Media skew compensation in printer device

Details Media skew compensation in printer device Media skew compensation in printer device

2006-01-03

2006-01-03

Nghiem, Michael (Department: 2863)

Data processing: measuring, calibrating, or testing

Measurement system

Orientation or position

Reexamination Certificate

active

06983218

ABSTRACT:
A method of determining an angle between a first direction of movement of a print head and a second direction of movement of a print media, comprises: printing an array of markings on said print media, said array of markings extending along said first direction and along said second direction; traversing a sensor device along said first direction, and detecting a signal corresponding to said plurality of markings; identifying a plurality of peaks in said sensor signal as a plurality of data co-ordinates; and obtaining an angle data describing an angle between said plurality of data co-ordinates and a reference data.

REFERENCES:
patent: 4387380 (1983-06-01), Asakura et al.
patent: 5227246 (1993-07-01), Ueda et al.
patent: 6478401 (2002-11-01), King et al.
patent: 1 176 802 (2002-01-01), None

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