ANSI CTA-861-I 一种用于非压缩高速数字接口的DTV配置文件 2023

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ANSI/CTA Standard

A DTV Profile for Uncompressed High Speed

Digital Interfaces

ANSI/CTA-861-I

February 2023

NOTICE

Consumer Technology Association (CTA)™ Standards, Bulletins and other technical publications

are designed to serve the public interest through eliminating misunderstandings between

manufacturers and purchasers, facilitating interchangeability and improvement of products, and

assisting the purchaser in selecting and obtaining with minimum delay the proper product for his

particular need. Existence of such Standards, Bulletins and other technical publications shall not

in any respect preclude any member or nonmember of the Consumer Technology Association

from manufacturing or selling products not conforming to such Standards, Bulletins or other

technical publications, nor shall the existence of such Standards, Bulletins and other technical

publications preclude their voluntary use by those other than Consumer Technology Association

members, whether the standard is to be used either domestically or internationally.

Standards, Bulletins and other technical publications are adopted by the Consumer Technology

Association in accordance with the American National Standards Institute (ANSI) patent policy.

By such action, the Consumer Technology Association does not assume any liability to any patent

owner, nor does it assume any obligation whatever to parties adopting the Standard, Bulletin or

other technical publication.

This document does not purport to address all safety problems associated with its use or all

applicable regulatory requirements. It is the responsibility of the user of this document to

establish appropriate safety and health practices and to determine the applicability of regulatory

limitations before its use.

This document is copyrighted by the Consumer Technology Association (CTA)™ and may not be

reproduced, in whole or part, without written permission. Federal copyright law prohibits

unauthorized reproduction of this document by any means. Organizations may obtain permission

to reproduce a limited number of copies by entering into a license agreement. Requests to

reproduce text, data, charts, figures or other material should be made to the Consumer

Technology Association (CTA)™.

(Formulated under the cognizance of the CTA R4 Video Systems Committee.)

Published by

CONSUMER TECHNOLOGY ASSOCIATION 2023

Technology & Standards Department

www.cta.tech

ANSI/CTA-861-I 
 
iii 
TABLE OF CONTENTS 
Table of Contents ................................................................................................................ iii 
Figures .................................................................................................................................. x 
Tables ................................................................................................................................... x 
Foreword ........................................................................................................................... xvi 
Scope ................................................................................................................... 17 
General ................................................................................................................ 18 
1  References ........................................................................................................... 18 
1.1  Normative References ......................................................................................... 18 
1.1.1  Normative Reference List ................................................................................. 18 
1.2  Informative References ....................................................................................... 22 
1.2.1  Informative Document List............................................................................... 22 
2  Definitions ............................................................................................................ 25 
3  Symbols and Abbreviations ................................................................................. 31 
4  Compliance Notation ........................................................................................... 35 
5  Hexadecimal Notation ......................................................................................... 35 
6  Binary Notation .................................................................................................... 35 
7  HxV Video Timing Notation ................................................................................. 35 
8  Bit Naming Conventions ...................................................................................... 35 
9  ASCII Codes, Characters, and Strings ................................................................... 36 
10  Operators and Functions ..................................................................................... 36 
Overview .............................................................................................................. 38 
1  General Video Format Requirements for Sources .............................................. 38 
2  General Video Format Requirements for Sinks ................................................... 39 
Video Formats and Waveform Timings ............................................................... 40 
1  Aspect Ratio ......................................................................................................... 53 
2  Frame Rate Relationships .................................................................................... 58 
Color Encoding, Sampling, and Conversion ......................................................... 59 
1  Default Encoding Parameters .............................................................................. 59 
2  Color Component Samples .................................................................................. 60 
2.1  RGB Conversion Matrices .................................................................................... 61 

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标签： #高速

摘要：

本文档详细介绍了ANSI CTA-861-I标准，该标准于2023年发布，是一种专门用于非压缩高速数字接口（如HDMI和DisplayPort）的DTV配置文件规范。本标准定义了如何通过数字接口传输高清视频、多声道音频以及辅助数据，确保设备间兼容性与高质量视听体验。内容涵盖视频格式标识、色彩空间、帧率、音频编码类型以及厂商特定信息的数据结构。对于从事消费电子、显示器、电视、数字接口硬件开发的工程师、标准制定者以及设备测试认证人员，本标准是理解现代数字电视信号在非压缩链路上如何被打包、识别和呈现的

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ANSI CTA-861-I 一种用于非压缩高速数字接口的DTV配置文件 2023

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