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发明名称
拖尾运算电路、摄像装置及固体摄像元件之驱动方法
摘要
本发明是在帧传送型CCD影像感测器中,在利用局部区域的图像的情况下,可以抑制拖尾,同时提高帧速率。拖尾运算电路(100)从前面别的图像信号的累加值中求出作为图像抽出对象的区域的各列的图像信号V(j)的拖尾成份。在此,来自先于区域的前面读出区域的拖尾成份的施加不是由前面读出区域的图像信号的累加进行,而根据区域的前面别的图像信号估计。将该估计值作为拖尾成份初始值设定在行(line)存储器(106)片,开始对区域的各列的累加处理。由此,省略了前面读出区域的图像信号的读出,帧速率提高。
申请公布号
TW200524354
申请公布日期
2005.07.16
申请号
TW093136442
申请日期
2004.11.26
申请人
三洋电机股份有限公司
发明人
松山久
分类号
H04L27/14;H04N5/217;H04N5/335
主分类号
H04L27/14
代理机构
代理人
洪武雄;陈昭诚
主权项
地址
日本
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