Tham khảo tài liệu 'presentation - update - standards on bms cabling 2002', công nghệ thông tin, quản trị mạng phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | Latest standards on Residential, SoHo and BMS cabling Barry Elliot RCDD Technical Support Manager 3rd October 2002 Manchester slide 0 • The competing technologies slide 1 Access and in-house technologies New wires Old wires Ethernet Coax HomeCNA IEEE 1394 Telephone wire USB HomePNA Powerline X10, Lonworks, PLC CEBus,HomePNA Access networks HomePlug FTTx HFC Cable Satellite Wireless MMDS WLL IEEE , IEEE , xDSL IEEE LMDS HomeRF IrDA Bluetooth HiperLAN/2 slide 2 Technologies requiring new wires Medium B/W Mb/s QoS Features Application Ethernet Cat 5 10/100 Not inherited Widely LAN accepted USB v2 Copper 350 mA <350 mA N/A <80 mA N/A drain Complexity 1x 4x QoS voice Voice & ???yesyes video Video 0 1 5 2 3 10 10 channels slide 5 Possible Market Share 70000 60000 Wireless 50000 Ethernet 40000 Home PNA Powerline high speed 30000 Powerline control USB 20000 1394 10000 0 2001 2002 2003 2004 2005 2006 World Residential Gateway units per network interface, source: In-Stat/MDS March2002 slide 6 Competing cable standards • ‘Standard’ structured cabling • Building management systems • Industrial • Residential and SoHo slide 7
