News tagged with laser signal
High-speed signal mixer demonstrates capabilities of transistor laser
(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 ...
Mar 19, 2009 |
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Shifting sound to light may lead to better computer chips
By reversing a process that converts electrical signals into sounds heard out of a cell phone, researchers may have a new tool to enhance the way computer chips, LEDs and transistors are built.
Mar 16, 2009 |
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Next generation digital maps are laser sharp
Restoring habitat for spawning species of fish, such as Atlantic salmon, starts with a geological inventory of suitable rivers and streams, and the watershed systems that support them. But the high-tech mapping ...
Space & Earth / Earth Sciences
Feb 12, 2009 |
4.3 / 5 (3) |
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De-multiplexing to the max: 640 Gbits/second
Sliced light is how we communicate now. Millions of phone calls and cable television shows per second are dispatched through fibers in the form of digital zeros and ones formed by chopping laser pulses into bits. This slicing ...
Feb 02, 2009 |
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