Mobility capabilities nomadic nomadic nomadic nomadic nomadic (nomadic/mobile) and and and mobile mobile mobile Peak data rate 2 Mb/s 156 Mb/s 1.3 Mb/s 600 6934 (uplink/downlink if Mb/s Mb/s different) Duplex method TDD (FDD, TDD, etc.) Nominal RF 20 MHz 1, 2, 4, 8, 16 2 MHz 20, 40 20, 40, bandwidth MHz MHz 80, 160 MHz Diversity techniques Space time Support for MIMO No Yes No Yes Yes (yes/no) Beam No Yes Yes Yes Yes steering/forming Retransmission ARQ Forward error Yes Convolutional Convolutional Yes Yes correction and LDPC and LDPC Interference Listen Listen before Listen before Listen Listen management before talk and talk and before before talk frequency frequency talk talk channel channel selection selection Power management Yes Connection topology point-to-point, multi-hop, star Medium access CSMA/CA methods Multiple access CSMA CSMA/TDMA CSMA/TDMA CSMA CSMA methods Discovery and Passive and active scanning association method QoS methods Radio queue priority, pass-thru data tagging, and traffic priority Location awareness Yes Ranging Yes Encryption AES-128, AES-256 Authentication/replay Yes protection Key exchange Yes node detection Yes Unique device 48 bit unique identifier identification 2 Technical and operating features of IEEE Std 802.15.4 Item Value
Mobility capabilities (nomadic/mobile) nomadic and mobile nomadic nomadic nomadic and mobile nomadic and mobile Peak data rate (uplink/downlink if different) 2 Mb/s 156 Mb/s 1.3 Mb/s 600 Mb/s 6934 Mb/s Duplex method (FDD, TDD, etc.) TDD Nominal RF bandwidth 20 MHz 1, 2, 4, 8, 16 MHz 2 MHz 20, 40 MHz 20, 40, 80, 160 MHz Diversity techniques Space time Support for MIMO (yes/no) No Yes No Yes Yes Beam steering/forming No Yes Yes Yes Yes Retransmission ARQ Forward error correction Yes Convolutional and LDPC Convolutional and LDPC Yes Yes Interference management Listen before talk Listen before talk and frequency channel selection Listen before talk and frequency channel selection Listen before talk Listen before talk Power management Yes Connection topology point-to-point, multi-hop, star Medium access methods CSMA/CA Multiple access methods CSMA CSMA/TDMA CSMA/TDMA CSMA CSMA Discovery and association method Passive and active scanning QoS methods Radio queue priority, pass-thru data tagging, and traffic priority Location awareness Yes Ranging Yes Encryption AES-128, AES-256 Authentication/replay protection Yes Key exchange Yes node detection Yes Unique device identification 48 bit unique identifier 2 Technical and operating features of IEEE Std 802.15.4 Item Value