3 Definitions, symbols and abbreviations
37.1413GPPMulti-Standard Radio (MSR) Base Station (BS) conformance testingNR, E-UTRA, UTRA and GSM/EDGERelease 17TS
3.1 Definitions
For the purposes of the present document, the terms and definitions given in TR 21.905 [1] 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 [1].
Band category: group of operating bands for which the same MSR scenarios apply.
Base Station RF Bandwidth: RF bandwidth in which a base station transmits and/or receives single or multiple carrier(s) and/or RATs simultaneously within a supported operating band.
NOTE: In single carrier operation, the Base Station RF Bandwidth is equal to the channel bandwidth.
Base Station RF Bandwidth edge: frequency of one of the edges of the Base Station RF Bandwidth.
Carrier: modulated waveform conveying the NR, E-UTRA, UTRA or GSM/EDGE physical channels.
Carrier aggregation: aggregation of two or more NR or E-UTRA component carriers in order to support wider transmission bandwidths.
Carrier aggregation band: set of one or more operating bands across which multiple NR or E-UTRA carriers are aggregated with a specific set of technical requirements.
NOTE: Carrier aggregation band(s) for an E-UTRA BS is declared by the manufacturer.
Channel bandwidth: RF bandwidth supporting a single NR, E-UTRA, UTRA or GSM/EDGE RF carrier with the transmission bandwidth configured in the uplink or downlink of a cell.
NOTE: The channel bandwidth is measured in MHz and is used as a reference for transmitter and receiver RF requirements.
NOTE: The term channel bandwidth is referred to as BS channel bandwidth in the NR specifications, since for NR the BS and UE may operate with differing bandwidths.
Contiguous carriers: set of two or more carriers configured in a spectrum block where there are no RF requirements based on co-existence for un-coordinated operation within the spectrum block.
Carrier power: power at the antenna connector in the channel bandwidth of the carrier averaged over at least one subframe for NR or E-UTRA, at least one slot for UTRA and the useful part of the burst for GSM/EDGE.
Contiguous spectrum: spectrum consisting of a contiguous block of spectrum with no sub-block gap(s).
Downlink operating band: part of the operating band designated for downlink.
Highest Carrier: carrier with the highest carrier centre frequency transmitted/received in the specified operating band(s).
Inter RF Bandwidth gap: frequency gap between two consecutive Base Station RF Bandwidths that are placed within two supported operating bands.
Inter-band carrier aggregation: carrier aggregation of NR or E-UTRA component carriers in different operating bands.
NOTE: Carriers aggregated in each band can be contiguous or non-contiguous.
Inter-band gap: The frequency gap between two supported consecutive operating bands.
Intra-band contiguous carrier aggregation: contiguous NR or E-UTRA carriers aggregated in the same operating band.
Intra-band non-contiguous carrier aggregation: non-contiguous NR or E-UTRA carriers aggregated in the same operating band.
Lowest Carrier: carrier with the lowest carrier centre frequency transmitted/received in the specified operating band(s).
Lower Base Station RF Bandwidth edge: frequency of the lower Base Station RF Bandwidth edge, used as a frequency reference point for transmitter and receiver requirements.
Lower sub-block edge: frequency at the lower edge of one sub-block.
NOTE: It is used as a frequency reference point for both transmitter and receiver requirements.
Maximum Base Station RF Bandwidth: maximum RF bandwidth supported by a BS within each supported operating band.
NOTE: The maximum Base Station RF Bandwidth for BS configured for contiguous and non-contiguous operation within each supported operating band is declared separately.
Maximum carrier output power: carrier power available at the antenna connector for a specified reference condition.
Maximum Radio Bandwidth: maximum frequency difference between the upper edge of the highest used carrier and the lower edge of the lowest used carrier.
Maximum RAT output power: sum of the power of all carriers of the same RAT available at the antenna connector for a specified reference condition.
Maximum throughput: maximum achievable throughput for a reference measurement channel.
Maximum total output power: sum of the power of all carriers available at the antenna connector for a specified reference condition.
