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GB/T 18910.63-2024: Liquid crystal display devices - Part 6-3: Measuring methods for liquid crystal display modules - Motion artefact measurement of active matrix liquid crystal display modules
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Liquid crystal display devices - Part 6-3: Measuring methods for liquid crystal display modules - Motion artefact measurement of active matrix liquid crystal display modules
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GB/T 18910.63-2024
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Basic data | Standard ID | GB/T 18910.63-2024 (GB/T18910.63-2024) | | Description (Translated English) | Liquid crystal display devices - Part 6-3: Measuring methods for liquid crystal display modules - Motion artefact measurement of active matrix liquid crystal display modules | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | L53 | | Classification of International Standard | 31.120 | | Word Count Estimation | 30,367 | | Date of Issue | 2024-04-25 | | Date of Implementation | 2024-08-01 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 18910.63-2024: Liquid crystal display devices - Part 6-3: Measuring methods for liquid crystal display modules - Motion artefact measurement of active matrix liquid crystal display modules
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ICS 31:120
CCSL53
National Standards of People's Republic of China
Liquid crystal display devices
Part 6-3: Test methods for liquid crystal display modules
Active Matrix Liquid Crystal Display Module Motion Artifacts
Published on April 25, 2024, implemented on August 1, 2024
State Administration for Market Regulation
The National Standardization Administration issued
Table of Contents
Preface III
Introduction IV
1 Scope 1
2 Normative references 1
3 Terms, definitions and abbreviations 1
3:1 Terms and Definitions 1
3:2 Abbreviations 2
4 Standard test conditions 3
5 Standard Motion Blur Test Method 3
5:1 General 3
5:2 Direct test method 3
5:2:1 Standard test procedure 3
5:2:2 Analytical methods 7
5:3 Indirect test method 9
5:3:1 Time step response 9
5:3:2 High-speed camera 12
6 Test Report 12
6:1 General 12
6:2 Report Contents 12
Appendix A (Informative) Subjective Test Method 15
Appendix B (Informative) Motion Contrast Reduction 16
B:1 Overview 16
B:2 Direct testing 16
B:3 Indirect testing 17
Appendix C (Informative) Dynamic Modulation Transfer Function 18
References 20
Figure 1 Example of edge blur test pattern 3
Figure 2 Example of a rotation tracking shooting system 4
Figure 3 Example of a linear tracking shooting system 4
Figure 4 Test area when the screen is horizontal 5
Figure 5 Test area when the screen is in portrait orientation 6
Figure 6 Example of brightness cross-section profile of blurred edge time 7
Figure 7 Example of brightness cross-section profile of extended blurred edge time 8
Figure 8 PBET calculation 8
Figure 9 Test setup for time step response 10
Figure 10 LCD response time test example 11
Figure 11 Example of motion image response curve obtained by convolving the response test of Figure 10 with a one-frame-wide window function
Figure 12 Test data report example 14
Figure B:1 Example of motion contrast reduction test pattern 16
Figure B:2 Example of motion contrast degradation caused by line spreading17
Figure C:1 Example of motion contrast reduction 18
Figure C:2 Examples of DMTF characteristics at different motion speeds (v)19
Table 1 Step response data of different brightness transitions 6
Foreword
This document is in accordance with the provisions of GB/T 1:1-2020 "Guidelines for standardization work Part 1: Structure and drafting rules for standardization documents"
Drafting:
This document is Part 6-3 of GB/T 18910: GB/T 18910 has been published in the following parts:
--- Liquid crystal display devices Part 1-1: General specification (GB/T 18910:11);
--- Liquid crystal display devices Part 1-2: Terms and symbols (GB/T 18910:12);
--- Liquid crystal display devices Part 2: Liquid crystal display module specification (GB/T 18910:2);
--- Liquid crystal display devices Part 2-1: Passive matrix monochrome liquid crystal display module blank detail specification (GB/T 18910:21);
--- Liquid crystal display devices Part 2-2: Blank detail specification for color matrix liquid crystal display modules (GB/T 18910:22);
--- Liquid crystal display devices Part 3: Liquid crystal display panel specification (GB/T 18910:3);
--- Liquid crystal display devices Part 4: Basic ratings and characteristics of liquid crystal display modules and panels (GB/T 18910:4);
--- Liquid crystal display devices Part 4-1: Basic ratings and characteristics of color matrix liquid crystal display modules (GB/T 18910:41);
--- Liquid crystal and solid state display devices Part 5: Environmental, durability and mechanical test methods (GB/T 18910:5);
