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Canny edge detector with a 9x9 mask (gradient + gaussian filtering with sigma = sqrt(2)). Able to produce a throughput of 1 pixel per clock cycle.…
Adaptive LMS Equalizer In communication systems channel poses an important role. channels can convolve many different kind of distortions to our…
WDSP project includes three System on Chip (SoC) cores, which implement the Digital Signal Processing (DSP) functions: Finite Impulse Response…
The circuits found here implement digital leapfrog filters as described in <http://en.wikibooks.org/wiki/Signal_ProcessingDigital_Filters>.…
This is an elementary generic structural VHDL code for FIR digital filters in transposed-form and direct-form implementations. This project covers…
The DDS IP core (dds_synthesizer) is a implementation of a direct digital frequency synthesizer (DDS) (also called number controlled oscillator,…
A fully configurable VHDL Viterbi decoder compliant with the AXI4-Stream interface. Most standards using convolutional codes like Wifi or GSM are…
FFT-based FIR Filter is a unit to perform the finite impulse responce filter based on the Fast Fourier Transform (FFT). It performs the convolution…
VHDL Parametrizable FIR Filter Implementation: -Direct Form II -Real format entry for normalized coeficients -Internal fixed-point implementation…
This project is the special floating-point Fast Fourier transform realization. Floating point representation has only 24 bits and takes into…
The Hilbert Transform is an important component in communication systems, e.g. for single sideband modulation/demodulation, amplitude and phase…
This FIR filter is very generic and flexible. It has been tested working on an FPGA, though the existing version does not yet have a Wishbone…
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Low-Pass IIR Filter IP core is a unit to perform the Infinite Impulse Responce (IIR) low pass filter which pass frequency is tuned dynamically Main…
This core is a straight forward implementation of a Numerically Controlled Oscillator (NCO) - also referred to as a Direct Digital Synthesizer…
DCT soft core is the unit to perform the Discrete Cosine Transform (DCT). It performs twodimensional 8 by 8 point DCT for the period of 64 clock…
This project comprises the VHDL description and configuration script of a configurable IIR filter. The VIIRF can implement any transfer function…
This project is a digital signal processing (DSP) implementation of a circuit that provides periodic samples of both sine and cosine waveforms.…
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