Better to have that piece of work done locally by all the endpoints and have them send a light information stream to the center: a single map coordinate rather than a bunch of tower coordinates and distance measurements.
Another company is considering using stickers at an upcoming conference, and with Bluetooth transmitters placed around a venue, they can track the precise location of attendee badges (and the individuals wearing them), and even send "pages" by triggering the beeper and light.
McDaniel says that he can send instructions to cells by changing the light's wavelengths, frequency or intensity.
Shigeta's Internet ventures are doing much to send the stock of Hikari Tsushin ("light-speed communications") heavenward.
GentleWaves inventor McDaniel says he can send specific instructions to cells by changing the light's wavelengths, frequency or intensity, but he says the light "codes" he has created are proprietary.
Once the Zeo headband captures that unique eye signal, and transmits it via sleepstreamonline.com to the second dreamer, it will turn on a colored light where the other dreamer is, to send them a cue too .
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The most physical demonstration of this rivalry is, famously, the annual University Boat Race: one spring Saturday each year the Light Blues (Cambridge) and Dark Blues (Oxford) each send their finest eight oarsmen to row the 4 miles and 374 yards along the Thames between Putney and Mortlake in west London.
Mr. Giampaglia had to send YouTube videos of John Mayer before he could get the green light to hire the singer for a 2007 show.
For these organisms, getting down from a cloud may be more of an ordeal than getting up: spore-releasing fungi tend to shed spores at the times of day and year when thermals are most likely, and bacteria are so small and light that the slightest puff of wind can send them flying.
The various retinal prostheses under development all use video cameras to send light information to chip implants.
The display's backlight has nanopatterned grooves that send blue, green and red in multiple directions, letting the LCD show only the light that would be seen from a given viewpoint.
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These implants convert light into electric current that stimulates local retinal neurons, which then send signals to the brain, meaning no wires are necessary to stimulate the retina.
In light of President Bush's announcement that he will send National Guard troops to bolster the Mexican bolder, Sen.
They are devising ways to send optical signals vast distances without the need for expensive electronic goosing, tinkering with mirrors to switch and bend light in new ways and trimming costs to open up entirely new parts of the telecom infrastructure.
Corning (nyse: GLW - news - people), the fiber-optic firm, announced layoffs in its photonic devices unit, which makes devices that send light impulses over fiber-optic cables.
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