--- Liquid crystal display devices Part 6-1: Test methods for photoelectric parameters of liquid crystal display devices (GB/T 18910:61);
--- Liquid crystal display devices Part 6-2: Test methods for liquid crystal display modules - Reflective type (GB/T 18910:62);
--- Liquid crystal display devices Part 6-3: Test methods for liquid crystal display modules Motion artifacts in active matrix liquid crystal display modules
(GB/T 18910:63);
--- Liquid crystal display devices Part 10-1: Environmental, durability and mechanical test methods Mechanical (GB/T 18910:101);
--- Liquid crystal display devices Part 10-2: Environmental, durability and mechanical test methods Environment and durability (GB/T 18910:102);
--- Liquid crystal display devices Part 20-1: Visual inspection of monochrome liquid crystal displays (GB/T 18910:201);
--- Liquid crystal display devices Part 20-2: Visual inspection of monochrome matrix liquid crystal display modules (GB/T 18910:202);
--- Liquid crystal display devices Part 20-3: Visual inspection of active matrix color liquid crystal display modules (GB/T 18910:203):
This document is equivalent to IEC 61747-30-3:2019 "Liquid Crystal Display Devices Part 30-3: Liquid Crystal Display Module Test Methods
Motion Artifacts in Active Matrix Liquid Crystal Display Modules:
The following minimal editorial changes were made to this document:
--- In order to coordinate with the existing standard name, the standard name is changed to "Liquid Crystal Display Devices Part 6-3: Liquid Crystal Display Module Test"
Method for Motion Artifacts in Active Matrix Liquid Crystal Display Modules:
Please note that some of the contents of this document may involve patents: The issuing organization of this document does not assume the 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 for Standardization of Electronic Display Devices (SAC/TC547):
This document was drafted by: Hisense Visual Technology Co:, Ltd:, China Electronics Technology Standardization Institute, Southeast University, BOE Technology
Group Co:, Ltd:, TCL Huaxing Optoelectronics Technology Co:, Ltd:, and Shengke Nano (Suzhou) Co:, Ltd:
The main drafters of this document: Liu Weidong, Zhao Ying, Li Xiaohua, Qiao Mingsheng, Wang Yu, Huang Weidong, Wang Yedong, and Liu Lu:
Introduction
In order to meet the production, manufacturing, inspection, and import and export trade needs of liquid crystal display devices in my country, a series of standards for liquid crystal display devices are formulated:
GB/T 18910 “Liquid Crystal Display Devices” is intended to consist of the following parts:
--- Part 1-1: General specification: The purpose is to specify the general procedures for the inspection of liquid crystal display devices and to give the electro-optical characteristics test method:
General requirements, requirements for climatic, mechanical and durability tests:
--- Part 1-2: Terms and symbols: The purpose is to define the preferred terms, definitions and text symbols for liquid crystal display devices:
--- Part 2: Liquid crystal display module section specification: The purpose is to specify the quality assessment procedures and inspection requirements required for evaluating liquid crystal display modules:
requirements, screening sequences, sampling requirements, details of tests and test methods:
--- Part 2-1: Passive matrix monochrome liquid crystal display module blank detail specification: The purpose is to specify the format and summary page requirements:
The minimum requirements and detailed specifications:
--- Part 2-2: Blank Detailed Specification for Color Matrix Liquid Crystal Display Modules: The purpose is to specify the format and summary page and detailed
The requirements for the most basic content of the specification:
--- Part 3: Liquid crystal display screen specification: The purpose is to specify the quality assessment procedures and inspection requirements required for evaluating liquid crystal display screens:
requirements, screening sequences, sampling requirements, tests and test methods:
--- Part 3-1: Liquid Crystal Display (LCD) Screen Blank Detailed Specification: The purpose is to define the quality assessment system for LCD screens:
--- Part 4: Basic ratings and characteristics of liquid crystal display modules and panels: The purpose is to specify liquid crystal display panels and passive matrix monochrome
Basic ratings and characteristic requirements of LCD 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 test methods: The purpose is to evaluate the environmental performance of liquid crystal display devices and to determine uniform
The preferred test method and preferred value of stress level:
--- Part 6-1: Test methods for electro-optical parameters of liquid crystal display devices: The purpose is to specify the standard for electro-optical parameters of liquid crystal display devices:
Standard test conditions and test methods:
