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Engineering Brief

Investigating user interface preferences for controlling background-foreground balance on connected TVs

Authors: Pardoe, Lawrence; Ward, Lauren; Clawson, Hannah; Moulson, Aimee; Pike, Chris

AES Convention 148 · Paper 604 · May 2020

Abstract

Next Generation Audio codecs are gaining traction in consumer devices. Using object-based audio techniques, they can offer significant personalisation and accessibility benefits. However, the type of interface and degree of control desired by audiences remains unexplored. This paper describes two investigations. First, a paper prototyping study to broadly understand the most desirable features of object-based audio (n = 11 normal and hard of hearing participants). The second study determined the preferred level of control granularity for a foreground-background control for a cohort of normal hearing participants (n=18). Participants trended towards the more granular controls, with the graduated slider significantly preferable for the documentary and drama content presented. Qualitative data highlights that ease of use and clarity of purpose in controls is key.

Details

Published in
AES Convention 148
AES Convention
148
Paper number
604
Publication date
May 6, 2020
Session subject
Applications
Affiliation
BBC R&D, Salford, UK (See document for exact affiliation information.)
Type
Engineering Brief