Microphone Array Design Docs

• Design Notes
• Array Layouts
• Schematic
• Bill of Materials
• Connecting the boards to the computer (Mou)
• LabVIEW VI to stream Microphones signals to Disk and generate chirps on sound card
• Matlab code to read Microphone files
• Sample File with Video
• Intro to Beamforming
• Sound files recorded on 16 channel linear array with orthogonal speakers playing an A (440 Hz) and A# (440*2^(1/12) = 446 Hz) (Ricky, Tsingqua)
  • Recorded by middle microphone
  • Beam Formed in direction of the A# speaker