• February 06. 2021

In the optical fiber communication network, the optical transceiver module which realizes the photoelectric conversion function occupies a very important position. The high-speed optical module has become the focus of the major operators, but the 10G Optical module still has its value. Next, ETU-LINK will introduce the 10G CWDM XFP optical module. 10G CWDM XFP optical module adopts hot swap XFP pa...

• February 20. 2021

EPON is a passive optical network based on Ethernet, which is an important part of optical access technology. The PON network consists of OLT (optical line terminal), ODN (passive optical splitter network) and ONU (optical network terminal). Partial composition. OLT equipment is located at the core position in the network topology. It accesses multiple service networks upwards, and accesses multip...

• February 26. 2021

2020 is the first year that 5G will be commercialized. At present, 25G optical modules have also been used in the construction of 5G signal base stations. Among them, 25G CWDM optical modules have a high market prospect in 5G fronthaul. Compared with other 25G optical modules, 25G CWDM optical module can save more fiber resources, thus effectively saving the total cost of operators. As early as 20...

• March 04. 2021

The 2.5G optical module adopts the SFP package form. Compared with the 1.25G SFP optical module, it has a higher speed. It conforms to the SFP MSA and synchronous optical network (SONET OC-48/SDH STM-16) standards, and has DDM Features. Below, ETU-LINK will list the 2.5G SFP Gigabit optical modules. At present, the 2.5G optical modules supplied by ETU-LINK are divided into three types: single fibe...

• March 06. 2021

With the rapid development of the Internet of Things, big data and cloud computing technologies, the amount of transmission required for information interaction has shown explosive growth. Among them, semiconductor lasers are the basic components supporting the development of optical communications, and their mechanisms are constantly being optimized to meet the needs of modern communications. Com...

• March 12. 2021

In the optical network solution, the unit cost of optical module as an accessory of switch is not as high as that of switch, but if the switch ports are full of optical modules, especially the original optical modules provided by equipment suppliers such as Cisco and Huawei, the total cost will be very high. Therefore, in order to reduce the total cost, many users will choose the third-party ...

• March 16. 2021

A high-quality optical module can ensure the flexible operation of high-density optical network, and provide convenience for subsequent management and expansion. So how should we judge the quality of optical module? Next, ETU-LINK will give you some judgment indicators.     The optical module shall comply with MSA multi-source protocol, and the manufacturer shall pass CE, ROHS, FCC ...

• March 18. 2021

The 50G SFP56 SR optical module is an optical module with a transmission distance of 100m and a maximum rate of 53.125Gbps. The transmission distance can be up to 70m or 100m through OM3 or OM4 multimode optical fiber. It is widely used in 50GBASE-SR Ethernet links.     ETU-LINK's 50G SFP56 SR optical module uses PAM4 high-order modulation technology, which can transmit twice the am...