YD/T 1062-2000.Switch ISDN user interface on line monitor function.1范围YD/T 1062规定了具备ISDN功能的程控交换机,通过ISDN基本速率用户接入接口(‘U' 接口...
YD/T 1063-2000.Access network technical specification-Hybrid fiber coax network (HFC).1范围YD/T 1063规定了混合光纤/同轴网设备的功能、频谱安排、调制方式、接...
YD/T 1052-2000.800MHz CDMA Digital Cellular Mobile Communication Network Mobile Application Part Test Specifications..1范围YD/T 1052规定了800MHz CDMA数字蜂窝移动通信网移...
YD/T 1050-2000.Test Specification for 800 MHz CDMA Digital Celluar Mobile Telecommunication Network : Terminal Part.1范围YD/T 1050规定了800MHzCDMA数字蜂窝移动通信网移动...
YD/T 1049-200.800MHz CDMA Mobile Communication Network Equipment Test Specification: Switching Sub - System.1范围YD/T 1049规定了800MHzCDMA移动通信系统交换子系统设备的...
YD/T 1048-2000.800MHz CDMA Digits Cellular Mobile Communication Network Equipment Technical Specification:Switching Sub - System.1范围YD/T 1048规定了800MHz CDMA数字蜂窝移动...
YD/T 1046-2000.Interoperability Specification for IP Telephony Gateway.1范围YD/T 1046规定了IP电话网关与网关之间以及网关与网守之间在通信协议上的互通要求...
YD/T 1057-2000.900/1800MHz TDMA digital cellular mobile telecommunication network test method for base station subsystem.1范围YD/T 1057规定了9001800 MHz TDMA数字蜂窝移动通...
YD/T 1053-200.Data Transmission Protocol for Information Paging Network (POCSAG Part).1适用范围YD/T 1053规定了在POCSAG编码格式上使用寻呼信道发送证券行情及其...
YD/T 1054-2000.Access network technical specification - Integrated digital loop carrier (IDLC).1范围YD/T 1054规定的综合数字环路载波设备包括局端设备、远端设备...