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
ITU-T P.831-1998 中，可能用到以下仪器设备
- 标准号
- ITU-T P.831-1998
- 发布日期
- 1998年
- 实施日期
- 废止日期
- 无
- 中国标准分类号
- L62
- 发布单位
- IX-ITU
- 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