News & Event

With the rapid development of telecommunication networks,，underground networks are the invisible backbone of our connected lives. Fiber optic cables and microduct systems silently power the data, voice, and video connections that keep cities running.

As fiber optic networks expand beneath our streets and landscapes, an invisible infrastructure crisis looms: how do we protect and locate cables we cannot see? Every year, accidental cable strikes cause millions of dollars in damage, service disruptions affecting thousands of users, and potential safety hazards.

The fiber blowing technique represents one of the most significant innovations in telecommunications infrastructure deployment over the past four decades. This method, which involves propelling optical fiber cables through pre-installed ducts using a combination of compressed air and mechanical assistance, has fundamentally transformed how networks are built and maintained across the globe.

Finding a reliable supplier for microduct connectors involves a systematic approach that focuses on product quality, supplier credibility, and logistical capabilities.

The top 5 microduct connector manufacturers include Hexatronic, Camozzi Automation, Fibrain Group, FCST, and Preformed. Selection relies on several criteria: product quality, innovation, reliability, and global reach. Each microduct connector manufacturer demonstrates distinct strengths in these areas. The following sections present detailed insights into each company.

In fields like geophysical exploration, underwater operations, and industrial positioning, markers play a critical role in locating targets, tracking objects, and ensuring operational accuracy. Two common types of markers—near-surface markers and marker balls—serve similar core purposes but differ significantly in performance and application.

Photonic crystal fibers (PCFs), a next-generation optical fiber technology, have attracted considerable research attention due to their flexible structural design and excellent performance. Numerous types of PCFs exist, and numerous leading applications have emerged in various fields, including highly nonlinear PCFs for supercontinuum spectroscopy and grapefruit-shaped PCFs for fiber Bragg gratings with excellent temperature performance. However, substantial progress in their widespread application has yet to be achieved. The emergence of new hollow-core fiber technology promises a breakthrough.

As DWDM system capacity increases, the fiber power input into DWDM equipment is also increasing. Previously, when promoting G.654.E fiber, we emphasized that high input power would lead to increased nonlinear effects, thus limiting system capacity. However, when the single-wavelength rate of backbone DWDM networks increased to 400 Gb/s, we found that the nonlinear effects caused by high input power were not as serious, but fiber burning was the issue that required particular attention.

The traditional manual stacking manhole is increasingly being replaced by modern precast modular manhole systems. This strategic shift offers compelling advantages vital for today's demanding network infrastructure needs. First and foremost, modular access chambers drastically accelerate deployment.