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Hyundai Motor Develops Road Noise-cancelling System Using Sound Waves

Hyundai Motor Develops Road Noise-cancelling System Using Sound Waves

SEOUL, Nov. 12 (Korea Bizwire) – Hyundai Motor Group has developed the world’s very first active noise control technology by using sound waves. South Korea’s top automaker announced on Monday that it has completed a 6-year journey to develop its Road Noise Active Noise Control (RANC) system, which prevents road noise from entering the car. The company [...]

New Fire Extinguisher Uses Sound to Put Out Fires

New Fire Extinguisher Uses Sound to Put Out Fires

Seoul, July 17 (Korea Bizwire) – A fire extinguisher that puts out fires in their initial stages using sound waves has been invented by a national research team. Soongsil University announced Professor Bae Myung-jin of the Sound Engineering Lab and his team invented the Sound Wind fire extinguisher and developed initial products. The Sound Wind fire [...]