CIEN, Telxius Hit a Pioneering 1.3 Tb/s Wavelength Across the Atlantic

Core Insights - Ciena Corporation has partnered with Telxius to achieve the first 1.3 terabit-per-second single-wavelength optical transmission over the 6,600-km Marea submarine cable, addressing the rising global demand for high-capacity bandwidth driven by AI and cloud computing [1][4] Group 1: Technology and Innovation - Ciena's WaveLogic 6 Extreme (WL6e) technology is pivotal in this achievement, offering a single-wavelength transmission capacity of up to 1.6 Tb/s while reducing power consumption and space requirements by up to 50% [2][10] - The system achieved a record spectral efficiency of 7.0 bits/s/Hz, enhancing data transmission efficiency across the Atlantic [3] Group 2: Market Position and Growth - Ciena is recognized as a leading choice for network operators expanding their networks for fast data center and cloud connections, leveraging its comprehensive portfolio of optical systems and software services [5] - The WL6e solution is estimated to have an 18 to 24-month lead over competitors, gaining traction with 24 new customers in the fiscal second quarter, totaling 49 customers shortly after its release [6][10] Group 3: Customer Adoption and Expansion - Ciena has also added 10 new WaveLogic 5 Extreme customers, bringing the total to 344, with notable service providers like Lumen and Korea Telecom utilizing this advanced technology [7] - WaveLogic 5 Nano pluggables are now being shipped to 178 cloud and service provider customers, indicating strong market demand [7] Group 4: Financial Performance and Challenges - Ciena's stock has risen 65% over the past year, outperforming the Zacks Communication-Components industry's growth of 36.9% [9] - The company faces challenges from new tariffs and trade tensions, which could impact material costs and margins, with an expected $10 million in tariff-related costs each quarter in fiscal 2025 [8]