Ubiquitous acoustic sensing on commodity iot devices: A survey
With the proliferation of Internet-of-Things (IoT) devices, acoustic sensing attracts significant
attention in recent years. It exploits acoustic transceivers such as microphones and speakers …
attention in recent years. It exploits acoustic transceivers such as microphones and speakers …
Chirp signal-based aerial acoustic communication for smart devices
Smart devices such as smartphones and tablet/wearable PCs are equipped with voice user
interface, ie, speaker and microphone. Accordingly, various aerial acoustic communication …
interface, ie, speaker and microphone. Accordingly, various aerial acoustic communication …
Messages behind the sound: real-time hidden acoustic signal capture with smartphones
With the ever-increasing use of smart devices, recent research endeavors have led to
unobtrusive screen-camera communication channel designs, which allow simultaneous …
unobtrusive screen-camera communication channel designs, which allow simultaneous …
Reliable High Throughput Aerial Acoustic Communication for Mobile Network
Aerial acoustic communication in a peer-to-peer manner attracts much attention recently
thanks to its ubiquitous device support. These benefits have led Google's nearby platform to …
thanks to its ubiquitous device support. These benefits have led Google's nearby platform to …
Near-ultrasound communication for tv's 2nd screen services
In this paper, we propose a near-ultrasound chirp signal-based communication for the TV's
2nd screen services. While near-ultrasound (with under 20 kHz frequency) communication …
2nd screen services. While near-ultrasound (with under 20 kHz frequency) communication …
Dolphin: Real-time hidden acoustic signal capture with smartphones
Dual-channel screen-camera communication has been proposed to enable simultaneous
screen viewing and hidden screen-camera communication. However, it strictly requires a …
screen viewing and hidden screen-camera communication. However, it strictly requires a …
Airborne acoustic chirp spread spectrum communication system for user identification in indoor localization
A Gabbrielli, GKJ Fischer, T Schaechtle… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
In this contribution, we propose a reliable, long-range, communication system based on
chirp spread spectrum (CSS) techniques for aerial ultrasonic channels, to be used for user …
chirp spread spectrum (CSS) techniques for aerial ultrasonic channels, to be used for user …
The design and implementation of a steganographic communication system over in-band acoustical channels
This article presents SoundSticker, a system for steganographic, in-band data
communication over an acoustic channel. In contrast with recent works that hide bits in …
communication over an acoustic channel. In contrast with recent works that hide bits in …
Systems and methods for providing access to resources through enhanced audio signals
M Shah, HR Krishnan, N Goyal - US Patent 8,989,883, 2015 - Google Patents
Abstract Systems and methods are provided for using a hidden audio signal. In one
exemplary embodiment, the method includes registering, at a central database, one or more …
exemplary embodiment, the method includes registering, at a central database, one or more …
Ultrasonic communication using consumer hardware
P Getreuer, C Gnegy, RF Lyon… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
We have implemented a near-ultrasonic communication protocol in the 18.5-20 kHz band,
which is inaudible to most humans, using commodity smartphone speakers and …
which is inaudible to most humans, using commodity smartphone speakers and …