Theoretical study of impact localisation limits in tangible acoustic interface applications

Research output: Journal Publications and Reviews (RGC: 21, 22, 62)21_Publication in refereed journalpeer-review

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Original languageEnglish
Pages (from-to)856-858
Journal / PublicationElectronics Letters
Volume45
Issue number16
Publication statusPublished - 2009

Abstract

Tangible acoustic interface (TAI), the key concept of which is to convert any touchable objects into natural interactive surfaces, is an innovative and exciting idea in human-computer interaction. A key challenge for its development is to accurately locate the tactile interactions. In this reported work, the Cramér-Rao lower bound is utilised to study the theoretical limits of impact localisation using the hyperbolic positioning approach in TAI applications. © 2009 The Institution of Engineering and Technology.