'Point coordination function' presentation slideshows

IEEE 802.11 Wireless LANs

IEEE 802.11 Wireless LANs. Presented by Peng Ge September 12, 2001. Wireless LAN v.s. Wired LAN. Similarity From the beginning, 802.11 was designed to look and feel like other IEEE 802 wired LAN 802.11 operates under 802.2 LLC layer (same as 802.3) Difference

691 views • 49 slides

Voice Traffic Performance over Wireless LAN using the Point Coordination Function

440 views • 43 slides

Wireless Technologies

Wireless Technologies. Asim Loan March 28, 2002. Outline. Bluetooth Wireless Personal Area Network (WPAN) IEEE 802.11a/b/g Wireless Local Area Network (WLAN) Frame Format Range versus Throughput Multi-channel Multipoint Distribution System (MMDS)

541 views • 40 slides

Elements of a wireless network

wireless hosts laptop, PDA, IP phone run applications may be stationary (non-mobile) or mobile wireless does not always mean mobility. network infrastructure. Elements of a wireless network. base station typically connected to wired network

741 views • 38 slides

420 views • 35 slides

802.11 Wireless LAN ( not assessed)

802.11 Wireless LAN ( not assessed). Dr Sandra I. Woolley. Wireless Data Communications. Wireless communications compelling Easy, low-cost deployment Mobility & roaming: Access information anywhere Supports personal devices PDAs, laptops, data-cell-phones Supports communicating devices

390 views • 31 slides

MAC Layer

MAC Layer. Coordinate access to a shared medium Requirements Efficiency Reliability Fairness Support priority Support group communication. MAC Layer (Cont.). Base technologies Frequency division multiple access (FDMA) Time division multiple access (TDMA)

517 views • 30 slides

Overview: Software System Architecture Software System Test

263 views • 14 slides

Using 802.11 in an FTTP Application

Using 802.11 in an FTTP Application. FTTP Application. FTTP with 802.11. Issues to Consider. Equipment Availability Security Bandwidth Propagation distances Quality of Service. Service Offerings. Data Services 5Mbps downstream / 2Mbps upstream 15Mbps downstream / 2 Mbps upstream

236 views • 14 slides