The method 19, which comprises, after receiving a characteristic data packet, sending information from the mobile station to {HEAD ~ the first base station} which effect {TAIL ~ an insertion} of another interruption phase for receiving the data packet which is to be detected after a predetermined time interval between characteristic data packets and data packets to be detected 
effect
The method 19 , which comprises , after receiving a characteristic data packet , sending information from the mobile station to { HEAD ~ the first base station } which effect { TAIL ~ an insertion } of another interruption phase for receiving the data packet which is to be detected after a predetermined time interval between characteristic data packets and data packets to be detected
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH 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 OTH OTH OTH OTH OTH OTH OTH OTH OTH