Image recording apparatus having density correction of plural recording elements
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United States of America Patent
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Dec 7, 1999
Grant Date -
N/A
app pub date -
May 6, 1991
filing date -
May 11, 1990
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An image recording apparatus for recording an image by using a plurality of recording elements which are driven an accordance with an image signal includes a first correction unit for correcting driving conditions of the recording element, and a second correction unit for correcting a level of the image signal, wherein a variation in the recording elements is corrected by a combination of the first and second correction units. A driving voltage or a width of drive pulse which is applied to each recording element is controlled as a driving condition, thereby making uniform an uneven image density.
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