"Tongshun Changhuai exhibition site is normal", "East West concierge exhibition site is normal", "Chaohai Fengshi exhibition site is normal" and "Daping Miyan exhibition site is normal"... At 14 p.m. Beijing time on February 4, At the Beijing Science and technology Winter Olympics 8K content display monitoring (command) center located in the Beijing North Fourth Ring Road Ultra HD video (Beijing) production technology coordination center, the last stress test is being carried out. Facing the monitoring system that displays the real-time dynamics of 20 8K Ultra HD large screens in Beijing, we look at the information from various districts and counties in Beijing from the working groups of wechat group, Zhang Hong, director of ultra high definition video (Beijing) production technology coordination center, showed a long lost smile. His heart has been steadfast for several days.
The opening ceremony of 2022 Beijing Winter Olympics will be held in the evening. As a key project reflecting the "science and technology Winter Olympics", the ultra-high definition demonstration application activity of "8K real" Beijing "color and 100 screen" beautiful "Winter Olympics" led by Beijing Municipal Bureau of economy and information technology will carry out real-time 8K signal broadcasting by relying on 8K terminals specially deployed in the city's public space, Let Beijing citizens see 8K pictures representing the current highest video display technology in outdoor, commercial places and even community activity centers, and let the grand occasion of the closing ceremony and the Winter Olympic Games "come to an end". This is the world's first "city level 8K broadcast control display matrix system", which is also the largest 8K terminal demonstration application activity led by Chinese industry.
Beijing Winter Olympics builds a city level 8K broadcast control display matrix system
8K is the most cutting-edge and eye-catching video technology. After the embryonic period and exploration period, 8K is ushering in a golden opportunity period of vigorous development. In 2019, the action plan for the development of ultra high definition video industry (2019-2022), jointly released by the Ministry of industry and information technology, the State Administration of radio and television and China Central Radio and television, proposed to take "4K first and 8K first" as the overall technical route, vigorously promote the development of China's ultra high definition video industry and applications in related fields, and lay out the layout in advance for the development of China's ultra high definition video industry, It is also clear that in 2022, "8K production and broadcasting test of event programs of Beijing Winter Olympic Games will be carried out".
In 2021, as the venue of the Winter Olympics, Beijing actively planned and organized the "demonstration and exhibition activities of 8K real 'Beijing' color and 100 screen 'beautiful' Winter Olympics 8K landing". "After repeated research, planning, demonstration and preliminary deployment, our city has built the world's largest urban 8K broadcasting system: including 20 large 8K ultra-high definition screens and 200 large-size 8K TVs, covering public spaces such as the National Grand Theater, Fengtai Lize business district, Chaoyang District blue harbor, Yizhuang Han nationality square, well-known universities such as Tsinghua University, National Stadium and other event venues; Urban sub centers and other communities; Migu coffee and other commercial places. " Gu Jinxu, deputy director of the Beijing Municipal Bureau of economy and information technology, told the reporter of China Electronics News, "At the opening ceremony on February 4, through this multi-level large screen, medium screen and small screen system, Beijing fully demonstrated the technologies and products of Beijing 8K industry in signal acquisition, live broadcast, signal transmission and terminal display. Through market-oriented organization, Beijing innovatively explored the commercial operation mode of 8K ultra-high definition video industry, which provided a basis for the sustainable development of science and technology after the Winter Olympics Provide the 'Beijing plan'. "
Integrating the power of Beijing's industrial chain to ensure the 8K Winter Olympics
The ultra high definition video (Beijing) production technology collaboration center (hereinafter referred to as the collaboration center), established in November 2018, is a comprehensive service and technology integration innovation platform for the collaborative development of the ultra high definition video industry chain jointly built by the Ministry of industry and information technology and Beijing. After three years of construction, the coordination center has achieved a breakthrough of 8K zero in China's ultra-high definition video industry by building a world-leading ultra-high definition video 8K industry platform, and driven the development of ultra-high definition video, especially 8K industry, with the role of the ultra-high definition video production technology collaborative service platform of the Ministry of industry and information technology. Promote the core technological innovation ability of Chinese enterprises in the ultra-high definition video industry, and make Beijing the world's leading 5g + 8K and 8K application demonstration city by carrying out 8K + 5g and 8K application demonstration tests. 2022 is the closing year of the action plan for the development of UHD video industry (2019-2022). This UHD demonstration and application activity of Beijing Winter Olympics is not only a "science and technology Winter Olympics", but also a "year-end test" and achievement display for the development of China's 8K UHD industry.
