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Other Solutions Fall Short

Other Solutions Fall Short. 1394c is Expensive and Limited Bridging IP/1394 and IP/Ethernet is costly Wireless Still Needs Ethernet Routers often not integrated into the AP Single AP often times not adequate Multiple APs interconnect via Ethernet HPNA and HomePlug are Still Unreliable

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Other Solutions Fall Short

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  1. Other Solutions Fall Short • 1394c is Expensive and Limited • Bridging IP/1394 and IP/Ethernet is costly • Wireless Still Needs Ethernet • Routers often not integrated into the AP • Single AP often times not adequate • Multiple APs interconnect via Ethernet • HPNA and HomePlug are Still Unreliable • Legacy wiring is temperamental at best • Coax is Not Consumer Friendly

  2. Home Interconnecting Technologies Wireline (back-up slide) Power Line HomePNA USB 802.3 1394 10kb/s (~ 10Mb/s) 10/100 Mb/s (~ 1Gb/s) ~400Mb/s (~ 3.2Gb/s) 1Mb/s (~ 10Mb/s) 1.5/12 Mb/s (~ 480Mb/s) Data Rate Real Time No No Yes No Yes Networking PtoP PtoP W/ Bridge PtoP PtoMP Mesh PtoP PtoP Bus Application Phone, low data rate transmission PC peripherals IP data Audio, Video, IP data Electronic Device Control, Low data rate transmission

  3. Home Interconnecting TechnologiesWireless (back-up slide) Bluetooth HomeRF 802.11a Wireless 1394 1394+UWB Spectrum 2.4 Ghz (ISM Band) 2.4 Ghz (ISM Band) 5.2 Ghz 5.2 Ghz 3.1~10.6 Ghz 0.8~1.6 Mb/s ~54 Mb/s ~70 Mb/s >= 100 Mb/s (~400 Mb/s) ~720 kb/s Peak raw rate Modulation FHSS: 50 hops/s OFDM OFDM TH-PPM, PAM, or biphase pulse mod. FHSS: 1600 hops/s < 10m < 50m About 50m 10~20 m < 10 m Range Connection Topology Peer-to-peer, MS-to-BS MS-to-BS Peer-to-peer, multihop Peer-to-peer, multihop Peer-to-peer, Master-slave Real Time Yes Yes Yes Yes No Application PC, peripherals, Mobile terminals IP data Audio, video, IP data Audio, video, IP data Mobile phone, portable terminals

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