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发明名称
使用斜面传输闸极时脉的类比/数位转换器
摘要
一种影像感测器包括:一感光区,其累积对应于所接收之入射光之电荷;一传输闸极,其用于传输来自该感光区之电荷;一电压源,其具有一关于时间之渐增电压;一浮动扩散,其用于自该感光区接收该电荷且将该电荷转换为一电压;一放大器,其用于接收并放大一来自该浮动扩散之信号;一比较器,其用于将一来自该放大器之电压与一参考电压进行比较;及一计数器,其对在该渐增电压之起始与自该比较器接收一指示电荷自该感光区传输至该浮动扩散之信号之间的时脉循环进行计数;其中产生一表示该感光区之一未填满容量之数位信号。
申请公布号
TW200740127
申请公布日期
2007.10.16
申请号
TW096105396
申请日期
2007.02.14
申请人
柯达公司
发明人
徐伟泽
分类号
H03M1/12(2006.01);H04N1/40(2006.01)
主分类号
H03M1/12(2006.01)
代理机构
代理人
陈长文
主权项
地址
美国
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