Invention Grant
US09215386B2 Detector pixel signal readout circuit using an AC signal component in implementing an event detection mode per pixel 有权
使用AC信号分量的每个像素实现事件检测模式的检测器像素信号读出电路

Detector pixel signal readout circuit using an AC signal component in implementing an event detection mode per pixel
Abstract:
A pixel readout circuit for use with an imaging pixel array, comprising: an input channel for receiving an image signal corresponding to an electrical output of a photosensitive element of the pixel; and an electronic circuit interconnected between an input channel and an output readout utility. The electronic circuit comprises a capacitive unit, and a single analyzer. The capacitive unit is controllably linked to the input channel for accumulating a charge corresponding to received intensity generated by the pixel during a single frame period, and is connected to the output readout utility.
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