Pachira Voice Recognition solution delivers an offline wake-up command trigger with fast response time and voice playback support. Integrated DSP (Fortemedia) enables beamforming, noise immunity and echo cancelation for the RA MCU-based solution. Learn more at

Key Features

  • High accuracy voice recognition rate, far-field feature support of up to 5 meters
  • Voice playback support
  • Wake-up command based trigger with fast response time
  • Voice recognition w/o Cloud connection, enabling local voice identification
  • Beamforming, noise immunity, echo cancellation

Block Diagram

Pachira Voice Recognition Solution Diagram

Figure: Pachira Voice Recognition Solution Architecture

Target Markets and Applications

  • Range Hood / Smart Toilet
  • IoT Edge Devices
  • Small Home Appliances
  • Vehicle

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TitleTypeLast Updated DateSize
Pachira Voice Recognition Solution
Pachira Voice Recognition Solution for the Renesas RA Partner Ecosystem
PDF 16 Jul 2020 568 KB
Pachira Voice Recognition Demo PDF 24 Jul 2020 465 KB

Disclaimer: THIS MATERIAL IS PROVIDED “AS-IS” FOR EVALUATION PURPOSES ONLY. RENESAS ELECTRONICS CORPORATION AND ITS SUBSIDIARIES (collectively, “Renesas”) DISCLAIM ALL WARRANTIES, INCLUDING WITHOUT LIMITATION, FITNESS FOR A PARTICULAR PURPOSE AND MERCHANTABILITY. Renesas provides evaluation platforms and design proposals to help our customers to develop products. However, factors beyond Renesas' control, including without limitation, component variations, temperature changes and PCB layout, could significantly affect the product performance. It is the user’s responsibility to verify the actual circuit performance.