Variables play into how well wireless works
In a recent column, Dianne Dunlap, a customer support engineer specializing in wireless technology for Cisco Systems, gave a thorough breakdown of how to check whether wireless Internet connectivity...
View ArticleHoney, I shrunk the receiver
(PhysOrg.com) -- CSIRO and Australian company Sapphicon Semiconductor Pty Ltd have signed an agreement to jointly develop a complete radio receiver on a chip measuring just 5 mm x 5 mm that could...
View ArticleEfficient computer network on a chip
Satellite TV without having to set up a receiver dish. Digital radio on your mobile phone without your batteries quickly running flat. The advanced calculations needed for these future applications are...
View ArticleONR moves a modular space communications asset into unmanned aircraft for...
Successfully taking a small radio receiver intended for space applications and creating a full-featured radio frequency system, initially designed for a Marine Corps unmanned aircraft, would not have...
View ArticleFirestation: Preparing to study lightning
(Phys.org)—An experiment to study the effects of lightning flashes on Earth's atmosphere has taken its first steps on its journey to space. The Firestation experiment has undergone numerous tests to...
View ArticleA father attempts DIY drone buddy to watch his kid
(Phys.org)—"Last winter, I fantasized about sitting at my computer while a camera-equipped drone followed him overhead." That is the revelation of a father who provides a detailed account of building...
View ArticleThe wireless way to safer sub-station
New Professor of Radio Science and Wireless Systems Engineering at the University of Huddersfield heads a £670,000 project to find a more effective and efficient means of fault detection - meaning few...
View ArticleSignal opportunities on the slopes -- with RFID
(PhysOrg.com) -- Whether slalom or alpine skiing, competitive skiing is all about thousandths of a second. Hence, professional athletes must constantly refine their technique. Small radio transmitters...
View ArticleCall Forwarding: New NIST Procedure Could Speed Cell Phone Testing
(PhysOrg.com) -- By accurately re-creating the jumbled wireless signal environment of a city business district in a special indoor test facility, researchers at the National Institute of Standards and...
View ArticleWorld's first GaN HEMT T/R module operating in the C-Ku band
Fujitsu Laboratories today announced that it has successfully developed the world's first transmitter/receiver (T/R) module using gallium-nitride (GaN)high electron mobility transistor (HEMT)...
View ArticleAnalyzing energy potential
Sensors, radio transmitters and GPS modules all feature low power consumption. All it takes is a few milliwatts to run them. Energy from the environment - from sources such as light or vibrations - may...
View ArticleHow to leak sensitive data from an isolated computer (air-gap) to a near by...
Tomorrow at MALCON 2014, security researcher Mordechai Guri with guidance of Prof. Yuval Elovici from the cyber security labs at Ben Gurion University in Israel will present a breakthrough method...
View ArticleWorld's smallest radio receiver has building blocks the size of two atoms
Researchers from the Harvard John A. Paulson School of Engineering and Applied Sciences have made the world's smallest radio receiver - built out of an assembly of atomic-scale defects in pink diamonds.
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