GB/T 18910.31-2026Liquid crystal display devices - Part 3-1: Liquid crystal display (LCD) cells - Blank detail specification (English PDF)

Foreword

This document complies with the provisions of GB/T 1.1-2020 "Standardization Work Guidelines Part 1: Structure and Drafting Rules of Standardization Documents".

Drafting.

This document is Part 3-1 of GB/T 18910 "Liquid Crystal Display Devices". GB/T 18910 has already published the following parts.

---Part 1-1.General Specification;

---Part 1-2.Terminology and Symbols;

---Part 2: Specifications for LCD Display Modules;

---Part 2-2.Detailed Specifications for Blank Spaces in Color Matrix LCD Display Modules;

---Part 3: Specifications for LCD Displays;

---Part 3-1.Detailed Specifications for Liquid Crystal Display (LCD) Screen Blanking;

---Part 4: Basic Ratings and Characteristics of Liquid Crystal Display Modules and Panels;

---Part 4-1.Basic Ratings and Characteristics of Color Matrix Liquid Crystal Display Modules;

---Part 6-1.Test methods for photoelectric parameters of liquid crystal display devices;

---Part 6-2.Test Methods for Reflective Liquid Crystal Display Modules;

---Part 6-3.Test Methods for Liquid Crystal Display Modules - Motion Artifacts in Active Matrix Liquid Crystal Display Modules;

---Part 6-4.Test Methods for Liquid Crystal Display Modules with Dynamic Backlight;

---Part 10-1.Environmental, Durability and Mechanical Testing Methods for Machinery;

---Part 10-2.Environmental, Durability and Mechanical Testing Methods Environmental and Durability;

---Part 10-3.Environmental, Durability and Mechanical Testing Methods for Glass Strength and Reliability;

---Part 20-1.Visual Inspection of Monochrome LCD Displays;

---Part 20-2.Visual Inspection of Monochrome Matrix Liquid Crystal Display Module;

---Part 20-3.Visual inspection of active matrix color LCD display modules.

This document is modified to adopt IEC 61747-3-1:2015 "Liquid crystal display devices - Part 3-1.Liquid crystal display (LCD) screen blanking details".

specification".

This document has undergone the following structural adjustments compared to IEC 61747-3-1:2015.

---A new Chapter 3, "Terminology and Definitions," has been added;

Sections 3.1 and 4.2 of IEC 61747-3-1:2015 correspond to sections 3.2, 4, 5, and 6.

Chapter 6;

---Chapter 5 corresponds to Chapter 7 in IEC 61747-3-1:2015;

---Chapter 6 corresponds to Chapter 8 in IEC 61747-3-1:2015;

---Chapter 7 corresponds to Chapter 9 in IEC 61747-3-1:2015;

---Chapter 8 corresponds to Chapter 10 of IEC 61747-3-1:2015;

---Chapter 9 corresponds to Chapters 11 and 12 of IEC 61747-3-1:2015, where 9.1 to 9.4 correspond to IEC 61747-3-1.

Sections 11.1 to 11.4, and 9.5 of IEC 61747-3-1:2015 correspond to Chapter 12 of IEC 61747-3-1:2015.

---Chapter 10 corresponds to Chapter 13 in IEC 61747-3-1:2015.

The technical differences between this document and IEC 61747-3-1:2015, and the reasons therefor, are as follows.

---The normative reference GB/T 18910.102-2021 has been added to improve the test conditions in Tables 4 and 6;

---IEC 60749-14 has been replaced with the normatively referenced GB/T 18910.101-2021, in accordance with current standards;

Table 6 specifies the test conditions for lead-out end strength, resistance to welding heat and rapid temperature changes, mechanical shock and vibration, and mark durability.

Unify requirements and eliminate ambiguity.

The following editorial changes have been made to this document.

---Add notes to Tables 1, 2, 3, 4, 5, and 6 (see Tables 1, 2, 3, 4, 5, and 6).

Please note that some content in this document may involve patents. The issuing organization of this document assumes no responsibility for identifying patents.

This document was proposed by the Ministry of Industry and Information Technology of the People's Republic of China.

This document is under the jurisdiction of the National Technical Committee on Standardization of Electronic Display Devices (SAC/TC547).

The company, Shenzhen Heijin Industrial Manufacturing Co., Ltd., Hisense Visual Technology Co., Ltd., Tianma Microelectronics Co., Ltd., Xiamen City...

Measurement and Testing Institute, Shenzhen Freda Display Technology Co., Ltd., Guangdong Zhongqiang Elite Electronic Technology Co., Ltd., Shenzhen Tongxing Electronics Co., Ltd.

Limited Company, Chuangliansheng Optoelectronics (Guangdong) Co., Ltd., Shenzhen Jinghong Electronics Co., Ltd., Jingtai Technology (Guizhou) Optoelectronics Technology Co., Ltd., Guangdong Renenyu Optoelectronic Technology Co., Ltd., Guangdong Ott Optoelectronic Technology Co., Ltd., Asia Optoelectronic (Shenzhen) Co., Ltd., Hunan Chuangpu Kaiye Technology Co., Ltd.

Shenzhen Donglu Technology Co., Ltd., Shenzhen Microsource Semiconductor Co., Ltd., Ningbo Samsung Medical Electric Co., Ltd.

The company, Shenzhen Mingcai New Century Technology Co., Ltd., TPV Display Technology (Xiamen) Co., Ltd., Suzhou Guangsiao Optoelectronic Technology Co., Ltd.

Jianghua Guide Technology Co., Ltd.

Introduction

To meet the needs of my country's manufacturing, inspection, and import/export trade of liquid crystal display (LCD) devices, a series of standards for LCD devices have been formulated.

