News tagged with frequency band
Cox agrees to sell wireless spectrum to Verizon
(AP) -- Cable company Cox Communications on Friday said that it has agreed to sell some of its airwave licenses to Verizon Wireless for $315 million and will resell Verizon service in its stores.
Dec 16, 2011 |
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Neuronal filters for broadband information transmission in the brain
(Medical Xpress) -- As in broadband information technology, the nervous system transmits different messages simultaneously from one brain region to others. But how are messages retrieved at the other end without ...
Medicine & Health / Neuroscience
Nov 21, 2011 |
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DOCOMO develops compact multi-band power amplifier
NTT DOCOMO today announced that it has developed a prototype power amplifier for six frequency bands between 1.5 GHz and 2.5 GHz in a form factor smaller than multiple single-band power amplifiers conventionally ...
May 20, 2011 |
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Trumping the trumpets: How audio engineering helps tone down vuvuzela disruption (w/ Video)
(PhysOrg.com) -- Thanks to researchers at the Centre for Digital Music (C4DM) at Queen Mary, University of London, anyone watching the World Cup on their computer can now filter out the droning sounds of vuvuzela ...
Technology / Computer Sciences
Jun 21, 2010 |
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Ralink Unveils Next-Gen Dual-Band 2x2 802.11n/Bluetooth 3.0+HS Combo Module
Ralink Technology, a developer of high performance wired and wireless networking solutions, today announced the RT3592BC8, the world's only chipset capable of simultaneous 300 Mbps 2x2 MIMO dual band 802.11n ...
Jun 01, 2010 |
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Keeping an ear out for kin
(PhysOrg.com) -- Bats can distinguish between the calls of their own and different species with their echolocation calls, report German scientists of the Max Planck Institute for Ornithology in Seewiesen. ...
May 18, 2010 |
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Low-Profile Direction Finding Antenna Set for Ground Vehicles
(PhysOrg.com) -- The ability to identify and locate enemy forces from a single moving vehicle is a challenging yet potentially life-saving capability for today's warfighters.
May 13, 2010 |
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Wi-Fi to come in a much faster, short-range flavor
The industry group that supports Wi-Fi is adopting a new technology that should boost data speeds more than 10 times at short distances, which could replace video cables in the home entertainment center.
May 10, 2010 |
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Five Dutch operators buy into 2.6 GHz band
Five mobile operators now own portions of the Netherlands' new 2.6 Gigahertz frequency band, which allows for super-fast broadband, the Dutch telecommunications agency announced Monday.
Apr 26, 2010 |
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Israel bans imports of Apple iPad
(AP) -- Israel has banned imports of Apple Inc.'s hottest new product, the iPad, citing concerns the powerful gadget consumes too much capacity on wireless networks and could disrupt other devices.
Apr 15, 2010 |
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Siemens Sets New Record for Wireless Data Transfer using White LEDs
(PhysOrg.com) -- Researchers from Siemens have broken their own record for wirelessly transmitting data over white LED light. They’ve now achieved rates of 500 megabits per second (Mbps), shattering the previous ...
Jan 21, 2010 |
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Haier Exhibits A Wireless HDTV Video System at the 2010 CES (w/ Video)
(PhysOrg.com) -- Haier America Digital Products Group (Chinese company) demonstrated the first completely wireless 32 inch LCD TV that is powered wirelessly up to a distance of 1 meter (3.28 feet).
Electronics / Consumer & Gadgets
Jan 13, 2010 |
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DOCOMO Develops 8-Band Power Amplifier for Mobile Phones
NTT DOCOMO announced today that it has developed a prototype multi-band power amplifier that accommodates eight frequency bands between 700 MHz and 2.5 GHz, paving the way for lightweight, all-in-one mobile ...
Jan 08, 2010 |
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Fine-tuned: A wholly new approach to tuning a laser's frequency
(PhysOrg.com) -- For more than 30 years, scientists have been trying to harness the power of terahertz radiation. Tucked between microwaves and infrared rays on the electromagnetic spectrum, terahertz rays ...
Dec 04, 2009 |
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Textile antenna promises futuristic communications
(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 ...
Sep 28, 2009 |
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