tailieunhanh - Bài giảng Xử lý tín hiệu số: Chapter 4 - Hà Hoàng Kha

Bài giảng "Xử lý tín hiệu số - Chapter 4: FIR filtering and convolution" has contents: Block processing methods, overlap-add block convolution method, sample processing methods, FIR filtering in direct form. | Chapter 4 FIR filteringandConvolution Ha Hoang Kha . Ho Chi Minh City University of Technology Email hhkha@ https tailieudientucntt Content Block processing methods Convolution direct form convolution table u Convolution LTI form LTI table Matrix form Flip-and-slide f Overlap-add block convolution method Sample processing methods FIR filtering in direct form Ha H. Kha 2 FIR Filtering and Convolution https tailieudientucntt Introduction Block processing methods data are collected and processed in blocks. FIR filtering of finite-duration signals by convolution Fast convolution of long signals which are broken up in short segments DFT FFT spectrum computations Speech analysis and synthesis u Image processii Sample processing methods the data are processed one at a time-with each input sample being subject to a DSP algorithm which transforms it into an output sample. Real-time applications Digital audio ef . Digital control systems Adaptive signal processing Ha H. Kha 3 FIR Filtering and Convolution https .