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On Our Radar: Audio AR

Some of our thoughts on interactive and sound-led augmented reality, something we're interested in right now.

Published: 6 March 2019
  • Henry Cooke

    Henry Cooke

    Senior Producer & Creative Technologist

In R&D right now, a few of us are becoming very interested in interactive spatial audio and sound-led augmented reality. Partially, this is a build on previous work in R&D – the excellent work by our colleagues on binaural audio, for instance, or The Turning Forest (which started life as a sound-only experience). It’s also a response to trends we see in the hardware market - the arrival of consumer-level playback and recording hardware like , and seem to suggest that 3D audio and smarter headsets are on the rise. For myself, I had a demo of the Frames at SXSW last year, was very impressed by the sound quality and got excited about the possibilities presented by the form factor – and .

I’ve had a long-standing bugbear with visual AR so far (as delivered by phones and tablets, in the main): I feel like it imposes itself on the world, getting in the way of your view by forcing a screen between you and what you can see. This screen is usually a lot smaller than your field of view, so you end up viewing the augmentations through a fairly small window. Not particularly immersive, and diverts your attention to the screen rather than your surroundings - it’s supposed to augment, but ends up becoming the focus.

To me, this seems to short-sell the promise of AR - that we can add a layer to the world that enhances what you’re seeing, that blends into and enhances your experience of the world.

In some ways, audio is a much better medium for this. Ambience delivered through headphones really does complement what you’re seeing, without getting in the way, and all the rendering is done in the participant’s imagination. Which is much better and cheaper than any visuals we can generate - theatre of the mind and all that.

From the point of view of doing this inside the ±«Óătv, it’s interesting in that we can view it as creatively inheriting from radio - and thus tap into all the production skill and experience available in the organisation.

Some very early prototyping - and past experience - point to as something which could work very well on an audio AR device, mixing ambient, spatial and geolocated audio elements with a participant’s aural perception of the world. So, this will be the focus of our research for the next little while.

In our next post, we’ll go for a walk around Whitechapel, London with Janet Cardiff’s .

  • Internet Research and Future Services section

    The Internet Research and Future Services section is an interdisciplinary team of researchers, technologists, designers, and data scientists who carry out original research to solve problems for the ±«Óătv. Our work focuses on the intersection of audience needs and public service values, with digital media and machine learning. We develop research insights, prototypes and systems using experimental approaches and emerging technologies.

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