Abstract
The time shared optical network (TSON) has been proposed as a dynamic optical transport network solution to provide high bandwidth and low latency connectivity in support of 5G technology and beyond. This work reviews the TSON evolution stages developed in the framework of the U.K. national project Towards Ultimate Convergence of All Networks (TOUCAN). The details of the TSON architecture and its various development phases are discussed, and the performance of its latest implementation is evaluated through relevant demonstration activities across the Smart Internet Lab’s 5G (5GUK) test network.
Highlights
Due to latency and bandwidth requirements, optical networks are among the preferred transport technologies for both fronthaul/backhaul and metro/core network segments
There is a large variety of optical transport protocols and technologies that are being proposed by the industry and research communities to support fronthaul (e.g., common public radio interface (CPRI), evolved common public radio interface, time shared optical network (TSON)) and backhaul as well as metro and core requirements (TSON, orthogonal frequency-division multiplexing (O-OFDM), flexi-wavelength division multiplexing (WDM))
We proposed the TSON in order to provide a dynamic optical transport solution in support of 5G
Summary
There is a large variety of optical transport protocols and technologies that are being proposed by the industry and research communities to support fronthaul (e.g., common public radio interface (CPRI), evolved common public radio interface (eCPRI), time shared optical network (TSON)) and backhaul as well as metro and core requirements (TSON, orthogonal frequency-division multiplexing (O-OFDM), flexi-wavelength division multiplexing (WDM)). The choice of these technologies depends on the requirements that the wireless access technologies introduced in terms of bandwidth, latency, and other factors
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