Test & Measurement Featured Articles

MSOs' metro, core test needs evolve

by Meghan Fuller Hanna Today's MSOs are taking advantage of access technologies like Switched Digital Video (SDV), DOCSIS 3.0, and RF over Glass (RFoG) to increase bandwidth to their subscribers...

Ethernet OAM test applications

by Reza Vaez-Ghaemi, Ph.D. Overview For Ethernet to become carrier grade, a number of improvements must be developed and deployed. This paper introduces operation, administration, and maintenance...

Get the most from 10-Gbps to 40/100-Gbps network migration

by Olivier Jerphagnon Overview Experience suggests that the next wave of network migration will bring its share of challenges and surprises. New breakthroughs such as in-service monitoring offer a...

Answers at hand for 100-Gbps test challenges

by Meghan Fuller Hanna Overview It's hard to test phase-modulated signal formats with instruments designed for amplitude modulation. Help for technology developers may finally be on the way,...

JDSU T&M head sees opportunities in current market

MAY 1, 2009 By Stephen Hardy -- While the fiscal year 2009 third quarter numbers JDSU (search Lightwave for JDSU) issued on April 29 revealed a company that is no more immune from the current...