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ALLOCATION OF A FREQUENCY BAND: Registration
of a determined frequency band in teh Table of Frequency
Allocations, so that it is used by one or more terrestrial
or spatial radio communication services or for the radio
astronomy services according to specified conditions.
This term also applies to the frequency band being considered.
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ALLOCATION OF A FREQUENCY OR OF A CHANNEL:
Authorization granted to a radio station for use of
a given radioelectric frequency or channel pursuant
to the conditions that have been specified.
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ASSIGNED
FREQUENCY: The center of a frequency band
that has been assigned to a station.
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ASSIGNED FREQUENCY BAND: It
is a frequency band admitting an authorized emission
for a given station; the band width is assigned so as
to ensure data transmission is done at the required
speed and quality and with the needed protection among
channels.
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AUTHORIZED USE OF FREQUENCIES: An
administrative transaction whereby the necessary title
is granted for use of a given frequency or frequencies
within a previously assigned radio frequency spectrum.
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AWARD OF A RADIOELECTRIC FREQUENCY
OR CHANNEL: Registration of a given channel
within a plan that has been adopted by a competent conference.
Such a plan needs to be used by one or several administrations
toward providing an terrestrial or spatial radio communication
service in one o several countries or geographic areas
- as established - and adhering to the pertinent conditions
specified.
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CONCESSION: Contract whereby
an individual or legally constituted firm is entitled
to provide telecommunications services.
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CONCESSION BENEFICIARY: Individual or legally constituted
firm who have been authorized to provide radio communications
services.
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CARRIER: The individual or
legally constituted firm who has been granted authorization
to provide services to users through the radio communications
systems assigned to it under a contract.
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HARMFUL INTERFERENCE: The sort of interference that
compromises the operation of a given radio-navigation
services or other security services, or which greatly
deteriorates, repeatedly interrupts or precludes the
operation of a given radio communications services pursuant
to the UIT Radio communications Regulations.
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MOBILE SERVICE: Radio communications services between
mobile and earth stations or among mobile stations.
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RADIO COMMUNICATIONS: All kinds of telecommunications that are transmitted through the
use of radio waves.
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RADIO-BROADCASTING: Radio communications services
whose emissions are intended to be received directly
by the general public. Such service comprises sound
emissions, television broadcasting and other type of
emissions.
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RADIO STATION: One or more
transmitters or receivers, or a combination thereof,
including accessory facilities needed to ensure efficient
radio communications services or in-situ radio astronomy
services.
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SINGLE RADIOELECTRIC CHANNEL:
It is the frequency band width used as a measurement
unit that serves as a reference for estimating tariffs.
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TELECOMMUNICATIONS: Every kind of transmission,
emission or receipt of signs, signals, whether written,
by image, sound or information of any sort, either by
wire, radioelectricity, optical fiber and other electro-magnetic
systems.
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TELEVISION: A form of telecommunications that allows
for the transmission of non-permanent images of either
fixed objects or moving objects.
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TEMPORARY AUTHORIZATION FOR THE USE OF FREQUENCIES: Corresponds
to radio communications systems whose operation is devoted
to experimentation or eventual use.
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USER: The individual or legally constituted firm
who has been granted an authorization or license for
the use of radio frequencies or channels.
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