IAX IBOC iBurst ICANN iDEN IEEE 1901 IEEE 802.1x IEEE 802.11 IEEE 802.11af IEEE 802.16 IEEE 802.20 IEEE 802.22 IETF ILink ILR IMEI IMS IMSI IMT-2000 IMT-Advanced Induction Inmarsat Interference Intersystem control IP IP Datacast IPDC IPTV IPX IRNSS IS-41 IS-54 IS-88 IS-95 IS-136 ISDB ISDB-T ISM Isotropic radiation ITS ITU ITU-R ITU-T