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Database: 189760 (1 Nov 2025)
YD/T 4504-2023 English PDF
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YD/T 4504-2023
English
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(Ultra-high precision time synchronization interface requirements)
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YD/T 4504-2023
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Basic data
Standard ID
YD/T 4504-2023 (YD/T4504-2023)
Description (Translated English)
(Ultra-high precision time synchronization interface requirements)
Sector / Industry
Telecommunication Industry Standard (Recommended)
Classification of Chinese Standard
M33
Classification of International Standard
33.040.20
Date of Issue
2023-12-20
Date of Implementation
2024-04-01
Issuing agency(ies)
Ministry of Industry and Information Technology
Summary
This standard specifies the basic functions, encapsulation processing, protocol mode, protocol fields, optimal master clock algorithm of the ultra-high-precision PTP interface, the physical interface requirements of the 1PPS output interface, pulse-per-second requirements, etc. This standard applies to the research and development, testing and application of time synchronization equipment, transmission bearer equipment and synchronization networks with ultra-high-precision time synchronization interfaces.
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