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  1. 1. SYNTHETIC APERTURE RADAR Presented By: Pratik Priyasmit Sahoo Roll no-72
  2. 2. <ul><li>Radio Detection And Ranging. </li></ul><ul><li>Locating distant targets by sending bursts of electromagnetic radiation </li></ul><ul><li>Invented during world war – II by Robert Watson </li></ul><ul><li>OPERATION OF RADAR </li></ul><ul><li>Radar set turns on transmitter </li></ul><ul><li>shoots out a short, high-intensity burst of high-frequency radio waves </li></ul><ul><li>Receive the signal by receiver </li></ul>
  3. 3. <ul><li>ECHO –Distance of object from The RADAR system </li></ul><ul><li>DOPPLER SHIFT- Speed of the object </li></ul>
  4. 4. <ul><li>Multiple radar images processed & 2-D images of the target objects </li></ul><ul><li>Antenna mounted on moving platform </li></ul>
  5. 5. <ul><li>Sends out narrow pulses and receives them </li></ul><ul><li>Aircraft flies distance to synthesize the large aperture to collect data </li></ul><ul><li>USES </li></ul><ul><li>Space shuttles and orbiting satellites for producing stereo images </li></ul><ul><li>Environmental monitoring, earth resource mapping, and military systems </li></ul><ul><li>Poleriometry & Interferometry </li></ul>