MB-MSR Base Station: MSR base station characterized by the ability of its transmitter and/or receiver to process two or more carriers in common active RF components simultaneously, where at least one carrier is configured at a different operating band (which is not a sub-band or superseding-band of another supported operating band) than the other carrier(s).
Mean power: power measured in the bandwidth and period of measurement applicable for each RAT
NOTE: Mean power for an E-UTRA carrier is defined in TS 36.141 [9] and mean power for a UTRA carrier is defined in TS 25.141 [10]. In case of multiple carriers, the mean power is the sum of the mean power of all carriers.
Measurement bandwidth: RF bandwidth in which an emission level is specified.
MSR Base Station: base station characterized by the ability of its receiver and transmitter to process two or more carriers in common active RF components simultaneously in a declared Base Station RF Bandwidth, where at least one carrier is of a different RAT than the other carrier(s).
Multi-band connector: antenna connector of the BS type 1-C associated with a transmitter or receiver that is characterized by the ability to process two or more carriers in common active RF components simultaneously, where at least one carrier is configured at a different operating band than the other carrier(s) and where this different operating band is not a sub-band or superseding-band of another supported operating band.
Multi-band transmitter: transmitter characterized by the ability to process two or more carriers in common active RF components simultaneously, where at least one carrier is configured at a different operating band (which is not a sub-band or superseding-band of another supported operating band) than the other carrier(s).
Multi-band receiver: receiver characterized by the ability to process two or more carriers in common active RF components simultaneously, where at least one carrier is configured at a different operating band (which is not a sub-band or superseding-band of another supported operating band) than the other carrier(s).
Non-contiguous spectrum: spectrum consisting of two or more sub-blocks separated by sub-block gap(s).
NB-IoT In-band operation: NB-IoT is operating in-band when it utilizes the resource block(s) within a normal E-UTRA carrier.
NB-IoT guard band operation: NB-IoT is operating in guard band when it utilizes the unused resource block(s) within a E-UTRA carrier’s guard-band.
NB-IoT standalone operation: NB-IoT is operating standalone when it utilizes its own spectrum, for example the spectrum currently being used by GERAN systems as a replacement of one or more GSM carriers, as well as scattered spectrum for potential IoT deployment.
NB-IoT operation in NR in-band: NB-IoT is operating in-band when it is located within a NR transmission bandwidth configuration plus 15 kHz at each edge but not within the NR minimum guard band GBChannel.
NB-IoT operation in NR guard band: NB-IoT is operating in guard band when it is located within a NR BS channel bandwidth but is not NB-IoT operation in NR in-band
Occupied bandwidth: width of a frequency band such that, below the lower and above the upper frequency limits, the mean powers emitted are each equal to a specified percentage β/2 of the total mean power of a given emission.
Operating band: A frequency range in which NR, E-UTRA, UTRA or GSM/EDGE operates (paired or unpaired), that is defined with a specific set of technical requirements.
NOTE: The operating band(s) for a base station is declared by the manufacturer.
Sub-band: A sub-band of an operating band contains a part of the uplink and downlink frequency range of the operating band.
Sub-block: one contiguous allocated block of spectrum for use by the same base station.
NOTE: There may be multiple instances of sub-blocks within an RF bandwidth.
Sub-block bandwidth: RF bandwidth of one sub-block.
Sub-block gap: frequency gap between two consecutive sub-blocks within an Base Station RF Bandwidth, where the RF requirements in the gap are based on co-existence for un-coordinated operation.
Superseding-band: A superseding-band of an operating band includes the whole of the uplink and downlink frequency range of the operating band.
Single-RAT operation: operation of a base station in an operating band with only one RAT configured in that operating band.
Synchronized operation: operation of TDD in two different systems, where no simultaneous uplink and downlink occur.
RAT power: sum of all carrier powers for all carriers of the same type.
Rated carrier output power: mean power level per carrier that the manufacturer has declared to be available at the antenna connector.
Rated RAT output power: mean power level per RAT that the manufacturer has declared to be available at the antenna connector.
Rated total output power: total mean power level that the manufacturer has declared to be available at the antenna connector.
RRC filtered mean power: mean power of a UTRA carrier as measured through a root raised cosine filter with roll-off factor and a bandwidth equal to the chip rate of the radio access mode.
