Documentation

LTE System Toolbox Functions

LTE Modeling Basics

lteResourceGrid Subframe resource array
lteResourceGridSize Size of subframe resource array
lteDLResourceGrid Downlink subframe resource array
lteDLResourceGridSize Size of downlink subframe resource array
lteULResourceGrid Uplink subframe resource array
lteULResourceGridSize Size of uplink subframe resource array
lteDuplexingInfo Duplexing information
lteExtractResources Resource elements extraction

Downlink Channels

Physical Signals

ltePSS Primary synchronization signal
ltePSSIndices PSS resource element indices
lteSSS Secondary synchronization signal
lteSSSIndices SSS resource element indices
lteCellRS Cell-specific reference signal
lteCellRSIndices CRS resource element indices
lteDMRS UE-specific demodulation reference signals
lteDMRSIndices UE-specific DM-RS resource element indices
lteCSIRS Channel state information reference signal
lteCSIRSIndices CSI-RS resource element indices
lteCSICodebook Codebook for channel state information reporting
ltePRS Positioning reference signal
ltePRSIndices PRS resource element indices

Physical Channels

PBCH

ltePBCH Physical broadcast channel
ltePBCHDecode Physical broadcast channel decoding
ltePBCHIndices PBCH resource element indices
ltePBCHPRBS PBCH pseudorandom scrambling sequence

PDSCH

ltePDSCH Physical downlink shared channel
ltePDSCHDecode Physical downlink shared channel decoding
ltePDSCHIndices Physical downlink shared channel (PDSCH) resource element indices
ltePDSCHPRBS PDSCH pseudorandom scrambling sequence

PDCCH

ltePDCCH Physical downlink control channel
ltePDCCHDecode Physical downlink control channel decoding
ltePDCCHIndices PDCCH resource element indices
ltePDCCHPRBS PDCCH pseudorandom scrambling sequence
ltePDCCHInterleave PDCCH interleaving and cyclic shift
ltePDCCHDeinterleave PDCCH deinterleaving and cyclic shifting
ltePDCCHSearch PDCCH downlink control information search
ltePDCCHSpace PDCCH search space candidates
ltePDCCHInfo PDCCH resource information

PCFICH

ltePCFICH Physical control format indicator channel
ltePCFICHDecode Physical control format indicator channel decoding
ltePCFICHIndices PCFICH resource element indices
ltePCFICHPRBS PCFICH pseudorandom scrambling sequence
ltePCFICHInfo PCFICH resource information

PHICH

ltePHICH Physical hybrid ARQ indicator channel
ltePHICHDecode Physical hybrid ARQ indicator channel decoding
ltePHICHIndices PHICH resource element indices
ltePHICHInfo PHICH resource information
ltePHICHPRBS PHICH pseudorandom scrambling sequence
ltePHICHPrecode PHICH precoding
ltePHICHDeprecode PHICH deprecoding
ltePHICHTransmitDiversityDecode PHICH OSFBC decoding

EPDCCH

lteEPDCCH Enhanced physical downlink control channel
lteEPDCCHDMRS EPDCCH demodulation reference signals
lteEPDCCHDMRSIndices EPDCCH DM-RS resource element indices
lteEPDCCHIndices Enhanced physical downlink control channel (EPDCCH) resource element indices
lteEPDCCHPRBS EPDCCH pseudorandom scrambling sequence

Transport Channels

lteBCH Broadcast channel
lteBCHDecode Broadcast channel decoding
lteDLSCH Downlink shared channel
lteDLSCHDecode Downlink shared channel decoding
lteDLSCHInfo DL-SCH segmentation information

Control Information

lteDCI Downlink control information format structures and bit payloads
lteDCIEncode Downlink control information encoding
lteDCIDecode Downlink control information decoding
lteDCIInfo Downlink control information message information
lteDCIResourceAllocation DCI message physical resource blocks allocation
lteCFI Control format indicator block encoding
lteCFIDecode Control format indicator block decoding
lteULPMIInfo PUSCH precoder matrix indication reporting information
lteULPMISelect PUSCH precoder matrix indication calculation

OFDM Modulation

lteOFDMModulate OFDM modulation
lteOFDMDemodulate OFDM demodulation
lteOFDMInfo OFDM modulation related information

