主要内容

End-to-End Simulation

Link-level block error rate simulation with 5G NR clustered delay line (CDL) and tapped delay line (TDL) channel models

Use 5G Toolbox™ System objects to model multi-input multi-output (MIMO) fading channels with different delay profiles. The featured examples on this page show various link-level block error rate (BLER) simulations with TDL and CDL channel models.

Objects

nrCDLChannel Send signal through CDL channel model
nrTDLChannel 通过TDL通道模型发送信号

Functions

getPathFilters 获取链接级MIMO褪色通道的路径滤波器脉冲响应
info Get characteristic information about link-level MIMO fading channel
displayChannel 可视化并探索CDL通道模型特点stics
swapTransmitAndReceive Reverse link direction in CDL channel model
swapTransmitAndReceive Reverse link direction in TDL channel model
nrpathlossConfig Path loss configuration parameters
nrpathloss BS和UE之间的路径损失和阴影褪色

Topics

Model 5G NR Communication Links

Learn how to model 5G NR communication links.

Transmission Over MIMO Channel Model with Delay Profile TDL

Display the waveform spectrum received through a TDL MIMO channel.

SNR Definition Used in Link Simulations

Learn how 5G Toolbox defines the signal-to-noise ratio (SNR) in link simulations that use AWGN.

Plot Path Gains for TDL-E Delay Profile with SISO

绘制TDL单输入单输出（SISO）通道的路径收益。

Reconstruct Channel Impulse Response Using CDL Channel Path Filters

使用CDL通道模型的路径过滤器重建通道脉冲响应并估算正时偏移。

Visualize CDL Channel Model Characteristics

Visualize CDL channel characteristics and explore channel information about the antenna element, element pattern, and cluster paths.

Featured Examples

NR PDSCH Throughput

NR PDSCH Throughput

Measure PDSCH throughput of the 5G NR downlink.
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NR PUSCH Throughput

NR PUSCH Throughput

Measure PUSCH throughput of the 5G NR uplink.
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NR PUCCH块错误率

NR PUCCH块错误率

测量在5G NR链接中物理上行链路控制通道（PUCCH）上传输的上行链路控制信息（UCI）的关注者。
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TDD Reciprocity-Based PDSCH MU-MIMO Using SRS

TDD Reciprocity-Based PDSCH MU-MIMO Using SRS

Implement downlink MU-MIMO by exploiting channel reciprocity in a TDD scenario.
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5G NR PRACH Detection Test

5G NR PRACH Detection Test

Measure the probability of correct detection of the PRACH preamble in the presence of a preamble signal.
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NR Uplink Channel State Information Estimation Using SRS

NR Uplink Channel State Information Estimation Using SRS

Use sounding reference signals (SRS) for synchronization, channel estimation, and uplink channel state information (CSI) estimation.
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NR SSB光束扫射

NR SSB光束扫射

Employ beam sweeping at gNB and UE and learn about beam management procedures during initial access.
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NR Downlink Transmit-End Beam Refinement Using CSI-RS

NR Downlink Transmit-End Beam Refinement Using CSI-RS

Transmit multiple CSI-RS resources in different directions in a scattering environment and select the optimal transmit beam based on RSRP.
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NR Phase Noise Modeling and Compensation

NR Phase Noise Modeling and Compensation

分析相位噪声在5G OFDM系统中的影响，并使用PT-RS补偿CPE。
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5G NR下行链路CSI报告

5G NR下行链路CSI报告

Calculate and compare the CSI (CQI, PMI, and RI) parameters using CSI-RS with practical and perfect channel estimation.
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CDL Channel Model Customization with Ray Tracing

CDL Channel Model Customization with Ray Tracing

Customize CDL channel model parameters by using the output of ray tracing analysis.
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Include Path Loss in NR Link-Level Simulations

Include Path Loss in NR Link-Level Simulations

Analyze the performance impact of path loss, transmit power, and receive noise in 5G NR link-level simulations.
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