YD/T 1538-2014
Technical requirements and test methods for acoustics performance of digital mobile terminal (English Version)

Standard No.

YD/T 1538-2014

Language

Chinese, Available in English version

Release Date

2014

Published By

Professional Standard - Post and Telecommunication

Status

Be replaced 2021-07

Replace By

YD/T 1538-2021

Latest

YD/T 1538-2021

Replace

YD/T 1538-2011

Scope

This standard specifies the technical requirements and test methods for audio characteristics when digital mobile terminals are respectively connected to four standards such as GSM, TD-SCDMA, WCDMA or cdma2000 for voice communication. This standard applies to digital mobile terminals that access public digital mobile networks, including but not limited to one or more of the four above-mentioned standards.

YD/T 1538-2014 Referenced Document

• ITU-T G.711 PULSE CODE MODULATION (PCM) OF VOICE FREQUENCIES

YD/T 1538-2014 history

• 2021 YD/T 1538-2021 General test method for audio performance of digital mobile terminals
• 2014 YD/T 1538-2014 Technical requirements and test methods for acoustics performance of digital mobile terminal
• 1970 YD/T 1538-2011 General test method for audio performance of digital mobile terminals
• 2006 YD/T 1538-2006 Technical Requirements and Testing Methods for Acoustics Performance of Digital Mobile Terminal