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GB/T 44021.2-2024: Audio, video, and related equipment - Determination of power consumption - Part 2: Test signals and media
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Audio, video, and related equipment - Determination of power consumption - Part 2: Test signals and media
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GB/T 44021.2-2024
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Basic data | Standard ID | GB/T 44021.2-2024 (GB/T44021.2-2024) | | Description (Translated English) | Audio, video, and related equipment - Determination of power consumption - Part 2: Test signals and media | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | M72 | | Classification of International Standard | 33.160.10 | | Word Count Estimation | 38,334 | | Date of Issue | 2024-04-25 | | Date of Implementation | 2024-11-01 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 44021.2-2024: Audio, video, and related equipment - Determination of power consumption - Part 2: Test signals and media
---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
ICS 33:160:10
CCSM 72
National Standards of People's Republic of China
Power consumption measurement of audio, video and related equipment
Part 2: Test signals and media
Part 2: Test signals and media
power consumption-Part 2: Signals and media, MOD)
Released on 2024-04-25
2024-11-01 Implementation
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 and definitions, abbreviations 2
3:1 Terms and Definitions 2
3:2 Abbreviations 4
4 Signal 4
4:1 Audio and video signals for power consumption measurement 4
4:1:1 Overview 4
4:1:2 Static video signal 5
4:1:3 Dynamic broadcast content video signal 5
4:1:4 Internet content video signal 6
4:1:5 Audio signals associated with video signals 6
4:2 Video signal for peak luminance ratio measurement 6
4:2:1 General 6
4:2:2 Video signal 7
4:3 Audio Signals for Audio Power Measurement 8
4:3:1 Audio signal 8
4:3:2 Signal Level 8
5 Medium 9
5:1 Online Repository 9
5:2 Test signal compatibility with previous packaging media 9
6 Signal provision 9
6:1 Overview 9
6:2 Signal providing equipment 9
6:2:1 Insert the USB disk media into the UUT USB port 9
6:2:2 External audio-visual equipment 9
6:2:3 Service Provider Network Equipment 10
6:2:4 Audio signal generator 10
6:3 Interface 10
6:3:1 USB 10
6:3:2 HDMI 10
6:3:3 DisplayPort 11
6:3:4 Component analog video 11
6:3:5 S-Video 11
6:3:6 Composite analog video 11
6:3:7 Analog ground interface 11
6:3:8 Cable TV Interface 11
6:3:9 Digital terrestrial interface 11
6:3:10 Satellite interface 11
6:3:11 Network Interface 12
6:3:12 Other interfaces 12
6:4 Video signal level accuracy 12
Appendix A (Normative) Video signals for power consumption measurement 13
A:1 Test media source (video signal) 13
A:2 Test sequences (video signals) available for download from the IEC 62087-2 online repository 13
Appendix B (informative) Overview of video signals used for power consumption measurement 20
B:1 General 20
B:2 Static video signal 20
B:3 Dynamic broadcast content video signal (SDR) 20
B:4 Internet content video signals 21
B:5 Dynamic broadcast content data 22
B:6 Internet content data 25
B:7 Dynamic Broadcast Content Video Signal (HDR) 26
Appendix C (informative) Description of video signals for peak luminance ratio measurement 27
C:1 General 27
C:2 Three vertical stripe video signal 27
C:3 Dynamic window border video signal 27
Reference 28
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 2 of GB/T 44021 "Measurement of power consumption of audio, video and related equipment": GB/T 44021 has been published as follows
Lower part:
--- Part 1: General;
--- Part 2: Test signals and media;
--- Part 3: Television sets;
--- Part 4: Video recording equipment;
--- Part 5: Set-top box (STB);
--- Part 6: Audio equipment:
This document modifies and adopts IEC 62087-2:2023 "Measurement of power consumption of audio, video and related equipment - Part 2: Signals and media":
The technical differences between this document and IEC 62087-2:2023 and their reasons are as follows:
--- Added "This document applies to audio, video and related equipment:" to meet the requirements of GB/T 1:1 (see Chapter 1);
--- Replaced IEC 62087-1 with the normative reference GB/T 44021:1-2024, in line with the actual reference in this document
to adapt to my country's technical conditions and increase operability (see Chapter 3);
--- Changed the terms and definitions of "HD" and "UHD" (see 3:1:11 and 3:1:12) to adapt to the general classification of HD and UHD in my country;
--- Replaced IEC 60268-1 with the normative reference GB/T 12060:1-2017, in line with the actual reference in this document
to adapt to my country's technical conditions and increase operability (see 4:3:1:2);
--- Added the settings of digital audio broadcast receivers used in my country (see 4:3:2:3) to adapt to the widespread use of digital audio in my country
The following editorial changes were made to this document:
