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NoiseRevenge uses laser beams to transmit sound to exact locations

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StartupRealities No 157 NoiseRevenge is a sound technology company which produces patented sound transmission devices that beam sound with a laser beam to an exact location. This allows users to utilise the device to punish inconsiderate neighbours who play loud music. The advantage of the NoiseRevenge technology is that the sound is delivered and released at a chosen location, rather than being heard in the entire space from source to destination in the normal way that sound waves spread. TECHNOLOGY NoiseRevenge uses the photoacoustic effect : when water vapour present in the air absorbs light from a laser beam, it forms sound waves. The quality of the sound is not particularly high but can still be encoded sufficiently to differentiate it from noise. A unique part of this technology is that the sound will only be heard at a given distance from the transmitter. CEO QUOTE "We bring civilisation to neighbourly relations with our new sound technology. There is no longer a ne...