ClearVoice

Meeami’s ClearVoice enables Human Machine voice interaction from distances up to 5 meters under noisy conditions. It consists of a source separator or a Beam former depending on the use case, an echo canceller, noise suppression and gain controller. Few devices have been Amazon (AVS) certified with Meeami’s Clearvoice.

Source Separation based ClearVoice

Source separation block diagram

Features

Adaptive Source separation for 2 mics, 3 mics and 4 mics
Supports built-in echo cancellation and noise cancellation
Dynamic configuration support for Human-Human and Human-Machine communication
Supports Optional spatial filter incase feedback of wakeword detection flag is available
Meets Normal Speaker’s AVS 2.1 certification requirement

Multi Mic Adaptive Beamformer

World first beamformer in Cepstral/Kepstral Domain
Optimum filter is estimated every frame
No convergence concept.
We get optimum output each frame
Feedforward and avoids limit cycle issues
Multiple inventions in each blocks

Beamformer based ClearVoice on Petcube

AVS Certified!
Uses 4 mic linear array beamformer
Uses Meeami echo canceller for VOIP calls as well as ASR functionality.

Smart Speaker

AVS certify your smart speakers with ClearVoice. Achive higg volume barge in capability and high response accuracy rates under noisy conditions.

Wifi Routers

Add voice capability to mesh routers to improve user experience such as password resetting, password speaking, home automation device control.

Smart Radio

Add voice capability to play songs of your choice, change channels, play by singer or band and many more voice controls.

Reference Platforms

Demonstrate far field voice processing capability on your reference design on consumer electronic devices so that OEM/ODM can launch exciting features quickly.