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Fig. 5 | EURASIP Journal on Audio, Speech, and Music Processing

Fig. 5

From: JND-based spatial parameter quantization of multichannel audio signals

Fig. 5

Sound fields (expressed with sound pressure) in the zone of 0.1 m*0.1 m around mimic human heads (two big red circles) in the horizontal plane, different color levels represent different sound pressure levels, and small red circles correspond to the center of head and two ears. a Sound field generated with two loudspeakers (azimuth 60°, −60°; elevation 0°, 0°; radius 2.5 m, 2.5 m; 1000 Hz signal with gains 0.518 and 1.316, respectively, allocated to two loudspeakers). b Sound field generated with one loudspeaker at the estimated location of virtual sound generated by two loudspeakers in (a)

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