发明名称 Method and apparatus for evaluating the perceived quality of a voice signal received through a packet communication network
摘要 The speech signal quality evaluation process has digital packets received (E31) and detection of the speech signal (E33). The speech identification (E35) is found. The speech signal is sampled (E39) and processed (E41) generating (E43) and memorizing speech quality information.
申请公布号 EP1418742(A1) 申请公布日期 2004.05.12
申请号 EP20030024782 申请日期 2003.10.30
申请人 FRANCE TELECOM 发明人 LE SAOUT, JEAN-YVES;LOSQUIN, PATRICK;BARRIAC, VINCENT;CAMIN, JEAN-MICHEL
分类号 H04L12/24;H04L29/06;H04M3/22;H04M7/00;(IPC1-7):H04M7/00 主分类号 H04L12/24
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