At {TAIL ~ high data rates}, {HEAD ~ electrical shielding} of the card is necessary in order to prevent the loss of data or the influencing of the data of a passive card by an adjacent active card 
At
At { TAIL ~ high data rates } , { HEAD ~ electrical shielding } of the card is necessary in order to prevent the loss of data or the influencing of the data of a passive card by an adjacent active card
REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH