ZoomVoice software enables emphasizing a voice from target direction and suppressing ambient noises. This software is suitable for accuracy improvement of speech recognition devices and voice recording/communication devices. It supports the RZ family.


  • Beamforming: To emphasize the sound from the target direction. This can be achieved with two inexpensive omnidirectional microphones.
  • Noise suppressor: To suppress ambient noise. Maximum noise reduction is 22dB. The amount of reduction is automatically adjusted for each frequency band according to the frequency characteristics of the input noise so that audio distortion is reduced.


  • Home Appliance
  • Building Automation
  • Voice Recognition System
  • Mobile Phone


Title language Type Format File Size Date
star TMC ZoomVoice Software for the Renesas RZ Partner Ecosystem 日本語 Product Brief PDF 460 KB


printNews & Additional Resources

Type Date Sort ascending
Beijing Etouch Technology Co., Ltd. External Link Jul 25, 2021
Renesas RA MCU Family External Link Jun 23, 2020