[1] Downie J D. Maximum Cable Capacity in Submarine Systems with Power Feed Constraints and Implications for SDM Requirements[C], 8346124(2017).

[2] Tang H, Yang C, Qin L et al. A Review of High-power Semiconductor Optical Amplifiers in the 1 550 nm Band[J]. Sensors, 23, 7326(2023).

[3] Yuan H, Furdek M, Muhammad A et al. Space-division Multiplexing in Data Center Networks: On Multi-core Fiber Solutions and Crosstalk-suppressed Resource Allocation[J]. Journal of Optical Communications and Networking, 10, 272-288(2018).

[4] Li A, Chen X, Al Amin A et al. Space-division Multiplexed High-speed Superchannel Transmission over Few-mode Fiber[J]. Journal of Lightwave Technology, 30, 3953-3964(2012).

[5] Quigley B, Cantono M. Boosting Subsea Cables with Multi-core Fiber Technology[EB/OL]. https://cloud.google.com/blog/prod-ucts/infrastructure/delivering-multi-core-fiber-technol-ogy-in-subsea-cables

[6] Xu R, Sun L, Xu G et al. PMD Impact on MCF Submarine Cables: Reassessing Outage Performance of Transmissions[J]. IEEE Photonics Technology Letters, 37, 5-8(2025).

[7] Sun L, Zhang J, Zhou G et al. Theoretical Investigations of Weakly and Strongly-coupled Multi-core Fibers for the Applications of Optical Submarine Communications under Power and Fiber Count Limits[J]. Optics Express, 31, 4615-4629(2023).

[8] Hayashi T, Tamura Y, Hasegawa T et al. Record-low Spatial Mode Dispersion and Ultra-low Loss Coupled Multi-core Fiber for Ultra-long-haul Transmission[J]. Journal of Lightwave Technology, 35, 450-457(2017).