The following documents contain provisions which, through reference in this text, constitute provisions of the present document.
References are either specific (identified by date of publication, edition number, version number, etc.) or non-specific.
For a specific reference, subsequent revisions do not apply.
For a non-specific reference, the latest version applies. In the case of a reference to a 3GPP document (including a GSM document), a non-specific reference implicitly refers to the latest version of that document in the same Release as the present document.
For the purposes of the present document, the terms given in TR 21.905 and the following apply. A term defined in the present document takes precedence over the definition of the same term, if any, in TR 21.905.
connector at the conducted interface of the repeater type 1-C
beam (of the antenna) is the main lobe of the radiation pattern of an antenna array
Beam centre direction:
direction equal to the geometric centre of the half-power contour of the beam
Beam direction pair:
data set consisting of the beam centre direction and the related beam peak direction
Beam peak direction:
direction where the maximum EIRP is found
beam which has a half-power contour that is essentially elliptical, the half-power beamwidths in the two pattern cuts that respectively contain the major and minor axis of the ellipse
requirement which is applied in a specific direction within the OTA coverage range.
Equivalent isotropic radiated power:
equivalent power radiated from an isotropic directivity device producing the same field intensity at a point of observation as the field intensity radiated in the direction of the same point of observation by the discussed device
frequency gap between two consecutive passbands that belong to the same operating band, where the RF requirements in the gap are based on co-existence for un-coordinated operation
The frequency gap between two supported consecutive passbands that belong to different operating bands.
Maximum passband output power:
mean power level measured per passband at the antenna connector, during the transmitter ON state in a specified reference condition
Maximum passband TRP output power:
mean power level measured per passband during the transmitter ON state in a specified reference condition and corresponding to the declared rated passband TRP output power (Prated,p,,TRP)
RF bandwidth in which an emission level is specified
Antenna Connector for a Multi-band repeater.
Repeater Type 1-C whose antenna connector is associated with a transmitter and/or receiver that is characterized by the ability to process two or more passband(s) in common active RF components simultaneously, where at least one passband is configured at a different operating band than the other passband(s) and where this different operating band is not a sub-band or superseding-band of another supported operating band
Nominal channel bandwidth:
Bandwidth calculated as min(100MHz, BWpassband) in FR1 or min(400MHz, BWpassband) in FR2. If this bandwidth is not defined for BS channel bandwidth for the operating band, nominal channel bandwidth shall be defined as the widest BS channel bandwidth for the operating band which is narrower than BWpassband.
spectrum consisting of two or more passbands separated by inter-passband gap(s).
frequency range in which NR operates (paired or unpaired), that is defined with a specific set of technical requirements
OTA coverage range:
a common range of directions within which OTA requirements that are neither specified in the OTA peak directions sets nor as TRP requirement are intended to be met
OTA peak directions set:
set(s) of beam peak directions within which certain OTA requirements are intended to be met, where all OTA peak directions set(s) are subsets of the OTA coverage range
The frequency range in which the repeater operates in with operational configuration, this frequency range can correspond to one or several consecutive nominal channels, if they are not consecutive each subset of channels shall be considered as an individual passband, a repeater can have one or several passbands, all channels within the passband(s) shall belong to a single operator or collaborating operators.
Frequency at the edge of the passband.
Radiated interface boundary:
operating band specific radiated requirements reference where the radiated requirements apply
Rated beam EIRP:
For a declared beam and beam direction pair, the rated beam EIRP level is the maximum power that the repeater is declared to radiate at the associated beam peak direction during the transmitter ON period.
Rated passband output power:
mean power level associated with a passband the manufacturer has declared to be available at the antenna connector, during the transmitter ON period in a specified reference condition
Rated passband TRP output power:
mean power level declared by the manufacturer per passband, that the manufacturer has declared to be available at the RIB during the transmitter ON state
Rated total output power:
mean power level associated with a particular operating band the manufacturer has declared to be available at the antenna connector, during the transmitter ON state in a specified reference condition
Rated total TRP output power:
mean power level associated with a particular operating band, that the manufacturer has declared to be available at the RIB during the transmitter ON state in a specified reference condition
Reference beam direction pair:
Beam direction pair in the reference direction declared by the manufacturer.
Repeater type 1-C:
Repeater operating at FR1 with a requirement set consisting only of conducted requirements defined at individual antenna connectors.
Repeater type 2-O:
Repeater operating at FR2 with a requirement set consisting only of OTA requirements defined at the RIB.
one of the NR requirements set as defined for NR repeater
Repeater type 1-C antenna connector supporting operation either in a single operating band only, or in multiple operating bands but does not meet the conditions for a multi-band connector.
A sub-band of an operating band contains a part of the uplink and downlink frequency range of the operating band.
one contiguous allocated block of spectrum for transmission and reception by the repeater.
A superseding-band of an operating band includes the whole of the uplink and downlink frequency range of the operating band.
Total radiated power:
is the total power radiated by the antenna
Transmitter OFF state:
Time period during which the repeater downlink or uplink is not allowed to transmit in the corresponding direction.
Transmitter ON state:
Time period during which the repeater is transmitting downlink or uplink signals in the corresponding direction.
For the purposes of the present document, the abbreviations given in TR 21.905 and the following apply. An abbreviation defined in the present document takes precedence over the definition of the same abbreviation, if any, in TR 21.905.
Adjacent Channel Leakage Ratio
Adjacent Channel Selectivity
Angle of Arrival
Discrete Fourier Transform-spread-OFDM
Effective Isotropic Radiated Power
Error Vector Magnitude
Radiocommunication Sector of the International Telecommunication Union