Communication Concept

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    13-Nov-2014

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Wireless Local Area Network

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<ul><li> 1. Wireless LAN Technology </li></ul> <p> 2. Wireless Local Area Network (WLAN = Wireless Local AreaNetwork) RF , , LAN 3. Wireless LAN (Wireless LAN) .. 1971 ALOHNET Bi-directional - 7 4 Oahu 4. Wireless LAN 5. Wireless LAN 6. Wireless LAN 7. 1. mobility improves productivity &amp; service 2. installation speed and simplicity 3. installation flexibility 4. reduced cost- of-ownership 8. 1. Peer-to-peer ( ad hoc mode ) 2. Client/server (Infrastructure mode) 3. Multiple access points and roaming 4. Use of an Extension Point 5. The Use of Directional Antennas 9. Peer-to-peer (ad hoc mode) 10. Peer-to-peer (ad hoc mode) Peer to Peer 2 wireless adapter cards 11. Client/server (Infrastructure mode) 12. Client/server (Infrastructure mode) Client / server Infrastructure mode Access Point (AP) Hot spot (client) - AP Server 13. Access Point Hub 14. Multiple access points and roaming 15. Multiple access points and roaming Access Point 500 1000 AP 16. Use of an Extension Point 17. Use of an Extension Point Extension Points Access Point 18. The Use of Directional Antennas 19. The Use of Directional Antennas 20. IEEE802.11g 54 (Mbps) IEEE802.11b MIMO , 21. IEEE 802.11a IEEE 802.11b IEEE 802.11g IEEE 802.11e IEEE 802.11f IEEE 802.11h IEEE 802.11i IEEE 802.11k IEEE 802.11n IEEE 802.1x 22. Wi-Fi 23. IEEE 802.11a/b/g 24. Q&amp;A ... </p>