Support for MIMO No Yes No Yes Yes (yes/no) Beam steering/forming No Yes Yes Yes Yes Retransmission ARQ Forward error correction Yes Convolutional and Convolutional and Yes Yes LDPC LDPC Interference management Listen Listen before talk Listen before talk Listen Listen before talk and frequency and frequency before talk before talk channel selection channel selection 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 Passive and active scanning 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 Rogue node detection Yes Unique device 48 bit unique identifier identification A1.2 Technical and operating features of IEEE Std 802.15.4 Item Value Supported frequency bands, licensed or Unlicensed: 169, 450-510, 779-787, 863-870, 902-928, 950-958, unlicensed (MHz) 2 4002 483.5 Licensed: 220, 400-1000, 1427 Nominal operating range OFDM 2 km – MR-FSK 5 km – DSSS 0.1 km – Mobility capabilities (nomadic/mobile) nomadic and mobile Peak data rate (uplink/downlink if OFDM 860 kb/s – different) MR-FSK 400 kb/s – DSSS 250 kb/s – Duplex method (FDD, TDD, etc.) TDD Nominal RF bandwidth OFDM ranges from 200 kHz to 1.2 MHz – MR-FSK ranges from 12 kHz to 400 kHz – DSSS 5 MHz –
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 Rogue node detection Yes Unique device identification 48 bit unique identifier A1.2 Technical and operating features of IEEE Std 802.15.4 Item Value Supported frequency bands, licensed or unlicensed (MHz) Unlicensed: 169, 450-510, 779-787, 863-870, 902-928, 950-958, 2 4002 483.5 Licensed: 220, 400-1000, 1427 Nominal operating range OFDM – 2 km MR-FSK – 5 km DSSS – 0.1 km Mobility capabilities (nomadic/mobile) nomadic and mobile Peak data rate (uplink/downlink if different) OFDM – 860 kb/s MR-FSK – 400 kb/s DSSS – 250 kb/s Duplex method (FDD, TDD, etc.) TDD Nominal RF bandwidth OFDM – ranges from 200 kHz to 1.2 MHz MR-FSK – ranges from 12 kHz to 400 kHz DSSS – 5 MHz