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SJ/T 11890-2023 PDF English

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SJ/T 11890-2023: Design requirement of energy conservation for LED displays
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SJ/T 11890-2023: Design requirement of energy conservation for LED displays

---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/SJT11890-2023
SJ ELECTRONIC INDUSTRY STANDARD ICS 31.120 CCS L 53 Design Requirement of Energy Conservation for LED Displays Issued on: MAY 22, 2023 Implemented on: AUGUST 1, 2023 Issued by. Ministry of Industry and Information Technology of the People’s Republic of China

Table of Contents

Foreword... 3 1 Scope... 4 2 Normative References... 4 3 Terms and Definitions... 4 4 Typical Compositions of LED Display... 4 5 Design Requirements... 5 5.1 General... 5 5.2 LED main display... 5 5.3 Host computer of LED display and display control system... 6 5.4 Power distribution system of LED display... 6 5.5 Other requirements... 7

Foreword

This document was drafted as per the rules specified in GB/T 1.1-2020 Directives for Standardization – Part 1.Rules for the Structure and Drafting of Standardizing Documents. Please note some contents of this Document may involve patents. The issuing agency of this Document shall not assume the responsibility to identify these patents. This Document was proposed by and under the jurisdiction of National Technical Committee on Flat Panel Display Device of Standardization Administration of China (SAC/TC 547). Chief drafting organizations of this Document. China Electronics Standardization Institute; Nanjing Lopu Co., Ltd.; TCL Semiconductor Light Source Research Institute; Shanghai Sansi Technology Co., Ltd.; and China Optics and Optoelectronics Manufactures Association LED Application Division. Chief drafting staffs of this Document. Zhao Ying, Liu Xiujuan, Li Nong, Hong Zhen, and Xiang Jianyong. Design Requirement of Energy Conservation for LED Displays

1 Scope

This Document specifies the general requirements for typical composition and energy conservation design of LED display. This Document is applicable to the design of various types of LED displays.

2 Normative References

The provisions in following documents become the essential provisions of this Document through reference in this Document. For the dated documents, only the versions with the dates indicated are applicable to this Document; for the undated documents, only the latest version (including all the amendments) is applicable to this Document. SJ/T 11141-2017 Generic specification for LED displays

3 Terms and Definitions

For the purposes of this Document, the terms and definitions given in SJ/T 11141-2017 apply.

4 Typical Compositions of LED Display

The typical compositions of LED displays include. LED main display, host computer of LED display, LED display control system, power distribution system of LED display (as shown in Figure 1), etc. Among them. a) LED main display. as a display terminal, it is composed of several LED display modules (generally including LED display modules, fans, receiving units, switching power supplies and chassis, etc.). b) Host computer of LED display. as a platform for video signal source, control signal source and arrangement of various programs, it generally includes LED display broadcast control software and computers. c) LED display control system. as the processing center of the video signal source, it generally includes components such as sending, receiving and transmission media. The sending unit is generally of two types. external and built-in; the receiving unit is generally ......
Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al.


      

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