News tagged with antenna
Smallest nanoantennas for high-speed data networks
Oct 20, 2009 |
3.3 / 5 (3) |
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More than 120 years after the discovery of the electromagnetic character of radio waves by Heinrich Hertz, wireless data transmission dominates information technology. Higher and higher radio frequencies are ...
Tech review: Navigating iPhone GPS applications
Oct 08, 2009 |
3.7 / 5 (3) |
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Since Apple Inc. announced it would support turn-by-turn GPS applications for the iPhone, a slew of GPS apps have appeared in the iTunes app store.
Textile antenna promises futuristic communications
Sep 28, 2009 |
4.3 / 5 (10) |
2
(PhysOrg.com) -- With a simple press on his shirt insignia, the captain of the Star Ship Enterprise could send and receive messages. Now, thanks to the efforts of a Finnish company, this futuristic communication ...
ALMA telescope reaches new heights
Sep 23, 2009 |
4.5 / 5 (4) |
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The ALMA (Atacama Large Millimeter/submillimeter Array) astronomical observatory took another step forward and upward, as one of its state-of-the-art antennas was carried for the first time to Chile's 16,500-foot-high ...
Measuring the next successful antennas for in-body health monitoring devices
Sep 08, 2009 |
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Antennas for the latest implanted medical devices are being developed by Queen Mary University of London and tested through a unique piece of kit at the UK's National Physical Laboratory (NPL).
The Ultimate Long Distance Communication
Space & Earth / Space Exploration
Aug 19, 2009 |
4.4 / 5 (19) |
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Anyone who's vacationed in the mountains or lived on a farm knows that it's hard to get good internet access or a strong cell phone signal in a remote area. Communicating across great distances has always ...
Can radar be used to deter bats from approaching wind turbines?
Jul 16, 2009 |
5 / 5 (1) |
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(PhysOrg.com) -- Large numbers of bats are killed by colliding with turbine blades or by experiencing sudden depressurisation immediately adjacent to the blade.
Some still having problems with digital TV conversion
Jul 08, 2009 |
3 / 5 (2) |
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It seemed so simple. Buy a government-subsidized converter box, plug it in, and sit back and enjoy the brave new world of digital television.
TV stations struggling with viewer loss on DTV
Jul 02, 2009 |
5 / 5 (1) |
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(AP) -- The government is helping two dozen TV stations that became difficult to receive by antenna when they switched to new frequencies as part of the digital TV transition, the Federal Communications Commission said Thursday.
Major milestone: First two ALMA telescope antennas linked
May 06, 2009 |
5 / 5 (4) |
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On 30 April, the team observed the first "interferometric fringes" of an astronomical source by linking two 12-metre diameter ALMA antennas, together with the other critical parts of the system. Mars was chosen ...
Team Continues Analyzing Spirit Computer Reboots and Amnesia Events
Space & Earth / Space Exploration
Apr 21, 2009 |
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(PhysOrg.com) -- After three days of completing Earth-commanded activities without incident last week, NASA's Mars Exploration Rover Spirit had a bout of temporary amnesia Friday, April 17, and rebooted its ...
Bridging the gap in nanoantennas
Apr 20, 2009 |
4.4 / 5 (8) |
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In a recent publication in Nature Photonics, a joint team of researchers at CIC nanoGUNE, Donostia International Physics Center DIPC, Centro de Física de Materiales of CSIC/UPV-EHU in San Sebastian (Spain ...
Putting the squeeze on an old material could lead to 'instant on' electronic memory
Apr 16, 2009 |
4.7 / 5 (12) |
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(PhysOrg.com) -- The technology of storing electronic information - from old cassette tapes to shiny laptop computers - has been a major force in the electronics industry for decades.
Spirit Healthy but Computer Reboots Raise Concerns
Space & Earth / Space Exploration
Apr 14, 2009 |
not rated yet |
2
(PhysOrg.com) -- The team operating NASA's Mars Exploration Rover Spirit is examining data received from Spirit in recent days to diagnose why the rover apparently rebooted its computer at least twice over ...
Orientation of antenna protein in photosynthetic bacteria described
Apr 02, 2009 |
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Researchers at Washington University in St. Louis have figured out the orientation of a protein in the antenna complex to its neighboring membrane in a photosynthetic bacterium, a key find in the process of energy transfer ...
