Information-bearer channel
Encyclopedia
In telecommunication
, the term information-bearer channel has the following meanings:
1. A channel
capable of transmitting all the information
required for communication, such as user
data
, synchronizing
sequences, and control signals.
Note: The information-bearer channel may operate at a higher data rate than that required for user data alone.
2. A basic communications
channel with the necessary bandwidth but without enhanced or value-added services.
Telecommunication
Telecommunication is the transmission of information over significant distances to communicate. In earlier times, telecommunications involved the use of visual signals, such as beacons, smoke signals, semaphore telegraphs, signal flags, and optical heliographs, or audio messages via coded...
, the term information-bearer channel has the following meanings:
1. A channel
Channel (communications)
In telecommunications and computer networking, a communication channel, or channel, refers either to a physical transmission medium such as a wire, or to a logical connection over a multiplexed medium such as a radio channel...
capable of transmitting all the information
Information
Information in its most restricted technical sense is a message or collection of messages that consists of an ordered sequence of symbols, or it is the meaning that can be interpreted from such a message or collection of messages. Information can be recorded or transmitted. It can be recorded as...
required for communication, such as user
User (telecommunications)
In telecommunications, a user is a person, organization, or other entity that employs the services provided by a telecommunication system, or by an information processing system, for transfer of information....
data
Data
The term data refers to qualitative or quantitative attributes of a variable or set of variables. Data are typically the results of measurements and can be the basis of graphs, images, or observations of a set of variables. Data are often viewed as the lowest level of abstraction from which...
, synchronizing
Synchronizing
In telecommunication, the term synchronizing has the following meanings:# Achieving and maintaining synchronism.# In fax, achieving and maintaining predetermined speed relations between the scanning spot and the recording spot within each scanning line....
sequences, and control signals.
Note: The information-bearer channel may operate at a higher data rate than that required for user data alone.
2. A basic communications
Telecommunication
Telecommunication is the transmission of information over significant distances to communicate. In earlier times, telecommunications involved the use of visual signals, such as beacons, smoke signals, semaphore telegraphs, signal flags, and optical heliographs, or audio messages via coded...
channel with the necessary bandwidth but without enhanced or value-added services.