Page 46 - Market Analysis Report of Optical Communications Field in China & Global market 2019
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Open capability means a physical network that supports services, which can effectively enhance the user experience
multi-service integrated bearers and supports flexible and stickiness, and create more value for operators.
deployment of network resources according to different
service needs. Building a flat network centered on data 3.Summary
center, enabling efficient allocation and collaboration ‘Internet +’, cloud computing and 5G have profoundly
of resources between cloud networks is an embodiment changed people’s life and strongly promoted social
of network openness. The open interface, especially the development. Emerging information technologies such
opening of the SDN north-south interface, promotes the as cloud computing, Internet of Things, big data, and
decoupling of optical networks. The opening of interfaces artificial intelligence will continue to lead us to a new
drives the fundamental transformation of optical networks era of intelligent information communication. Under
from “hard pipes” to “flexible and open networks”. the trend that global operators pay more attention to the
improvement of user experience and generally carry out
An open optical network is conducive to innovation in the network reconstruction and transformation, the evolution to
industry chain and technology, while reducing operator intelligent optical network is also key for the development
construction and operation and maintenance costs, and of optical network.
providing differentiated services to create new value.
Intelligent optical network will have the characteristics
2.4.On-demand of “ubiquitous, ultra broad-band, open, on-demand”.
All along, the closure of the network has made it impossible The realization of these features is inseparable from the
for users to obtain network resources and services technological innovation of equipment manufacturers
according to their needs, severely limits the development and the operators’ concept of network construction
of services and the improvement of user experience. Based and operation and maintenance. Only the simultaneous
on SDN, intelligent optical network realizes the separation innovation in technology and concept, we can truly build
of control plane and forwarding plane and centralized the intelligent optical network and fully build the core
control. Through the opening of network capabilities, users competitiveness of operators in the basic network field.
can obtain network resources and services as needed.
Intelligent optical network has a broad development space
The on-demand of the intelligent optical network is and will lead the evolution of optical communication
reflected in the flexible selection of the bearer mode, industry into a new era. FiberHome will work with
bandwidth, service path and protection level of the service operators and industry partners to explore and research
in the optical network, and timely adjustment and change innovations in key technologies, business scenarios and
according to requirements. The on-demand feature of the business models for intelligent optical networks, and to
optical network provides users with more customized open a new era of intelligent optical networks.
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demand for high-capacity links, G.654.E fiber will be is the data center,400G and 400G beyond technology will become
best choice to meet the requirements of cloud data center the main technology choice of the core layer in backbone
long distance interconnection transmission with large network and the cloud data center interconnection.Y2019 is
capacity for future high speed transmission. the first year of 5G era, the novle G.654.E fiber is the most
important link of transmission network construction, and
4. Conclusions cloudification data center interconnection.
From the perspective of transmission technology,400G
has the advantages of higher spectrum efficiency, lower 5.References
unit bit cost and lower power consumption than 100G, [1] N. Bergano, OFC 2009, SubOptic 2010(2010)
but it also faces the requirements of higher OSNR and [2] G. Charlet, ECOC 2010, paper We.8.F.1(2010)
lower nonlinear effect brought by high-order modulation [3] V. Curri, A. Carena, and G. Bosco,et. “Fiber Figure of Merit
system. Compared with the traditional G.652.D fiber, Based on Maximum Reach,” OFC 2013, OTh3G.2 (2013)
the large effective area G.654.E fiber has a lower [4] Shikui Shen et al.G.654.E Fibre Deployments in Terrestrial
attenuation coefficient and a larger effective area, which Transport System[C]. Optical Fiber Communication Confe-
can significantly reduce the nonlinear effect of the fiber rence, M3G.4, 2017.
and improve the OSNR of the system, thus increasing the [5] http://www.cww.net.cn/article?id=447352&from=singlemes
system’s unrelayed transmission distance, reducing the sage & isappinstalled=0. [EB/OL].
number of relay stations and reducing network delay. [6] Wanddong et al. FIELD TRIAL OF REAL-TIME SINGLE-
The colorful mobile Internet and Internet of things industry CARRIER AND DUAL-CARRIER 400G TERRESTRIAL
put forward higher requirements and challenges to mobile LONG-HAUL TRANSMISSION OVER G.654.E FIBER
communication network. With the increasing transmission [C].ECOC 2019 – 45th European Conference on Optical
rate and capacity between the core network and the cloud Communication, in press,2019.
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