Uplink Channels

Physical Signals

ltePUSCHDRS PUSCH demodulation reference signal
ltePUSCHDRSIndices PUSCH DRS resource element indices
lteULFrameOffset PUSCH DRS uplink frame timing estimate
ltePUCCH1DRS PUCCH format 1 demodulation reference signal
ltePUCCH1DRSIndices PUCCH format 1 DRS resource element indices
ltePUCCH2DRS PUCCH format 2 demodulation reference signal
ltePUCCH2DRSDecode PUCCH format 2 DRS decoding
ltePUCCH2DRSIndices PUCCH format 2 DRS resource element indices
ltePUCCH3DRS PUCCH format 3 demodulation reference signal
ltePUCCH3DRSIndices PUCCH format 3 DRS resource element indices
lteSRS Uplink sounding reference signal
lteSRSInfo Uplink SRS information
lteSRSIndices Uplink SRS resource element indices

Physical Channels

PUSCH

ltePUSCH Physical uplink shared channel
ltePUSCHDecode Physical uplink shared channel decoding
ltePUSCHIndices PUSCH resource element indices
ltePUSCHPrecode PUSCH MIMO precoding of transmission layers
ltePUSCHDeprecode PUSCH MIMO deprecoding onto transmission layers
lteULChannelEstimate PUSCH uplink channel estimation
lteULFrameOffset PUSCH DRS uplink frame timing estimate

PUCCH Format 1

ltePUCCH1 Physical uplink control channel format 1
ltePUCCH1Decode Physical uplink control channel format 1 decoding
ltePUCCH1Indices PUCCH format 1 resource element indices
lteULChannelEstimatePUCCH1 PUCCH format 1 uplink channel estimation
lteULFrameOffsetPUCCH1 PUCCH format 1 DRS uplink frame timing estimate

PUCCH Format 2

ltePUCCH2 Physical uplink control channel format 2
ltePUCCH2Decode Physical uplink control channel format 2 decoding
ltePUCCH2Indices PUCCH format 2 resource element indices
ltePUCCH2PRBS PUCCH format 2 pseudorandom scrambling sequence
lteULChannelEstimatePUCCH2 PUCCH format 2 uplink channel estimation
lteULFrameOffsetPUCCH2 PUCCH format 2 DRS uplink frame timing estimate

PUCCH Format 3

ltePUCCH3 Physical uplink control channel format 3
ltePUCCH3Decode Physical uplink control channel format 3 decoding
ltePUCCH3Indices PUCCH format 3 resource element indices
ltePUCCH3PRBS PUCCH format 3 pseudorandom scrambling sequence
lteULChannelEstimatePUCCH3 PUCCH format 3 uplink channel estimation
lteULFrameOffsetPUCCH3 PUCCH format 3 DRS uplink frame timing estimate

PRACH

ltePRACH Physical random access channel
ltePRACHDetect Physical random access channel detection
ltePRACHInfo PRACH resource information

Transport Channels

lteULSCH Uplink shared channel
lteULSCHDecode Uplink shared channel decoding
lteULSCHInterleave UL-SCH interleaving
lteULSCHDeinterleave UL-SCH deinterleaving
lteULSCHInfo UL-SCH coding information

Control Information

lteUCIDecode PUCCH format 2, 2a, and 2b transmission UCI decoding
lteUCIEncode PUCCH format 2, 2a, and 2b transmission UCI encoding
lteUCI3Decode PUCCH format 3 transmission UCI decoding
lteUCI3Encode PUCCH format 3 transmission UCI encoding
lteCQIDecode Channel quality information channel decoding
lteCQIEncode Channel quality information channel encoding
lteCQISelect PDSCH channel quality indication calculation
lteRIDecode Rank indication channel decoding
lteRIEncode Rank indication channel encoding
lteRISelect PDSCH rank indication calculation
lteACKDecode HARQ-ACK channel decoding
lteACKEncode HARQ-ACK channel encoding
ltePMIInfo Precoder matrix indication reporting information
ltePMISelect PDSCH precoder matrix indicator calculation
lteCSICodebook Codebook for channel state information reporting

SC-FDMA Modulation

lteSCFDMAModulate SC-FDMA modulation
lteSCFDMADemodulate SC-FDMA demodulation
lteSCFDMAInfo SC-FDMA modulation information

