The glorious sound of silence: Researchers have developed the 'world's first spatial active noise cancellation', which uses the power of a GPU to deaden whole rooms

A stock photo showing a person acting as an angry boss with a megaphone, screaming at employees in an office, looking scared and annoyed (Credit: master1305 via Getty Images)
(Image credit: master1305 via Getty Images)

Modern life can be pretty stressful at times, and it's not helped by the fact that there is so much noise around us, all the time. From packed office spaces, roads clogged with vehicles, and public areas overflowing with people, finding silence to think and refresh isn't easy. Researchers in Japan believe they have cracked the problem, though, by developing a GPU-powered active noise cancellation system that's powerful enough to calm an entire room.

That's according to NTT Laboratories, as reported by PC Watch. It claims to have developed the "world's first spatial active noise control (spatial ANC) technology." Active noise cancellation (ANC) certainly isn't new, and many readers will probably own a gaming headset that sports the feature.

A simple diagram created by NTT to demonstrate the application of its GPU-powered noise cancellation technology

NTT's diagram for use cases of its ANC tech is comically simple. (Image credit: NTT Service Innovation Laboratory Group)

That makes it ideal for dealing with noises within a room or a vehicle, where walls and other surfaces generate lots of complex reflections. "It can help reduce vehicle cabin and aircraft noise, urban traffic noise, and create quiet environments in conference rooms and hotels, thereby improving quality of life and reducing the impact of noise on hearing," says NTT.

Of course, like all forms of ANC, this new tech won't be able to turn a busy cafe space into a hub of calming silence, but anything that takes the edge off the sheer cacophony that is modern life has got to be a good thing. NTT reckons its tech will be commercially implemented within a year, so if you find yourself waiting for a flight and wonder why it's a bit more peaceful than normal, you'll know exactly why.

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Nick Evanson
Hardware Writer

Nick, gaming, and computers all first met in the early 1980s. After leaving university, he became a physics and IT teacher and started writing about tech in the late 1990s. That resulted in him working with MadOnion to write the help files for 3DMark and PCMark. After a short stint working at Beyond3D.com, Nick joined Futuremark (MadOnion rebranded) full-time, as editor-in-chief for its PC gaming section, YouGamers. After the site shutdown, he became an engineering and computing lecturer for many years, but missed the writing bug. Cue four years at TechSpot.com covering everything and anything to do with tech and PCs. He freely admits to being far too obsessed with GPUs and open-world grindy RPGs, but who isn't these days?

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