Transmit data using ultrasonic audio. Perfect for offline/network-free data transfer, automatic content recognition (ACR), and broadcast.
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Feb 26, 2025 - Objective-C
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data-over-audio
Here are 11 public repositories matching this topic...
Tool to prevent eavesdropping and ultrasonic access of your smart phone.
privacy audio-analysis audio-recorder ultrasound privacy-protection eavesdrop data-over-audio ultrasonic-communication
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Sep 5, 2024 - Java
SoniControl - the first ultrasonic firewall
privacy firewall ultrasounds privacy-protection data-over-sound data-over-audio ultrasonic-communication acoustic-tracking
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Jul 18, 2023 - Java
Allows your device to communicate in an electronic sound language. Follow us on twitter: https://twitter.com/qrtone. Demo App in https://universite-gustave-eiffel.github.io/qrtone/
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Feb 7, 2022 - Java
Protocol for exchanging small amounts of data over audio.
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Mar 11, 2019 - C++
Data transmission over audio
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Apr 30, 2020 - Python
Implementing chirp.io SDK in Android
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Dec 17, 2018 - Java
Jazzy Protocol is the data-over-sound (or rather data-over-music) protocol I made up to explain how other more complex data-over-sound protocols like the Gibberlink work for a blog post!
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May 3, 2026 - Python
High-performance adaptive acoustic modem (data over sound) in Rust: adaptive OFDM, LDPC, fountain-coded transport.
rust dsp wasm signal modem raptorq ldpc forward-error-correction data-over-sound data-over-audio acoustic-modem
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Jun 20, 2026 - Rust
An air-gapped acoustic data transmission engine that streams digital payloads over inaudible, near-ultrasonic sound waves using advanced DSP and SECDED error correction
python signal-processing dsp fft covert-channel hamming-code software-defined-radio error-correction data-over-audio air-gap acoustic-communication fsk-modulation near-ultrasonic-audio-transmission
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Mar 22, 2026 - TypeScript
LISNR — independent third-party profile of a public API surface, by API Evangelist. LISNR is a Cincinnati, Ohio company whose ultrasonic data-over-audio technology transmits data between devices using inaudible high-frequency tones instead of radio. Its Radius SDKs (Radius, Radius 3, Point, and the legacy and SDA product lines) embed a transmitter/
audio company sdk internet-of-things identification ultrasonic proximity data-over-audio apis-json contactless-payments device-pairing
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Sep 1, 2026
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