--- Part 6-2: Test method for liquid crystal display module reflective type: The purpose is to specify the detailed quality of reflective liquid crystal display modules
Evaluation procedures, inspection requirements, screening procedures, sample requirements, and test and measurement procedure requirements:
--- Part 6-3: Liquid crystal display module test method Active matrix liquid crystal display module motion artifacts: The purpose is to specify the transmissive
General quality assessment procedure for motion picture performance of thin film transistor liquid crystal display devices:
--- Part 6-4: Test methods for liquid crystal display modules Liquid crystal display modules with dynamic backlight: The purpose is to specify the
Standard test conditions and test methods for the optical performance and power consumption of active-matrix liquid crystal display modules:
--- Part 10-1: Environmental, durability and mechanical test methods Mechanical: The purpose is to evaluate the mechanical properties of liquid crystal display devices
It is possible to determine a unified optimal test method and optimal value of stress level:
--- Part 10-2: Environmental, durability and mechanical test methods Environmental and durability: The purpose is to evaluate the performance of liquid crystal display devices:
Environmental performance, determine the unified optimal test method and stress level optimal value:
--- Part 10-3: Environmental, durability and mechanical test methods for glass strength and reliability: The purpose is to specify liquid crystal display devices
Test methods for strength and reliability of glass:
--- Part 20-1: Visual inspection of monochrome liquid crystal displays: The purpose is to specify the visual inspection method for monochrome liquid crystal displays:
--- Part 20-2: Visual inspection of monochrome matrix liquid crystal display modules: The purpose is to specify the visual inspection of monochrome matrix liquid crystal display modules
method:
--- Part 20-3: Visual inspection of active matrix color liquid crystal display modules: The purpose is to give the visual inspection of transmissive active matrix color liquid crystal display modules by the human eye:
Detailed requirements and general rules for the quality assessment procedure for visual inspection of liquid crystal display modules:
Liquid crystal display devices
Part 6-3: Test methods for liquid crystal display modules
Active Matrix Liquid Crystal Display Module Motion Artifacts
1 Scope
This document specifies a general quality assessment procedure for the motion picture performance of transmissive thin film transistor (TFT) liquid crystal display devices:
Definition of motion artifacts in moving images and description of testing methods for motion artifacts:
This document is applicable to the testing of transmissive active matrix liquid crystal display devices:
Note: Due to the complexity of motion image enhancement technology, the motion blur test method and analysis method mentioned in this document are not applicable to all different LCD
This is a common method for displaying devices: Users should be aware of this fact:
2 Normative references
The contents of the following documents constitute the essential clauses of this document through normative references in this document:
For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to
This document:
ISO /CIE11664-4 Colorimetry-Part 4: CIE1976 L*a*b* Color Space
L*a*b*Colourspace)
Note: GB/T 20147:4-2023 Chromatography Part 4: CIE1976L*a*b* Color Space (ISO /CIE11664-4:2019, MOD)
IEC 61747-30-1 Liquid crystal display devices Part 30-1: Test methods for liquid crystal display modules Transmission type
Note: GB/T 18910:61-2021 Liquid crystal display devices Part 6-1: Test methods for photoelectric parameters of liquid crystal display devices (IEC 61747-30-1:
2012, NEQ)
3 Terms, definitions and abbreviations
3:1 Terms and Definitions
The following terms and definitions apply to this document:
The URLs for terminology databases used for standardization maintained by ISO and IEC are as follows:
---ISO online browsing platform: http://www:iso:org/obp:
NOTE: In this document, the term "pixel" is used as a unit of signal resolution: That is, the horizontal and vertical pixel pitch (size) of the display under test (DUT) is based on
The display (scroll) distance is determined by the spatial distance of the screen display (scroll) corresponding to the input signal pixel, and has nothing to do with the display pixel type:
3:1:1
Curve representing the convolution of a time step response with a 1 frame wide moving window function:
Note: It characterizes how the brightness changes over time during smooth eye tracking, influenced by the response time of the liquid crystal and the hold-type characteristics of the device under test:
The score of the row:
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