NOTE: The RRC filtered mean power of a perfectly modulated UTRA signal is 0.246 dB lower than the mean power of the same signal.
Throughput: number of payload bits successfully received per second for a reference measurement channel in a specified reference condition.
Total output power: sum of all carrier powers for all carriers transmitted by the BS.
Total RF Bandwidth: maximum sum of Base Station RF Bandwidths in all supported operating bands.
Transmission bandwidth: bandwidth of an instantaneous NR or E-UTRA transmission from a UE or BS, measured in resource block units.
Transmission bandwidth configuration: highest NR or E-UTRA transmission bandwidth allowed for uplink or downlink in a given channel bandwidth, measured in resource block units.
Transmitter ON period: time period during which the base station transmitter is transmitting data and/or reference symbols.
Transmitter OFF period: time period during which the base station transmitter is not allowed to transmit.
Transmitter transient period: time period during which the transmitter is changing from the OFF period to the ON period or vice versa.
Unsynchronized operation: peration of TDD in two different systems, where the conditions for synchronized operation are not met.
Uplink operating band: part of the operating band designated for uplink.
Upper Base Station RF Bandwidth edge: frequency of the upper Base Station RF Bandwidth edge, used as a frequency reference point for transmitter and receiver requirements.
Upper sub-block edge: frequency at the upper edge of one sub-block.
NOTE: It is used as a frequency reference point for both transmitter and receiver requirements.
3.2 Symbols
For the purposes of the present document, the following symbols apply:
Roll-off factor
Percentage of the mean transmitted power emitted outside the occupied bandwidth on the assigned channel
BWChannel Channel bandwidth (for E-UTRA and NR)
BWConfig Transmission bandwidth configuration (for E-UTRA), expressed in MHz, where BWConfig = NRB x 180 kHz in the uplink and BWConfig = 15 kHz + NRB x 180 kHz in the downlink. Transmission bandwidth configuration (for NR), where BWConfig = NRB x SCS x 12.
BWRF Base Station RF Bandwidth, where BWRF = FBW RF,high – FBW RF,low
BWRF,max Maximum Base Station RF Bandwidth
DwPTS Downlink part of the special subframe (for E-UTRA TDD operation
f Frequency
Δf Separation between the Base Station RF Bandwidth edge frequency and the nominal -3dB point of the measuring filter closest to the carrier frequency
Δfmax The largest value of Δf used for defining the requirement
ΔfOBUE Maximum offset of the operating band unwanted emissions mask from the downlink operating band edge
ΔfOOB Maximum offset of the out-of-band boundary from the uplink operating band edge
FC Carrier centre frequency
Ffilter Filter centre frequency
f_offset Separation between the Base Station RF Bandwidth edge frequency and the centre of the measuring filter
f_offsetmax The maximum value of f_offset used for defining the requirement
Fblock,high Upper sub-block edge, where Fblock,high = FC,block,high + Foffset, RAT
Fblock,low Lower sub-block edge, where Fblock,low = FC,block,low – Foffset, RAT
FBW RF,high Upper Base Station RF Bandwidth edge, where FBW RF,high = FC,high + Foffset, RAT
FBW RF,low Lower Base Station RF Bandwidth edge, where FBW RF,low = FC,low – Foffset, RAT
FC band, high Center frequency of the highest transmitted/received carrier in a band.
FC band, low Center frequency of the lowest transmitted/received carrier in a band.
FC,block, high Centre frequency of the highest transmitted/received carrier in a sub-block.
FC,block, low Centre frequency of the lowest transmitted/received carrier in a sub-block.
FC,high Centre frequency of the highest transmitted/received carrier.
FC,low Centre frequency of the lowest transmitted/received carrier.
Foffset, RAT Frequency offset from the centre frequency of the highest transmitted/received carrier to the upper Base Station RF Bandwidth edge, sub-block edge or Inter RF Bandwidth edge, or from the centre frequency of the lowest transmitted/received carrier to the lower Base Station RF Bandwidth edge, sub-block edge or Inter RF Bandwidth edge for a specific RAT.
