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Industry Standard: YD, YD/T, YDT
         
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Std ID Description (Standard Title) Detail
YD/T 828.35-1996 Measuring method of equipments used in digital microwave transmission system Part 3 Measurement of satellite communication earth stations Section 5: Up/Down converters YD/T 828.35-1996
YD/T 828.37-1997 Methods of measurement for equipment used in digital microwave transmission systems. Part 3: Measurements on satellite earth stations.Section 7: Figure-of-merit of receiving system YD/T 828.37-1997
YD/T 828.39-1997 Methods of measurement for equipment used in digital microwave transmission systems. Part 3: Measurements on satellite earth stations.Section 9: Terminal equipment SCPC-PSK YD/T 828.39-1997
YD/T 829-1996 Technical requirement for DCME access to domestic satellite digital communication network YD/T 829-1996
YD/T 830-1996 Technical requirement and measuring method for 2×34Mbit/s digital microwave relay communication system YD/T 830-1996
YD/T 831-1996 Technical conditions for elliptical flexible waveguides of microwave relay communication system YD/T 831-1996
YD/T 832-1996 (Post chain plate machine. Linear Fixed) YD/T 832-1996
YD/T 833-1996 (Letter to strapping hot melt type) YD/T 833-1996
YD/T 834-1996 Test method of distributed feedback laser diodes YD/T 834-1996
YD/T 835-1996 Test method of avalanche photodiodes YD/T 835-1996
YD/T 836-1996 Technical requirement and test method of anti-interference testers for 2048, 8448, 34368 kbit/s digital ports YD/T 836-1996
YD/T 837.1-1996 Test method of copper-core, polyolefin insulated, composite aluminum-plastic sheathed cables for urban local communications Part 1 General rules YD/T 837.1-1996
YD/T 837.2-1996 Test method of copper-core, polyolefin insulated, composite aluminum-plastic sheathed cables for urban local communications Part 2 Test method of electric performances YD/T 837.2-1996
YD/T 837.3-1996 Test method of copper-core, polyolefin insulated, composite aluminum-plastic sheathed cables for urban local communications. Part 3: Test method of mechanical and physical properties YD/T 837.3-1996
YD/T 837.4-1996 Test method of copper-core, polyolefin insulated, composite aluminum-plastic sheathed cables for urban local communications. Part 4: Test method of environmental performances YD/T 837.4-1996
YD/T 837.5-1996 Test method of copper-core, polyolefin insulated, composite aluminum-plastic sheathed cables for urban local communications. Part 5 Test method of cable structure YD/T 837.5-1996
YD/T 838.1-1996 (Digital communications/quad symmetrical cables - Part 1: Generic specification) YD/T 838.1-1996
YD/T 838.1-2003 Multicore and symmetrical pair/quad cables for digital communications. Part 1: Generic specification YD/T 838.1-2003
YD/T 838.1-2016 (Digital communications / quad symmetrical cables - Part 1: General) YD/T 838.1-2016
YD/T 838.2-1997 Multicore and symmetrical pair/quad cables for digital communications. Part 2: Horizontal floor wiring——Sectional specification YD/T 838.2-1997
YD/T 838.2-2003 Multicore and symmetrical pair/quad cables for digital communications. Part 2: Horizontal floor wiring YD/T 838.2-2003
YD/T 838.2-2016 (Digital communications / quad symmetrical cables - Part 2: Horizontal twisted pair cable) YD/T 838.2-2016
YD/T 838.3-1997 Multicore and symmetrical pair/quad cables for digital communications. Part 3: Work area wiring——Sectional specification YD/T 838.3-1997
YD/T 838.3-2003 Multicore and symmetrical pair/quad cables for digital communications. Part 3: Work area wiring YD/T 838.3-2003
YD/T 838.3-2016 (Digital communications / quad symmetrical cables - Part 3: Workspace twisted pair cable) YD/T 838.3-2016
YD/T 838.4-1997 Multicore and symmetrical pair/quad cables for digital communications. Part 4: Riser cables——Sectional specification YD/T 838.4-1997
YD/T 838.4-2003 Multicore and symmetrical pair/quad cables for digital communications. Part 4: Riser cables YD/T 838.4-2003
YD/T 838.4-2016 Multicore and symmetrical pair/quad cables for digital communications. Part 4: Riser cables YD/T 838.4-2016
YD/T 839.1-1996 (Optical Cable filling and coating composite Part 1: Test methods) YD/T 839.1-1996
