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Multiplex

Definition

Multiplex refers to a system of transmitting several messages or signals simultaneously over the same circuit or channel, increasing the capacity of a communication path.

Detailed Explanation

Multiplexing combines multiple signals so they can share a single circuit or channel at the same time, making more efficient use of a communication path. By dividing the channel in time, frequency, or another dimension, a multiplexed system carries several streams together and separates them again at the far end. This increases capacity without requiring a separate path for each signal.

Multiplexing is fundamental to modern communication, allowing a single cable or fiber to carry many channels of voice, video, or data simultaneously. The technique greatly improves the utilization of the physical medium, which is one reason a single high-quality cable can support a large volume of traffic.

In commercial and industrial communication, multiplexed signals place demands on the cable and fiber that carry them, since the medium must support the combined bandwidth of all the channels. Quality cable with adequate bandwidth and low loss helps preserve the multiplexed signals across a run.

Because a multiplexed medium must carry the combined bandwidth of all its channels, quality cable and fiber with adequate bandwidth and low loss are essential to preserving the signals, which is how a single path can support so much simultaneous traffic.

At Windy City Wire, the focus on quality low-voltage and fiber optic cable supports the high-capacity paths that multiplexed communication relies on. Supplying cable with the bandwidth and integrity to carry many combined channels helps commercial systems make the most of their communication infrastructure.

Applications / Use Cases

  • Carrying multiple signals on one channel
  • Increasing communication path capacity
  • Combining voice, video, and data streams
  • Efficient use of cable and fiber
  • High-capacity communication systems

Related Terms

  • Multiplex
  • Bandwidth
  • Multi-Mode Fiber
  • LAN
  • Mbps