Zhang Hong, director of UHD video (Beijing) production technology coordination center, told China Electronics News that as a member unit of Beijing "5g + 8K special class" and the leader unit of the expert committee of "Beijing Winter Olympics 8K landing demonstration and exhibition activities", according to the deployment of Beijing Winter Olympics 5g + 8K special class, the coordination center was established at the end of November 2021 under the guidance of the Municipal Bureau of economy and information technology, Issued the basic technical requirements for Beijing 8K UHD video broadcasting service, completed the overall technical framework design of the implementation scheme of the "Beijing Winter Olympics 8K UHD landing demonstration and exhibition activity", implemented the technical route and technical standards of the activity, and determined the implementation plan and basic technical requirements for the four main links of broadcasting general control, transmission and distribution, network transmission and terminal presentation, Through the examination and approval of the expert committee, all relevant units in Beijing will be promoted to carry out various preparations quickly.
"The landing demonstration activity covers a wide range, from the layout of municipal infrastructure to the realization of technology, from personnel organization to safety guarantee. It must be a team work. It requires the organizers to have strong management and scheduling ability, the participants to have strong response and action ability, and it also needs to be full of a sense of responsibility and mission." Zhang Hong said. It is understood that from scratch, Beijing has deployed 20 outdoor 8K LED screens and 200 8K televisions over 75 inches, involving BOE, Leyard Optoelectronic Co.Ltd(300296) , TPV, HIDA and other brands and construction units; Build a large bandwidth dedicated transmission network and a dedicated transmission control system, involving three major telecom operators and Beijing Gehua Catv Network Co.Ltd(600037) , Beijing New Media Group, Migu culture and other units; Adopt high-quality streaming media 8K codec, involving Sumavision Technologies Co.Ltd(300079) , Zhongke Yunshi and Guanzhi cloud; Adopt high-performance storage and post editing equipment, involving Lenovo, Xinaote and other units... In addition, the equipment should be landed at each district and county point, and a large number of community staff should actively participate, cooperate and organize.
In order to ensure the smooth landing of the event, Beijing Municipal Bureau of economy and information technology specially set up a "Beijing Science and technology Winter Olympics 8K content landing monitoring (command) center" in the coordination center to undertake the monitoring and technical support of more than 220 8K landing display points throughout the process, and organize personnel to randomly inspect the broadcast of Winter Olympics 8K content and mass participation in each landing place. "The monitoring center is the last link of the whole landing display activity and the last barrier for 8K content broadcasting. We should not only ensure that the 8K signal of the Winter Olympic Games is broadcast safely on different terminals at 220 points in Beijing, but also switch the signal to 4K as quickly as possible in case of technical failure to ensure the audience experience. This tests our technical ability, organization and adjustment Degree capability. " Wang Fusheng, deputy general manager of the coordination center, told China Electronics News. He believes that the rich experience of 8K broadcasting is the main reason for the collaborative center to undertake this important role. Since its establishment, the coordination center has given full play to the role of the Ministry of industry and information technology as a collaborative service platform for ultra-high definition video production technology, independently designed, integrated and innovated the world's leading 5g + 8K video broadcasting vehicle, and jointly carried out nearly 30 5g + 8K and 8K actual combat broadcasting experiments with relevant units, realizing the application of 5g + 8K technology in international sports events, major state affairs Demonstration application in key livelihood projects and other activities. It is currently the most experienced team in 5g + 8K and 8K broadcasting in China.
On the afternoon of January 27, the monitoring system of Beijing Science and technology Winter Olympics 8K content landing monitoring (command) Center conducted the first pressure test as scheduled. At this time, it coincided with the intensification of the epidemic in some areas of Beijing, which caused great difficulties for the circulation of equipment and personnel. At the same time, there were only five large outdoor screens lit and connected to the monitoring system. However, the problems encountered in the construction and access of these five large screens were circulated and shared among the four regional working groups, transmission group, broadcast control group and other working groups of "tongshunchanghuai", "dongxigatehouse", "chaohaifengshi" and "Daping Miyan" established in this landing activity, which ensured that all large screens were lit up and accessed at the same time on February 1, making preparations for the live broadcast and landing of the Olympic opening ceremony.
