Jason Hunter looks in-depth at the new servlet filter model with an examination of several freely available filters. You'll learn how these filters work and what you can do with them. For a grand ...

Most embedded engineers writing firmware have used some sort of digital filters to clean up data coming from various inputs such as ADCs, sensors with digital outputs, other processors, etc. Many ...

With ASP.NET Core 7, we can take advantage of the newly introduced IEndpointFilter interface to create filters and attach them to the endpoints in our minimal APIs. These filters can be used to modify ...

Try looking up Fast Fourier Transforms. That will convert your signal to an array of frequency magnitudes, you can attenuate the lower frequencies, and then reverse-FFT back to the filter signal.