broadband ip over dvb for ip connectivity itu conference
DESCRIPTION
Broadband IP over DVB For IP connectivity ITU Conference. Introduction Main Capabilities. Inbound access Scheme based on Gilat’s FTDMA Single HUB supports thousands of terminals Modular and Expandable architecture Outbound bit rate from 2.5 Mbps up to 52.5 Mbps - PowerPoint PPT PresentationTRANSCRIPT
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Broadband IP over DVBFor IP connectivityITU Conference
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Inbound access Scheme based on Gilat’s FTDMA
Single HUB supports thousands of terminals
Modular and Expandable architecture
Outbound bit rate from 2.5 Mbps up to 52.5 Mbps
Inbound 38.4, 76.8, 153.6 and 307.2 Kbps
IntroductionMain Capabilities
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SkyBlaster 360E System Architecture Overall Network Architecture
SkyBlaster 360EVSAT
Internet
OptionalVideo/AudioBroadcast
Programming
Router NMS
Firewall /Content Filtering
PC’s
DVB Video receiver
RFT
Satellite
Intranet
DVB Outbound
SkyBlaster 360E
Baseband
Application Servers, Acceleration servers
Farm (Optional)
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Two-Way Interactive IP communications
Broadband “always on-line” Internet access
Browsing
FTP
Broadband Corporate Intranet
Internet Cafés; SOHOs; SMEs
Corporate Training / Interactive Distance Learning (IDL)
Video Conferencing
Reliable IP Multicast
VoIP (Voice Over IP)
SkyBlaster 360EApplications
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DialAw@y IPRemote Bundled Telephony and
Internet
From basic telephony to high speed internet
Public voice service , preferably by payphones in public call offices (PCO)
Prepaid service
Fax (G3 standard)
Voice mail for incoming calls to payphones
Provision for internet connectivityto internet cafes (e-mail, internet browsing)
High speed internet service for SOHO and small businesses (e-mail, e-commerce services etc.)
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Internet Service cost Vs Size of Network
assumptions; 128Kbps downstream per site11% average usage = microsoft model
Network size
Hub investment
VSATs cost
Operating cost/year
Space segment cost/year
Cost/site/month
500 Sites 1,100,000 1,000,000 360 000 240 000 1852000 Sites 1,300,000 3,700,000 700 000 400 000 1005000 Sites 2,200,000 8,750,000 1 500 000 950 000 85
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Network size Vs
Service cost Chart
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200 000
400 000
600 000
800 000
1 000 000
1 200 000
1 400 000
1 600 000
1,000,000 3,700,000 8,750,000
1,100,000 1,300,000 2,200,000
500 Sites 2000 Sites 5000 Sites
020406080100120140160180200
Operating cost/year
Space segmentcost/year
Cost/site/month
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DVB based Outbound – 2.5 to 52.5 MbpsInbound bit rate – 38.4 to 307.2 Kbps – R.S. CodingStand alone remote unit with routing capabilitiesLarge networks using shared HUB are cost effective for delivering Internet service to remote areasPossibility of bundled service of telephony and Internet on the same platformIt contributes to bridge the digital divide immediately
Summary