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spherical microphone array 球麦克风阵列
Background noise reproduction for the evaluation of telecommunication devices, such as a mobile phone, was investigated using the measurement of spherical microphone arrays.
本文通过球面传声器阵列测量法，研究了用于评估通信设备(例如移动电话)的背景噪声重放问题。
Both techniques require the same type of recordings using a spherical microphone array. They were compared with existing techniques, such as the four-loudspeaker playback in ETSI EG 202 396-1.
这两种技术都需要用球面传声器阵列进行录音。将这两种技术与现有技术如四扬声器回放(ETSI EG 202 396 - 1)进行了比较。
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