DB46/T 621-2024(英文版)
General technical requirements for maintenance and manufacturing of used equipment for export construction machinery
2025-04-15
YD/T 2375-2019
高精度时间同步技术要求
Technical requirements for high accuracy time synchronization
2019-11-11
GB/T 33591-2017
智能变电站时间同步系统及设备技术规范
Technical specification of time synchronism system and equipment in smart substation
2017-05-12
YD/T 2550-2013
时间同步设备测试方法
Test methods of time synchronization equipment
2013-04-25
TB/T 3283-2015
铁路时间同步网技术条件
Technical conditions for railway time synchronization network
2015-04-24
YD/T 2676-2013
接入网技术要求 PON系统承载频率同步和时间同步
Technical requirements for access networks Supporting frequency and time synchronization in PON system
ITU-T G.8262
Timing characteristics of synchronous ethernet equipment slave clock (EEC)
同步以太网设备从时钟（EEC）的定时特性
2007-08-13
YD/T 3199-2016
支持通信应用的北斗授时设备技术要求
Technical requirements of beidou timing equipment used in communication
2016-10-22
YD/T 3841-2021
基准主时间（PRTC）设备技术要求
Technical requirements of Primary Reference Time Clock (PRTC) equipment
2021-03-05
YD/T 877-1996
同步数字体系(SDH)复用设备和系统的电接口技术要求
Technical requirement for electric interfaces of synchronous digital hierarchy (SDH) multiplexing equipments and systems
1996-12-04
GA/T 882-2014
讯问同步录音录像系统技术要求
Technical requirements for trial synchronous recording system
2014-10-21
GB/T 44625-2024
动态响应同步调相机技术要求
Technical requirements for dynamic response synchronous condenser
2024-09-29
ETSI EN 300 462-5-1
Transmission and Multiplexing (TM); Generic requirements for synchronization networks; Part 5-1: Timing characteristics of slave clocks suitable for operation in Synchronous Digital Hierarchy (SDH) equipment
传输和多路复用（TM）；同步网络的一般要求；第5-1部分:适用于同步数字体系（SDH）设备的从时钟的定时特性
1998-05-01
ETSI EN 300 462-7-1
Transmission and Multiplexing (TM); Generic requirements for synchronization networks; Part 7-1: Timing characteristics of slave clocks suitable for synchronization supply to equipment in local node applications
传输和多路复用（TM）；同步网络的一般要求；第7-1部分:适用于本地节点应用中设备同步供应的从时钟的定时特性
2001-06-01
ITU-T G.812
Timing requirements of slave clocks suitable for use as node clocks in synchronization networks
同步网络中用作节点时钟的从时钟的定时要求
2004-06-13
ETSI EN 300 462-4-1
Transmission and Multiplexing (TM); Generic requirements for synchronization networks; Part 4-1: Timing characteristics of slave clocks suitable for synchronization supply to Synchronous Digital Hierarchy (SDH) and Plesiochronous Digital Hierarchy (PDH) equipment
传输和多路复用（TM）；同步网络的一般要求；第4-1部分:适用于同步数字体系（SDH）和准同步数字体系（PDH）设备同步供应的从时钟的定时特性
1998-05-01
YD/T 1011-1999
数字同步网独立型节点从钟设备技术要求及测试方法
Technology requirement and test method of stand alone synchronization equipment in digital synchronization network
1999-03-19
YD/T 1229.1-2013
可移动终端数据同步业务技术要求 第1部分：总体技术要求
Technical requirements for mobile terminal data synchronization service-part1:general technical requirements
2013-04-25
YD/T 2529-2013
SDH数字微波通信设备和系统技术要求及测试方法
Technical requirements and test methods for digital microwave telecommunication equipments and systems of synchronous digital hierarchy(SDH
2013-04-25
GB/T 37937-2019
北斗卫星授时终端技术要求
Technical requirements for BDS timing terminal
2019-08-30