![Figure 1: The weights of the partitioned half band filter hA[n] and hB[n].](https://www.wavewalkerdsp.com/wp-content/uploads/wordpress-popular-posts/2226-featured-125x75.png)
New WWDSP Book For Sale!
March 1, 2025
Trending
Designing FIR Filter Gain - Half Band Filter Design: Exceptional Filtering Efficiency!
- Polyphase Half Band Filter for Decimation by 2
- Oppenheim DSP Lectures YouTube Video Playlist
- Barker Code Auto-Correlation Properties
- Install and Run LaTeX on macOS
- Building a PSK and QAM Modulator in Python
- How to Write a Technical Paper
- Half Band Filter Design Function in Python
- Introduction to Interpolation and Upsampling
Recent Blogs
Apollo 13 and Engineering Operations
February 1, 2025
Windowing Function Gain Normalization
January 1, 2025
Should I Get a Masters Degree?
December 1, 2024
What DSP Classes Should I Take?
November 1, 2024
How To Install GNU Radio Source Code
October 1, 2024
How to Travel Well At the Airport
September 1, 2024
Celebrating Three Years of WWDSP!
August 28, 2024
How to Count in Binary Numbers
August 1, 2024
![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)
Buy the Book!
The third edition of DSP for Beginners: Simple Explanations for Complex Numbers! Includes a new chapter on sampling.
