上行链路 OFDM 调制
OFDM 调制器、解调器和维度信息
5G NR 上行链路传输使用正交频分复用 (OFDM) 调制。此外，您可以将变换预编码与 OFDM 调制结合使用，以创建单载波频分多址 (SC-FDMA) 或 DFT-s-OFDM 波形。
主题
- Configure OFDM Sample Rate and FFT Size
Learn about OFDM sample rate and FFT size configuration options available for OFDM modulation.
- Resampling Filter Design in OFDM Functions
Learn about the internal resampling filter design of the OFDM functions.
函数
nrOFDMModulate | Generate OFDM modulated waveform |
nrOFDMDemodulate | Demodulate OFDM waveform |
nrOFDMInfo | Get OFDM information |
nrPRACHOFDMModulate | Generate PRACH OFDM modulated waveform |
nrPRACHOFDMInfo | Get PRACH OFDM information |
nrResourceGrid | Generate empty carrier slot resource grid |
nrTransformPrecode | Generate transform precoded symbols |
nrTransformDeprecode | Recover transform deprecoded symbols |
精选示例
NR PUSCH Throughput
Measure PUSCH throughput of the 5G NR uplink.
5G NR PRACH Configuration
Learn about physical random access channel (PRACH) time resources, preambles, configurations, and map PRACH symbols to resource grid.
