Overview


Relajet AI Speech Enhancement Engine

Founded in Taipei in 2018, Relajet is tackling one of the biggest challenges in hearing tech: distinguishing speech in noisy environments. The Relajet AI Speech Enhancement Engine, built on the Arm Cortex-M4 processor, powers hearing aids, Personal Sound Amplification Products (PSAPs), and True Wireless Stereo (TWS) earbuds. The solution enhances voice clarity, minimizes power consumption, and offers a modern, wireless, and user-friendly interface.

Impact
Arm battery icon

16 hours of all-day wear.

Arm Hearing aid icon

Built to scale from hearing aids to smart devices.

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Low-latency audio processing.

“Our multispeaker separation engine is complex and precise. The powerful Arm CPU lets it run with low latency and minimal power, which is essential for hearing aid-grade devices.”
Blue Chen, CEO, Relajet
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Technologies Used

Arm Cortex-M4 Processor

The Arm Cortex-M4 processor is the backbone of Relajet’s AI hearing aids. With our streamlined instruction set architecture, complex convolutional neural networks enable the execution of complex algorithms needed for edge AI tasks like sound source separation whilst minimizing energy use.

This contributes to the 16-hour wear time users' experience, with efficient real-time processing supporting continuous, all-day hearing enhancement.

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Deep Learning Voice Separation Engine

Relajet’s AI Speech Enhancement Engine isolates and amplifies voices using a compact convolutional neural network. The software dynamically adapts to different speakers and environments, reducing background noise and clarifying conversations.

It is integrated into a wide range of devices, including PSAPs, TWS, and hearing aids. It enables real-time personalization through Bluetooth and a dedicated mobile app, allowing users adjust noise suppression and enhance target voices for a tailored hearing experience.

Smarter Tech for Wearables

Learn how Arm powers next-generation wearable devices through efficient processing and low-power design, helping partners like Relajet’s AI speech enhancement engine.

Learn More

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