Physical Layer Subcomponents

Transport Channel Subcomponents

lteCRCEncode Cyclic redundancy check calculation and appending
lteCRCDecode Cyclic redundancy check decoding and removal
lteCodeBlockDesegment Code block desegmentation and CRC decoding
lteCodeBlockSegment Code block segmentation and CRC attachment
lteConvolutionalEncode Convolutional encoding
lteConvolutionalDecode Convolutional decoding
lteTurboEncode Turbo encoding
lteTurboDecode Turbo decoding
lteRateMatchConvolutional Convolutional rate matching
lteRateRecoverConvolutional Convolutional rate matching recovery
lteRateMatchTurbo Turbo rate matching
lteRateRecoverTurbo Turbo rate recovery
lteTBS Transport block size lookup
lteMIB Master information block encoding and decoding
lteMCS Modulation and code scheme lookup

Physical Channel and Signal Subcomponents

lteULScramble PUSCH scrambling
lteULDescramble PUSCH descrambling
ltePRBS Pseudorandom binary sequence
lteSymbolModulate Symbol modulation
lteSymbolDemodulate Demodulation and symbol to bit conversion
lteLayerMap Layer mapping of modulated and scrambled codewords
lteLayerDemap Layer demapping onto scrambled and modulated codewords
lteDLDeprecode Downlink deprecoding onto transmission layers
lteDLPrecode Downlink precoding of transmission layers
lteULDeprecode SC-FDMA deprecoding
lteULPrecode SC-FDMA precoding
lteTransmitDiversityDecode Orthogonal space frequency block code decoding
lteZadoffChuSeq Generate root Zadoff-Chu sequence of complex symbols

Signal Reception and Recovery

Synchronization

lteDLFrameOffset Downlink frame timing estimate
lteULFrameOffset PUSCH DRS uplink frame timing estimate
lteULFrameOffsetPUCCH1 PUCCH format 1 DRS uplink frame timing estimate
lteULFrameOffsetPUCCH2 PUCCH format 2 DRS uplink frame timing estimate
lteULFrameOffsetPUCCH3 PUCCH format 3 DRS uplink frame timing estimate
lteULPerfectChannelEstimate Uplink perfect channel estimation
lteFrequencyOffset Frequency offset estimation using cyclic prefix
lteFrequencyCorrect Frequency offset correction

Channel Estimation

lteDLChannelEstimate Downlink channel estimation
lteDLPerfectChannelEstimate Downlink perfect channel estimation
lteULChannelEstimate PUSCH uplink channel estimation
lteULChannelEstimatePUCCH1 PUCCH format 1 uplink channel estimation
lteULChannelEstimatePUCCH2 PUCCH format 2 uplink channel estimation
lteULChannelEstimatePUCCH3 PUCCH format 3 uplink channel estimation
lteULPerfectChannelEstimate Uplink perfect channel estimation

Equalization

lteEqualizeZF Zero-forcing equalization
lteEqualizeMIMO MMSE-based joint downlink equalization and combining
lteEqualizeMMSE MMSE equalization
lteEqualizeULMIMO MMSE-based joint uplink equalization and combining

Signal Recovery Procedures

lteCellSearch Cell identity search using PSS and SSS
lteMIB Master information block encoding and decoding

HARQ Combination

lteACKDecode HARQ-ACK channel decoding
lteACKEncode HARQ-ACK channel encoding

End-to-End Simulation

Propagation Channel Models

lteFadingChannel Multipath fading MIMO channel propagation conditions
lteMovingChannel Moving channel propagation conditions
lteHSTChannel High speed train MIMO channel propagation conditions

RMC and Conformance

lteRMCDL Downlink reference measurement channel configuration
lteRMCUL Uplink reference measurement channel or FRC configuration
lteTestModel Downlink test model configuration structure
lteRMCDLTool Downlink RMC waveform generation
lteRMCULTool Uplink RMC or FRC waveform generation
lteTestModelTool Downlink test model waveform generation
lteDLConformanceTestTool Downlink PDSCH demodulation conformance test tool

Test and Measurement

lteEVM Error vector magnitude calculation
lteRMCDL Downlink reference measurement channel configuration
lteRMCUL Uplink reference measurement channel or FRC configuration
lteTestModel Downlink test model configuration structure
lteRMCDLTool Downlink RMC waveform generation
lteRMCULTool Uplink RMC or FRC waveform generation
lteTestModelTool Downlink test model waveform generation

UMTS Test and Measurement

umtsDownlinkReferenceChannels UMTS downlink measurement channel definition
umtsDownlinkWaveformGenerator UMTS downlink waveform generation
umtsUplinkReferenceChannels UMTS uplink measurement channel definition
umtsUplinkWaveformGenerator UMTS uplink waveform generation
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