Future Networks IP Broadcast

7/31/2019 Future Networks IP Broadcast

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S.Geetha, SDE, RGM TTC , Chennai


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What is Video Over IP?

A term that describes a method of

transmitting video, audio and datasignals as packetized data over

an IP network.


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Snippet

Microsoft Corp. unveiled on 17 Jun 2007, thename for its Internet-based television platform

MediaRoom

http://www.microsoftmediaroom.com/#


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BSNL launches IPTV in Pune and subsequentlyextended to the whole nation .

Snippet


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The Vision For TV

Empowered

Consumers

Profitable

Operators
http://en.wikipedia.org/wiki/Internet_Protocol


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What are the benefits of VideoOver IP,over normal cable/ DishTV?

1. See anytime you want to see

2. Broad cast channel(IPTV)/live events/Vo3. Video Conferencing

4. Personalize advertisement and greetings

5. DVD quality picture and sound

6. On line training and video class


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7. Settings for record

8. Alert message for favorites programme-

SMS alert Uses only access networks.9. Watched on TV set with set-top-box or on

computer screen.

10. Interactive

11. Can be integrated with other services likeVoice over IP, Personal Video Recorder

What are the benefits of IPTV

over normal cable/ Dish TV?


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12. Digital video quality. With higherbandwidth networks can be HDTV

13. Fastforward, Rewind facility

14. Chat , Messenger can be integrated

15. PIP

16. Photo and Video sharing

What are the benefits of IPTV

over normal cable/ Dish TV?


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Types of Video Over IP Services

VOD(Video On Demand)IPTV(Broadcast TV)

Live Video Broadcast


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VOD(Video On Demand)

http://video.aol.com/


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BSNL IPTV Broadcast


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http://wwitv.com/portal.htm?http://wwitv.com/television/inde

x.html?http://wwitv.com/tv_channels/b4200.htm


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4 phases

Encode

and

StreamRaw

Content

STB and

TV toreceive

VideoContent in

ContentServer


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4 phases

Encode

and

StreamRaw

Content

STB and

TV toreceive

Encode toplayback

format


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What is encoder?

Not all Video Formats are same

Mpeg1 Mpeg2

Mpeg4

RealMedia Quick time

WindowsMedia

We have to

convert to play

back format like

DVD,HDTV,VCD

etc


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4 phases

Encode

and

StreamRaw

Content

STB and

TV toreceive

StreamingTechnology


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And a new technology called

Streaming


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What is Streaming?

streamstream


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Streaming Software


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Streaming has advantages such as:

1. The ability to handle much larger trafficloads.

2. The ability to detect users' connectionspeeds and supply appropriate filesautomatically.

3. The ability to broadcast live events.

4. Streaming alleviates the need to downloadan entire media clip as a5. Allows playing to start before download is

completed

6. Protects copyright


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How Streaming Media Works

Internet,Intranet,

WAN

Live Content

WindowsMedia

Encoder

WindowsStreaming

Server

Windows NT or

UNIX Web Server

WindowsMedia

Players

Stored VideoFiles (AVI)

Stored .ASFFiles

Tip: PowerPoint 2000 can send an online broadcast directly to a Media Server


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Streamed output can be linked like

this

Unicast Streaming


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N ClientsServer Network

N Streamsacross the

network

Content

Unicast Streaming


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N ClientsServer Network

One copyacross the

network

Content

IP Multicast Streaming

RendezousPoint


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VOD-----Unicast

IPTV ------Mulitcast

Live Video-----Multicast


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4 phases

Encode

and

StreamRaw

Content

STB and

TV toreceive

MultiplayNetwork by

BSNL


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Video over IP Architecture

Multiplay Network

Future Networks IP Broadcast

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