Magazine: March 2008
Huawei launches subsea venture
After five years in the doldrums, the submarine cable market is surging back. Chinese optical equipment maker Huawei wants a piece of the action, writes Pauline Rigby.
Carriers still ponder their high-speed trajectory
Systems vendors, transponder makers and component suppliers are all trying to figure out the network operators' likely deployment schedules for 40 and 100 G transmission technologies. Roy Rubenstein reports on a supply chain in flux.
Optical access: visions and reality
As operators start to invest serious money in fibre access networks, Jean-Pierre Lartigue analyzes how service providers will transition from the initial vision to the end-game of FTTH deployment.
ROADMs drive an agile networking revolution
As operators upgrade their networks to enable more flexible bandwidth provisioning, ROADMs are being deployed not just in core networks but also in metropolitan and edge applications. Susan Curtis investigates how vendors are responding on performance and price.
Opto vendors refine SFP+ module design
An increasing number of optical systems vendors are designing SFP+ transceiver modules into their next-generation equipment. Raju Kankipati from US components supplier Opnext discusses the advantages and design challenges in developing the new form factor.