sbtvd and microsoft tv technologies · + mobile phone channel •can transmit/receive on moving...
TRANSCRIPT
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SBTVD and Microsoft TV Technologies
Alisson Sol, Paulo Sérgio Pinto, Dennis Cronin
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Summary
• Who We Are
• TV Technology
• Media Convergence
• Microsoft TV Technologies
• Content Development Kit
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Who We Are
• Alisson Sol
• Senior Development Lead
• Microsoft Office Business Applications
• Computer Science, M.Sc. - UFMG
• Paulo Sérgio Pinto
• Technical Account Manager
• Microsoft TV
• Computational Chemistry, PhD – IME/PNNL
• Dennis Cronin
• Product Unit Manager
• Microsoft TV
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Disclaimer
• This presentation is intended for information and education only
and is not guaranteed by Microsoft as to accuracy, completeness,
nor any trading result.
• The views and opinions offered by individuals in this presentation
do not necessarily represent the views of Microsoft.
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TV Coverage
• Estimate: TV Sets Sold Worldwide – 1 Billion
• USA data (2000)
• TV sets: 98%, Color: 99%, Remote: 95%
• Multi-set: 76%, VCR: 85%, Wired cable: 68% (Paid: 32%)
• Internet: 69%
• Brazil
• TV sets: 89%
• Computer: 13%, Internet: 7.5-9%
Sources: http://www.tvhistory.tv/facts-stats.htm, http://www.telebrasil.org.br,
United Nations – Information Economy Report 2005
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TV Presence
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1940 1950 1960 1970 1980 1990 2000
Community
Antenna
TV
NBC
USA: NTSC Color
VCR
Internet
Protocol
WWW
DSL
DBS
DOCSIS
DVD
DVR
Analog
CA
MPEG-2
HBO
Digital
CA DRM
IPTV
CD
VC-1
MPEG-4
VOD
MTV
VoIP Satellites
Modern History of Television
Moon
Landing
Brazil: TV Tupi Brazil: PAL-M Brazil: SBTVD
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SBTVD
• “Sistema Brasileiro de Televisão Digital”
• Study groups created in 2003 to propose reference model for
digital terrestrial TV (DTT)
• Law 5.820/2006: ISDB-T (Integrated Services Digital
Broadcasting Terrestrial)
• Recent News
• First digital broadcasting: Dec/03/2007
• All capitals with digital broadcasting: Dec/31/2009
• All cities with digital broadcasting: Dec/31/2013
• Turn off analog system: Jun/29/2016
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Digital TV System
Access Terminal
Services, Applications & Content
Source Signal Decoding
Audio
Decoder
Video
Decoder
Middleware
Transport Layer
Reception, Demodulation and
Channel Decoding
Broadcasting
Services, Applications & Content
Source Signal Encoding
Audio
Encoder
Video
Encoder
Data
Encoder
Transport Layer
Transmission, Modulation and
Channel Encoding
Return Channel
N1 N2 N3
N4
N5
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Technology Options (SBTVD Reference Model)
• N1: Video (3)
• MPEG-2, MPEG-2 + HD, H.264
• N2: Áudio (10)
• MPEG-1 L I/II/III, MPEG-2 L I/II/III, MPEG AAC, MPEG AAC LC/Main/HE, AC-
3, EAC-3, DTS, OggOrbis
• N3: Middleware (4)
• BML/ACAP-X/MHEG-5, MAESTRO, ARIB-23/ACAP-J/MHP, FLEX-TV
• N4: Transport (1)
• MPEG-2
• N5: Transmission
• Main signal (5): ATSC, DVB-T, ISDB-T, ISDB-T*, ISDB-T**
• Portable (4): ISDB-Tn, T-DMB, DVB-H, FLO
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Digital TV – ISDB-T
• Transmission Efficiency
• 4 digital channels or 1 HDTV channel per current analog channel
+ mobile phone channel
• Can transmit/receive on moving vehicles
• Interactive Services
• Data broadcasting + possibility of return channel
• Interfaces and Encryption
• Allow top-set box functionality and conditional access
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What Consumers Like About TV?
