T1.678-2004 有线电信网络中分组技术上对语音的合法的经..[2004/01] This standard defines the interfaces between a Telecommunications Service Provider (TSP) and a Law Enforcement Agency (LEA) to assist the LEA in conducting lawfully authorised elec..
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T1.PP.724-2004 合法侦听的UMTS切换接口[2004/01] This specification is based on 3GPP TS 33.108 [31] and modified for an American National Standard for Telecommunications
T1.PP.508-2003 数字网络的损失计划（T1.508-1998的再修订）[2003/12] This Standard provides loss plan requirements for evolving digital networks, including Digital End Offices. This loss plan takes into account transmission parameters and impairment..
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T1.TR.PP.72-2003 规定视频质量方法的交叉刻度和准确性的方法..[2003/12] There is an urgent industry need for documentation of video quality metrics (VQM). To meet that need T1A1 has developed a series of Technical Reports specifying accuracy and cross-..
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T1.TR.PP.83-2003 基于IP应用的性能参数[2003/12] Many factors can affect the quality and the ultimate user experience for IP-based applications such as e-mail, web hosting, and streaming media. Some factors are transparent to the..
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