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US 2014/0233968 A1Published application
Image forming apparatus that forms a test pattern and carries out correction
AssigneeCanon Kabushiki Kaisha
InventorsSo Matsumoto, Kenji Suzuki, Kenichi Hirota
Life of this patent
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Abstract
An image forming apparatus, includes an image forming unit configured to form a reference pattern and a test pattern on a sheet, a measurement unit configured to detect the reference pattern formed on the sheet and to measure the test pattern formed on the sheet, and a control unit configured to control a measurement timing of the test pattern by the measurement unit according to a detection interval between two reference patterns detected by the measurement unit.
Claims10
An image forming apparatus, comprising:
- an image forming unit configured to form a reference pattern and a test pattern on a sheet,
- a measurement unit configured to detect the reference pattern formed on the sheet and to measure the test pattern formed on the sheet, and
- a control unit configured to control a measurement timing of the test pattern by the measurement unit according to a detection interval between two reference patterns detected by the measurement unit.
Dependencies are inferred from the claim text.