Through the transistors 15a, 15b, the data lines {HEAD ~ DL, DL}, are connected to {TAIL ~ the gates} of the n transistors 13a, 13b, so that only the read circuits 1Oa, 10b can be activated 
are connected to
Through the transistors 15a , 15b , the data lines { HEAD ~ DL , DL } , are connected to { TAIL ~ the gates } of the n transistors 13a , 13b , so that only the read circuits 1Oa , 10b can be activated
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH