TY - JOUR T1 - Directional distributed co-ordination function - a medium access control protocol to simultaneously support both omni-directional and smart antennas in a same WLAN cell JO - IET COMMUN PY - 2007/08/01 AU - Zhao L AU - Zhang J AU - Zhang H ED - DO - DOI: 10.1049/iet-com:20060641 VL - 1 IS - 4 SP - 765 EP - 771 Y2 - 2024/12/20 ER -