Incremental printing of symbolic information – Light or beam marking apparatus or processes – Scan of light
Reexamination Certificate
2006-04-13
2010-06-15
Luu, Matthew (Department: 2861)
Incremental printing of symbolic information
Light or beam marking apparatus or processes
Scan of light
C347S250000
Reexamination Certificate
active
07738005
ABSTRACT:
At least one exemplary embodiment is directed to an image forming apparatus using a plurality of laser beams that includes a unit configured to detect a main scanning synchronization signal per beam while performing a laser light amount control per beam for each predetermined line, and a unit configured to produce a main scanning synchronization signal of a beam whose main scanning signal is not detected, by using the main scanning synchronization signal of the detected beam.
REFERENCES:
patent: 5369272 (1994-11-01), Eguchi
patent: 2001/0003463 (2001-06-01), Tanimoto et al.
patent: 2004/0119003 (2004-06-01), Ikeda
patent: 2006/0050139 (2006-03-01), Inagawa et al.
patent: 11-101947 (1999-04-01), None
Canon Kabushiki Kaisha
Canon USA Inc IP Division
Liu Kendrick X
Luu Matthew
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