Fiber Backhaul - Network Building

Fiber BackhaulNB+C WHITE PAPER | Fiber Backhaul | APRIL 2015companies and Fiber Service Providers (FSPs) such as Comcast, Cox and Time Warner capitalized on their significant Fiber resources and entered the wireless market as Fiber providers. These companies acquired vast networks of dark Fiber as a result of the telecom bubble in the late 1990s when many competitive carriers and a host of startups like WorldCom, Global Crossing, Metromedia, Williams Communications and XO built out nationwide Fiber networks to support a projected demand for high speed internet and telecom services. This demand did not materialize, many of these companies went bankrupt and the dark Fiber was left largely unutilized after the bubble , the cable companies and FSPs partnered with the carriers to deploy Fiber to their sites in conjunction with their LTE upgrades. As a result, Fiber Backhaul is increasingly common and has replaced copper and T1s as the standard in the industry for 4G is a crucial component of mobile networks that connects communication data from end users to nodes through the central Backhaul to the cell site was traditionally provided by copper or T1 lines.

As of the end of 2012 only approximately 40% of the United State’s 300,000 cell sites had fiber backhaul, however it is estimated that the penetration is over 90% in urban markets and below 30% in rural markets.5 This is mainly in response to the increased data demand as

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