Post on 13-Jan-2016
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Entertainment Networks
• The competitive landscape
• Lifestyle changes• Network evolutions• The role of regulations• Technological influences
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Two-way Internet access, improved reception, and added reliability.
Hybrid fiber cable (HFC) network
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Linking distribution hubs to headends
4video, voice, and television
The Triple Play
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The Evolution of Set-top Boxes
• What is their function?– Billing– Tuners– Security
• How have they changed?• Personal video recorders (PVRs)• Strategic advantages for cable companies
– Program guides– Home networks
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Digital broadcasting with compression
7USDTV broadcasts. Figure courtesy of USDTV.
Broadcasters Use of Spare Digital Spectrum for Extra Revenue
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Satellite TV
• Why does it cost less to operate satellite networks?
• The impact on cable TV operators
• Implications for the future
9Courtesy XM Satellite Radio
Satellite Digital Radio Broadcasts
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Over the Air TV Broadcasts
Boston AffiliateChicago AffiliateLos Angeles Affiliate
ABC (Disney)
Nationwide Broadcaster
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optical network unit (ONU)
A Passive Optical Network for Cable Television
12A passive optical network with optical network terminations (ONTs).
Fiber to the Home from Telcos
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Entertainment via the Internet
• The impact of Netflix
• Do people want to watch movies or TV reruns on their PCs? – Home networks
• What about on an i-Pods?
• Technological factors
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Multiple System Operators (MSOs) vs. Telcos
• Cable operators’ competitive advantages
• Telco strengths
• Regulatory issues– Local franchises– National legislation
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Summary
• A couch potato world?• The structure of cable TV networks compared to voice
and data networks– How are networks converging?
• Enabling technologies for video on demand– Fiber– Data storage– Faster processors– Compression