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By: Sylvain Cornay | Category: LTE/3G/4G | Posted date: 2016-06-28 | Views: 37

As global consumption of telecommunications services, need for bandwidth, and increasing competition from over-the-top (OTT) players continue to skyrocket, communications service providers (CSPs) are facing mounted pressure to keep a stronghold on their subscribers—and revenues.

By: Jean-Sébastien Tassé | Category: Optical/Fiber Testing | Posted date: 2016-06-23 | Views: 177

It is well-known that PMD is an important type of dispersion (the other one being chromatic dispersion) that distorts signals by increasing their duration, and that it can lead to bit errors in extreme cases. Therefore, PMD limits how fast and how far a signal can travel.

By: Sylvain Cornay | Category: LTE/3G/4G | Posted date: 2016-06-21 | Views: 313

Beyond setting aside funding, operators need to know in what precise areas of their network infrastructure they should invest in. Operators need to gain deep insight into all of their network’s health indicators to make wise choices about where to invest.

By: Sylvain Cornay | Category: Ethernet | Posted date: 2016-06-16 | Views: 474

One of our customers recently acquired the assets of another telecom company in order to reach new business levels, accelerate its growth, and create one of the largest business service providers in the world. Because of its long lasting relationship with the acquired company, EXFO has been instrumental in its success by delivering Ethernet service activation and troubleshooting solutions. 

By: Vincent Racine | Category: Optical/Fiber Testing | Posted date: 2016-06-15 | Views: 547

Measuring insertion loss (IL), optical return loss (ORL) and fiber length calls for an optical loss test set (OLTS). That’s a given, especially for high-count fiber-optic cables considering the greater speed and accuracy of the OLTS over the power meter and light source combo.

By: Sylvain Cornay | Category: Mobile Backhaul | Posted date: 2016-06-13 | Views: 440

To be ranked n°1 in network speed, network reliability, call performance, and data performance is not an easy task for wireless service providers. Although these achievements are extremely difficult to reach, our customer continues to be the best in terms of overall network performance. How have they consistently outperformed other service providers?

By: Jean-Sébastien Tassé | Category: Optical/Fiber Testing | Posted date: 2016-06-09 | Views: 427

The IEC recently published the long-awaited 61282-12 standard on OSNR measurements, Fibre optic communication system design guides – Part 12: In-band optical signal-to-noise ratio (OSNR). It includes key OSNR definitions applicable to latest technological advances, such as reconfigurable add/drop multiplexers (ROADM), and 100G+ signals.

By: Sylvain Cornay | Category: LTE/3G/4G | Posted date: 2016-06-08 | Views: 512

LTE technology (is a standard for wireless communication of high-speed data for mobile phones and data terminals. Commercially available since 2011, LTE is now closer than ever to realizing its full potential thanks to a ramp-up in the deployment of advanced services such as VoLTE and VoWi-Fi.

By: Lawrence Delvecchio | Category: LTE/3G/4G | Posted date: 2016-06-02 | Views: 580

Going live confidently with voice over LTE (VoLTE) services imply a lot of pre-testing to ensure that subscribers get the quality of experience they expect. But even after in-depth testing in the lab, failures show up, calls are dropped and networks go down.

By: Sylvain Cornay | Category: Trends | Posted date: 2016-05-31 | Views: 17760

With competition between communications service providers (CSPs) increasing more than ever before, so has the importance of customer experience management (CEM)—and its impact on SLAs, customer retention and the bottom line.

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