EDN

FPGA-Based FIR Filters using Distributed Arithmetic

M. Martinez-Peir, R. Colom, F. Ballester, and R. Gadea are teachers with a focus on digital applications at the Technical University of Valencia, Spain. They are currently working on video compression ...
EDN

PCI digitizer boards get FPGA-based FIR filters

Montreal, Canada—Digitizer maker Gage Applied Technologies is debuting FIR (finite impulse response) filters in FPGAs (field programmable gate arrays) in its line of 14-bit digitizers. The FIR filters ...
Electronics Weekly

DSP versus FPGA

In considering the design option for DSP vs. FPGA it is helpful to compare both architectures in a FIR filter application, writes Reg Zatrepalek One of the most widely used digital signal-processing ...
Design-Reuse

Mapping LMS Adaptive Filter IP Core to Multiplier-Array FPGA Architecture for High Channel-Density VOIP Line Echo Cancellation

The LMS adaptive filter is the main functional block in high channel-density line echo cancellers for VOIP. In this paper, we describe an LMS adaptive FIR filter IP and estimate its performance when ...
TechRepublic

FIR Filter Designing using Xilinx System Generator

Digital signal processing techniques are used extensively in a number of applications such as communication and multimedia. DSP functions such as FIR filters and transforms have numerous advantages ...
Design-Reuse

Developing and Integrating FPGA Co-processors with the TiC6X Family of DSP Processors

Across a wide spectrum of applications, the growth in signal processing algorithm complexity is exceeding the processing capabilities of stand-alone digital signal processors. In some of these ...
Hackaday

FIR filter

Digital filters are always an interesting topic, and they are especially attractive with FPGAs. [Pabolo] has been working with them in a series of blog posts. The latest covers an 8th order FIR filter ...
Electronics Weekly

Flex Logix adds RAM and DSP blocks to FPGA IP

Flex Logix is offering evaluation licences to SoC designers for block RAM and DSP cores which can be added to its embedded FPGA fabric. Flex Logix’ technology allows system-on-chip SoC designers to ...
Nature

Variable Fractional Delay Filter Design and Signal Processing

Variable fractional delay (VFD) filter design has become increasingly significant in digital signal processing, offering the flexibility to delay signals by non-integer amounts. This technology is ...