Keyword: Wireless communication systems

Articles: Test & Measurement
The use of CA, MIMO, and beamforming technologies will lead to more antennas and radio ports that need to be tested.
Application Briefs: Data Acquisition
pureLiFi has announced a new deal to supply the US Army Europe and Africa with Kitefin™, a next generation optical wireless communication system
Articles: RF & Microwave Electronics
To maintain longer-range wireless communication, a new controller deploys robots that form antenna arrays.
Articles: RF & Microwave Electronics
Articles: Nanotechnology
A key building block of microwave photonics is optical frequency combs, which provide hundreds of equidistant and mutually coherent laser lines.
Articles: Defense
The sky’s the limit for utilizing the higher ends of the electromagnetic (EM) spectrum.
Articles: Electronics & Computers
Wireless communications is a broad market and PAs fill a wide array of those applications.
Briefs: Manufacturing & Prototyping

The advancement of robot capabilities and functionality has changed the way in which soldiers perform many of their...

Articles: Software
Metric-Sized Metal Shapes

Parker Steel Company (Maumee, OH) offers metric-sized metals suitable for applications where presized metric parts are needed....

Application Briefs: Defense
Pacific Star Communications, Inc. (PacStar)
Portland, OR
(503) 403-3000
https://pacstar.com

PacStar®, a developer and supplier of advanced communications solutions for the U.S....

Articles: RF & Microwave Electronics

Conventionally, most autonomous mobile nodes, including unmanned aerial vehicles (UAVs), are operated remotely by human operators. As such, forming a mobile communication network...

Articles: RF & Microwave Electronics

The 2016 International Microwave Symposium (IMS2016), organized by the IEEE Microwave Theory and Technique Society (MTT-S), is the annual international meeting for technologists involved in all...

Articles: Aerospace

Unmanned vehicles are at the forefront of an evolution, especially with the proliferation of the Internet of Things. After decades of serving mission-critical applications in...

NASA Spinoff: Photonics/Optics

In order to transmit communications through Earth’s atmosphere, satellites and space vehicles need radio equipment that can operate at higher frequencies than on Earth. These higher frequencies, until...

Articles: Unmanned Systems

While many think of unmanned aerial vehicles (UAVs) or space probes and planet rovers when they think of unmanned systems, the field of robotics covers every environment known to man: sea, ground, air, and...

Articles: Aerospace

The performance of avionics systems is dictated by the timely availability and usage of critical health parameters. Various sensors acquire and communicate the desired parameters. In...

Articles: RF & Microwave Electronics

This article introduces the rationale and techniques involved with MIMO (Multiple-Input Multiple-Output)-based communication systems. The communication impairments due to...

Articles: Aerospace

For the capable RF engineer, continuous- wave (CW) and predictably repeating signals are no great challenge. However, design and troubleshooting become difficult when dealing with...

Articles: Electronics & Computers

Agrowing number of mobile, space constrained or harsh environment applications are being designed for the military, industrial automation/HMI, digital signage and medical markets that are...

Application Briefs: Defense

According to the U.S. Department of Homeland Security, the nation’s 360 ports and waterways remain especially vulnerable to attack from small vessels carrying improvised explosive devices, including...

Briefs: Physical Sciences
Disposable Chemical Sensor and Wireless Communication Device

A disposable chemical sensor and temperature device has been developed that may be dropped into building rubble or other areas not accessible by rescue personnel to test the environment in the rubble. The system also provides wireless two-way communication and control to obtain...

Articles: Aerospace

The rapidly evolving and changing asymmetric threats confronting the U.S. military are dramatically escalating demands for intelligence, surveillance, and reconnaissance (ISR). Even...

Articles: Unmanned Systems

So far, defense companies have done a credible job fielding Unmanned Underwater Vehicles (UUVs), Autonomous Underwater Vehicles (AUVs), or other water-borne robots to address critical...

Articles: RF & Microwave Electronics

With the advent of prolific wireless communications applications, system designers are in a position to consider the placement and performance of an antenna system. The first step in establishing antenna...

Briefs: Information Technology

A wireless transmission system provides high-quality video transmission over severely impaired wireless links between nodes that are connected within airborne networks. The target bit rate...

Briefs: Electronics & Computers
Wireless Network Cocast: Location-Aware Cooperative Communications with Linear Network Coding

In wireless networks, reducing aggregate transmit power and having even power distribution increase the network lifetime. The conventional direct transmission (DTX) scheme results in high aggregate transmit power and uneven power distribution. In...

Briefs: Mechanical & Fluid Systems
Developing Fleets of Autonomous Underwater Vehicles

Autonomous underwater vehicles (AUVs) have a demonstrated capability to collect valuable data for scientific and military purposes. Historically, individual vehicles have been used. To reduce the overall time and cost of acquiring data over large areas, multiple vehicles must be used. A fleet...

Articles: Aerospace

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...

Briefs: Electronics & Computers

A highly flexible automated prognostics and diagnostics sensor module (PDSM) prototype is presently under development to be incorporated for data...

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