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Introduction to Communication

Introduction to Communication. Prepared By Dr. Hany Taher Modified by: Dr. Mouaaz Nahas. Text Book. Contents. Contents (Cont.). Contents (Cont.). Comm. System (Cont.). ). that converted by input transducer. Comm. System (Cont.). Comm. System (Cont.). Comm. System (Cont.).

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Introduction to Communication

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  1. Introduction to Communication Prepared By Dr. HanyTaher Modified by: Dr. Mouaaz Nahas

  2. Text Book

  3. Contents

  4. Contents (Cont.)

  5. Contents (Cont.)

  6. Comm. System (Cont.) ) that converted by input transducer

  7. Comm. System (Cont.)

  8. Comm. System (Cont.)

  9. Comm. System (Cont.) Can be eliminated

  10. Comm. System (Cont.) Cannot be eliminated

  11. Comm. System (Cont.) • . • . • .

  12. Analog & Digital Messages • . • .

  13. Analog & Digital Messages (Cont.)

  14. Noise immunity of Digital Signals • . • .

  15. Noise immunity of Digital Signals (Cont.) Distorted signal Due to channel Distorted noisy signal • .

  16. Noise immunity of Digital Signals (Cont.) • .

  17. Viability of Regenerative Repeaters in Digital Communication • . • . • .

  18. Viability of Regenerative Repeaters in Digital Communication (Cont.) • . • . • .

  19. Signal Bandwidth & SNR A measure of the width of a range of frequencies, measured in hertz (Hz). Signal to noise ratio

  20. Sinusoidal Waveform

  21. Modulation

  22. Demodulation

  23. . • . • .

  24. AM (Cont.)

  25. AM (Cont.) • . Let A=1 • . • .

  26. AM (Cont.) • . • . • .

  27. AM (Cont.) • . • . • . • .

  28. AM Demodulation

  29. AM Demodulation (Cont.)

  30. Example on AM Solution • . • .

  31. Example on AM (Cont.)

  32. Example on AM (Cont.)

  33. Modulators (Cont.)

  34. Modulators (Cont.) • .

  35. Modulators (Cont.) • . • . • .

  36. Modulators (Cont.) • . • .

  37. Modulators (Cont.) • .

  38. Modulators (Cont.) • .

  39. Modulators (Cont.) • . • . • .

  40. Modulators (Cont.)

  41. Modulators (Cont.) • . • . • .

  42. Modulators (Cont.) • .

  43. . • .

  44. Modulators (Cont.) • . • . • . • . • .

  45. Modulators (Cont.)

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