Standards

GY/T 335-2020 Digital Rights Management Standard Compliance Test for Content Distribution of Audio-Visual Content based on GY/T 335-2020

This document specifies the content and testing methods of the conformity test for GY/T 277—2019. This document is applicable to the conformity test for GY/T 277—2019.

Publish Date: 2020-11-09

GY/T 334-2020 Digital Rights Management for Audio-visual Content Distribution and Internet TV Digital Rights Management System Integration

This document specifies the integration framework, system functions, and interface protocols of the Internet TV digital copyright management system. This document is applicable to the integration deployment and implementation of the Internet TV digital copyright management system.

Publish Date: 2020-11-09

GY/T 333-2020 Digital copyright management for video and audio content distribution and integrated digital copyright management system for cable digital television

This document specifies the core mechanisms and interface protocols of the cable digital TV DRM system integration framework, content encryption, key management, content authorization, and terminal integration. This document is applicable to the integration and implementation of the cable digital TV DRM system.

Publish Date: 2020-11-09

GY/T 246-2020 Digital copyright management for video and audio content distribution and IPTV digital copyright management system integration

This document specifies the integration framework of the IPTV digital rights management system, the encryption and authorization of live content, the encryption and authorization of on-demand content, and the integration of DRM clients. This document is applicable to the integration and deployment of IPTV digital rights management systems.

Publish Date: 2020-11-09

GY/T 332-2020 Internet interactive video data format specification

This document specifies the data format of interactive videos on the Internet. This document is applicable to the construction and operation and maintenance of interactive video systems on the Internet, as well as the production, exchange, distribution, and playback of content.

Publish Date: 2020-10-12

GY/T 331-2020 High-definition television audio recognition and calibration signal technology requirements

This standard specifies the technical requirements for audio identification and calibration signals needed in the production and broadcasting of high-definition television programs, as well as in the testing of transmission links. This standard is applicable to the production, exchange, broadcasting, and transmission of high-definition television programs.

Publish Date: 2020-09-04

GY/T 330-2020 Super high-definition high dynamic range video system color stripe test chart

This standard specifies the color bar test charts for ultra-high definition (UHD) high dynamic range (HDR) video systems, including the hybrid log-gamma (HLG) narrow range color bar test charts, the perceptual quantization (PQ) narrow range color bar test charts, and the PQ full range color bar test charts. This standard is applicable to the design, production, acceptance, operation, and maintenance of UHD HDR video systems and devices.

Publish Date: 2020-09-04

GY/T 329-2020 4K Ultra HD video image quality subjective evaluation test images

This standard specifies the test images used for subjective evaluation of the image quality of 4K ultra-high definition video images with a signal format that complies with GY/T 307—2017 or GY/T 315—2018, and an image scanning format of 3840×2160/50/P. This standard is applicable to the subjective evaluation of the image quality of 4K ultra-high definition video systems and devices, and can also be used for objective testing of image quality.

Publish Date: 2020-09-04

GY/T 328-2020 Broadcasting and Television Steel Tower and Mast Operation and Maintenance Technical Specification

This standard specifies the requirements for daily inspection and maintenance, professional maintenance, reinforcement and renovation, and operation management of broadcasting and television steel towers (referred to as "steel tower masts"). This standard is applicable to the operation and maintenance of broadcasting and television steel tower masts, and other steel tower masts can be used as a reference for implementation.

Publish Date: 2020-07-28

GY/T 5093-2020 Technical standard for engineering construction of emergency broadcasting platform

This standard is formulated to regulate the construction activities such as consultation, design, construction, and acceptance of emergency broadcasting platforms, ensure the construction quality and investment effect of emergency broadcasting platforms, and improve the level of emergency broadcasting public services and the ability to disseminate emergency information

Publish Date: 2020-06-28

GY/T 327-2019 Cable Television Network Fiber to Home Gigabit One-way IP Broadcast System Technical Specification

This standard specifies the components of the gigabit unidirectional IP broadcasting system for fiber-optic to the home in cable television networks, the channel division, the coding standards and packaging of audio and video data, the broadcasting service information, the IP broadcasting transmission system, and the technical requirements of the IP broadcasting receiving module. This standard is applicable to the development, manufacture, networking, operation, and management of the gigabit unidirectional IP broadcasting system for fiber-optic to the home in cable television networks.

Publish Date: 2019-10-23

GY/T 326-2019 Monitor brightness and contrast calibration PLUGE test signal specification and calibration steps

Publish Date: 2019-10-11