Radio satelliite

1. Radio Satellite
presented by Amit,
Ricky, Arpit, Ayush

2. Content
• What is satellite Radio
• History
• Current Provides
• How Does It Works
• Sirius Satellite Radio
• XM Satellite Radio
• Advantages
• Disadvantages
• Future of satellite radio

3. What is Satellite Radio
• Satellite Radio is digital radio that receives signals from a
broadcast communication satellite.
• Function in any place if there is a line of sight between the
antenna and the satellite
• Required access to a commercial satellite for signal propagation
• Services are commercial business entity that offers packages of
channels as part of service
• Requires a subscription from end users

4. History
• Sirius Radio began in 1990, while Xm Radio started up in 1992.
• Starting in the early 21st century, when satellite radio
hookups became more feasible, the competition
between these two companies became fierce.
• The competition ended in 2007,'when sirius bought out XM Radio.
• The two major satellite radio providers in the united states, Sirius
radio and XM Radio, began operations in the early 1990s.

5. Working of satellite

6. How Does It Work?
Satellite radio uses stationary transmitters which have limited range
to broadcast uses mobile satellites orbiting the earth.
They pick up radio signals straight from orbiting satellites.
The satellite bounces the transmitted radio frequency off of the
satellite and out to the millions of satellite radio listeners around
the world

7. Service Features
• Large area coverage
• CD quality audio
• Subscription based
• Commercial-free content
• Lots of variety-100s of channels
• Programming includes music, news, talk radio, sports, humor
• Audio associated metadata transmitted
• Some channel broadcast in 5.1 surround sound format
• FCC does not regulate content

8. Sirius Satellite Radio
• Operated in the United states and Canada
• Provides 69 channels of music
• 65 channels of news ,sports and entertainments
• Broadcast 24 hours a day commercial free from three satellites
• $12.95/monthly+$10-$15 for activation

9. XM Satellite Radio
• United States and Canada
• 73 music, 39 news, sports and entertainment, 29 regional traffic
and weather, 23 play-by-play sports.
• $12.95/mon,$7.99 internet only
• Provides weather to pilots through XM WZ satellite
• Weather data casting service

10. Advantages
• Information about local traffic and weather conditions
• Absence of static
• It produces crystal-clear sound
• Programs are not interrupted by commercials

11. Disadvantages
• Subscription fee
• Signal interruptions
• Signal limitations
• Non- local

12. Future of satellite radio
• Receiver $120 and subscription($7/month) costly
• Stiff competition from ipod, internet radio, local fm
• Steady attrition rates
• Sirius & XM still in dept
• But, the technology developed for satellite radio
will pave the way satellite digital media broadcasting
( S-DMB)