ITU-T P.861-1998
Objective Quality Measurement of Telephone-Band (300 - 3400 Hz) Speech Codecs - Series P: Telephone Transmission Quality, Telephone Installations, Local Line Networks - Methods for Objective and Subjective Assessment of Quality Study Group 12; 42 pp

Standard No.

ITU-T P.861-1998

Release Date

1998

Published By

International Telecommunication Union (ITU)

Status

Withdraw

Replace By

ITU-T P.862-2001

Latest

ITU-T P.862-2001

Scope

Objective Quality Measurement of Telephone-Band (300 - 3400 Hz) Speech Codecs - Series P: Telephone Transmission Quality, Telephone Installations, Local Line Networks - Methods for Objective and Subjective Assessment of Quality Study Group 12; 42 pp

ITU-T P.861-1998 history

• 2001 ITU-T P.862-2001 Perceptual evaluation of speech quality (PESQ): An objective method for end-to-end speech quality assessment of narrow-band telephone networks and speech codecs--SERIES P: TELEPHONE TRANSMISSION QUALITY TELEPHONE INSTALLATIONS LOCAL LINE NETWORKS Methods
• 1998 ITU-T P.861-1998 Objective Quality Measurement of Telephone-Band (300 - 3400 Hz) Speech Codecs - Series P: Telephone Transmission Quality, Telephone Installations, Local Line Networks - Methods for Objective and Subjective Assessment of Quality Study Group 12; 42 pp

ITU-T P.861-1998 Objective Quality Measurement of Telephone-Band (300 - 3400 Hz) Speech Codecs - Series P: Telephone Transmission Quality, Telephone Installations, Local Line Networks - Methods for Objective and Subjective Assessment of Quality Study Group 12; 42 pp was changed to ITU-T P.862-2001 Perceptual evaluation of speech quality (PESQ): An objective method for end-to-end speech quality assessment of narrow-band telephone networks and speech codecs--SERIES P: TELEPHONE TRANSMISSION QUALITY TELEPHONE INSTALLATIONS LOCAL LINE NETWORKS Methods .