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Espressif's Audio Front-End Algorithms | Espressif Systems

    https://www.espressif.com/en/solutions/audio-solutions/esp-afe
    Espressif's AFE algorithms have been qualified by Amazon as a “Software Audio Front-End” solution for Alexa built-in devices. Espressif's AFE algorithms have been optimized with the AI accelerator of ESP32-S3. The combination of Espressif’s audio algorithms and hardware provides a 360-degree voice pickup, while using just two microphones.

EveryWord Audio Front End (AFE) Module

    https://www.top-electronics.com/public/attachments/DATASHEETS/ArkX_EveryWord_AFE-102920.pdf
    FAR-FIELD VOICE AUDIO FRONT END (AFE) POWERED BY CIRRUS LOGIC TECHNOLOGY LABORATORIES ADVANCED PERFORMANCE & PRODUCTION-READY ArkX ultra far-field solutions significantly outperform existing OEM far-field technology while reducing your development costs, risks and time-to-market.

EveryWord Ultra Far Field AFE Processor - ArkX | DigiKey

    https://www.digikey.com/en/product-highlight/a/arkx/everyword-ultra-far-field-audio-front-end-processor
    EveryWord™ Ultra Far-Field AFE (Audio Front End) Processor ArkX Labs' EveryWord ultra far-field AFE processor offers production-ready, superior human-to-human and human-to-machine speech recognition ArkX Labs' EveryWord ultra far-field DSP solutions offer an unmatched voice experience for even the most discriminating user.

EveryWord ™ Audio Front End (AFE) Module Active Components ...

    https://www.top-electronicsusa.com/everyword-audio-front-end-afe-module-p-17970.html
    AFE Audio Front End Features: Cirrus Logic’s SoundClear FlexArray™ voice technology 7 to 9 mic performance using only 3 to 4 mics Exceptional capture range of (>9 meters) H/W accelerated royalty-free Amazon wake-word engine Compatible with most PDM mic arrays Flexible mic array spacing and orientation (2D, 3D, vertical, horizontal) Onboard clocking

Espressif’s Audio Front-End Algorithms Qualified for ...

    https://www.espressif.com/en/news/esp-afe-algorithms
    Espressif Systems (688018.SH) is proud to announce that its AI Lab has developed Audio Front-End (AFE) algorithms that have been qualified as a “Software Audio Front-End Solution” for Amazon Alexa Built-in devices.

esp-sr/README.md at master · espressif/esp-sr · GitHub

    https://github.com/espressif/esp-sr/blob/master/docs/audio_front_end/README.md
    Espressif Audio Front-end (AFE) algorithm framework is independently developed by ESPRESSIF AI Lab. Based on ESP32 series chips, the framework can provide high-quality and stable audio data to the host. Summary Espressif AFE provides the most convenient way to do audio front-end processing on ESP32 series chips.

EveryWord - AFE - Far Field Voice Module | TOP-electronics

    https://www.top-electronics.com/en/everyword-afe-far-field-voice-module
    AUDIO FRONT END (AFE) FEATURES - Cirrus Logic’s SoundClear FlexArray™ voice technology - 7 to 9 mic performance using only 3 to 4 mics - Exceptional capture range of (>9 meters) - H/W accelerated royalty-free Amazon wake-word engine - Compatible with most PDM mic arrays - Flexible mic array spacing and orientation (2D, 3D, vertical, horizontal)

Alexa Chipset Development Kits – Solution Providers

    https://developer.amazon.com/en-US/alexa/solution-providers/dev-kits
    Developed by Espressif AI-Labs, Espressif's Audio Front-End Algorithms suite supports 2-mic array, echo cancellation, blind source separation, channel selection to create best in class performance Alexa Built-In products. - Far-field - 2-mic linear - $19.99 Learn more » Knowles AISonic SmartMic Headset Solution

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