NTTs Intelligent Microphone shows very much Superior performance under the noisy environment caused by air conditioner, higher speed driving.
High performance noise suppression that shows high speech recognition rate under various sound/noise/echo environments. It has been verified by various speech recognition engines such as Google, Siri, ALEXA. Spectral filtering based on spectrum estimation by direction estimation is realized with only 3 microphones.
It is possible to extract only the necessary sound even in the large volume of 100 DB such as karaoke box and night club.
Press noise in the factory and noise such as heavy machinery can also be suppressed, so comfortable speech and speech recognition on site.
We can provide Library Software for your designated chip. Software is tuned for your required application.