Encyclopedia > Channel

  Article Content

Channel

In telecommunication, the term channel has the following meanings:

1. A connection between initiating and terminating nodes of a circuit.

2. A single path provided by a transmission medium via either (a) physical separation, such as by multipair cable or (b) electrical separation, such as by frequency- or time-division multiplexing.

3. A path for conveying electrical or electromagnetic signals, usually distinguished from other parallel paths.

4. Used in conjunction with a predetermined letter, number, or codeword to reference a specific radio frequency.

5. The portion of a storage medium, such as a track or a band, that is accessible to a given reading or writing station or head.

6. In a communications system, the part that connects a data source to a data sink.

Source: from Federal Standard 1037C and from MIL-STD-188


A channel, in physical geography, is another name for a strait, which is a narrow channel of water that connects two larger bodies of water. The terms strait, channel, and passage are synonymous and are usually interchangeable.



All Wikipedia text is available under the terms of the GNU Free Documentation License

 
  Search Encyclopedia

Search over one million articles, find something about almost anything!
 
 
  
  Featured Article
Compositae

...   Chamaemelum[?] dogfennel   Chamomilla[?] chamomilla   Chaptalia[?] sunbonnetts   Chloracantha[?] ...