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YD/T 1275-2003Technical specification and testing method for N×64kbit/s baseband modem (English PDF)

N×64kbit/s基带调制解调器技术要求和测试方法

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Issued by

Ministry of Industry and Information Technology

Level / Type

National · Recommended

Issue date

June 5, 2003

Implementation date

June 5, 2003

Scope

YD/T 1275-2003 is the English-translated version of N×64kbit/s基带调制解调器技术要求和测试方法.

YD/T 1275-2003 is the Chinese standard "Technical specification and testing method for N×64kbit/s baseband modem". Issued on 2003-06-05, in force from 2003-06-05.

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Document preview — YD/T 1275-2003

National Standard of the People's Republic of China

ICS: 35.180
Classification: M32

[Preview only]
1 Scope
2 Normative references
3 Abbreviations
3.1 Terms and definitions
4 General
4.1 Test environment
4.2 UE Information
4.3 Test Implementation
5 Requirements

1 Foreword

YD/T 1275-2003 was issued by Ministry of Industry and Information Technology on 5 June 2003 and took effect the same day.

The YD/T prefix marks a recommended standard. It is not law in itself: it becomes binding when a contract names it, when a regulation or a mandatory standard refers to it, or when a producer declares conformity with it.

The document runs to 20 pages in English translation.

2 Scope Preview

YD/T 1275-2003 falls under ICS 35.180, in the field of information technology.

This catalogue holds 725 other YD/T standards in that field.

In this catalogue, YD/T standards carry edition years from 1982 to 2026.

3 About this standard

Sector: Telecommunication Industry Standard (Recommended)

Issued by: Ministry of Industry and Information Technology

English translation: about 20 pages (approximate)

Chinese original: about 30,379 characters

4 Related standards

Standards on related subjects:

YD/T 1118.3-2018 — Secondary coating materials used for optical fiber - Part 3: Modified polycarbonate

JT/T 1076-2016 — GNSS System for Operating Vehicles - Technical Specifications for Vehicle Video Terminal

YD/T 1272.3-2015 — Optical fiber connector - Part 3: Type SC

YD/T 6434-2025 — Technical requirements for data sharing in Intelligent computing center

YD/T 2441-2025 — Technology and requirements of grading and classification for computational power data center

5 Classification and status

International classification (ICS): 35.180

Chinese Standard Classification (CCS): M 32

Prefix YD/T: recommended standard.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 20 pages — is available in the English PDF.

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