Communication satellites in computer network in hindi

Communication satellites artificial satellites hote hain jo space mein sthit hote hain aur communication systems ke liye upyog hote hain. Ye satellites electromagnetic waves ka upyog karke information ko transmit karte hain, jaise ki voice, video, data, aur internet connectivity. Communication satellites globally distributed hote hain aur aksar geostationary orbit ya low Earth orbit (LEO) mein sthit hote hain.

इसके बारे मे भी जाने :-

Communication satellites in computer network in hindi

Kuch important points communication satellites ke baare mein:

  1. Orbit: Communication satellites alag-alag orbits mein sthit hote hain. Geostationary orbit (GEO) mein sthit satellites Earth ke equator ke pass 35,786 kilometers ki height par sthit hote hain. Ye satellites Earth ki rotation ke saath synchronize rehte hain, jisse unka position stationary (sthir) rehta hai. LEO satellites lower orbits mein sthit hote hain, typically 2,000 kilometers se kam height par.

  2. Coverage: satellites apne orbits se coverage area provide karte hain. GEO satellites ek wide coverage area, jaise ki a whole continent, ek bade portion of the Earth, ya multiple countries tak coverage provide kar sakte hain. LEO satellites ka coverage area chhota hota hai, lekin unki low altitude ki wajah se latency (delay) kam hoti hai.

  3. Transponders: Communication satellites mein transponders hote hain, jo incoming signals ko receive karte hain aur unko amplify karke dusre frequency par retransmit karte hain. Transponders multiple channels aur frequencies ko support karte hain aur signal quality maintain karte hain.

  4. Applications: Satellites ka upyog satellite TV broadcasting, internet connectivity, long-distance telecommunication, weather monitoring, navigation systems (GPS), aur scientific research ke liye kiya jata hai. Ye satellites global connectivity aur communication infrastructure ka important hissa hai.

  5. Ground Stations: satellites ke saath ground stations (tantra) hote hain, jo upagrah se signals receive karte hain aur unko further process karte hain. Ground stations communication satellites se data communication aur control maintain karte hain.
Communication satellites in computer network in hindi
Communication satellites in computer network in hindi

Advantages of Communication Satellites:

  • Wide Coverage: Communication satellites ek wide coverage area provide karte hain, jisse large geographical regions tak communication coverage possible hota hai.

  • Global Connectivity: Satellites global connectivity facilitate karte hain, jisse long-distance communication aur international communication enhance hota hai.

  • Reliability: Satellites reliable communication channels provide karte hain, kyunki they are not prone to physical obstacles or terrestrial infrastructure limitations.

Limitations of Communication Satellites:

  • Cost: Satellite deployment, operation, aur maintenance high costs ka saath aata hai. Satellites ke infrastructure, launch vehicles, aur ground station setup expensive hota hai.

  • Latency: Geostationary satellites ki higher orbits ki wajah se latency (signal delay) ka issue ho sakta hai. LEO satellites ismein improvement laate hain, lekin unka coverage area chhota hota hai.

  • Vulnerability: Satellites space mein vulnerable hote hain, jaise space debris, solar radiation, aur natural events (jaise solar flares) ke impacts se affect ho sakte hain.

Communication satellites advanced communication technology provide karte hain aur global connectivity ko enhance karte hain. Iske through long-distance communication, broadcasting services, internet access, aur critical communication networks establish kiye ja sakte hain.

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