FDL_low The lowest frequency of the downlink operating band
FDL_high The highest frequency of the downlink operating band
FUL_low The lowest frequency of the uplink operating band
FUL_high The highest frequency of the uplink operating band
GBChannel Minimum guard band defined in TS 38.104 [27] clause 5.3.3
NRB Transmission bandwidth configuration, expressed in units of resource blocks (for E-UTRA)
PEM,B32,B75,B76,ind Declared emission level in Band 32, Band 75 and Band 76, ind=a, b, c
PEM,B32,ind Declared emission level in Band 32, ind= d, e
PEM,B50,B74,B75,ind Declared emission level for Band 50, Band 74 and Band 75, ind=a,b
Pmax Maximum total output power
Pmax,c Maximum carrier output power
Pmax,RAT Maximum RAT output power
PRated,c Rated carrier output power
PREFSENS Reference Sensitivity power level
Wgap Sub-block gap size or Inter RF Bandwidth gap size
Figure 3.2-1: Illustration of Base Station RF Bandwidth related symbols and definitions for Multi-Standard Radio
Figure 3.2-2: Illustration of Base Station RF Bandwidth related symbols and definitions for non-contiguous Multi-Standard Radio
Figure 3.2-3: Illustration of Maximum Radio Bandwidth and Total RF Bandwidth for Multi-band Multi-standard Radio
3.3 Abbreviations
For the purposes of the present document, the abbreviations given in TR 21.905 [1] 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 [1].
ACIR Adjacent Channel Interference Ratio
ACLR Adjacent Channel Leakage Ratio
ACK Acknowledgement (in HARQ protocols)
ACS Adjacent Channel Selectivity
ARFCN Absolute Radio Frequency Channel Number
AWGN Additive White Gaussian Noise
BC Band Category
BER Bit Error Ratio
BS Base Station
BTS Base Transceiver Station
BW Bandwidth
CA Carrier Aggregation
CACLR Cumulative Adjacent Channel Leakage Ratio
CP Cyclic prefix
CRC Cyclic Redundancy Check
CW Continuous Wave
DC Direct Current
DC-HSDPA Dual Cell HSDPA
DTX Discontinuous Transmission
EARFCN E-UTRA Absolute Radio Frequency Channel Number
EDGE Enhanced Data rates for GSM Evolution
EIRP Effective Isotropic Radiated Power
E-UTRA Evolved UTRA
EVM Error Vector Magnitude
FCC Federal Communications Commission
FDD Frequency Division Duplex
FR Frequency Range
FRC Fixed Reference Channel
GP Guard Period (for E-UTRA TDD operation)
GSM Global System for Mobile Communications
HSDPA High Speed Downlink Packet Access
ICS In-Channel Selectivity
ITU‑R Radiocommunication Sector of the ITU
LA Local Area
LNA Low Noise Amplifier
MCL Minimum Coupling Loss
MCS Modulation and Coding Scheme
MIMO Multiple Input Multiple Output
MB-MSR Multi-Band Multi-Standard Radio
MBT Multi-Band Testing
MFCN Mobile/Fixed Communications Network
MR Medium Range
MS Mobile Station
MSR Multi-Standard Radio
NB-IoT Narrowband-Internet of Things
NR New Radio
NR-ARFCN NR Absolute Radio Frequency Channel Number
NRS Narrowband Reference Signal
OBUE Operating Band Unwanted Emissions
OFDM Orthogonal Frequency Division Multiplex
OOB Out-Of-band
PA Power Amplifier
PHS Personal Handyphone System
QAM Quadrature Amplitude Modulation
QPSK Quadrature Phase-Shift Keying
RAT Radio Access Technology
RB Resource Block
REFSENS Reference Sensitivity
RF Radio Frequency
RMS Root Mean Square (value)
RS Reference Symbol
RX Receiver
RRC Root Raised Cosine
SCS Sub-Carrier Spacing
SBT Single Band Testing
SNR Signal-to-Noise Ratio
TAE Time Alignment Error
TDD Time Division Duplex
TT Test Tolerance
TX Transmitter
UARFCN UTRA Absolute Radio Frequency Channel Number
UE User Equipment
UEM operating band Unwanted Emissions Mask
WA Wide Area