• August 04. 2026

With the continuous growth of data center traffic, 100G networks have become the industry standard. However, many engineers often face a practical problem when deploying 100G networks: what kind of patch cord should be used with 100G optical modules? Choosing the wrong one can lead to signal attenuation, link failure, or even equipment damage. This article provides a professional overview of the p...

• July 23. 2026

The optical communication industry boasts a comprehensive and professional technical terminology system, with numerous abbreviations and professional terms, posing a significant cognitive barrier for newcomers. Having accumulated extensive industry experience and understanding the inefficiency of rote memorization, this article systematically compiles frequently occurring core terms in optical com...

• July 21. 2026

Let’s Talk About the “Invisible Ears” and “Smart Brains” Hidden Within the Internet of Everything. Have you ever wondered how your phone can accurately recognize your voice when you say "Hey Siri" in a noisy environment? How does radar transmit signals to the vehicle's computer in milliseconds when it detects an obstacle in front of the vehicle to make a braking decision? Behind these "smart momen...

• March 03. 2026

In early 2026, global commodity markets experienced increased volatility: gold prices broke through $5,189 per ounce, and prices of non-ferrous metals such as copper and tin rose by more than 20% year-on-year. Prices of epoxy resin and fiberglass, key raw materials for PCB boards, also continued their upward trend. For the optical module industry, these raw materials form the "basic framework" of ...

• December 30. 2025

In the optical module production workshop of ETU-LINK Optical Communication, there are no spotlights, only a group of ordinary employees working silently. Day after day, they stick to their posts, using their skilled techniques and heavy sense of responsibility to ensure the quality of every optical module. Those products bearing "Made by ETU-LINK" are shipped to various places with this dedicatio...

• December 23. 2025

In critical communication scenarios such as data centers and 5G base stations, optical modules serve as the "core hub" for photoelectric signal conversion, and their "zero-failure" operation directly impacts the stability of the entire communication network. ETU-LINK, leveraging years of accumulated expertise and utilizing its cleanroom as a core base, has achieved a legendary "zero-failure" quali...

• December 11. 2025

Many people encounter a core question when setting up a network: should I use multimode fiber or single-mode fiber? Today, ETU-LINK will thoroughly explain the differences between the two to help you make the most economical and efficient choice. I. Core Principle: Different Light Transmission Methods As the name suggests, "mode" refers to the path pattern of light propagating in an optical fiber....

• November 19. 2025

In the field of optical communication, optical modules, as the core components for data transmission, rely heavily on a small "information business card"—a tag—for stable operation and efficient management. ETU-LINK, as a professional optical module manufacturer, deeply understands the importance of tags to its products. For the entire lifecycle of optical modules, ETU-LINK has created a different...