YD/T 1838.2-2008.Technical Requirements of Medium Access Control (MAC) for the CDMA-based Digital Trunking Mobile Communication System. 1范围 YD/T 1838.

YD/T 1838.1-2008.Technical Requirements of Physical Layer for the CDMA-based Digital Trunking Mobile Communication System. 1范围 YD/T 1838.1规定了基于CDMA数字集

YD/T 1812.3-2008.Technical Specification and Testing of 10Gbit/s TOSA and ROSA Part 3:10Gbit/s ROSA. 1范围 YD/T 1812.3规定了光通信用10Gbit/s ROSA的技术要求、测试方法、试验方

YD/T 1768.1-2008.Technical Specification for SDH-based MSTP Network Management System Part 1:Basic Principle. 1范围 YD/T 1768.1规范了制定“基于SDH的MSTP网络管理技术要求”

YD/T 1644.1-2007.Human exposure to radio frequency fields from hand-held and body-mounted wireless communication devices-Human models, instrumentation

YD/T 1632.1-2007.Telecommunication Optical Fiber Cables Installed in the Drainpipe Part 1:Type of Self-supporting and Hanging. 1范围 YD/T 1632.1规定了自承吊挂式

YD/T 1632.1-2007.Telecommunication Optical Fiber Cables Installed in the Drainpipe Part 1:Type of Self-supporting and Hanging. 1范围 YD/T 1632.1规定了自承吊挂式

YD/T 1620.4-2007.SDH-based MSTP Network Management Technical Specification Part 4: EMS-NMS Interface Common Information Model. 1范围 YD/T 1620.4规定了基于SDH

YD/T 1620.3-2007.SDH-based MSTP Network Management Technical Specification Part 3: EMS-NMS Interface Function. 1范围 YD/T 1620.3规定了基于SDH的MSTP传送网EMS-NMS之

YD/T 1620.2-2007.SDH-based MSTP Network Management Technical Specification Part 2: NMS Function. 1范围 YD/T 1620.2规定了基于SDH的MSTP网络管理NMS系统功能要求。主要包括拓扑管理、配置