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Database: 189760 (18 Oct 2025)
YD/T 1991-2016 English PDF
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YD/T 1991-2016
: Technical requirements NX40Gbit／s optical wavelength division multiplexing(WDM)systems
Status: Valid
YD/T 1991: Evolution and historical versions
Standard ID
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Standard Title (Description)
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YD/T 1991-2016
English
799
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Technical requirements NX40Gbit／s optical wavelength division multiplexing(WDM)systems
Valid
YD/T 1991-2016
YD/T 1991-2009
English
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Technical requirements for N×40Gbit/s optical wavelength division multiplexing (WDM) systems
Obsolete
YD/T 1991-2009
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Basic data
Standard ID
YD/T 1991-2016 (YD/T1991-2016)
Description (Translated English)
Technical requirements NX40Gbit��s optical wavelength division multiplexing(WDM)systems
Sector / Industry
Telecommunication Industry Standard (Recommended)
Classification of Chinese Standard
M33
Classification of International Standard
33.040.20
Word Count Estimation
32,355
Date of Issue
2016-04-05
Date of Implementation
2016-07-01
Older Standard (superseded by this standard)
YD/T 1991-2009
Regulation (derived from)
Ministry of Industry and Notice No.17 of 2016
Issuing agency(ies)
Ministry of Industry and Information Technology
Summary
This standard specifies the technical requirements for single-channel rate 40Gbit/s Dense Wavelength Division Multiplexing (DWDM) systems for C-band transmission, including system classification, system parameter requirements, optical wavelength conversion unit (OTU) technical requirements, and wavelength division. Basic requirements for multiplexed devices, optical amplifier technical requirements, dispersion compensation technical requirements, forward error correction (FEC) technical requirements, dynamic power control and gain equalization requirements, optical add/drop multiplex (OADM) technical requirements, optical monitoring paths Requirements, transport capabilities and performance requirements, network management requirements, and automatic power reduction (APR) process requirements.