Applications and ResearchCiena has broken the record for the longest 800G transmission, according to a report on the company’s website. Helen Xenos, Ciena’s senior director, portfolio marketing, writing on the company website, said the company turned up an 800G wavelength from Toronto to Quebec City across a ‘world record-breaking’ 970km distance, 20km further than Infinera’s recent test […]
Applications and ResearchCompoundTek Pte Ltd, a global foundry services provider in emerging Silicon Photonics (SiPh) solutions, is working with Nanyang Technological University, Singapore (NTU Singapore) on a three-year joint advanced research and development collaboration for O, C, L-band silicon photonics tuneable lasers for communications and other emerging applications. One of the primary objectives is to develop a […]
Applications and ResearchFurukawa Electric Co (FEC) has conducted an experiment in its Mie, Japan facility to demonstrate the installation of a 6912-fibre optical cable with an outer diameter of 1.14 inches (29 mm) in a 696 foot (200m) long conduit with three 90 degree curves and an inner diameter of 32mm. The conduit used was a standard […]
Applications and ResearchThe world’s fastest data transmission speed has been achieved by University College London (UCL) researchers led by Dr Lidia Galdino, of UCL’s Electronic & Electrical Engineering. Working with Xtera and KDDI Research, the research team achieved a data transmission speed of 178Tbps, a speed at which it would be possible to download the entire Netflix […]
Applications and ResearchNeoPhotonics has completed experimental verification of the transmission of 400Gbps data over data centre interconnect (DCI) ZR distances in a 75 GHz spaced DWDM channel. The company says it achieved two milestones using its interoperable pluggable 400ZR coherent modules and its specially designed athermal arrayed waveguide grating (AWG) multiplexers (MUX) and de-multiplexers (DMUX). First, data […]
Applications and ResearchA research team from Australia’s Monash, Swinburne and RMIT universities has recorded what it claims to be the world’s fastest internet speed from a single optical chip of 44.2 Tbps. Researchers were able to load-test the network using 76.6km of ‘dark’ optical fibres installed across Melbourne Published in the prestigious journal Nature Communications, it is […]
Applications and ResearchResearchers from the Zepler Institute for Photonics and Nanoelectronics at the University of Southampton have demonstrated a new improvement in hollow-core fibre performance. The research team reckons the demo underlines the technology’s potential to soon eclipse current optical fibres. Hollow-core fibres replace conventional glass cores with gas or a vacuum to enable a range of […]
Applications and ResearchIn what has become a stream of such announcements, Infinera and Corning have announced delivering an 800Gbps single wavelength with Infinera’s sixth-generation Infinite Capacity Engine (ICE6) technology across 800 kilometres on Corning’s TXF® optical fibre. The success of Infinera and Corning’s 800G trial demonstrates the benefits of an industry leading coherent 800G solution with superior […]
Applications and ResearchHuawei has announced that it has completed two 800G coherent trials on live networks. One is with Turkcell and the other with China Mobile Zhejiang. The announcement follows Huawei’s launch of a 800G tunable optical module at the end of February 2020. The Turkcell trial took place between two data centres in Istanbul using Huawei’s […]
Applications and ResearchScotland-based CST Global has developed Quantum Key Distribution (QKD) emitter and detector technologies as part of a UK-funded, government project. The company says these technologies can enable totally secure, network communications. QKD suits mission-critical, client server applications, where unbreakable security codes prevent hacking and malicious attack. QKD can be applied to existing IT infrastructures and […]
Applications and ResearchVerizon, along with Ciena and Juniper Networks, has recently completed a test in Verizon’s live fibre network to move 800 Gbps of data on a single wavelength to support the demands of 5G. At the same time, Ciena revealed it had achieved 600Gbps across a Comcast 1,600-kilometer fibre connection between core peering locations in Newark, […]
Applications and ResearchResearchers at Sweden’s Chalmers University of Technology have completed a five-year research project looking at how to make fibre optic communications systems more energy efficient. Among their proposals are: smart, error-correcting data chip circuits, which they refined to be multiple times less energy consumptive; at a systemic level, the use of optical frequency combs instead […]
Applications and ResearchADVA has announced that its FSP 3000 and FSP 150 platforms will play a pivotal role in the OPENQKD project. Leveraging its ConnectGuard™ technology, ADVA will provide optical and Ethernet encryptors as well as open line systems for multiple testbed locations. Funded by the European Commission, OPENQKD will create and trial a secure communication network […]
Applications and ResearchScientists from the U.S. Department of Energy’s (DOE) Argonne National Laboratory and the University of Chicago launched a new testbed for quantum communication experiments from Argonne. The Argonne quantum loop consists of a pair of connected 26-mile fibre-optic cables that wind circuitously between Argonne to the Illinois tollway near Bolingbrook, IL, and back. At 52 […]
Applications and ResearchInfinera and GlobalConnect, an integrated digital infrastructure provider in Northern Europe, has announced the successful completion of a field trial demonstrating 400G coherent transmission over a 50 GHz fixed grid metro transport network concurrently with pre-existing 10G channels. The industry-first field trial showcased GlobalConnect’s ability to easily and cost-effectively scale its current optical transport network […]
Applications and ResearchADVA is leading a research project aimed at significantly expanding the capacity of optical metro and core networks. Funded by Germany’s Federal Ministry of Education and Research (BMBF), the OptiCON project is exploring technologies that will enable fibre infrastructure to carry ten times more throughput than today. ADVA says that with Internet traffic growing on […]
Applications and ResearchIn a paper appearing in the journal Science, researchers from the University of California, Berkeley, Lawrence Berkeley National Laboratory (Berkeley Lab), Monterey Bay Aquarium Research Institute (MBARI) and Rice University describe an experiment that turned 20 km of undersea fibre optic cable into the equivalent of 10,000 seismic stations along the ocean floor. During their four-day […]
Applications and ResearchService provider Etisalat has worked with Huawei to complete the first trial of compact all-optical cross-connect (OXC) for the transport industry. The OXC in question – the Huawei OptiXtrans OSN 9800 P32C – is a large-capacity OXC device that can be used in the backbone or aggregation layer. Huawei reckons it meets the requirements for […]
Applications and ResearchAn analysis by Princeton researchers has shown that a type of foam, long studied by scientists, is able to block particular wavelengths of light. This is acknowledged as a highly desirable property for next-generation information technology that uses light instead of electricity. The researchers, integrating expertise from materials science, chemistry and physics, conducted exhaustive computational […]
Applications and ResearchResearchers have developed a way to use 3D printing to create a preform that can be drawn into silica glass optical fibres. This new fabrication method could not only simplify production of these fibres but also enable designs and applications that weren’t possible before. “Making silica optical fibre involves the labour-intensive process of spinning tubes […]