Control over image formation based on change in status of image

Details Control over image formation based on change in status of image Control over image formation based on change in status of image

1997-04-16

1999-08-17

Brase, Sandra

Electrophotography

Diagnostics

G03G 1500

Patent

active

059406534

ABSTRACT:
An image forming system provided with a printer engine and a controller which communicates with the printer engine over a serial communication interface. The controller receives a condition change signal from the printer engine over a dedicated signal line, which is outputted by the printer when the condition of the printer engine changes. The identity of the condition that has changed is then communicated over the serial communication interface. Further, the controller designates one of a plurality of kinds of condition changes, in response to which the condition change signal is outputted, according to the conditions of the controller or the image forming system.

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patent: 5568618 (1996-10-01), Motoyama
patent: 5600403 (1997-02-01), Inoo

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