{TAIL ~ The capacitance type fingerprint sensor} includes a plurality of pixel groups, each of which electrically connects a plurality of sensing electrodes to a plurality of coupling electrodes, respectively; a plurality of first sensing electrode switches for connecting the sensing electrodes to a voltage source; a plurality of second sensing electrode switches for interconnecting the sensing electrodes contained in the pixel groups; {HEAD ~ a plurality} of third sensing electrode switches for interconnecting the pixel groups; and a plurality of coupling electrode switches for interconnecting the coupling electrodes contained in all pixel groups 
{ TAIL ~ The capacitance type fingerprint sensor } includes a plurality of pixel groups , each of which electrically connects a plurality of sensing electrodes to a plurality of coupling electrodes , respectively ; a plurality of first sensing electrode switches for connecting the sensing electrodes to a voltage source ; a plurality of second sensing electrode switches for interconnecting the sensing electrodes contained in the pixel groups ; { HEAD ~ a plurality } of third sensing electrode switches for interconnecting the pixel groups ; and a plurality of coupling electrode switches for interconnecting the coupling electrodes contained in all pixel groups
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