YD/T 839.1-2000 Filling compounds and flooding compounds for telecommunication cable and optical fiber cable. Part 1: Test method YD/T 839.1-2000
YD/T 839.1-2015 Filling compounds and flooding compounds for telecommunication cable and optical fibre cable -- Part 1: Test methods YD/T 839.1-2015
YD/T 839.2-1996 (Optical Cable filling and coating composite Part 2: heating applications filling compounds) YD/T 839.2-1996
YD/T 839.2-2000 Filling compounds and flooding compounds for telecommunication cable and optical fiber cable. Part2: Hot-application filling compounds YD/T 839.2-2000
YD/T 839.2-2014 Filling compounds and flooding compounds for telecommunication cable and optical fibre cable -- Part 2: Filling compounds for optical fibre YD/T 839.2-2014
YD/T 839.3-1996 (Optical Cable filling and coating composite Part 3: Cold applied filling compound) YD/T 839.3-1996
YD/T 839.3-2000 Filling compounds and flooding compounds for telecommunication cable and optical fiber cable. Part3: Cool-application filling compounds YD/T 839.3-2000
YD/T 839.3-2014 Filling compounds and flooding compounds for telecommunication cable and optical fibre cable -- Part 3: Filling compounds for cable YD/T 839.3-2014
YD/T 839.4-1996 (Optical Cable filling and coating composite Part 4: composite coating) YD/T 839.4-1996
YD/T 839.4-2000 Filling compounds and flooding compounds for telecommunication cable and optical fiber cable. Part4: Flooding compounds YD/T 839.4-2000
YD/T 839.4-2014 Filling compounds and flooding compounds for telecommunication cable and optical fibre cable -- Part 4: Flooding compounds YD/T 839.4-2014
YD/T 840-1996 Telephone subscriber indoor copper-conductor wires YD/T 840-1996
YD/T 841.1-2008 Plastic Pipe for Buried Communication Conduit. Part 1: General YD/T 841.1-2008
YD/T 841.1-2016 Plastic duct for telecommunication underground conduit. Part 1: general YD/T 841.1-2016
YD/T 841.2-2008 Plastic Pipe for Buried Communication Conduit. Part 2: Solid-Wall Pipe YD/T 841.2-2008
YD/T 841.2-2016 Plastic duct for telecommunication underground conduit. Part 2: Solid-wall duct YD/T 841.2-2016
YD/T 841.3-2008 Plastic Pipe for Buried Communication Conduit. Part 3: Double-Wall Corrugated Pipe YD/T 841.3-2008
YD/T 841.3-2016 Plastic duct for telecommunication underground conduit. Part 3: Double-wall corrugated duct YD/T 841.3-2016
YD/T 841.4-2016 Plastic duct for telecommunication underground conduit. Part 4: Silicore plastic duct YD/T 841.4-2016
YD/T 841.5-2008 Plastic Pipe for Buried Communication Conduit. Part 5: Plum Blossom Pipe YD/T 841.5-2008
YD/T 841.5-2016 Plastic duct for telecommunication underground conduit. Part 5: Plum blossom type duct YD/T 841.5-2016
YD/T 841.8-2014 Plastic pipe for buried telecommunication conduit - Part 8: Plastic-alloy composite pipe YD/T 841.8-2014
YD 248-1981 (A planted nail bar) YD 248-1981
YD/T 842-1996 Specifications of second-generation of cordless telephone (CT2) public air interfaces YD/T 842-1996
YD/T 843-1996 Technical requirement and measuring method of Ku-band small-capacity digital microwave relay communication system YD/T 843-1996
YD/T 844-1996 (Communications equipment noise measurement methods) YD/T 844-1996
YD/T 845-1996 (Mail processing center noise measurement methods and noise limit values) YD/T 845-1996
YD/T 846-1996 Frame-synchronization control and indication signals in audiovisual system YD/T 846-1996
YD/T 847-1996 Frame structures of 64 -1920kbit/s channels in audiovisual telecommunication services YD/T 847-1996
YD/T 848-1996 Systems for establishment of communication between audiovisual terminals by using 2Mbit/s and below 2Mbit/s digital channels YD/T 848-1996
YD/T 849-1996 Open system interconnection security architecture YD/T 849-1996
YD/T 850-1996 File application profile of video-text interworking YD/T 850-1996
YD/T 851-1996 Gateway features of video-text interworking YD/T 851-1996
YD/T 852-1996 General design principles of telecommunication management network (TMN) YD/T 852-1996
YD/T 853-1996 Technical requirement of 2-wire modem for facsimile of a rate up to 14400bit/s YD/T 853-1996
YD/T 854-1996 (EMS business logo) YD/T 854-1996
YD/T 855.1-1996 900MHz TDMA digital cellular mobile communication network man-machine interfaces YD/T 855.1-1996
