GB 12048-1989 Requirements for clock and synchronization equipment in digital networks

Basic Information

Standard ID: GB 12048-1989

Standard Name: Requirements for clock and synchronization equipment in digital networks

Chinese Name: 数字网内时钟和同步设备的进网要求

Standard category:National Standard (GB)

state:in force

Date of Release1989-01-02

Date of Implementation:1990-07-01

standard classification number

Standard ICS number:Telecommunications, audio and video technology>>Telecommunications systems>>33.040.40 Data communications networks

Standard Classification Number:Communications, Broadcasting >> Communications Network >> M13 Communications Network Structure

associated standards

Procurement status:≈CCITT G812

Publication information

publishing house:China Standards Press

other information

Release date:1989-12-29

Review date:2004-10-14

Drafting unit:Telecommunications Transmission Institute of the Ministry of Posts and Telecommunications

Focal point unit:Ministry of Information Industry (Telecommunications)

Publishing department:State Bureau of Technical Supervision

competent authority:Ministry of Information Industry (Telecommunications)

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Introduction to standards:

This standard specifies the synchronization method used by my country's digital synchronization network, the classification of digital synchronization network, the performance of clocks at each level, interfaces and maintainability performance. This standard is applicable to the planning and design of domestic public digital synchronization network and the research, production and introduction of digital synchronization clocks and synchronization equipment. GB 12048-1989 Requirements for the entry of clocks and synchronization equipment in digital networks GB12048-1989 standard download decompression password: www.bzxz.net