ITU-T G.109 SPANISH-1999
语音传输质量的范畴定义.G系列:传输系统和媒体,数字系统和网络.国际电话连接和电路.通用定义.12号研究组;11pp

Definition of categories of speech transmission quality

ITU-T G.109 SPANISH-1999 发布历史

This Recommendation defines five categories of end-to-end speech transmission quality for 3.1 kHz handset telephony. These categories are defined as ranges of speech transmission quality in terms of "user satisfaction", tied to the ratings given by the transmission planning tool of Recommendation Gil07 which takes into account the combined effects of various transmission impairments. The definitions provided here are independent of any specific technology that may be used in different types of network scenarios under consideration.

ITU-T G.109 SPANISH-1999由国际电信联盟 IX-ITU 发布于 1999-09-01。

ITU-T G.109 SPANISH-1999 在中国标准分类中归属于: M16 信息传输指标。

ITU-T G.109 SPANISH-1999 发布之时，引用了标准

• ITU-T G.108-1999 E模型的应用:规划指南 G系列:传输系统和媒介,数字系统和网络 国际电话连接和电路 一般定义 研究1*， 1999-09-30 更新
• ITU-T P.11-1993 传输损失的效应-电话传输质量-关于顾客对传送质量的评价的传送参数的词汇和效果 第XII研究组

* 在 ITU-T G.109 SPANISH-1999 发布之后有更新，请注意新发布标准的变化。

ITU-T G.109 SPANISH-1999的历代版本如下：

• 1999年09月01日 ITU-T G.109 SPANISH-1999 语音传输质量的范畴定义.G系列:传输系统和媒体,数字系统和网络.国际电话连接和电路.通用定义.12号研究组;11pp

非常抱歉，我们暂时无法提供预览，您可以试试： 免费下载 ITU-T G.109 SPANISH-1999 前三页，或者稍后再访问。

注意： 点击下载后，生成下载文件时间比较长，请耐心等待......

标准号

ITU-T G.109 SPANISH-1999

发布日期

1999年09月01日

实施日期

废止日期

无

中国标准分类号

M16

发布单位

IX-ITU

引用标准

ITU-T G.107-1998 ITU-T G.108-1999 ITU-T G.113-1996 ITU-T G.114-1996 ITU-T G.131-1996 ITU-T G.175-1997 ITU-T P.11-1993 ITU-T P.311-1998 ITU-T P.341-1998

适用范围

This Recommendation defines five categories of end-to-end speech transmission quality for 3.1 kHz handset telephony. These categories are defined as ranges of speech transmission quality in terms of "user satisfaction", tied to the ratings given by the transmission planning tool of Recommendation Gil07 which takes into account the combined effects of various transmission impairments. The definitions provided here are independent of any specific technology that may be used in different types of network scenarios under consideration.