EDN

Polyphase filters reduce saturation

Digital signal processing is ubiquitous in modern electronic systems, from MP3 players to digital cameras to wireless handsets. One of the mainstays of a DSP designer’s tool box is the FIR ...
EDN

Putting a polyphase filter in processor array

While most articles in this section discuss the reprogramming of graphics processors, other large arrays of processing elements are available as standard-product ICs for other applications. In some ...
Design-Reuse

RF Engines adds world’s first off-the-shelf Polyphase DFT cores to its range of signal processing technologies

May 19, 2003 - RF Engines Limited (RFEL), the signal-processing specialist based on the Isle of Wight, UK, has added high speed Polyphase DFT (Discrete Fourier Transform) cores to its extensive range ...
Design-Reuse

SoCs: DSP World, Cores -> FPGAs cranked for software radio

Software-defined radios are highly configurable hardware platforms that provide the technology for realizing the rapidly expanding third-generation digital wireless communication infrastructure. A ...