--- In order to coordinate with the existing standards, the name of the standard is changed to "Measurement of power consumption of audio, video and related equipment Part 2: Test signals and media";
--- Added the abbreviation "CDR" (see 3:2);
--- Deleted the abbreviations "BD", "dB", "Hz", "kb/s", "Mb/s", "RMS" (see 3:2);
---Change "HDMI latest available version" to "HDMI available version" (see 6:3:2);
---Change the network video signal (dynamic) bit rate in Table A:2 to "25/30Mb/s" (see A:2);
--- Deleted reference [20]:
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 Audio, Video and Multimedia Systems and Equipment (SAC/TC242):
This document was drafted by: China Electronics Technology Standardization Institute, Shenzhen CESI Information Technology Co:, Ltd:, BOE Technology Group Co:, Ltd:
Co:, Ltd:, Konka Group Co:, Ltd:, China Inspection Group Southern Testing Co:, Ltd:, Shenzhen Jiuzhou Electric Co:, Ltd:, TCL
Industrial Holdings Co:, Ltd:, Shenzhen Jifang Industrial Control Co:, Ltd:, Shenzhen Konka Electronic Technology Co:, Ltd:, Shenzhen Guangfeng Technology Co:, Ltd:
Ltd:, Shenzhen Zhaochi Co:, Ltd:, Hisense Visual Technology Co:, Ltd:, Dongguan Institute of Technology, Guangdong Huazhong Laige Standards Institute
FIRM LIMITED:
The main drafters of this document are: Shi Peining, Chen Renwei, Fan Kefeng, Shen Yong, Dun Shengbao, Luo Shaofeng, Han Qiufeng, Zhang Shuangwen, Li Hongming,
Han Xiaojie, Wang Dexi, Yang Jiayi, Wang Wei, Pan Xiaoheng, Huang Chuyi:
Introduction
As important consumer products, audio and video products are widely used in consumers' homes: The power consumption of audio and video and related equipment has become a major concern for consumers:
The development of this document provides a practical evaluation method for the power consumption evaluation of audio, video and related equipment, which will help strengthen the consumer product field:
It has played a positive role in building the domain standard system and promoting the healthy development of the industry:
GB/T 44021 "Measurement of power consumption of audio, video and related equipment" is planned to consist of 6 parts:
--- Part 1: General: The purpose is to specify general requirements for power consumption measurements of audio, video and related equipment:
--- Part 2: Test signals and media: The purpose is to give the test signals for audio, video and related equipment such as televisions and computer monitors:
Signals and media used when measuring power consumption:
--- Part 3: Television sets: The purpose is to specify the power consumption measurement and related characteristics of television sets:
--- Part 4: Video recording equipment: The purpose is to describe the power consumption measurement method of video recording equipment with removable media:
Various operating modes related to power consumption measurement:
--- Part 5: Set-top Box (STB): The purpose is to describe the power consumption measurement method of the set-top box and give various
operation modes:
--- Part 6: Audio equipment: The purpose is to describe the power consumption measurement method of audio equipment:
Power consumption measurement of audio, video and related equipment
Part 2: Test signals and media
1 Scope
This document specifies the signals used to measure the power consumption of audio, video and related equipment such as televisions and computer monitors:
The signal of brightness ratio, as well as the equipment, interface and accuracy related to the signal generation:
This document applies to audio, video, and related equipment:
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:
GB/T 12060:1-2017 Sound system equipment Part 1: Overview (IEC 60268-1:1985, MOD)
GB/T 44021:1-2024 Measurement of power consumption of audio, video and related equipment Part 1: General (IEC 62087-1:2015, IDT)
IEC 60107-1:1997 Methods of measurement for receivers for television broadcast transmissions Part 1: General conditions for radio and video frequencies
Note: GB/T 17309:1-1998 Measurement methods for television broadcast receivers Part 1: General considerations for RF and video electrical performance measurements and display performance
Measurement of energy (idtIEC 60107-1:1995)
IEC 60315-1:1988 Methods of measurement for radio receivers of various emission classes Part 1: General considerations and measurements (including
IEC 60315-3 Methods of measurement for radio receivers of various classes of emission Part 3: Receivers for AM sound broadcasting emissions
Note: GB/T 2846-2011 Measurement methods for AM broadcast receivers (IEC 60315-3:1999, NEQ)
IEC 60315-4:1997 Methods of measurement for radio receivers of various classes of emission Part 4: Receivers for FM sound broadcasting transmissions
Note: GB/T 6163-2011 Video broadcast receiver measurement methods (IEC 60315-4:1997, NEQ)
applications)
IEC 61938 Multimedia systems - Guide to recommended characteristics of analog interfaces for achieving interoperability
Note: GB/T 14197-2012 Preferred matching values for interconnection of audio, video and audiovisual systems (IEC 61938:1996, IDT)
DVB-T system)
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