Digital Signal Processing by S Poornachandra, B Sasikala

Designed for a first course in Digital Signal Processing, this book covers mahor topics like Discrete Fourier Transform (DFT), Fast Fourier Transform (FFT), Design of Digital Filters, Effect of Finite Word Length and Multirate Signal Processing. Written in a clear style, the book provides a lot of solved problems, illustrations and flow graphs that will facilitate easy learning of the subject.