EDN

Adjacent channel rejection is a key for comparing transient responses of filter Banks

This brief paper examines the most important differences between the responses of the Fast Fourier Transform (FFT) and Polyphase Discrete Fourier Transform (DFT) filter banks. In general, while the ...
EDN

Using oscilloscope filters for better measurements

Most oscilloscopes are fitted with filters to help improve measurement by reducing overall noise in an acquisition to improve signal-to-noise ratio (SNR). Even the most basic oscilloscopes include an ...
Design-Reuse

OptNgn Delivers 2D-FFT FPGA Library Elements for use in Imaging and DSP applications

Portland, Oregon -- October 1, 2010-- At processing rates of up to 306 complex mega pixels per second (Mpps), the new OptNgn 2DFFT FPGA library elements are the perfect choice for inexpensive, low ...
Design-Reuse

OptNgn Releases 264 FFT FPGA Library Elements that are High Performance, Vendor Independent, and Instantly Downloadable

Portland, Oregon -- April 7, 2010-- Altera, Xilinx and Mentor Graphics Precision Synthesis users can instantly download, at a cost of $60-$600, streaming FFT IP that will process up to 250 Million ...