Software-Defined Radio

Replacing Multiple RF Receivers with Just One Using Channelization

Channelization has made it possible to use one radio receiver to listen to many different radio stations simultaneously.

The Role of Prototype/Test Systems in Next-Generation C5ISR Development

For SOSA/HOST systems, there are chassis platforms for development that provide relatively cost-effective, versatile, and powerful solutions.

Software-Defined Analog Filters: A Paradigm Shift in Radio Filter Performance and Capability

In many applications, conventional filters fall short.

SDR Interface for the NeXtRAD Multistatic Radar System

Learn about the multistatic data that can be collected on maritime targets.

Defeating Commercial Drone Threats with Open-Source SDR

With the emergence of highly capable, low-cost, wirelessly controlled drones, bad actors can easily execute disruptive operations.

New Products: April 2019 Aerospace & Defense Technology

Ruggedized Software Defined Radio Solutions

Pixus Technologies (Waterloo, Ontario) has developed ruggedized versions of commercial software defined radios. The RX310, the...

New RF Strategies for Software Radio

Software defined radio system engineers can now exploit new technology to perform digital signal processing much closer to the antenna than ever before. Various strategies include the latest wideband data...

Optimizing DSP Techniques for Antenna Site Software Radio

Many applications can benefit from pushing software radio functions up the mast to the antenna as a viable alternative to traditional rack-mounted receiver systems. New technology...

Software Defined Radio Enables Flexible Communications for NASA

Communication is key to just about any endeavor. NASA’s ability to update and modify communication capabilities to reflect the latest upgrades without impacts to mission time...

Testing Modern Radios

Several techniques are now being employed to ensure efficient communications across the chaotic radio spectrum. Chief among them is Software Defined Radio (SDR), which uses software to dynamically control communications...

Using Software Defined Instruments to Address the Mixed-Signal Test Challenges of Today’s Software Defined Radios

Software Defined Radio (SDR) represents an important move forward for mobile and personal communications, promising a major...

Demodulating Over-the-Air Communications

Today, modern radio designs have made a predominant shift to the software-defined radio architecture. From cellular handsets to military communications devices, the flexibility to use multiple...

Implementing a GPS Waveform Under the SCA

A continuing development effort focuses on implementation of a Global Positioning System (GPS) waveform under the Software Communications Architecture (SCA). [As used within the special technological...