ITU-T P.313-2015
Transmission characteristics for cordless and mobile digital terminals (Study Group 12)

Standard No.

ITU-T P.313-2015

Release Date

2015

Published By

International Telecommunication Union (ITU)

Latest

ITU-T P.313-2015

Replace

ITU-T P.313-2007

Scope

Recommendation ITU-T P.313 provides audio performance requirements for portable digital cordless and mobile handsets,headsets and speakerphone sets.The requirements apply to narrowband systems (3.1 kHz) regardless of the coding algorithm used in the terminal.Associated test methods are also given.

ITU-T P.313-2015 Referenced Document

• ITU-T G.114-2003 One-way transmission time Study Group 12
• ITU-T G.122-1993 Influence of National Systems on Stability and Talker Echo in International Connections Study Group 12
• ITU-T G.131-2003 Talker echo and its control Study Group 12*， 2024-04-20 Update
• ITU-T O.41-1994 Psophometer for Use on Telephone-Type Circuits - Specifications for Measuring Equipment - Equipment for the Measurement of Analogue Parameters (Study Group 4) 17 pp [Superseded: ITU-T P.53]
• ITU-T P.310-2009 Transmission characteristics for narrow-band digital handset and headset telephones (Study Group 12)
• ITU-T P.330-2003 Speech processing devices for acoustic enhancement SERIES P: TELEPHONE TRANSMISSION QUALITY TELEPHONE INSTALLATIONS LOCAL LINE NETWORKS Subscribers' lines and sets Study Group 12; Covering Note Amendment 1: 9/2003
• 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
• ITU-T P.50-1999 Artificial Voices Study Group 12; Covering note: 5/25/2000
• ITU-T P.51-1996 Artificial Mouth - Series P: Telephone Transmission Quality Objective Measuring Apparatus Study Group 12; 14 pp
• ITU-T P.57-2011 Artificial ears (Study Group 12)*， 2024-04-20 Update
• ITU-T P.58-2013 Head and torso simulator for telephonometry (Study Group 12)
• ITU-T P.64-2007 Determination of sensitivity/frequency characteristics of local telephone systems (Study Group 12)*， 2024-04-20 Update
• ITU-T P.79-2007 Calculation of loudness ratings for telephone sets (Study Group 12)*， 2024-04-20 Update

ITU-T P.313-2015 history

• 2015 ITU-T P.313-2015 Transmission characteristics for cordless and mobile digital terminals (Study Group 12)
• 2007 ITU-T P.313-2007 Transmission characteristics for cordless and mobile digital terminals Study Group 12