Song-Feng
Randall Stephen F.
Wagner Jennifer R.
Fay Sharpe Fagan Minnich & McKee LLP
Ngo Hoang
Xerox Corporation
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