Shulou(Shulou.com)11/24 Report--

CTOnews.com, September 11, the evening of September 10, the Mid-Autumn Festival Gala of the Central Radio and Television Station in 2022 was broadcast on several CCTV stations. According to the news of the new generation of artificial intelligence industry technological innovation strategic alliance, the CCTV Mid-Autumn Festival Gala has achieved three major technological innovations.

According to reports, the Mid-Autumn Festival Gala of the Central Radio and Television Station in 2022:

Using the independent AVS standard "8K Ultra HD + 3D Sound" for the first time.

For the first time, more than 270 outdoor ultra-high-definition public large screens in 70 cities across the country have been broadcast simultaneously through the ultra-high-definition public large screen communication system of "hundred cities and thousands of screens".

For the first time to achieve the application of three-dimensional color sound (Audio Vivid) technical standards, the audience through the main station "cloud listening" client to feel the "sound" immersive Mid-Autumn Festival party atmosphere.

In the early recording of the party, in the audio signal acquisition stage, the sound engineer recorded live music, voice, and three-dimensional sound effects to multi-track recording equipment through the sound reinforcement mixer, and sent them to the video broadcasting vehicle. After getting the multi-track material, the post-production system carries on the audio mixing processing according to the video reference picture. For the first time, the production team used the Audio Vivid binaural rendering monitor plug-in to ensure that the sound of the production side rendering is the same as that of the terminal rendering, and the best listening effect is achieved.

Audio Vivid is the world's first audio codec standard based on AI technology, jointly developed by the Digital Audio and Video Codec Technology Standards working Group (AVS) and the World Ultra High definition Video Industry Alliance (UWA Alliance). At present, it has been gradually applied to a variety of terminal products.

CTOnews.com learned that on July 8 this year, the Digital Video Broadcasting Organization (DVB Project) announced the formal approval of China's "AVS3" as one of the next generation video codec standards in the DVB standard system. This is also the first time that DVB has adopted Chinese video standards.

Since the establishment of AVS working group in June 2002, thousands of people have persevered and overcome difficulties for more than ten years, and the AVS of independent intellectual property rights in China came into being. AVS3 is the world's first video coding standard for 8K and 5G industrial applications. With advanced technology and clear patents, AVS3 is the most suitable video coding standard in 5G+8K. It was first broadcast on CCTV-8K channel in 2021.

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