Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Tsuyoshi Moriyama0
Date of Patent
March 2, 2010
Patent Application Number
12356530
Date Filed
January 20, 2009
Patent Primary Examiner
Patent abstract
A drive signal for driving a semiconductor laser is generated on the basis of an image signal inputted in synchronism with a pixel clock. A bias signal to the semiconductor laser is generated at a timing earlier than the drive signal by a predetermined time. The bias signal is disabled in synchronism with the leading edge of the drive signal.
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