WLANs-2.pdf - ECE 517 Modern Wireless Network Protocols and Standards IEEE 802.11 WLAN Outline \u2022 \u2022 \u2022 \u2022 \u2022 \u2022 Overview of Standards A Family of

WLANs-2.pdf - ECE 517 Modern Wireless Network Protocols and...

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ECE 517 Modern Wireless Network Protocols and Standards IEEE 802.11 WLAN
Outline Overview of Standards A Family of WLAN Standards WLAN Management IEEE 802.11ac IEEE 802.11ax (Wi-Fi 6) and 11ay Interworking between 3GPP 5G network & WLAN
IEEE 802 Class of Standards 802.1 → Interconnection (Bridging) 802.2 → Logical Link Control (LLC) 802.3 → Ethernet (CSMA/CD) LAN 802.4 → Token Bus LAN 802.5 → Token Ring LAN 802.6 → Metropolitan Area Network (MAN) 802.7 → Broadband LAN 802.8 → Fiber Optic LAN 802.9 → IsoEthernet (Integrated voice and data over Cat 3 Ethernet) 3 802.10 → Security 802.11 → WLAN 802.12 → Demand Priority 802.14 → Cable Modem 802.15 → Wireless Personal Aread Network (PAN) 802.16 → Broadband Wireless 802.17→ Resilient Packet Ring 802.18 → Radio Regulatory WG • 802.19 → Coexistence 802.20 → Mobile Broadband Wireless 802.21 → Media Independent Handoff 802.22 → Wireless Regional Area Networks
IEEE 802.11 Family 802.11a - 54 Mbps standard, 5 GHz signaling (ratified 1999) 802.11b - 11 Mbps standard, 2.4 GHz signaling (1999) 802.11c - operation of bridge connections (moved to 802.1D) 802.11d - worldwide compliance with regulations for use of wireless signal spectrum (2001) 802.11e - Quality of Service (QoS) support (2005) 802.11f - Inter-Access Point Protocol recommendation for 4 communication between access points to support roaming clients (2003) 802.11g - 54 Mbps standard, 2.4 GHz signaling (2003) 802.11h - enhanced version of 802.11a to support European regulatory requirements (2003) 802.11i - security improvements for the 802.11 family (2004) 802.11j - enhancements to 5 GHz signaling to support Japan regulatory requirements (2004) 802.11k - WLAN system management (2008)
IEEE 802.11 Family (Cont’d) 802.11m - Maintenance of 802.11 family documentation 802.11n - 100+ Mbps standard improvements over 802.11g (2009) 802.11p - Wireless access for the vehicular environment (2010) 802.11r - fast roaming support via Basic Service Set transitions (2008) 802.11s - ESS mesh networking for access points (2011) 802.11t - Wireless Performance Prediction - recommendation for testing standards and metrics 802.11u - internetworking with 3G / cellular and other forms of 5 external networks (2011) 802.11v - wireless network management / device configuration (2011) 802.11w - Protected Management Frames security enhancement (2009) 802.11y - Contention Based Protocol for interference avoidance 802.11z - Extensions to Direct Link Setup (DLS) (2010)
More Family Members … 802.11aa: Robust streaming of audio video transport streams (2012) 802.11ac – 5G Hz band Gbps WLAN 802.11ad – 60GHz millimeter wave band (up to 7Gbps) 802.11af – White-Fi on TV white space 802.11ah – Sub-1 GHz outdoor Wi-Fi over long distance 802.11ai – Fast initial link setup (2016) 802.11aj – 45GHz band (China) 802.11aq – Pre-association discovery of services
Active Working Groups 802.11ax – Successor to ac for high efficiency WLAN (target to achieve 4x the throughput of ac and complete in 2019) 802.11ay - Enhancements for ultra high throughput in and around the 60 GHz Band (2019) 802.11az: Next generation positioning 802.11ba - wake-up Radio - low power control radion 802.11bb - Light Communications (Li-Fi) 802.11bc - Enhanced Broadcast Service 802.11bd - Enhancements for Next Generation V2X Timeline available at
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