ITU-T P.831-1998
网络回声抵消器的主观性能评测

Subjective Performance Evaluation of Network Echo Cancellers - Series P: Telephone Transmission Quality Telephone Installations Local Line Networks Methods for Objective and Subjective Assessment of Quality Study Group 12; 33 pp

标准号

ITU-T P.831-1998

发布

1998年

发布单位

国际电信联盟

 

 

适用范围

Subjective Performance Evaluation of Network Echo Cancellers - Series P: Telephone Transmission Quality, Telephone Installations, Local Line Networks Methods for Objective and Subjective Assessment of Quality Study Group 12; 33 pp

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