滤波
滤波与脉冲整形
应用滤波进行信号脉冲整形和调节。
App
| 滤波器分析器 | 查看、分析和比较滤波器 (自 R2024a 起) |
函数
gaussdesign | Gaussian FIR pulse-shaping filter design |
intdump | Integrate discrete-time signal |
rcosdesign | 升余弦 FIR 脉冲整形滤波器设计 |
rectpulse | Rectangular pulse shaping |
对象
comm.IntegrateAndDumpFilter | Integrate discrete-time signal with periodic resets |
comm.RaisedCosineTransmitFilter | Apply pulse shaping by interpolating signal using raised-cosine FIR filter |
comm.RaisedCosineReceiveFilter | Apply pulse shaping by decimating signal using raised-cosine FIR filter |
模块
| Ideal Rectangular Pulse Filter | Shape input signal using ideal rectangular pulses |
| Integrate and Dump | Integrate discrete-time signal, resetting to zero periodically |
| Raised Cosine Transmit Filter | Apply pulse shaping by interpolating signal using raised cosine FIR filter |
| Raised Cosine Receive Filter | Apply matched filtering using raised cosine FIR filter |
| Windowed Integrator | Integrate over time window of fixed length |
主题
- Filtering in Communication Systems
General description of communications system filtering and examples that demonstrate filtering.
- Group Delay
The group delay of a filter is the time between the initial and peak response for the filter.
精选示例
Raised Cosine Filtering
Demonstrate intersymbol interference rejection capability of the raised cosine filter.
