Word: sensors
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...noses, chemical sensors replace the body's cellular receptors, and microprocessors substitute for the brain. "What limits these devices is how well the sensors are doing," explains Nathan Lewis, the Caltech chemist who helped invent the sensor technology licensed by Cyrano and who has since continued his research independently. He compares the power of e-noses to the resolution of computer monitors: "Are you seeing the world in eight shades of gray or in 16 million colors...
...previous challenge to McEwan's invention by Time Domain was published last April in a House Science Committee minority staff report that has since come under fire. McEwan's invention is a low-cost sensor technology used to "see" through solid objects and for high-accuracy measurements. More information on it is available at www.getradar.com...
...picking up the gun, the owner's middle finger covers a tiny red button, activating the fingerprint unit on the side or the grip. The finger also wraps over the print sensor, which then scans the fingerprint...
...image-processor chip captures the image from the sensor and, with the memory chip and circuit board, identifies the fingerprint and unlocks...
...BEST FRIEND Looking for the perfect pet, one that never slobbers, growls or barks in the night? Meet Sony's AIBO (Artificial Intelligence Robot), a foot-tall plastic pup, powered by computer chip, that can walk, sit, lie down, even raise a paw in the air. Stroke a sensor on its head, and AIBO wags its tail; throw a ball, and a digital camera in its snout will track it. A remote control turns it left or right. Available at www.world.sony.com/robot/for $2,500, AIBO costs more than most purebreds. But it doesn't shed, can't dig holes...