Question: Which of the following features of digital television service (DTV) are most appealing to you? Source: JupiterResearch/Ipsos-Insight Consumer Survey (9/04), n = 449 (analog cable subscribers interested in DTV, US only); n = 440 (no cable, US only); n = 534 (digital cable users interested in DTV, US only); n = 423 (satellite users interested in DTV, US only)
78%
72%
44%
32%
38%
34%
23%
20%
13%
22%
Clearer picture and sound
Variety of TV channels
DVR
Electronic program guide
VOD
Digital music channels (audio only)
Picture-in-picture capability
Sports premium channels
Interactive TV services
Additional information about programs, actors, directors, etc.
0% 20% 40% 60% 80% 100%
Percentage of Online Users Interested in DTV Services
percentage values are an average percentage
of the responses of these 4 user groups
Analog cable
Digital cable
No cable or satellite service
Satellite
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Learning From Customers
• Computer: “Do what I want!”
• Television: “Entertain me!”
• Distance
• Computer: 2 feet (~0.6m)
• Television: 10 feet (3m)
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Evolution Of TV Transmission
Open
Closed (paid)
Terrestrial Satellite IPTV Terrestrial Satellite IPTV
Analog
Normal
HD
Digital
Normal
HD
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Digital Convergence
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Demo
• Digital TV
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Microsoft TV
2006
Broadband
Broadcast 1997
2000
2002
2003
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1995 2000
Broadband
Capacity
Bandwidth required
for High Definition Video
Bandwidth required
for Standard Definition Video
What is IPTV?
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IPTV: Future of Television
• What IPTV is:
• Competitive TV services over managed
IP networks
• Broadcast television
• All forms of on-demand
• Electronic program guide
• Connected entertainment
• What IPTV is not:
• Video streaming over the Internet
• Watching TV on your PC
• Best-efforts video services
• Based on unproven business models
IP Network
Operator Headend
TV via STB
Operator Access Network
Subscription TV Services
Live Media
On-Demand Media
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IPTV Edition – Deployment Layout
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Deployment “Know-How”
• Hardware
• Server-side
• Top-set box
• Middleware
• Updates (downtime)
• Application
• Deployment
• Updates
• Customer Experience
• Billing and support (How to connect the cables?)
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Client
MSTV Client
TV
Applications
Device APIs
Supported
Standards
CDK
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Digital TV System - Middleware
Access Terminal
Services, Applications & Content
Source Signal Decoding
Audio
Decoder
Video
Decoder
Middleware
Transport Layer
Reception, Demodulation and
Channel Decoding
Broadcasting
Services, Applications & Content
Source Signal Encoding
Audio
Encoder
Video
Encoder
Data
Encoder
Transport Layer
Transmission, Modulation and
Channel Encoding
Return Channel
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Middleware
• Set-Top Box “Resident Application”
• A.k.a. IRD – Integrate Receiver Decoder (In Portuguese: URD –
Unidade Receptora Decodificadora)
• Virtual Machine
• Execution of applications (usually AV decoders implemented in
hardware)
• Return Channel
• (In Portuguese: CI – Canal de Interatividade)
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Middleware Platforms
• Microsoft
• OCAP (OpenCable Application Platform)
• JavaTV
• MHP (Multimedia Home Platform)
• MHEG-5 (Multimedia and Hypermedia information coding Expert
Group)
• Ginga
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Return Channel (SBTVD RFP14)
• Scenarios (C1 to C8)
• C1: Urban, high-density population, vertical buildings
• C8: Large dimensions, small population (Amazon forest)
• Technologies
• CDMA 2000 1xRTT, GSM, Ad-Hoc IEEE 802.11g, DOCSIS
Cable Modem, MMDS, DVB-RCT, PLC, ADSL, G.Lite, HDSL,
SHDSL, Dial-UP V92, RDSI, WiMAX, CDMA 1xEV, DVB-RCS
• Recommendations: Scenarios x Technologies
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TV Application Scenarios
Games Casual
Extreme
Content Services
News/Info Services
Portals/Start Page
Mosaics
eTV Applications
Voting
Hot Spots
Ads
Play Along
EPG
Enhancements
UI Features
UI Customizations
Convergence
Applications
Video Conferencing
Caller ID
Media Sharing
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CDK Example: Mosaic Applications
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CDK Example: Information Portal
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Tools Landscape – The High Level View
designer developer
professional
non-professional
.
Win
do
ws P
res
en
tati
on
Fo
un
da
tio
n
(WP
F)
.NET for TV
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Content Development
• Visual Studio 2005
• Microsoft IPTV Content Development Kit
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Demo
• Application Development
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Thanks!
• Questions & Answers