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First up is Robopanda, a Teddy Ruxpin-like doll for tots four-and-up that sports "many advanced sensors" along with a head-mounted IR sensor and stereo sound.
ENGADGET: WowWee: snakes, dragonflies, and bears -- oh my!
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When an item goes missing, you use a smartphone app to tell the sensor to play a sound, thus alerting you to the item's whereabouts.
WSJ: Track Your Lost iPhone and Other Gear With These Gizmos
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Meanwhile, the product's gyroscope sensor gauges height, rotation and slope to optimize sound quality, whether the soundbar is placed in a horizontal or vertical position.
ENGADGET: Samsung introduces its CES audio hardware, claims a world first
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When sound waves enter the tube, the vibration of the droplets will cause the sensor to detect changes optically as the beam is disturbed, supposedly resulting in near-perfect vocal reproduction.
ENGADGET: Inventor patents laser microphone
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One of her principal achievements is the invention of a biochemical sensor with thermoelastic probes, which combines the effects of light and ultra-sound for use in biotechnology.
UNESCO: House | United Nations Educational, Scientific and Cultural Organization
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The sound wave they create, at a low 79 hertz, travels around the concrete box and gets concentrated toward a sensor on the windshield.
FORBES: Magazine Article