Microphone Array
AssemblyTwo or more MEMS microphones whose spacing enables beamforming and ambient-noise suppression before speech recognition. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Bill of materials for Microphone Array
5 top-level lines as of r129022| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | MEMS Microphone | pocket-translator-mems-mic | 2× | 2 | · | part |
| 2 | Noise Reference Microphone | pocket-translator-ref-mic | 1× | 1 | · | part |
| 3 | Microphone Acoustic Gaskets | pocket-translator-mic-gaskets | 1× | 1 | · | part |
| 4 | Audio Codec IC | pocket-translator-audio-codec | 1× | 1 | · | part |
| 5 | Bare PCB | pcb-bare | 1× | 1 | · | part |