
Half Band Filter Design: Exceptional Filtering Efficiency! posted on September 27, 2021
Polyphase Half Band Filter for Decimation by 2 posted on September 29, 2021
Barker Code Auto-Correlation Properties posted on March 1, 2024
Half Band Filter Design Function in Python posted on December 8, 2021
Building a PSK and QAM Modulator in Python posted on June 8, 2022
Single Pole IIR Filter: Substitute for Moving Average Filter posted on August 10, 2022
Square Root Raised Cosine Filter in Python posted on November 10, 2021
Cross Correlation Explained With Real Signals posted on December 1, 2021
Deriving the Ideal Low Pass Filter (LPF) posted on October 1, 2022
Bandwidth of a Moving Average Filter posted on August 3, 2022








![A BPSK signal s[n], real Gaussian noise w[n], and the received signal x[n] = s[n] + w[n] for SNR = 20 dB](https://www.wavewalkerdsp.com/wp-content/uploads/2023/12/HowToComputeSignalToNoiseRatioSNRInSimulation_signalNoiseTimeDomain-300x240.png)
Now for sale: The third edition of DSP for Beginners: Simple Explanations for Complex Numbers! Includes a new chapter on sampling.
This website participates in the Amazon Associates program. As an Amazon Associate I earn from qualifying purchases.
© 2021-2025 Wave Walker DSP