YDT1187-2002 不对称数字用户线(ADSL)话音分离器技术要求及测试方法_.pdf

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1、ICS33.040.50M19YU中华人民共和国通信行业标准丫D/T1187一2002不对称数字用户线(ADSL)话音分离器技术要求及测试方法TechnicalspecificationandtestmethodforADSLPOTSsplitter2002一04一22发布2002一04一22实施中华人民共和国信息产业部发布.www.bzxzk.com.YDIT1187-2002目次前言·.......................................................................................

2、................................III1范围··········································，··································································。·。··⋯12引用标准·········································································。·······························⋯⋯13缩略语·...........

3、......................................................................................................14测试用符号定义·································································。···················，⋯⋯”’·‘二‘·’15配合全速率ADSL局侧设备的话音分离器的技术要求及测试方法·······························⋯⋯25.1接口参数····

4、·····························.........................................................····⋯⋯25.2音频传输特性·................................................................................................·一55.3ADSL频带传输特性·...................····································，···········

5、··········⋯⋯85.4过压保护·············，，·······，，，，.···················‘····················，······甲甲··，·-··⋯96配合ADSL.lite局侧设备的话音分离器的技术要求及测试方法·······················，··，·，·········⋯⋯106.1接口参数·····················，·，·，·，·，··，···········。·································。··················

6、····⋯⋯106.2音频传输特性··················，··，·，·，···········，············。································，··········⋯⋯106.3ADSL频带传输特性·............................................................................................106.4过压保护·....................................................

7、.................................···，···········⋯⋯107配合全速率ADSL用户侧设备的话音分离器的技术要求及测试方法······························⋯⋯107.1接口参数··············································································。······················⋯⋯107.2音频传输特性·............................................

8、...................