 Signal processing filter

Signal processing filters are essential tools in digital signal processing (DSP) used to manipulate or modify signals. These filters allow for the separation, enhancement, or suppression of specific frequency components of a signal, making them invaluable in various applications, including audio processing, communications, and image processing. ### Types of Filters 1. **Linear Filters**: - **FIR (Finite Impulse Response) Filters**: These filters have a finite duration impulse response.