The standard GB/T 18910 "Liquid Crystal Display Devices" is proposed to consist of the following parts.

---Part 1-1.General Specification. The purpose is to specify general procedures for the inspection of liquid crystal display devices and to provide methods for testing electro-optical characteristics.

General requirements, for climate, mechanical and durability testing.

---Part 1-2.Terms and Symbols. The purpose is to define the preferred terms, definitions, and symbols used in liquid crystal display devices.

---Part 2: Specifications for Liquid Crystal Display Modules. The purpose is to define the quality assessment procedures and inspection methods required for evaluating liquid crystal display modules.

Details of requirements, screening sequences, sampling requirements, and experimental and testing methods.

---Part 2-1.Detailed Specifications for Blank Spaces of Passive Matrix Monochrome Liquid Crystal Display Modules. The purpose is to specify the requirements for the format and summary page.

---Part 2-2.Detailed Specifications for Blank Spaces of Color Matrix Liquid Crystal Display Modules. The purpose is to specify the requirements for format and summary pages.

And the most basic content of detailed specifications.

---Part 3: LCD Display Screen Specifications. The purpose is to specify the quality assessment procedures and inspection requirements for evaluating LCD displays.

Detailed requirements for the selection, screening sequences, sampling requirements, and experimental and testing methods.

---Part 3-1.Detailed Specifications for Liquid Crystal Display (LCD) Screen Blanking. The purpose is to define a quality assessment system for LCD screens.

---Part 4: Basic Ratings and Characteristics of Liquid Crystal Display Modules and Panels. The purpose is to specify the basic ratings and characteristics of liquid crystal displays and passive matrix monochrome displays.

Basic ratings and characteristic requirements for liquid crystal display modules.

---Part 4-1.Basic Ratings and Characteristics of Color Matrix Liquid Crystal Display Modules. The purpose is to specify the basic ratings and characteristics of color matrix liquid crystal display modules.

Basic ratings and characteristic requirements of the block.

---Part 5: Environmental, Durability, and Mechanical Testing Methods. The purpose is to establish standardized environmental testing methods for evaluating the environmental performance of liquid crystal display devices.

The preferred test method and preferred stress level values.

---Part 6-1.Test Methods for Liquid Crystal Display Devices - Photoelectric Parameters. The purpose is to specify the standardization of photoelectric parameters for liquid crystal display devices.

Preliminary test conditions and test methods.

---Part 6-2.Test Methods for Reflective Liquid Crystal Display Modules. The purpose is to specify detailed quality control procedures for reflective liquid crystal display modules.

Evaluation procedures, inspection requirements, screening procedures, sample requirements, and testing and measurement procedures.

---Part 6-3.Test Methods for Liquid Crystal Display Modules - Motion Artifacts in Active Matrix Liquid Crystal Display Modules. The aim is to specify the testing methods for transmissive liquid crystal display modules.

A general quality assessment procedure for the motion picture performance of thin-film transistor liquid crystal display devices.

---Part 6-4.Test Methods for Liquid Crystal Display Modules with Dynamic Backlighting. The aim is to specify the testing methods for active matrix liquid crystal display modules with dynamic backlighting.

Standard test conditions and test methods for the optical performance and power consumption of crystal display modules.

Yes, it is possible to determine a unified and optimal test method and optimal stress level value.

---Part 10-2.Environmental, Durability, and Mechanical Testing Methods. Environmental and durability testing is aimed at evaluating the performance of liquid crystal display devices.

For environmental performance, a unified and preferred test method and a preferred value for stress level were determined.

---Part 10-3.Environmental, Durability and Mechanical Testing Methods for Glass Strength and Reliability. The aim is to specify the requirements for liquid crystal display devices.

Test methods for glass strength and reliability.

---Part 20-1.Visual Inspection of Monochrome LCD Displays. The purpose is to specify the visual inspection methods for monochrome LCD displays.

---Part 20-2.Visual Inspection of Monochrome Matrix Liquid Crystal Display Modules. The purpose is to specify the visual inspection methods for monochrome matrix liquid crystal display modules.

---Part 20-3.Visual Inspection of Active Matrix Color Liquid Crystal Display Modules. The purpose is to provide an overview of how the human eye can inspect a transmissive active matrix color liquid crystal display module.

Detailed requirements and general rules for the quality assessment procedure of visual inspection of LCD display modules.

Liquid crystal display devices, Part 3-1.

Detailed Specifications for Blank Space on Liquid Crystal Display (LCD) Screens

1 Scope

This document is one of the blank detailed specifications for liquid crystal display devices, defining the most basic requirements for the format, summary page, and detailed specifications.

Content requirements.

This document applies to the formal release of detailed specifications for liquid crystal display (LCD) screens (e.g., for standard products).

2 Normative references

The contents of the following documents, through normative references within the text, constitute essential provisions of this document. Dated citations are not included.

For references to documents, only the version corresponding to that date applies to this document; for undated references, the latest version (including all amendments) applies.

This document.

Note. There are no technical differences between the content referenced in GB/T 18910.3-2024 and the content referenced in IEC 61747-3:2006.

GB/T 18910.11-2024 Liquid crystal display devices – Part 1-1.General specification (IEC 61747-1-1:2014, IDT) GB/T 18910.101-2021 Liquid Crystal Display Devices – Part 10-1.Environmental, Durability and Mechanical Test Methods (IEC 61747-10-1:2013, IDT) GB/T 18910.102-2021 Liquid Crystal Display Devices – Part 10-2.Environmental, Durability and Mechanical Test Methods Durability (IEC 61747-10-2:2014, IDT)

3 Terms and Definitions

This document does not contain any terms or definitions that need to be defined.

4 Requirements