End-users are today used to interacting with interaction surfaces of various orientations, ranging from horizontal and oblique surfaces to vertical ones, graphically with a mouse or pointer, tactilely with a finger, or gesturally using mid-air gestures. Beyond the sensors used in these cases, we would therefore like to investigate the similarities and differences when the surface is equipped with a radar, which has the advantage of being insensitive to lighting conditions, visibility, and privacy. This paper motivates radar gesture interaction in front of interactive surfaces with multiple orientations: lateral, horizontal, and vertical. It discusses the opportunities, challenges, and potential solutions related to multi-orientation radar-based gesture interaction. To this end, a 140 GHz high-resolution on-chip radar is selected for its capabilities. Three gesture categories, with their sub-categories, are suggested for testing radar-based interaction with lateral, horizontal, and frontal surfaces.
Gent UniversityResearch Group for Media, Innovation and Communication Technologies - Department of Communication Studies
IMECAdvanced RF program
Citations
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Rykunov, M., Bourdoux, A., Sahli, H., Bombeke, K., Sluÿters, A., & Lambot, S. (2024). MOGI: Multi-Orientation Radar-based Gesture Interaction. Beyond Radar Waves: The First Workshop on Radar-Based Human-Computer Interaction, Cagliari, Italy. https://hdl.handle.net/2078.5/267981