How is frequency division multiplexing implemented on hardware?

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SUMMARY

Frequency Division Multiplexing (FDM) is a technique used to transfer multiple electrical signals of different frequencies over a single wire. The discussion highlights the implementation of FDM in hardware, emphasizing the advantages of Orthogonal Frequency Division Multiplexing (OFDM), particularly in ADSL technology. OFDM utilizes orthogonal carriers, which allows for more efficient use of bandwidth compared to traditional FDM. For a detailed understanding of OFDM implementation, a tutorial is recommended.

PREREQUISITES
  • Understanding of electrical signal transmission
  • Familiarity with Frequency Division Multiplexing (FDM)
  • Knowledge of Orthogonal Frequency Division Multiplexing (OFDM)
  • Basic concepts of bandwidth utilization
NEXT STEPS
  • Research the implementation of Orthogonal Frequency Division Multiplexing (OFDM) in ADSL technology
  • Explore the differences between Frequency Division Multiplexing (FDM) and Orthogonal Frequency Division Multiplexing (OFDM)
  • Study the mathematical principles behind orthogonal carriers in OFDM
  • Investigate hardware components used in FDM and OFDM systems
USEFUL FOR

Electrical engineers, telecommunications professionals, and anyone interested in the technical implementation of multiplexing techniques in communication systems.

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how do we transfer many electrical signals of different frequency over a wire?

i know its called frequency division mutiplexing, but i want to know how it is implemeted on hardware.
 
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nitin_zilch said:
how do we transfer many electrical signals of different frequency over a wire?

i know its called frequency division mutiplexing, but i want to know how it is implemeted on hardware.

There is a better thing called, orthogonal frequency division multiplexing, your ADSL.

http://complextoreal.com/tutorials/tutorial-22-orthogonal-frequency-division-multiplex-ofdm-dmt/

Take a look at this. It explains in-depth the implementation of such division. The only difference between this one and you mentioned is that carriers are orthogonal to each other.
 

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