Test and Measurement

Describes waveform generation, visualization, and transmitter performance analysis using LTE System Toolbox™

LTE System Toolbox provides functions that let you measure transmitter performance characteristics. The examples featured here demonstrate transmitter modeling and performance analysis. Communications System Toolbox™ and DSP System Toolbox™ System objects provide additional quantitative tools for measuring system performance, and graphical utilities for visualizing waveforms.

Functions

Measurement Channel Configuration

`lteRMCDL`	Downlink reference measurement channel configuration
`lteRMCUL`	Uplink reference measurement channel or FRC configuration
`lteTestModel`	Downlink test model configuration structure

Waveform Generation

`lteRMCDLTool`	Downlink RMC waveform generation
`lteRMCULTool`	Uplink RMC or FRC waveform generation
`lteTestModelTool`	Downlink test model waveform generation

Measurements

lteEVM Error vector magnitude calculation

Apps

LTE Downlink RMC Generator	Generate LTE downlink reference measurement channel (RMC) waveforms
LTE Uplink RMC Generator	Generate LTE uplink reference measurement channel (RMC) waveforms
LTE Test Model Generator	Generate LTE downlink test model (E-TM) waveforms
LTE Throughput Analyzer	Generate throughput curves for physical downlink shared channel (PDSCH) conformance test analysis

System Objects

Visualization

`comm.ConstellationDiagram`	Display a constellation diagram for input signals
`dsp.SpectrumAnalyzer`	Display frequency spectrum of time-domain signals
`dsp.TimeScope`	时域信号显示
`dsp.ArrayPlot`	Display vectors or arrays