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Basic Signal Operations in DSP: Constant-Valued and Alternating Signals

Basic Signal Operations in DSP: Constant-Valued and Alternating Signals

In this article, we’ll discuss a few elementary signal operations by considering one of the signals to be constant-valued.


Clock-Noise Impact on RF Signals for Different Receiver Architectures

Clock-Noise Impact on RF Signals for Different Receiver Architectures

This article examines the common assumption that the clock-performance requirement for an RF sampling ADC is much more stringent compared to a heterodyne approach.


What Makes a Good VNA?

What Makes a Good VNA?

This article explores specific components and design solutions that maximize the performance of a VNA, in part by comparing modern VNAs with designs of the last century.


Improving Narrowband RF Systems: A New Transceiver IC from AKM

Improving Narrowband RF Systems: A New Transceiver IC from AKM

The AK2401 uses a direct-conversion architecture instead of the more standard heterodyne approach.


News Jul 24, 2017 by Robert Keim
Massive MIMO and Beamforming: The Signal Processing Behind the 5G Buzzwords

Massive MIMO and Beamforming: The Signal Processing Behind the 5G Buzzwords

With the need for high-speed mobile data increasing, there's a need to increase efficiency in how we transmit and receive data from wireless base stations.


MCU or DSP?: Graphics and Cryptography in Microchip’s New Microcontrollers

MCU or DSP?: Graphics and Cryptography in Microchip’s New Microcontrollers

The hardware inside microcontrollers is increasingly powerful and versatile. This is good, right?


News Jul 21, 2017 by Robert Keim
An Introduction to the Discrete Fourier Transform

An Introduction to the Discrete Fourier Transform

The DFT is one of the most powerful tools in digital signal processing which enables us to find the spectrum of a finite-duration signal.


Better Insight into DSP: 10 Applications of Convolution in Various Fields

Better Insight into DSP: 10 Applications of Convolution in Various Fields

This article presents an overview of various applications which exploit convolution, an advanced signal operation.


Exploring the Solar System with the Voyager Spacecraft’s Cameras, Polarimeters, and Magnetometers

Exploring the Solar System with the Voyager Spacecraft’s Cameras, Polarimeters, and Magnetometers

Let's take a look at some of the instruments the Voyager spacecraft use to gather data for imaging and atmosphere analysis.


News Jul 16, 2017 by Mark Hughes
Implementing a Low-Pass Filter on FPGA with Verilog

Implementing a Low-Pass Filter on FPGA with Verilog

Learn how to implement a moving average filter and optimize it with CIC architecture.


Maxim Integrated’s Sound Activated NeoPixel Rave Goggles

Maxim Integrated’s Sound Activated NeoPixel Rave Goggles

Be the spectacle at this summer's music festival with these sound activated rave goggles!


Projects Jul 07, 2017 by Ryan Jones
MEMS Vibration Monitoring: From Acceleration to Velocity

MEMS Vibration Monitoring: From Acceleration to Velocity

MEMS accelerometers have finally reached a point where they are able to measure vibration on a broad set of machine platforms.


When You Need a Little EMC Help: A New USB 3.0 EMI Stick from Wurth

When You Need a Little EMC Help: A New USB 3.0 EMI Stick from Wurth

This in-line adapter can be a helpful design tool when your USB 3.0 device is having noise problems.


News Jul 05, 2017 by Robert Keim
An Introduction to Canonical Signed Digit Representation

An Introduction to Canonical Signed Digit Representation

CSD is an elegant method to implement digital multipliers in a more efficient way.


Multirate DSP and Its Application in D/A Conversion

Multirate DSP and Its Application in D/A Conversion

This article reviews the basics of D/A conversion and explains how multirate DSP can lead to a more efficient system.


Multirate DSP and Its Application in A/D Conversion

Multirate DSP and Its Application in A/D Conversion

Multirate DSP leads to a more efficient A/D conversion.


An Introduction to Laser Diodes

An Introduction to Laser Diodes

Learn about the laser diode, including package types, applications, drive circuitry, and some laser diode specifications.


Communication Processors March on But 5G Demands Much More

Communication Processors March on But 5G Demands Much More

Development is well underway on Gigabit LTE cellular communications systems that promise an order of magnitude increase in data transfer rates and 5G is close behind. Small cell access nodes will form an essential part of both systems but new communications processors are needed to make these a reality.


Tektronix Releases the 5 Series MSO Mixed Signal Oscilloscopes

Tektronix Releases the 5 Series MSO Mixed Signal Oscilloscopes

In this News Brief, we take a look at the Tektronix 5 Series MSO mixed signal oscilloscopes.


News Jun 06, 2017 by Karissa Manske
Understanding and Eliminating 1/f Noise

Understanding and Eliminating 1/f Noise

This article defines 1/f noise and goes over ways to reduce or eliminate it in precision measurement applications.