News tagged with optical signal
Ultra-wideband radio rides a beam of light
Nov 19, 2008 |
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(PhysOrg.com) -- Multiple high-definition videos and other data-rich services may soon stream through homes, offices, ships and planes via new hybrid optical/ultra-wideband-radio systems developed by European ...
Going plasmonic in search of faster computing, communications
Oct 16, 2009 |
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(PhysOrg.com) -- A team of European researchers has demonstrated some of the first commercially viable plasmonic devices, paving the way for a new era of high-speed communications and computing in which electronic ...
High-speed signal mixer demonstrates capabilities of transistor laser
Mar 19, 2009 |
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(PhysOrg.com) -- Scientists at the University of Illinois have successfully demonstrated a microwave signal mixer made from a tunnel-junction transistor laser. Development of the device brings researchers ...
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Time Lens Speeds Up Optical Data Transmission
Sep 28, 2009 |
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(PhysOrg.com) -- Researchers at Cornell University have developed a device called a "time lens" which is a silicon device for speeding up optical data. The basic components of this device are an optical-fiber ...
Pioneer Develops World's First 16-Layer Optical Disc
Jul 07, 2008 |
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Pioneer Corporation has succeeded in developing a 16-layer read-only optical disc with a capacity of 400 gigabytes for the first time in the world.
Green light from Silicon
Apr 15, 2009 |
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(PhysOrg.com) -- Researchers at the University of St Andrews have made a surprise discovery that the material at the heart of the microelectronics industry can emit green light.
Fiber-optic booster on a chip
Feb 20, 2008 |
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More and more of our communications -- from text messages to high-definition television -- travel over optical fiber. At last count the United States was crisscrossed by more than 80 million miles of it, with ...
Compressing photonic signals for greater bandwidth
Nov 03, 2009 |
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Cornell researchers have developed an ingenious method to time-compress optical signals. The process could enable optical communication systems to carry many more bits per second or could also be used to generate ...
Silicon optical fiber made practical
Oct 28, 2008 |
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Scientists at Clemson University for the first time have been able to make a practical optical fiber with a silicon core, according to a new paper published in the current issue of the Optical Society's open-access journal, ...
Spreading high-speed Internet to rural areas
Mar 16, 2009 |
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To cut the cost of bringing high-speed Internet to rural areas, Dr. Ka Lun Lee and colleagues at the University of Melbourne and NEC Australia in the state of Victoria are experimenting with a way to boost the reach of existing ...
Picosecond Oscilloscope
May 26, 2009 |
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An oscilloscope is a device for displaying signals that are too fast to be seen by the human eye. Typically the signal consists of a voltage level that changes quickly moment by moment (over millisecond to nanosecond timescales). ...
EPIC: Building the Perfect Chip
Feb 07, 2008 |
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Three years ago a team from Bell Labs took on a very daunting challenge – put an optical networking system on a commercially manufactured silicon chip, load it with a smorgasbord of sophisticated opto-electronic devices in ...
Bell Labs breaks optical transmission record, 100 Petabit per second kilometer barrier
Sep 29, 2009 |
4.9 / 5 (27) |
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Alcatel-Lucent today announced that scientists in Bell Labs, the company’s research arm, have set a new optical transmission record of more than 100 Petabits per second.kilometer (equivalent to 100 million Gigabits per second.kilometer). ...
List of search results for optical signal
