| http://www.w3.org/ns/prov#value | - In the transfer unit,voltages at terminals A and B of the capacitor C.sub.T are controlled to perform operations, such as inverting operation and addition, on an input signal.The configuration of the memory cell unit is the same as that of the sensor cell unit except the photodiode D in the sensor cell unit which is replaced with a capacitor C.sub.S in the memory cell.
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