We spoke with NTT Distinguished Researcher Taiji Sakamoto, who is researching and developing MCFs with up to 12 cores in a single optical fiber as well as optical amplifiers that limit the increased power consumption that results from an increase in the number of cores. --Could you please tell us. Yangtze Optical Electronic Company, Wuhan 430205, China School of Physics and Microelectronics, Zhengzhou University, Zhengzhou 450052, China Department of Electrical and Electronic Engineering, College of Engineering, Southern University of Science and Technology, Shenzhen 518055, China Author to. To address the growing demand for bandwidth and the challenges of building higher-performance networks, Multi-Core Fiber (MCF) technology has emerged. Multi-Core Fiber unveils a new chapter of communication transmission poised to transform the optical networking industry. By integrating independent. HYC Co., Ltd, a global passive optical devices manufacturer, will showcase its latest complete series of MCF (Multicore Fiber) passive subassemblies at OFC2025 (April 1-3, Booth #3020). The rapid development of information and communication technology is driving the demand for higher data. The two types that appear to be showing the most promise for optical fibers in terms of viability are Hollow-Core Optical Fiber (HCF) and Multicore Optical Fiber (MCF), so far demonstrating some real improvements in speed, bandwidth, and capacity.