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2011-08-01 Signal chain basics: Using the digital features of high-speed DACs
Here's a look at the function and value of each of the digital features in today's high-speed digital-to-analog converters
2000-09-06 FPGA-based FIR filter using bit-serial digital signal processing
This application note describes the implementation of an FIR filter with variable coefficients that fits in a single AT6002 FPGA
2003-03-10 FIR Filter Implementations on the DSP16000 Core Digital Signal Processor
FIR Filter Implementations on the DSP16000 Core Digital Signal Processor
2007-05-04 Efficient MSP430 code synthesis for an FIR filter
Digital filtering can be easily accomplished on the MSP430 using efficient multiplication. The tool automatically converts FIR filter coefficients to MSP430 assembly code that can be used in any application. Horner's method and CSD format is used to accomplish the efficient multiply operations. The performance of the filter on the MSP430 is shown by evaluating the gain across all frequencies.
2007-08-06 Choosing, designing the best filter for an effective DAQ system
Filters are very necessary and unavoidable "evil" of the signal path thus, designers must understand their options when making the filter decisions
2003-04-30 AVR223: Digital Filters for AVR
This document describes how to implement simple digital filters in AVR micrcontrollers
2000-06-22 A guide to using field programmable gate arrays (FPGAs) for application-specific digital signal processing performance
This application note describes the benefits of using an FPGA as a DSP coprocessor, as well as, a stand-alone DSP engine. Two case studies, a Viterbi decoder and a 16-Tap FIR filter are used to illustrate how the FPGA can radically accelerate system performance and reduce component count in a DSP application
2007-04-09 Tool eases addition of digital filter in audio apps
Quickfilter Technologies announced a new product designed to simplify the addition of precision digital filtering to audio applications
2005-03-02 Implement digital filters with LabVIEW
NI's v7.5 kit includes tools for modeling and creating software-based digital filters, as well as LabVIEW FPGA and C code generation for chip-level implementation
2008-08-07 Filter software update packs improved user interface
Quickfilter Technologies Inc. has released version 4.0 of its QuickfilterPro4A software that is used to design filters that will be implemented in the company's QF4A512 programmable signal converter IC.
2006-12-19 Devt tool eases precision digital filtering
A new development tool from Quickfilter Technologies simplifies the task of adding precision digital filtering to designs based on the Texas Instruments MSP430 ultralow-power MCUs
2000-09-08 Designing digital filters with Zilog's Z89c00 and Z89462
This application note demonstrates how to easily design finite impulse response (FIR) low-pass, high-pass, band-pass and band-stop filters using Zilog's highly versatile Z89C00 and Z89462 DSPs
2013-02-28 Understand perfect pseudo-differential input ADCs
Read about a practical application of the time realignment filtering technique.
2005-04-12 Smallest, lowest power' ADCs
Extending its portfolio of delta-sigma data converters, Texas Instruments Inc. (TI) recently introduced a pair of high-speed, high-precision analog-to-digital converters (ADCs) from its Burr-Brown product line
2005-06-02 New floating-point and DVB-S2 cores strengthen DSP IP library
Xilinx updated its digital signal processing IP library for its Virtex-4 and Spartan-3E FPGA families to include a suite of floating-point operators and a DVB satellite FEC encoder core
2009-06-11 Filters using the ST10 DSP library
This application note describes a theoretical digital implementation of four different filters. It also illustrates a practical implementation of a low-pass filter using the ST10 DSP library, its results and its limitations
2006-06-21 DSP core delivers 1GHz, targets multimedia apps
Renesas' new VLIW-type synthesizable DSP core operates at 1GHz and can be embedded in multimedia SoCs.
2005-03-08 Acoustic echo cancellation and noise suppression libraries
Microchip announced two new software libraries for its 16bit dsPIC Digital Signal Controllers
2008-12-16 Stereo DAC targets high-end audio apps
AKM Semiconductor has launched the AK4390, a high performance 32bit stereo DAC for professional and high-end audio applications.
2005-09-01 Pentek beefs up GateFlow FPGA IP Library
Pentek announced an addition to its GateFlow FPGA IP Library that implements a 256-channel narrowband digital downconverter
2008-04-01 Multiply efficiently in wireless base stations
A key feature of WiMAX system design is the support for OFDM. FPGAs make it extremely easy to implement OFDM transmitters and receivers in discrete time using IFFT and FFT, respectively. This article focuses on the reduction and optimal implementation of multiplier blocks in FFT and FIR implementation for WiMAX base stations
2005-07-20 LeCroy scopes get faster, better
Equipped with deep memory, LeCroy's newest spin of its LCD touchscreen WavePro 7000 series of digital scopes provide measurement capability usually associated with high-end scopes, especially so in the 1GHz to 3GHz range
2006-09-25 GateFlow module includes wideband DDC IP core
Pentek released the newest addition to its GateFlow installed-core products that includes a factory-installed wideband digital downconverter IP core
2004-11-15 Actel announces IP core generator for its FPGAs
Actel introduced a finite impulse response IP core generator optimized for use with the company's flash- and antifuse-based families of FPGAs.
2002-02-26 Altera PLDs offer three times more memory
Designed using the company's TriMatrix memory structure, the new line of Stratix PLDs from Altera offers up to 10Mb of RAM and 1,650 embedded memory blocksclaimed to be three times more than any other device.
2005-04-29 FPGA-equipped signal processor plays in Windows PCs
Gage Applied Technologies' products are part of a rather large family of multi-MHz to GHz digitizers and oscilloscope cards, as well as analog signal generator cards, and digital I/O plug-ins
2004-07-02 Analog Devices ADCs push architectural limits
Analog Devices will announce two products that represent significant advances in analog-to-digital converter technology
2003-08-27 Agere acquires physical-layer specialist
Agere Systems Inc. has acquired Massana Ltd, an Irish physical-layer Ethernet specialist which had shifted from DSP cores for Digital Subscriber Lines, to devices for physical-layer Gigabit Ethernet functions
2006-02-24 Software radio transceiver provides 256 tunable receive channels
Pentek announced the blending of its GateFlow 4954-430 high-density, narrowband digital downconverter FPGA IP core with its 7140 software radio transceiver PMC module
2012-02-23 Intel showcases Ivy Bridge
Ivy Bridge packs 1.4 billion transistors into 160mm2 in its largest version. According to Intel, they plan to release at least four major variants of the chip.
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