Irnss ppt.
-
Upload
rakesh-singh -
Category
Engineering
-
view
239 -
download
23
Transcript of Irnss ppt.
![Page 1: Irnss ppt.](https://reader033.fdocuments.net/reader033/viewer/2022061511/58b8ac071a28abc06d8b6bd5/html5/thumbnails/1.jpg)
INDIAN SATELLITE SYSTEM- IRNSS
SUBMITTED BY-RAKESH KUMAR SINGH1405420073EE-32
SUBMITTED TO-MRS. MRINALINI
SRIVASTAV
![Page 2: Irnss ppt.](https://reader033.fdocuments.net/reader033/viewer/2022061511/58b8ac071a28abc06d8b6bd5/html5/thumbnails/2.jpg)
History of Satellites :
First satellite that was used for communication purpose in INDIA was -ARYABHATTA (19 April 1975)
The first geostationary communication satellite -SYNCOM 3(19 Aug 1963).
Father of geostationary communication satellite is
-HAROLD ROSEN (Aircraft
engineer)
The world's first artificial satellite is the Sputnik 1was launched in 1957
![Page 3: Irnss ppt.](https://reader033.fdocuments.net/reader033/viewer/2022061511/58b8ac071a28abc06d8b6bd5/html5/thumbnails/3.jpg)
![Page 4: Irnss ppt.](https://reader033.fdocuments.net/reader033/viewer/2022061511/58b8ac071a28abc06d8b6bd5/html5/thumbnails/4.jpg)
![Page 5: Irnss ppt.](https://reader033.fdocuments.net/reader033/viewer/2022061511/58b8ac071a28abc06d8b6bd5/html5/thumbnails/5.jpg)
![Page 6: Irnss ppt.](https://reader033.fdocuments.net/reader033/viewer/2022061511/58b8ac071a28abc06d8b6bd5/html5/thumbnails/6.jpg)
![Page 7: Irnss ppt.](https://reader033.fdocuments.net/reader033/viewer/2022061511/58b8ac071a28abc06d8b6bd5/html5/thumbnails/7.jpg)
![Page 8: Irnss ppt.](https://reader033.fdocuments.net/reader033/viewer/2022061511/58b8ac071a28abc06d8b6bd5/html5/thumbnails/8.jpg)
RANGE COVERAGE
•Range coverage-1500-2000 km from border
•Orbital hight-36000km
![Page 9: Irnss ppt.](https://reader033.fdocuments.net/reader033/viewer/2022061511/58b8ac071a28abc06d8b6bd5/html5/thumbnails/9.jpg)
COMPONENTS OF SATELLITE
![Page 10: Irnss ppt.](https://reader033.fdocuments.net/reader033/viewer/2022061511/58b8ac071a28abc06d8b6bd5/html5/thumbnails/10.jpg)
COUNTRIES WHO HAVE THEIR OWN GPS
![Page 11: Irnss ppt.](https://reader033.fdocuments.net/reader033/viewer/2022061511/58b8ac071a28abc06d8b6bd5/html5/thumbnails/11.jpg)
IRNSS CONFIGURATION
![Page 12: Irnss ppt.](https://reader033.fdocuments.net/reader033/viewer/2022061511/58b8ac071a28abc06d8b6bd5/html5/thumbnails/12.jpg)
How Satellites Work :I. A Earth Station sends
message in GHz range (Uplink).
II. Satellite Receive and retransmit signals back. (Downlink)
III. Difference between Downlink and Uplink frequency is
2 GHz.
![Page 13: Irnss ppt.](https://reader033.fdocuments.net/reader033/viewer/2022061511/58b8ac071a28abc06d8b6bd5/html5/thumbnails/13.jpg)
TYPES OF ORBITSLow-Earth-Orbit (LEOs)
Medium-Earth-Orbit (MEOs)
Geostationary (GEOs)
![Page 14: Irnss ppt.](https://reader033.fdocuments.net/reader033/viewer/2022061511/58b8ac071a28abc06d8b6bd5/html5/thumbnails/14.jpg)
Low-Earth-Orbit (LEO)Altitude (600-1000
KM) satellite gives it a
better signal strength
Advantages: Reduces
transmission delay
Disadvantages: Smaller coverage
area.Shorter life span (5-
8 yrs.)
![Page 15: Irnss ppt.](https://reader033.fdocuments.net/reader033/viewer/2022061511/58b8ac071a28abc06d8b6bd5/html5/thumbnails/15.jpg)
Middle-Earth-Orbiting (MEO)
MEOs orbits between the altitudes of 8,000 - 20,000 km above the earth.MEO satellites have a larger coverage.These orbits are primarily reserved for communications satellites that cover the North and South Pole.
MEOs are placed in an elliptical (oval-shaped) orbit.
![Page 16: Irnss ppt.](https://reader033.fdocuments.net/reader033/viewer/2022061511/58b8ac071a28abc06d8b6bd5/html5/thumbnails/16.jpg)
Geosynchronous-Earth-Orbit (GEO)
From the ground level the satellite appears fixed.
GEO satellites have a 24 hour view of a particular area.
Coverage to 40% of area Of planet by this satellite
![Page 17: Irnss ppt.](https://reader033.fdocuments.net/reader033/viewer/2022061511/58b8ac071a28abc06d8b6bd5/html5/thumbnails/17.jpg)
How do satellites stay in orbit?
Satellites stay in orbit due to the balance of two factors:
i. Velocity andii. Gravitational pull
between the Earth and the satellite.
Satellites never fall into the Earth this because Earth is round and curves.
![Page 18: Irnss ppt.](https://reader033.fdocuments.net/reader033/viewer/2022061511/58b8ac071a28abc06d8b6bd5/html5/thumbnails/18.jpg)
Applications of IRNSS:- Terrestrial, Aerial and Marine Navigation.
- Disaster Management
- Vehicle tracking and fleet management.
![Page 19: Irnss ppt.](https://reader033.fdocuments.net/reader033/viewer/2022061511/58b8ac071a28abc06d8b6bd5/html5/thumbnails/19.jpg)
Integration with mobile phones.
Precise Timing
-Mapping and Geodetic data capture
-Visual and voice navigation for drivers
![Page 20: Irnss ppt.](https://reader033.fdocuments.net/reader033/viewer/2022061511/58b8ac071a28abc06d8b6bd5/html5/thumbnails/20.jpg)
CONCLUCION Satellites remain the best utilization used for COMMUNICATION AND OTHER SECTOR due to their speed and other advantages mentioned in this presentation.
![Page 21: Irnss ppt.](https://reader033.fdocuments.net/reader033/viewer/2022061511/58b8ac071a28abc06d8b6bd5/html5/thumbnails/21.jpg)
THANK YOU