YD/T 1686-2011 English Version, YD/T 1686-2011 Speech quality and transmission performance requirements and testing methods for IP telephony equipment (English Version)

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Position: Chinese Standard in English/YD/T 1686-2011

YD/T 1686-2011 Speech quality and transmission performance requirements and testing methods for IP telephony equipment (English Version)
Standard No.:	YD/T 1686-2011	Status:	valid remind me the status change Email:
Target Language:	English	File Format:	PDF
Word Count:	17000 words	Translation Price(USD):	510.0 remind me the price change Email:
Implemented on:	2011-6-1	Delivery:	via email in 1~3 business day

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Standard No.:	YD/T 1686-2011
English Name:	Speech quality and transmission performance requirements and testing methods for IP telephony equipment
Chinese Name:	IP电话终端设备语音质量及传输性能技术要求和测试方法
Professional Classification:	YD Professional Standard - Telecommunication
Source Content Issued by:	State Economic and Trade Commission
Issued on:	2011-5-18
Implemented on:	2011-6-1
Status:	valid
Superseding:	YD/T 1686-2007 Speech Quality and Transmission Performance Requirements and Testing Methods for IP Telephony Terminal Equipment
Target Language:	English
File Format:	PDF
Word Count:	17000 words
Translation Price(USD):	510.0
Delivery:	via email in 1~3 business day

Standard

YD/T 1686-2011 Speech quality and transmission performance requirements and testing methods for IP telephony equipment (English Version)
Standard No.	YD/T 1686-2011
Status	valid
Language	English
File Format	PDF
Word Count	17000 words
Price(USD)	510.0
Implemented on	2011-6-1
Delivery	via email in 1~3 business day

Detail of YD/T 1686-2011

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Introduction of YD/T 1686-2011

本标准规定了IP电话设备在手柄、免提、头戴机及电接口条件下传输性能的技术要求和测试方法，并给出应达到的语音质量性能建议。
本标准适用于设计用于传输窄带（300Hz～3.4kHz）语音的IP电话功能的设备，包括各种接入IP网络的移动或固定的IP电话终端、IP电话网关、IP视讯会议终端、综合接入设备（IAD），以及软电话等。

Contents of YD/T 1686-2011

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