Hyundai Working On Active Road Noise Control Technology
by Fnord666 from SoylentNews on (#4V0VZ)
rigrig writes:
Hyundai is working on developing the world's first Road Noise Active Noise Control system (RANC)
RANC [...] is able to analyze various types of noise in real-time and produce inverted soundwaves - for example, it can counteract the sounds created between tires and wheels or the rumble sounds coming from the road.
According to Hyundai, RANC can reduce in-cabin noise by 3 db.
This technology was developed with future vehicles in mind. As internal combustion models get phased out, vehicle noise will primarily come from three sources: powertrain, road and wind - but since electric and fuel cell vehicles make almost no powertrain noise, quieting road and wind noise will become imperative.
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