UTDrive Microphone Array

1
UTDrive Microphone Array

• Design and fabricate a new microphone array
  system which will
• Minimize the feature size of the array system by
  integration of the microphone and preamplifier
  circuit.
• Reduce noise factors and electro magnetic
  interferences
• Be a portable microphone array and power
  regulation system
• Determine the array configuration and array
  processing method that will give the optimum
  speech to noise ratio.
• Implement a speaker recognition system to
  determine who is speaking among a closed set of
  known drivers.
• Explore the use of Wireless Transmission, VoIP,
  and Packet Loss Concealment

Goals
Overview Results
Segmented SNR DASB DASB CSA-BF CSA-BF
Segmented SNR close talk Channel 3 close talk Channel 3

Linear Sample 18.0166 dB 28.6192 dB 27.9125 dB 28.0366 dB

Logarithmic Sample 18.1457 dB 28.0393 dB 28.1584 dB 28.1943 dB