EDN

FIR filter chip contains digital gain and compression

Quickfilter Technologies has announced the QF1Da512 SavFIRe, a single-channel, programmable, digital filter with integrated digital gain and compression for insertion into the serial data path of a ...
Design-Reuse

Quickfilter Technologies Announces Industry's First Audio Applications-Specific FIR Filter with Integrated Gain and Compression

ALLEN, TX-- January 19, 2009 -- Quickfilter Technologies today announced an audio applications-specific FIR (Finite Impulse Response) filter chip that will enable audio equipment designers to achieve ...
Electronic Design

Use Software Filters To Reduce ADC Noise

Let’s say you chose a particular microcontroller for its 12-bit analog-to-digital converter (ADC). You built up your system, and although the ADC gives you 12 bits of resolution, the lower couple of ...
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 ...
EDN

Filter your data in software

When you capture waveform data, you often want to process the data to extract information about the signal or to extract a particular wave shape. Filters—analog or digital—often provide the signal ...