Figure 13From: Stereophonic hands-free communication system based on microphone array fixed beamforming: real-time implementation and evaluationReal tests in the two-microphone configuration: main signals behavior. (A) Microphone signal. (B) Signal to be transmitted to the other room. (C) DTD signals, i.e., ζ1(green line), ζ2(cyan line), and DTD (red line). (D) ERLE (dB).Back to article page