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    Blue Tech Wave Media
    Home » What is a dark fibre network?
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    What is a dark fibre network?

    By Alaiya DingJune 6, 2024No Comments3 Mins Read
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    • Dark fibre, unused optical fibre laid but not active, offers significant potential for expansion in telecommunications and network communications, enabling high-capacity, cost-effective data transfer and various applications.
    • Setting up a dark fibre network involves point-to-point or multipoint configurations and utilizes DWDM technology to significantly increase bandwidth, enhancing network performance, security, and speed for high-demand organizations.
    • Dark fibre aids in seismic monitoring, Arctic permafrost studies, and can be deployed underwater, highlighting its versatility.

    OUR TAKE
    A dark fibre network consists of unused optical fibres available for lease or use, offering high-capacity, cost-effective, and flexible solutions for telecommunications, network infrastructure, and specialized research applications.

    –Alaiya Ding, BTW reporter

    Dark fibre networks comprise unused optical fibres awaiting utilization. Deployed mainly in telecommunications, they hold significant untapped potential for high-capacity, cost-effective data transfer, and various applications.

    Understanding dark fibre networks

    Dark fibre, also referred to as unlit or black fibre, represents unused optical fibre that has already been laid but is not currently in use. Typically deployed in telecommunications and network communications, the term “dark” arises because no light pulses—responsible for data transmission in active fibre cables—are passing through it. Throughout the United States, there are thousands of miles of these dormant cables, presenting a significant resource yet to be fully tapped. Companies such as FieldEngineer.com offer customized dark fibre map solutions to help businesses identify and utilize these networks efficiently.

    Also read: Virgin Media’s $12.7M program launches fibre routes to Equinix’s Manchester data centre

    Also read: Silicon Valley’s dark fibre: Cologix & Bandwidth IG team up

    Setting up and using dark fibre networks

    Setting up a dark fibre network typically involves point-to-point or point-to-multipoint configurations. DWDM plays a crucial role in the efficiency and enhancement of dark fibre networks. This technology allows multiple data signals to travel simultaneously over the same optical fibre, each at distinct wavelengths, thus significantly increasing the bandwidth. Consequently, a single optical cable can be transformed into multiple virtual fibre, resulting in superior network performance, robust network security, and ultra-fast speeds. Dark fibre is not only accessible to businesses but can also be utilized by individuals, though organizations with high data demands, such as government institutions, schools, and large corporations, stand to gain the most.

    Benefits of dark fibre for businesses

    Businesses and large organizations are primary beneficiaries of dark fibre networks due to their substantial network usage and need for robust, secure infrastructure. Dark fibre ensures these entities have almost complete control over their network infrastructure, which is crucial for transmitting large files and sensitive data securely. Government agencies, educational institutions, e-commerce, and retail companies, for instance, require fast and reliable network connections to support their operations.

    Unique applications of dark fibre

    Beyond business and organizational use, dark fibre has fascinating applications in scientific research and environmental monitoring. In California, for instance, dark fibre is being utilized for earthquake research, providing a novel method for seismic monitoring. Similarly, in Alaska, these networks help monitor Arctic permafrost changes, showcasing dark fibre’s versatility beyond conventional uses. Dark fibre cables are not limited to terrestrial deployment; they can also be installed under oceans, broadening their applicability.

    DWDM Fibre network
    Alaiya Ding

    Alaiya Ding is an intern news reporter at Blue Tech Wave specialising in Fintech and Blockchain. She graduated from China Jiliang University College of Modern Science and Technology. Send tips to a.ding@btw.media

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