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• s  having frequencies above those of audible sound

• An ultrasonic sensor in his chest keeps him from plowing into walls, and wireless technology allows him to communicate with a PC for navigating complex routes.
• A medical worker gives a B-ultrasonic scan to a child sickened by contaminated milk powder at a hospital in Lanzhou, China, on Sept.
• Its ultrasonic image sensor filter vibrates to remove dust that could appear in pictures.

• supersonic

News & Articles

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• Driver Assistance Systems Market to Reach 108.6 Million Units by 2018 - New Report by MarketsandMarkets
  [357 Pages Report] Driver Assistance Systems Market By Technology [Ultrasonic, Image, RADAR, LIDAR, Infrared (IR)], By Types [Adaptive Cruise Control (ACC), Lane Departure Warning (LDWS), Park Assist, Drowsiness Monitor, Blind Spot Detection (BSD), Night Vision, Tire Pressure Monitoring (TPMS), Adaptive Front Lighting] & by Geography. (PRWeb June 21, 2013) Read the full story at http://www ...
  June 21, 2013 - PRWeb
• Research and Markets: Global Ultrasonic Flowmeter Market 2013 Report
  Research and Markets has announced the addition of the "Global Ultrasonic Flowmeter Market 2012-2016" report t
  June 19, 2013 - Business Wire via Yahoo! Finance
• Ultrasonic Coating System to Be Highlighted at SEMICON West
  Milton, NY – Sono-Tek Corporation (OTC BB: SOTK), a global ultrasonic technology company, will exhibit its ExactaCoat Ultrasonic Coating System in Booth #411 in the South Hall at the 2013 SEMICON West exhibition conference, scheduled to take place July 9-11, 2013 at the Moscone Center in San Francisco, CA. The ExactaCoat is ideal for coating Photoresist onto MEMS and deep well topographies ...
  June 17, 2013 - ThomasNet

Quotes

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• Joseph LeDoux in Wall Street Journal
  Rats have ways of sending out ultrasonic calls to other rats to warn them that, say, a cat is nearby,LeDoux says. "And these sounds are a secret code, because they're outside the cat's hearing ability. So it's pretty primitive in nature...
• Pradeep in Express Healthcare Management
  Ultrasonic shears: "The surgeon can choose from the basic diathermy electro-cautery to harmonic scalpel (ultrasonic shears) to sealing device like ligasure," explains Dr Pradeep Chowbey, Chairman, Department of Minimal Access Surgery, Sir Ganga...
• Robert Adler in Detroit Free Press
  The Space Command actually was more expensive, but people preferred it,said Adler, 93. "Why? Because the flashlight beam didn't seem miraculous at all. You could see the light. The ultrasonic device gave people the feel of doing something...