This article presents systematic methods for estimating cable requirements in weak current engineering projects. It covers comprehensive cabling system estimation, including horizontal subsystem cables, backbone subsystem copper and fiber optic cables. It also explains cable television system estimation methods, such as star wiring and serial connection wiring calculations. These methods ensure accurate cable length calculations and efficient project planning, making them essential for professionals in the field. Read More

This article covers 11 key points from the 21 fundamentals of optical fiber communication. It includes fiber classification, cable structures, and composition, and the importance of cable armor, performance parameters, and connector types. It also discusses splicing principles, fiber types in networks, and Passive Optical Networks (PON), focusing on the security and reliability of connectors and adapters. These points are crucial for those in fiber optic technology and communication systems. Read More

This article delves into the top 10 key knowledge points from the 21 fundamental aspects of optical fiber communication. It covers the composition of optical fibers, key parameters such as loss, dispersion, and bandwidth, and the causes of attenuation. The article also explains the importance of cutoff wavelength and how fiber dispersion affects communication system performance. Additionally, it discusses the principles and functions of Optical Time Domain Reflectometers (OTDR), the significance of common testing wavelengths like 1310nm and 1550nm, and identifies the wavelengths with minimum dispersion and loss in commercial optical fibers. Understanding these fundamentals is crucial for anyone involved in fiber optic technology and communication systems. Read More

This article explores the importance of upgradability in Passive Optical LAN (POL) networks, highlighting key strategies to ensure these networks remain future-proof and scalable. It discusses various methods and best practices for enhancing the upgradability of POL networks, including selecting compatible components, planning for future expansions, and implementing flexible deployment strategies. By focusing on upgradability, organizations can maximize the lifespan and performance of their POL networks, adapting to evolving technological demands and ensuring efficient and cost-effective network management. Read More

POL (Passive Optical LAN) networks offer a streamlined solution for network deployment, eliminating the need for intermediate facilities like electrical rooms, cabinets, and additional power supplies. By centralizing active equipment in the central computer room and at the end-user side, POL networks simplify maintenance and enhance efficiency. Unlike traditional structured cabling systems limited by 100-meter twisted-pair cable constraints, POL networks support longer transmission distances, reducing the space required for electrical rooms by up to 80% and cutting power consumption by 60%. These benefits result in a 30% reduction in network construction costs and over 60% savings in operational expenses. POL networks are ideal for modern network environments, providing efficient and cost-effective solutions. Read More

POL (Passive Optical LAN) networks offer significant advantages over traditional hierarchical switch networks through their hub-spoke structure and long-distance transmission capabilities. POL systems optimize local area network (LAN) cabling, providing a flatter and more streamlined architecture that supports transmission distances up to 20 kilometers. This makes POL networks ideal for large-scale buildings and campuses, such as office parks, airports, and stadiums, where traditional cabling systems would require multiple active devices to bridge transmission gaps. POL networks reduce the number of active components needed, lower costs, and enhance reliability. By adopting POL technology, organizations can achieve a more efficient, cost-effective, and reliable network infrastructure. Read More

All-Optical Networks (POL) represent the future of communication technology, offering high-efficiency and reliable solutions for modern enterprises. Utilizing Passive Optical Network (PON) technology, POL features a point-to-multipoint structure, comprising OLT (Optical Line Terminal), ODN (Optical Distribution Network), and ONU (Optical Network Unit). This network architecture ensures high-speed data transmission, flexibility in network management, and easy deployment. POL’s technical advantages include seamless network upgrades, high reliability, and simplified maintenance, making it ideal for various applications such as enterprise networks, campus deployments, and data center interconnects. By adopting POL technology, businesses can achieve more efficient data transmission, flexible network management, and reduced maintenance costs, meeting future network demands. Read More

The 1U MPO-LC fiber patch panel is an ideal solution for data center cabling, designed to support high-density fiber connections while ensuring efficient cable management. Its ergonomic design simplifies installation and maintenance, featuring a sliding mechanism for easy access. The patch panel can be installed in standard 19-inch racks and cabinets and is made from durable steel or aluminum materials. It can accommodate up to 96 fibers or up to 144 fibers, depending on the configuration. This patch panel is perfect for modern data centers, enhancing performance and organization with radius-protected fiber routing and modular box management from both the front and rear. Read More

The GYTS outdoor fiber optic cable is engineered to provide reliable and efficient performance in telecommunications. Featuring a robust structure with 250μm fibers encased in a loose tube, water-resistant compounds, and a PE sheath, the GYTS cable ensures excellent mechanical properties and temperature resistance. It includes water-blocking measures and UV resistance, making it suitable for duct, aerial, and direct burial installations. Compliant with YD/T 901 and IEC60794-1 standards, the GYTS cable is ideal for modern telecommunications infrastructure, ensuring reliable and efficient data transmission. Read More