Smart Televisions, Set-Top Boxes

Cirrus Logic’s new high performance far-field voice processing solutions enable voice command interface for televisions and set-top boxes while delivering accurate, low power triggering and local command recognition for distances up to six meters. These solutions support multi-channel echo cancellation and barge-in while improving ASR.

Smart Televisions, Set-Top Boxes
EveryWordTM Far-Field AVS Development Kit

Highlighted components are offered by Cirrus Logic.

System Features


Far-Field Voice Control

Far-Field Voice Control


Always-on voice control with local wake word and robust noise reduction to six meter distances.


Multi-Channel Barge-In Capabilities

Multi-Channel Barge-In Capabilities


Even when your device is playing multi-channel audio.


Far-Field Voice Comms

Far-Field Voice Comms


Full-duplex voice call from far-field distances just like a face to face conversation and in-call triggering.


FlexArray<sup class='reg'>TM</sup> Technology

FlexArrayTM Technology


Position mics anywhere for industrial design freedom and uniqueness.



Compatible Products

Recommended

Portable Codecs

Boosted Mono Class D Amplifier with DSP Speaker Protection and Audio Enhancement.

  • WM8998

    24-Bit Hi-Fi Audio Hub with 3 A/D Converters, 7 D/A Converters and up to 6 analog or 3 digital microphone inputs

  • CS4398

    120 dB, 24-Bit, 192 kHz Stereo D/A Converter with DSD Support

Amplifiers

  • CS35L41

    11 V Boosted Mono Class D Amplifier with DSP Speaker Protection and Audio Enhancement

Voice Processors

  • CS48LV41F

    Multi-Mic, Far-Field Voice Processor Featuring Voice Control and Communications up to 6+ Meters

EveryWordTM Far-Field AVS Development Kit

Click here to purchase kit at Ark-X Labs


Highlighted components are offered by Cirrus Logic.

System Features


  • Increases accuracy and reliability of “Alexa” wake-word triggering and command recognition, at 6+ meters far-field distances and in noisy environments
  • Supports 6+ meters far-field operation with 2, 3, or 4 microphones
  • FlexArrayTM Technology supports arbitrary mic array geometries, including circular, square, triangular,linear or 3-D
  • AEC is scalable to mono, stereo, 3-channel, and 5-channel (surround movie or music) use cases
  • Includes local high accuracy large model Amazon voice trigger or Sensory voice trigger
  • Supports far-field voice call mode and in-call voice triggering
  • Suitable for wall-powered devices or portable battery-operated products with low mW consumption
  • 6 mics built-in, ready to be configured for testing circular, square, triangular, and line arrays in 4-mic, 3-mic or 2-mic designs
  • AVS compliant LED indicators and mic-mute button
  • Connectivity includes Wi-Fi 802.11, Bluetooth 4.1, stereo line out, USB device port, as well as a USB host port for connection to external USB soundcard
  • Also includes expansion bus for connecting GPIOs, ASPs, SPI, I2C, and PDM mics
  • Web-based firmware control console for simplified interactive operation, mic array selection, acoustic tuning and diagnostics

Kit Visual


Compatible Products

Recommended

Voice Processor

  • CS48LV41F

    Multi-Mic, Far-Field Voice Processor Featuring Voice Control and Communications up to 6+ Meters

    SoundClear compatible

Portable Codecs

  • WM8998

    24-Bit Hi-Fi Audio Hub with 3 A/D Converters, 7 D/A Converters and up to 6 analog or 3 digital microphone inputs

Audio Amplifiers

  • CS35L41

    11 V Boosted Mono Class D Amplifier with DSP Speaker Protection and Audio Enhancement


Documents

Technical Documentation

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