• December 01. 2023

Optical module is mainly used in the field of data communication. Its function is to realize the mutual conversion of photoelectric signals. Due to the rise of big data, blockchain, cloud computing, Internet of things, artificial intelligence and 5G, data traffic has increased rapidly.The optical interconnection of data center and mobile communication has become a research hotspot in the optical c...

• November 11. 2023

200G Ethernet has become a hot topic in the market due to its trend of higher transmission rate, higher density, and lower device power consumption. As important components, 200G optical modules, 200G DAC, and 200G AOC have also received attention from everyone. In this blog, ETU-LINK will talk about 200G DAC direct attach cables and 200G AOC active optical cables.   200G DAC The 200G DAC dir...

• November 10. 2023

In the process of digitization, data processing, storage and transmission have developed rapidly. The rapid growth of a large number of data search services and video services has led to the development of data centers based on supercomputers and storage. As the main product for short-distance data center interconnection applications, high-speed parallel transmission optical modules have broad mar...

• October 28. 2023

With the increasing demand for data transmission rate in the optical communication market, higher speed optical modules have also emerged. Compared with 10G and 40G wavelength division transmission systems, 100G optical transmission has achieved a series of significant reforms such as polarization multiplexing phase modulation technology, digital coherent reception technology, third-generation ult...

• October 21. 2023

With the increasing demand for large-scale cloud services and data center storage and processing, data center systems have become increasingly dispersed, making management increasingly difficult. In order to ensure the interconnection of high bandwidth and high-density data centers, 400G ZR was born on this basis. In this issue, we will explore the working principle, characteristics, and applicati...

• October 08. 2023

In the deployment of 40G networks, the 40G QSFP+ optical module is one of the most widely used, defined by IEEE 802.3ba, and supports different applications. The two basic interface specifications for QSFP+ optical modules are 40G BASE-SR4 and 40G BASE-LR4. In this blog, ETU-LINK will talk about the differences between 40 QSFP+ SR4 optical modules and 40G QSFP+ LR4 optical modules. Let's take a lo...

• September 28. 2023

40G QSFP+optical module is dedicated to high-density application systems, with higher port density and lower overall system cost compared to traditional SFP+optical modules. Due to the differences in various parameters, the application range is also different. 40G QSFP+ SR4 optical modules are mostly used in multimode applications to achieve short distance connections of data center equipment...

• September 20. 2023

In the previous blogs, we have already introduced the long-distance optical module in detail. Today ETU-LINK will take you through the differences between long-distance optical modules and short-distance optical modules.   With the rapid development of optical communication, people's speed requirements for telecommunications and data communication networks are constantly increasing, and trans...

• September 01. 2023

The 25G SFP28 optical module is simply an optical module with a transmission rate of 25Gbps, mainly used in 25G Ethernet and 100G (4x25Gbps) Ethernet, which can meet the growing demand of data centers in the most energy-saving way. Therefore, when there is a problem of high cost in optical modules such as 40G and 100G, 25G SFP28 optical modules have become a good solution. In this article, ET...

• August 25. 2023

With the continuous development of modern information technology, the demand for information transmission channel capacity by users is also rapidly increasing. Therefore, the market demand for 100G optical modules is constantly increasing, and their proportion in network construction costs is gradually increasing. The mainstream packaging of 100G optical modules mainly includes CFP, CFP2, CFP...