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Wowow. Time to build an open microphone array for impeoved speech pickup. That can be connected to RPi for voice control that respects privacy.
by jononor 9y ago
Wowow. Time to build an open microphone array for impeoved speech pickup. That can be connected to RPi for voice control that respects privacy.
- mediocrejoker 9y agoSort of like this one? https://www.matrix.one/products/voice https://www.matrix.one/products/voice
- jononor 9y agoThat is a very nice board! The inclusion of a FPGA and ESP32 makes it very capable, and 65USD is a good price for such a package. And I found beamforming code for the microphone array (running on host computer) at https://github.com/matrix-io/matrix-creator-hal/blob/master/cpp/driver/microphone_array.cpp https://github.com/matrix-io/matrix-creator-hal/blob/master/...