• March 16. 2023

With the development of optical communication technology, the market size of the optical module has continued to increase, and the 400G QSFP-DD packaging has become one of the most popular optical modules of large-scale data centers with the advantages of low power consumption, small volume, and high rate. At present, the types of 400G QSFP-DD optical modules on the market include 400G SR8, 400G D...

• March 14. 2023

In this blog, ETU-LINK will explain the development direction of optical interconnection of data center in the future from three aspects: geographical location distribution, bandwidth demand and optical module of data center. The construction of data center needs to occupy a relatively large land area, and the current price of land remains high, especially in some more developed cities, so the int...

• March 08. 2023

At present, data center traffic is increasing exponentially and network bandwidth is also being upgraded, which brings great development opportunities for high-speed optical modules. ETU-link will talk about the four requirements for optical modules in the next generation data center. 1. High speed, improve bandwidth capability The switching capacity of switching chips almost doubles eve...

• March 04. 2023

In this blog, ETU-LINK will talk about 10G DWDM Tunable module and its differences from ordinary DWDM optical module. The wavelength of 10G conventional SFP+ DWDM optical module is fixed, while 10G SFP+ DWDM Tunable optical module can be configured to output different DWDM wavelengths. The wavelength tunable optical module has the characteristics of flexible...

• February 28. 2023

Many partners do not know much about the packaging types of optical modules, so in this article, ETU-LINK introduces you to what are the common packaging types of optical modules, right? 1. SFP SFP is known as small form-factor Pluggable, which defines the standard to be followed from 1Gb/s to 28Gb/s single channel SFP package, SFP module compresses the size and power consumption of optical module...

• February 24. 2023

In this blog, ETU-LINK will take you through what SWDM short wavelength division multiplexing is. As super data center traffic continues to grow exponentially year after year, the bandwidth requirements of data centers are getting higher and higher, and the construction of next-generation data centers requires lower cost and wider bandwidth transmission media. The cost advantage of vertical cavity...

• February 21. 2023

In order to let you know more about the 100G QSFP28 optical transceivers, this article ETU-LINK will share the relevant knowledge of the 100G QSFP28 optical module with you in a question-and-answer format.     Q1: How many types of 100G QSFP28 optical transceivers? A1: At present, the 100G optical transceiver on the market include SR4, eSR4, PSM4, CWDM4, CLR4, LR4, ER4, ZR4, and the...

• January 11. 2023

Due to new applications such as 4K high-definition video, live broadcast and VR have promoted the rapid growth of global network traffic, and new applications such as cloud computing, laaS services and big data have higher requirements for data transmission in data centers, global data centers have been upgraded from the original 10G/40G to 25G/100G, which has triggered an increase in the demand f...

• December 09. 2022

Common 40G QSFP+ multi-mode optical modules include SR4 and BIDI, so what is the difference between the two multi-mode optical modules? And how to choose it? ETU-LINK will introduce these two optical modules to you. The package type of QSFP-40G-SR4 is QSFP+, the interface type is MPO, the transmission distance can reach up to 100 meters when used with OM3 patch cords; and the transmission distance...

• December 07. 2022

In recent years, with the rapid development of the Internet, cloud computing and big data, the increasingly high demand for bandwidth has promoted the construction of IT infrastructure data centers. The current speed standard of 10G Ethernet cannot meet the rapid growth of network traffic demands of large and medium-sized enterprises. From the perspective of resource investment and cost, 25G is th...