支持HDR和三维声的4K超高清电视端到端系统架构  

End-to-end System Architecture for 4K UHD TV Supporting HDR and 3D Audio

作　　者：潘晓菲 周芸 郭晓强 焦健波 Pan Xiaofei;Zhou Yun;Guo Xiaoqiang;Jiao Jianbo(China Media Group,Beijing 100020,China;Academy of Broadcasting Science,NRTA,Beijing 100866,China)

机构地区：[1]中央广播电视总台,北京100866 [2]国家广播电视总局广播电视科学研究院,北京100866

出　　处：《广播与电视技术》2020年第4期37-42,共6页Radio & TV Broadcast Engineering

基　　金：广东省科技计划项目“AVS2超高清电视头端编解码设备研发与应用”(项目编号:2017B010134001)课题资助。

摘　　要：本文面向4K超高清电视发展趋势,依据超高清电视相关技术标准,分析了支持高动态范围、三维声技术的4K超高清节目制作、编码、传输、接收解码等端到端各环节的技术需求,提出了端到端应用系统架构,搭建了基于AVS2编解码的端到端试验系统并开展了相关试验,为4K超高清电视系统级部署实施提供技术参考。Facing development trend of 4K UHD TV and according to relevant technical standards, this paper analyzes technical requirements of end-to-end links such as production, encoding, transmission, reception and decoding of 4K UHD programs that support high dynamic range and 3D audio technology. The paper also puts forward the architecture of end-to-end application system, builds an end-to-end test system based on AVS2 codec, and carries out relevant tests. It provides technical reference for 4K UHD TV system-level deployment and implementation.

关 键 词：超高清电视 AVS2 高动态范围 三维声 系统架构 

分 类 号：G221[文化科学] TN94[电子电信—信号与信息处理]