Pulse Communication Systems

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Across
  1. 1. The process of simultaneously transmitting two or more individual signals over a single communication channel.
  2. 5. __________ Division multiplexing is based on the concept of sharing bandwidth of a common communication channel.
  3. 7. Filter used to remove aliasing
  4. 9. ____________ is a major application of time division multiplexing.
  5. 10. The process of rounding off the samples
  6. 14. PCM is a _____________ pulse modulation technique.
  7. 15. PCM involves three process as sampling, Quantizing and ______________________-
  8. 16. Sample and hold circuit is used to generate this type of PAM signal
Down
  1. 2. Sampling in which sampled signal follows the exact shape of the message signal.
  2. 3. Non-uniform quantization is called
  3. 4. Process in which some parameter of the pulsed carrier is varied in accordance with the instantaneous amplitude of modulating signal
  4. 6. Sampling theorem was introduced in communication theory by
  5. 8. The phenomenon in which high frequency components in the spectrum take identity of adjacent low frequency components.
  6. 11. PAM, PWM and PPM are _________ pulse modulation techniques.
  7. 12. Synchronization is needed in this division multiplexing.
  8. 13. Aliasing is also called as