... Trade Center on Sept. 11, 2001. Antenna arrays have been studied and used for years, but the latest NIST ... new twists. Unlike the typical case in which antenna arrays boost signals to or from a distant target ...
... ' for the task, even with its 70m antenna. "One solution is to employ a large antenna array, possibly with 400 ... sums the narrow channel data from all 400 antennas. This data can then be reconstructed back into a broadband ...
First responders could boost their radio communications quickly at a disaster site by setting out just four extra transmitters in a random arrangement to significantly increase the signal power at ...
... , the radiometer comprises a calibrating unit, a planar antenna array, and software for recording and visualizing the data ... as an infrared camera," says the scientist, "but if we increase the size of the antenna we can achieve higher resolution." The radiometric sensor ...
... boost the Raman signal. The cavities serve as antennae, trapping light from the laser so it passes ... signal. The Chou's team named their new sensor "disk-coupled dots-on-pillar antenna-array" or D2PA, for short. So far ...
... in space borne radiometers by incorporating liquid crystals in their Frequency Selective Surface (FSS) antenna arrays ...
... of structures called metamaterials, which in this case were based on an array of antennas. The Purdue researchers took the work ... , refraction, but also the reflection of light can be dramatically modified by the antenna arrays on the interface, as the experiments showed." The nanoantennas ...
... that rely on adsorption of molecules directly onto antennas where their structure, orientation, and behavior can all be altered ... every molecule in the system as it passes through the antenna array," Groves says. "This is more than a proof-of-concept we've ...
... Australian Square Kilometer Array Pathfinder, a network of massive radio antennae, officially turns ... the entire sky with a quickness. The array contains 36 12-meter antennas that spread across ... part of the Square Kilometer Array, a 3,000-antenna array spread across Australia ...
... transmitter for mobile devices that integrates a 60GHz RF transceiver, baseband processor, and embedded antenna array into a single IC package. Specifically ...
The largest ever collection of optical antennas could revolutionize applications from holography to bioimaging
