Wireless Sensors Monitor World
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Networks of low-res cameras and sensors could monitor urban environments for diverse data -- traffic flow, pollutants, structural integrity -- online. By the Associated Press.
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When Robert Poor looks at the world, he sees 50 billion embedded microcontrollers, the workhorse chips inside cars, traffic lights and air conditioners, doing their jobs in splendid isolation. Then he imagines what will happen when they all can talk to one another.
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Researchers have made analog electronics out of carbon nanotubes.
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The Sensor and Actuator Solutions group will create services and software related to RFID systems. By Laurie Sullivan. IBM has created the Sensor and Actuator Solutions group to support devices such as those used in radio-frequency identification setups.
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Great innovations in wireless technologies have arrived in recent years, and their effect has yet to be realized. But those innovations may be hindered by thinking that an even better innovation is just around the corner.
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Long-range wireless networking technology draws market interest as low-cost service.
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People sniffing wireless network traffic have many tools at their disposal to intercept sensitive data from PCs.
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Rural and deprived communities worldwide are benefiting from the increased availability of computers.
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A less-than-futuristic surveillance system in San Francisco.
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In a perfect world, there'd be no wires. They clutter the view, get tangled behind desks and limit how far networks can reach. That's why the telegraph gave way to the radio. Cell phones unstrung telecommunications. Wi-Fi liberated computer data.
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Scientists have demonstrated a way of transmitting electrical power through the air, raising the prospect of wireless gadgets such as mobile phones, MP3 players and laptops that do not need power leads to recharge their batteries.
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Devices that measure helmet impacts, play-calling software, even swallowable temperature sensors are becoming realities.
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Start-up Dust Networks takes the covers off a low-power wireless system for linking sensors in walls, remote cameras and other places.
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Big industry players are investigating new technology that could boost throughput, scalability and efficiency of everything from content distribution to wireless networks.
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Wireless computer networks could soon be running 10 times faster than they do now.
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Next-generation RF tags touted as a way to boost network security.
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Physicist Marin Soljacic is working toward a world of wireless electricity.