A journal for networking and telecoms
Subsea network coverage
Tracking cable systems, landing stations, marine routes, coherent transmission, financing and the cloud-driven expansion of global capacity.
Coverage architecture
Converge Digest follows the submarine cable systems carrying international traffic between continents. Coverage spans new routes, cable ownership, hyperscaler investment, landing stations, wet-plant technology, coherent transmission, marine installation and geopolitical resilience.
New routes, consortium structures, ownership and capacity design.
See the companies ↓02Fiber pairs, repeaters, branching units and marine engineering.
See the companies ↓03Cable landing stations, terrestrial backhaul and data center interconnection.
See the companies ↓04Financing, route diversity, regulation, repair and geopolitical risk.
See the companies ↓Latest reporting
Xtera will supply its subsea optical transmission system for the ARBR submarine fibre optic cable system, which is a fully-funded project developed jointly by…
Ciena is boosting the horsepower of GeoMesh Extreme submarine solution by adding support for L-Band spectrum. The platform also gains the ability to operate…
TE Subcom has been awarded a contract by Alphabet, the parent company of Google, to build a subsea cable from California to Chile. A…
Google announced its participation in the HAVFRUE subsea cable project across the north Atlantic and in the Hong Kong to Guam cable system, both…
TE SubCom will serve as the system supplier for HAFVRUE, a new subsea cable that will link New Jersey to the Jutland Peninsula of…
Marine survey work is underway for a new Pakistan East Africa Cable Express (PEACE) submarine cable that will connect South Asia with East Africa,…
Construction activity for the Djibouti Africa Regional Express (DARE) submarine cable system is now underway as supply contract with TE Subcom is now in…
Xtera has filed legal proceedings against Nokia Corporation, including Alcatel-Lucent, and NEC Corporation citing infringement of its intellectual property in subsea telecommunications systems. Specifically,…
Quintillion has activated commercial service on its new subsea fiber optic cable system serving five northern Alaska communities: Utqiaġvik, Wainwright, Point Hope, Nome, and…
Crosslake Fibre, a new venture that plans to construct the first submarine cable across Lake Ontario from Toronto, Canada to Buffalo, New York, has…
The Monet subsea cable system, which links the U.S. and Brazil, is complete and ready for commercial service. The 100Gbps-capable cable system offers an…
GBI, which stands for Gulf Bridge International, is well-known for its subsea cable system extending from the Arabian Gulf to the United Kingdom to…
Global Cloud Xchange (GCX), which is a subsidiary of Reliance Communications (RCOM), is launching a “Cloud and Fiber Initiative” featuring a new submarine cable…
Topic explorer
Use these curated entry points to move from the category overview into specific technologies, markets and the reporting attached to them.
Industry ecosystem
Submarine cables carry effectively all intercontinental traffic. Five groups of companies build, light, lay and pay for them.
Turnkey suppliers delivering wet plant, terminal equipment and installation.
Coherent line terminals and the DSPs setting per-fiber-pair capacity.
Fiber, armouring and cable production for deep-water and shore-end segments.
Cable ship operators handling laying, burial and the repair fleet resilience depends on.
Hyperscalers now fund and own a majority of new transoceanic capacity.
An editorially curated view, not a complete industry directory. Selection reflects market leadership, technology transitions and Converge Digest coverage volume. Browse the full archive →