北京冬奥会期间，中央广播电视总台深入贯彻“5G+4K/8K+AI”战略布局，充分践行“科技冬奥·8K看奥运”战略目标，采用世界最高电视制播技术标准，依托最先进的4K/8K兼容制作全IP架构超高清转播系统及各类型高精尖特种设备，出色完成开闭幕式及部分重要赛事8K公共信号制作任务，在冬奥会历史上首次实现8K制作播出，成为史上最具“科技驱动力”的奥运会。本文主要阐述各赛事8K公共信号转播特点，并技术创新归纳和总结。

During the Beijing Winter Olympics, the Central Radio and Television Station thoroughly implemented the strategic layout of "5G+4K/8K+AI", fully implemented the strategic goal of "8K watching the Olympics in winter with science and technology", adopted the world's highest television production and broadcasting technical standards, relied on the most advanced 4K/8K compatible production of all-IP architecture ultra-high-definition relay system and various types of high-tech special equipment, and excellently completed the 8K public signal production tasks for the opening and closing ceremonies as well as some important competitions, and realized 8K production and broadcasting for the first time in the history of the Winter Olympics, becoming the most "technology-driven" Olympics in history. This paper mainly describes the characteristics of 8K public signal relay of each competition, and summarizes and summarizes the technical innovation.