Oct 2, 2023 · In this work, we present PowerPhone, a software reconfiguration to support higher sampling rates on both microphones and speakers of smartphones ...
We reverse-engineered more than 100 smartphones and found that their sampling rates can be reconfigured to 192 kHz. We conducted benchmark experiments and ...
Finer Resolution: We improved the resolution of the acoustic sensing on smartphones using single microphone to 1cm. Finer Granularity: We push the sensing ...
Find out who down-sampled the audio stream is not trivial, especially the HAL is in binary form. • To access the output of the Linux Kernel Driver,.
This chapter presents a comprehensive illustration of human-centred acoustic sensing focusing on two innovative dimensions: vertical direction and horizontal ...
PowerPhone: Unleashing the Acoustic Sensing Capability of Smartphones. https ... Acoustic-based obstacle collision detection for pedestrian using smartphone ...
Oct 5, 2023 · Sources for ACM MobiCom'23 Paper "PowerPhone: Unleashing the Acoustic Sensing Capability of Smartphones".
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Co-authors ; PowerPhone: Unleashing the Acoustic Sensing Capability of Smartphones. S Cao, D Li, SI Lee, J Xiong. Proceedings of the 29th Annual International ...
PowerPhone: Unleashing the Acoustic Sensing Capability of Smartphones · Author Picture Shirui Cao. Manning College of Information & Computer Sciences, University ...
Proceedings of the 14th EAI International Conference on Mobile and …, 2017. 5, 2017. PowerPhone: Unleashing the Acoustic Sensing Capability of Smartphones. S ...