All people share 8K new technology to enhance their sense of access
On the evening of February 4, the neighborhood committee of Meiliyuan community on the first floor of No. 30 auxiliary building of Meiliyuan community, No. 20 West Fourth Ring North Road, Haidian District, Beijing, came to see the community people of "8K real 'Beijing' color" sitting in front of BOE's 75 inch 8K UHD TV and watching the opening ceremony of the Winter Olympic Games collectively, which gave them a strong sense of freshness. The 7680 broadcast by CCTV 8K UHD channel and brtv Winter Olympic documentary 8K channel × The 4320 pixel opening ceremony picture made them feel the shock of "showing every penny".
"Look carefully, although (athletes) are wearing masks, the little hairs on their faces can be seen. At the beginning, the lens of the grass swinging is even more amazing..." Ms. Zhou, who came to experience 8K with her 9-year-old granddaughter, gushed to reporters, unable to hide her excitement. Suddenly, her attention was drawn away by the cheers of the audience. It turned out that the Norwegian delegation loved by her granddaughter Yao Yao entered the venue. She waved the national flag more warmly and spoke with the enthusiasm of "welcome to Beijing". Originally, in order to welcome the Winter Olympics, Meiliyuan community organized many mass activities. Yao Yao knew a lot about the Winter Olympics. When the opening ceremony introduced that Norway was the country with the most gold medals in the Winter Olympics, Yao Yao sitting in the first row couldn't help shouting.
China Bing dwen dwen later learned that Shuey Rhon Rhon and the snow melting and melting of the blackboard on the 8K TV were the beautiful children of the beautiful garden community organization, and Yuri Huang's credit. At the Beijing Winter Olympic Games, residents of Meiliyuan community realized the real "beautiful" life.
According to incomplete statistics by the reporter of China electronic news, nearly 10000 Lbx Pharmacy Chain Joint Stock Company(603883) in 200 indoor areas in Beijing have experienced the sense of presence and authenticity of 8K in Xiazhuang community of Xilu street, Fangshan, Shicheng village, Miyun Shicheng Town, Shicheng Village Activity Service Center, tianbaojiayuan community service station of Yizhuang Economic Development Zone, Haidian Science City Convention and Exhibition Center.
Mr. Lin's family, who lives in the family area of Renmin University of China, appreciated the graceful posture and green color of the grass at the beginning of spring at the gate of the contemporary mall opposite the National People's Congress.
A few weeks ago, when Mr. Lin went in and out of the campus, he found that the LED screen standing on the wall of the west gate of the contemporary mall all year round was different. The screen was larger, the colors were richer and the picture was clearer. At more than 7 p.m. on the 4th, Mr. Lin and his family had a dinner outside and were about to go home to watch the opening ceremony of the Winter Olympics. When they passed the contemporary mall, they were deeply attracted by the picture of China Central Television 8K Ultra HD channel broadcast on the large screen at the gate of the contemporary mall. They simply stopped in front of the contemporary mall and scanned the QR code of "one hundred cities and one thousand screens Walkman" in the lower left corner of the screen, Seriously wait for the opening ceremony to begin. Mr. Lin and his family were full of praise for the opening video of the 24 solar terms of the opening ceremony. The scene of the replacement of spring, summer, autumn and winter presented by 8K Ultra HD made people stay in nature and experience the flow of years. What Mr. Lin doesn't know is that in Beijing, there are also 19 other places with large LED display screens with a length of more than 20 meters and a height of more than 10 meters. There are also many Lbx Pharmacy Chain Joint Stock Company(603883) . They stop with curiosity and are attracted and shocked.
At the Beijing Science and technology Winter Olympics 8K content landing monitoring (command) center, the relevant staff of Beijing Municipal Bureau of economy and information technology and ultra high definition video (Beijing) production technology coordination center looked at the large screen picture presented on the monitoring screen with satisfaction and chatted easily with the heads of the audience who were accidentally "black pressed by the same frame".
"For tonight's live broadcast, have all points been successfully connected to 8K signal?" At 10:30 pm, the reporter sent such a message to Wang Fusheng. Before long, the reporter received a reply: it was successfully accessed!
