• May 09. 2026

In popularizing optical modules, SFP and QSFP are often confused. They are actually packaging interface standards from different eras, with the core differences being size, number of channels, and data rate, which determine their application scenarios and adaptation requirements. Simply put, the packaging of an optical module is like a mobile phone charging interface, iterating and upgrading with ...

• May 07. 2026

Push open the door to the data center, and amidst the humming server racks, countless thin optical fibers are carrying massive amounts of data. At the source of these fibers, a component the size of a fingernail — an optical chip—determines the performance ceiling of the entire communication system. Today, we'll discuss the most crucial choice for optical modules: direct-modulated lasers (DML) ver...

• April 30. 2026

In today's rapidly evolving technological landscape, the convergence of drones and optical communication is becoming a key force driving industry transformation. The following will elaborate on the relationship between drones and optical communication, trends in optical module products, and future prospects. I. The Relationship Between Drones and Optical Communications: Optical Modules as Core Com...

• May 15. 2025

With the explosion of 5G, cloud computing, and AI computing power, the demand for bandwidth in data centers and communication networks is growing exponentially. However, problems such as limited fiber resources, high wiring costs, and tight rack space have become "invisible bottlenecks" that restrict network upgrades. How to Break Through? ETU-LINK 100G QSFP28 BIDI optical module came into being. ...

• November 11. 2024

As an optoelectronic device with high performance and long-distance transmission capability, optical modules play a crucial role in modern data centers, enterprise networks and communications. With the continuous progress and innovation of technology, more and more optical module products with different characteristics and application scenarios have appeared in the market. Today, ETU-LINK brings y...

• November 30. 2019

16G SFP+ bidi optical module is a kind of single fiber bidirectional optical module. In comparison, the single fiber bidirectional technology only uses one optical fiber to complete the work that the original two optical fibers can complete, which doubles the transmission capacity of the existing optical fiber, thus greatly saving the optical fiber resources. Today we will introduce the 16G SFP+ b...

• March 12. 2018

Saving the cost is a very important and factor in a large network transmission system, especially when it needs lots of the modules. So then the compatible optical transceiver appeared to solve such problem. In this industry, it should be known that if want the compatible optical module to work properly on a brand switch, like Cisco switch, then we must write the corresponding CISCO code in the mo...

• September 06. 2016

The arrival of the mobile Internet, the rise of the optical communications industry. We are inseparable from the optical communication. Fans can watch live on phone, people working outside can always talk to their parents any time, women can shop online. All of these bits and pieces of life we are all well received by the light. All of these we have benefited from optical communication. optical mo...