发明授权
US08786916B2 Method and device for driving light source, image reader, and image forming apparatus
有权
用于驱动光源，图像读取器和图像形成装置的方法和装置
- 专利标题： Method and device for driving light source, image reader, and image forming apparatus
- 专利标题（中）： 用于驱动光源，图像读取器和图像形成装置的方法和装置
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申请号： US13602552申请日： 2012-09-04
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公开(公告)号： US08786916B2公开(公告)日： 2014-07-22
- 发明人: Masamoto Nakazawa
- 申请人： Masamoto Nakazawa
- 申请人地址： JP Tokyo
- 专利权人： Ricoh Company, Limited
- 当前专利权人： Ricoh Company, Limited
- 当前专利权人地址： JP Tokyo
- 代理机构： Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- 优先权： JP2011-199830 20110913
- 主分类号： H04N1/04
- IPC分类号： H04N1/04
摘要：
A light-source driving device includes a driving unit configured to drive a light source unit that emits light onto an object; and a driving control unit configured to control the driving unit to drive the light source unit in a first driving mode and a second driving mode. A light emission time of the light source unit is controlled in the first driving mode. An instantaneous value of a quantity of light of the light source unit being controlled in the second driving mode.
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