Information-transfer transaction
Encyclopedia
In telecommunication
, an information-transfer transaction is a coordinated sequence
of user
and telecommunications system
actions that cause information
present at a source user to become present at a destination user
.
Note: An information transfer
transaction usually consists of three consecutive phases called the access phase, the information transfer
phase, and the disengagement phase.
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...
, an information-transfer transaction is a coordinated sequence
Sequence
In mathematics, a sequence is an ordered list of objects . Like a set, it contains members , and the number of terms is called the length of the sequence. Unlike a set, order matters, and exactly the same elements can appear multiple times at different positions in the sequence...
of 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....
and telecommunications system
System
System is a set of interacting or interdependent components forming an integrated whole....
actions that cause 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...
present at a source user to become present at a destination user
Destination user
The destination user in an information transfer transaction is the user who receives information from the source, i.e., from the originating user....
.
Note: An information transfer
Information transfer
In telecommunications, information transfer is the process of moving messages containing user information from a source to a sink.Note: The information transfer rate may or may not be equal to the transmission modulation rate.-See also:...
transaction usually consists of three consecutive phases called the access phase, the information transfer
Information transfer
In telecommunications, information transfer is the process of moving messages containing user information from a source to a sink.Note: The information transfer rate may or may not be equal to the transmission modulation rate.-See also:...
phase, and the disengagement phase.