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Wireless & Mobile Data Onno W. Purbo Onno@indo.net.id
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Fokus.. Mengupas Realita & Impian Wireless / Mobile Data Network
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Aplikasi Wireless Data Konvensional SMS Pager WAP Non-Konvensional Unified Messaging SMS E-mail FAX Bar code Pager Dll..
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Kondisi Aplikasi Hari Ini SMS interoperability SMS – e-mail WAP …?
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Struktur Wireless Mobile Data Mobile Wireless Berasal Voice (GSM, GRPS, EDGE, WCDMA) Berbasis Data (PAGER, DATATAC) Fixed Wireless Packet Radio IEEE 802.11a, b Laser
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Mobile Wireless Modem US$170-350 Handset Rp. 1-2 juta Airtime 9600bps Butuh operator selular GPRS ~100Kbps di Singapore
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Fixed Wireless PCMCIA Card US$170-an Antenna US$100 Sewa Frekuensi Rp. 20.000 / bulan 2-11Mbps No operator Laser US$7000 operasional Max. 622Mbps
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Mobile vs. Fixed WirelessData Modem US$170-350 Handset Rp. 1-2 juta Airtime 9600bps Butuh operator selular GPRS ~100Kbps di Singapore PCMCIA Card US$170-an Antenna US$100 BHP Rp. 20.000 / bulan 2-11Mbps No operator Laser Max. 622Mbps
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Mobile Data (CDMA) AMPS CDPD CDMA2000
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Mobile Wireless (GSM)
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Tahapan di GSM.. 2+ = GSM Phase 2+ HSCSD = High Speed Circiut Switched Data (14.4kbps * n) GPRS = General Packet Radio System (up to 114 kbps) EDGE = Enhanced Data GSM Environment (up to 560 kbps) UMTS = Universal Mobile Telephone Service (up to 2 Mbps)
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Mobile Wireless Data 1 arah – pager 2 arah – DataTAC
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2 Way Pager
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Mobile Data
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Fixed Wireless Packet Radio 1200-64Kbps WLAN 2-54Mbps Laser 10-622Mbps
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Baycom Packet Radio
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Homebrew 64-200Kbps Modem
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TX & RX Board VHF CB Frequency
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Wireless LAN 2.4GHz – 2-11Mbps 5.8GHz – 54Mbps
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ISA Adapter
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Point of Presence
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Access Point 11Mbps
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2.4GHz 12dBi
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14dBi 180deg
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2.4GHz 24dB
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Laser10-622Mbps
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Referensi http://infraredsystems.net http://www.pavdata.com http://www.lsainc.com http://www.silcomtech.com
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Spesifikasi Kecepatan2-622Mbps Frekuensi325-350 THz Panjang Gel860-920 nm Near Infra Red (tidak terlihat mata) Jarak~ 6 km Daya100 mW InterfaceT1, E1, T3, E3, OC-3
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Next Step M-Commerce Main Isu – Trust, Security
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