YD/T 855.21-1996 900MHz TDMA digital cellular mobile communication network Wireless interfaces Signaling part YD/T 855.21-1996
YD/T 855.22-1996 900MHz TDMA digital cellular mobile communication network. Specifications for physical layer of wireless interface YD/T 855.22-1996
YD/T 855.3-1996 900MHz TDMA digital cellular mobile communication network Technical specifications for interfaces between mobile service switching center and base station subsystems YD/T 855.3-1996
YD/T 855.4-1996 900MHz TDMA digital cellular mobile communication network. MAP specifications YD/T 855.4-1996
YD/T 856-1996 Technical requirement and test method for power supply of mobile communication handsets YD/T 856-1996
YD/T 857-1996 Performance value in accuracy and reliability when public data network provides international packet switching services YD/T 857-1996
YD/T 858-1996 Performance value in reliability when public data network provides international packet switching services YD/T 858-1996
YD/T 859-1996 Performance value in service rate (time delay and throughput) when public data network provides international packet switching services YD/T 859-1996
YD/T 860-1996 Technical conditions of error performance analyzer with or without frame structure YD/T 860-1996
YD/T 861-1996 Technical conditions of error performance analyzer with or without frame structure YD/T 861-1996
YD/T 862-1996 (Light pen barcode reader technical requirements) YD/T 862-1996
YD/T 863-1996 (Post newspaper dedicated pouch packaging line technical condition formula) YD/T 863-1996
YD/T 864-1996 (According to Gordon standalone Post) YD/T 864-1996
YD/T 865-1996 (Automatic identification screen complement the online type of letter sorting systems technical conditions) YD/T 865-1996
YD/T 866-1996 Technical conditions for No. 7 signaling monitors YD/T 866-1996
YD/T 867-1996 Technical requirement and test method for digital telephone transmission performances YD/T 867-1996
YD/T 868-1996 Technical requirement and test method for digital telephone transmission performances YD/T 868-1996
YD/T 868-2007 Technical requirements and measuring methods for additional equipment of telephone set YD/T 868-2007
YD/T 869-1996 Technical requirement and test method for bridges/routers packet switched public data networks for interconnection between local area network (LAN) and packet switching public data network (PSPDN) YD/T 869-1996
YD/T 870-1996 Requirement and test method for capability of subscriber terminal equipment to withstand overvoltage and overcurrent YD/T 870-1996
YD/T 871-1996 Universal network information model of telecommunication management network (TMN) YD/T 871-1996
YD/T 872-1996 Management of open system interconnection (OSI) for data communication network Framework YD/T 872-1996
YD/T 873-1996 Management of open system interconnection (OSI) for data communication network Definition of public management information services YD/T 873-1996
YD/T 874-1996 Management of open system interconnection (OSI) for data communication network Specification of public management information protocol YD/T 874-1996
YD/T 875-1996 Test method of asynchronous terminals access to public packet switching data YD/T 875-1996
YD/T 876-1996 Technical requirement for integrated transmission telecommunication services in subscriber access network YD/T 876-1996
YD/T 877-1996 Technical requirement for electric interfaces of synchronous digital hierarchy (SDH) multiplexing equipments and systems YD/T 877-1996
YD/T 878-1996 Requirement for networking of 64kbit/s cross connection equipment at 2048kbit/s access port YD/T 878-1996
YD/T 879-1996 Alarm monitoring of Q3 interface YD/T 879-1996
YD/T 880-1996 Performance management of Q3 interface YD/T 880-1996
YD/T 881-1996 Technical conditions of communication cable junction box YD/T 881-1996
YD/T 882-1996 Main technical requirement for STM-1, STM-4, STM-16 regenerative trunk equipments YD/T 882-1996
YD/T 883-1996 (900MHz TDMA digital cellular mobile communication network base station radio equipment specifications and test methods) YD/T 883-1996
YD/T 883-1999 900/1800MHz TDMA Digital Cellular Mobile Telecommunication Network Technical Requirement of Base Station Subsystem and Test Methods of Radio Characters YD/T 883-1999