6G网络下的全息技术发展及业务趋势

doi:10.11959/j.issn.1000-0801.2021254

摘要/Abstract

摘要：

6G的研究已经在全球范围内展开，聚焦于6G网络下全息交互类业务，通过研究全息交互类场景和业务，分析了对未来网络性能的要求，进而为6G网络的设计研究和技术演进提供业务需求方面的基础。研究了全息技术与应用现状、全息通信与全息交互类场景以及场景业务的技术指标和网络性能需求。定义了全息技术的发展阶段、发展成熟度、5G下的全息产业链、全息技术应用领域分布。构建了全息类场景池、场景特征，并基于特征形成六大类应用场景。通过技术指标测算，提出了全息人像传输的带宽性能要求。

关键词: 6G, 全息交互, 全息通信, 场景挖掘, 业务趋势

Abstract:

Research on 6G has been carried out on a global scale.Focusing on holographic interactive services under 6G, the requirements for future network performance by studying holographic interactive scenarios and services were analyzed.A basis for business requirements for the design and research and technological evolution of 6G networks was provided.The holographic technology and application status, holographic communication and holographic interaction scenarios, as well as the technical indicators and network performance requirements of the scene business were studied.The holographic technology development stage, development maturity, holographic industry chain under 5G, and holographic technology application field distribution were defined.A holographic scene pool and scene characteristics were constructed, and six types of application scenes were formed based on the characteristics.Through the calculation of technical indicators, the bandwidth performance requirements of holographic portrait transmission were proposed.

Key words: 6G, holographic interaction, holographic communication, scene mining, business trends

中图分类号:

TP39

侯文军, 白冰, 杨本植. 6G网络下的全息技术发展及业务趋势[J]. 电信科学, 2021, 37(11): 1-10.

Wenjun HOU, Bing BAI, Benzhi YANG. Research on the development and business trend of holographic technology under 6G network[J]. Telecommunications Science, 2021, 37(11): 1-10.

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技术指标	入门级体验值	优良体验值
分辨率	1080P	8K
色深	24	24
单帧数据量	1080P×24	8K×24
单点数据量（点云）	1080P×24	8K×24
帧数	30	60
相机阵列数（光场）	100	200
密集相机阵列压缩率（光场）	72%^[21]	72%^[21]
显示器尺寸（计算全息）	100 mm×100 mm	100 mm×100 mm
视场角FOV（计算全息）	36°	36°
显示像素间距（计算全息）	R：1 073 nm，G：861 nm	R：1 073 nm，G：861 nm
	B：728 nm	B：728 nm
传输压缩倍率	0.01^[22]	0.01^[22]

全息技术	2D全息			3D全息			真全息
	投影板	投影膜	立体光栅	点云	光场		数字全息	计算全息
	投影板	投影膜	立体光栅	点云	相机阵列	全光相机	数字全息	传输模型	传全息图
初级体验	29.2～65.6 Mbit/s	10.0～22.5 Mbit/s	12.8～28.9 Mbit/s	105.6～237.6 Mbit/s	255.7～575.4 Mbit/s	47.7～105.0 Mbit/s	379.6～854.0 Gbit/s	105.6～237.6 Mbit/s	379.6～854.0 Gbit/s
优良体验	238.0～535.5 Mbit/s	79.3～178.5 Mbit/s	106.2～238.9 Mbit/s	3.4～7.7 Gbit/s	15.9～35.7 Gbit/s	1.4～3.2 Gbit/s	17.2～38.7 Tbit/s	3.4～7.7 Gbit/s	17.2～38.7 Tbit/s