ITU-T P.340-2000
Transmission Characteristics and Speech Quality Parameters of Hands-Free Terminals Series P: Telephone Transmission Quality Telephone Installations Local Line Networks Subscribers' Lines and Sets Study Group 12; Covering Note: March 31 2004

Standard No.

ITU-T P.340-2000

Release Date

2000

Published By

International Telecommunication Union (ITU)

Latest

ITU-T P.340-2000

Scope

This Recommendation defines the generic transmission characteristics of hands-free terminals, whatever the applications or technologies integrated. In addition to the parameters that ensure performance levels equivalent to these of handset terminals (sens

ITU-T P.340-2000 Referenced Document

• ITU-T P.341-1998 Transmission Characteristics for Wideband (150-7000 Hz) Digital Hands-Free Telephony Terminals - Series P: Telephone Transmission Quality@ Telephone Installations@ Local Line Networks - Subscribers' Lines and Sets (Study Group 12; 23 pp)
• ITU-T P.342-2000 Transmission Characteristics for Telephone Band (300 - 3400 Hz) Digital Loudspeaking and Hands-Free Telephony Terminals - Series P: Telephone Transmission Quality, Telephone Installations, Local Line Networks Subscribers' Lines and Sets Study Group 12
• ITU-T P.50-1999 Artificial Voices Study Group 12; Covering note: 5/25/2000
• ITU-T P.501-2000 Test Signals for Use in Telephonometry - Series P: Telephone Transmission Quality@ Local Line Networks Objective Measuring Apparatus
• ITU-T P.502-2000 Objective Test Methods for Speech Communication Systems Using Complex Test Signals Series P: Telephone Transmission Quality Telephone Installations Local Line Networks Objective Measuring Apparatus Study Group 12
• ITU-T P.51-1996 Artificial Mouth - Series P: Telephone Transmission Quality Objective Measuring Apparatus Study Group 12; 14 pp
• ITU-T P.78-1996 Subjective Testing Method for Determination of Loudness Ratings in Accordance with Recommendation P.76 - Telephone Transmission Quality Measurements Related to Speech Loudness Study Group 12; 21 pp
• ITU-T P.79-1999 Calculation of Loudness Ratings for Telephone Sets - Series P: Telephone Transmission Quality, Telephone Installations, Local Line Networks - Measurements Related to Speech Loudness Study Group 12; COVERING NOTE: 05/25/2000; COVERING NOTE: 01/27/2005
• ITU-T P.832-2000 Subjective Performance Evaluation of Hands-Free Terminals Series P: Telephone Transmission Quality Telephone Installations Local Line Networks Methods for Objective and Subjective Assessment of Quality Study Group 12

ITU-T P.340-2000 history

• 2000 ITU-T P.340-2000 Transmission Characteristics and Speech Quality Parameters of Hands-Free Terminals Series P: Telephone Transmission Quality Telephone Installations Local Line Networks Subscribers' Lines and Sets Study Group 12; Covering Note: March 31 2004
• 1993 ITU-T G.167-1993 Acoustic Echo Controllers Study Group XV; 19 pp