Table 4 Mixture characteristics

TU Berlin

TU Berlin

TU Berlin

Reverberation time T _R

159 ms

159 ms

159 ms

Distance between two sensors d

12 cm

12 cm

12 cm

Sampling rate f _S

11 kHz

11 kHz

11 kHz

Number of speakers N

2

3

4

Number of microphones M

2

3

4

Distance between speaker i and array center

L₁ = L₂ = 0.9 m

L₁ = L₂ = L₃ = 0.9 m

L₁ = L₂ = L₃ = L₄ = 0.9 m

Angular position of the speaker i

θ₁ = 30°

θ₁ = 30°

θ₁ = 30°

θ₂ = 70°

θ₂ = 70°

θ₂ = 70°

θ₃ = 150°

θ₃ = 115°

θ₄ = 170°

Mean input SIR in [dB]

0.02 dB

-2.5 dB

-4.2 dB