发明名称 Laser light intensity control device, laser light intensity control method, and image forming apparatus
摘要 A disclosed laser light intensity control device includes a semiconductor laser configured to scan a photoconductor by emitting laser beams and form an electrostatic latent image, a temperature detection circuit configured to detect a temperature of the semiconductor laser, a light intensity detection circuit configured to detect a light intensity of the laser beams emitted from the semiconductor laser, a first drive circuit configured to supply the semiconductor laser with a first current that drives the semiconductor laser, a second drive circuit configured to supply the semiconductor laser with a second current that is superimposed on the first current, and a control circuit configured to control the first drive circuit and the second drive circuit.
申请公布号 US7822083(B2) 申请公布日期 2010.10.26
申请号 US20090357713 申请日期 2009.01.22
申请人 RICOH COMPANY, LTD. 发明人 KIKUCHI TORU
分类号 H01S3/13 主分类号 H01S3/13
代理机构 代理人
主权项
地址