Equipment Design Featured Articles

Overcoming the challenges of testing PON products over multiple kilometers of fiber

According to the July/August 2010 Lightwave magazine article “Testing PON devices with multiple kilometers of optical fiber,” the use of burst-mode data CDRs (BCDRs) in the latest...

Will most systems vendors go it alone for 100G designs?

According to the July/August 2010 Lightwave magazine article “Is 100G a DIY proposition?,” systems vendors traditionally have relied on MSA-based modules to help reduce costs. Now,...

Don’t forget about 10G

According to the July/August 2010 Lightwave magazine article “More need than speed,” that opens that issue’s “Analysis” section, Oclaro’s partnership with...

Switch fabric considerations for optical transport systems

The details of switch fabric chip implementation can vary widely depending upon the capabilities the switch fabric design is intended to support and the switch chip chosen. As we move toward a...

Intel hopes for revolution with Light Peak optical interconnect

Intel believes that Light Peak, its high-speed optical interconnect technology, will be integrated within all PCs and consumer electronic devices in the next couple of years. If this comes to pass,...

Tunable XFPs positioned to replace 300-pin modules

APRIL 1, 2010 By Stephen Hardy -- The promise of tunable, pluggable transceivers, especially XFPs, is finally beginning to be realized. While initial applications involve replacing fixed-wavelength...

PIC-based transceivers enable cost-effective 1G to 10G PON migration

By Andy Weirich Overview To meet the demands of both performance and cost, photonic integrated circuit (PIC) technology is the best choice for PON transceivers. Despite the global economic...

Photonic integration powers 100-Gbps DWDM

By Matt Traverso Overview The conventional approach to transmitter and receiver design, in which each element comes in a discrete package, will not prove beneficial for 100-Gbps DWDM. At least...

Optical integration through planar lightwave circuits

By Dr. Matt Pearson Overview Planar lightwave circuit (PLC) technology, originally developed for low-cost optical access products, is now being applied to other markets, including advanced...

Measuring complex optical modulation in fiber

By Daniel van der Weide Overview This article reviews both sampling and real-time techniques for signal conversion, compares many of the current instruments for measurement of complex...