If the coincidence is present, the mobile device changes the own link identification code so that {HEAD ~ the communication} with the immobile device may be executed by using {TAIL ~ the changed link identification code} 
executed by using
If the coincidence is present , the mobile device changes the own link identification code so that { HEAD ~ the communication } with the immobile device may be executed by using { TAIL ~ the changed link identification code }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL