Using the Very Long Baseline Interferometry (VLBI) technique, astronomers have probed the parsec-scale jet of a neutrino-emitting blazar known as TXS 0506+056. Results of the new study, presented May 1 on arXiv.org, shed ...
(PhysOrg.com) -- MIT engineers have built a fast, ultra-broadband, low-power radio chip, modeled on the human inner ear, that could enable wireless devices capable of receiving cell phone, Internet, radio and television signals.
Engineering
Jun 3, 2009
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Light can come in many frequencies, only a small fraction of which can be seen by humans. Between the invisible low-frequency radio waves used by cell phones and the high frequencies associated with infrared light lies a ...
General Physics
Apr 22, 2015
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Providing secure wireless connections and improving the efficiency of communication devices could be another application for graphene, as demonstrated by scientists at Queen Mary University of London and the Cambridge Graphene ...
Nanomaterials
Feb 19, 2014
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Verizon Wireless on Wednesday said it will auction a parcel of radio frequencies, which could be worth billions of dollars in an industry scrambling to offer consumers more cellular broadband.
Telecom
Apr 18, 2012
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0
The International Telecommunication Union said Friday its World Radiocommunications Conference (WRC-12) has agreed a treaty aimed at revising the radio frequency spectrum to speed up mobile services.
Telecom
Feb 17, 2012
1
0
(PhysOrg.com) -- The three large Japanese manufactures, Hitachi, Panasonic Corp., and Toshiba Corp, have announced that they are developing radio frequency (RF) transceiver ICs in the 60GHz band. All three manufactures plan ...
The Internet has become an ever more mobile beast. Through iPhones, netbooks, Kindles, BlackBerries, Skiffs and other freshly evolved hosts, its appetite for bandwidth grows by the minute.
Telecom
Jan 15, 2010
0
0
On the electromagnetic spectrum, which comprises everything from radio waves to X-rays and gamma rays, there exists a deadzone where conventional electronic devices can hardly operate. This deadzone is occupied by terahertz ...
Optics & Photonics
Dec 15, 2022
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The tungsten lightbulb has served well over the century or so since it was introduced, but its days are numbered now with the arrival of LED lighting, which consume a tenth of the power of incandescent bulbs and have a lifespan ...
Telecom
Sep 29, 2015
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