BIDI optical module is an optical module using WDM (wavelength division multiplexing) bidirectional transmission technology, which realizes bidirectional transmission in the optical channel on one optical fiber at the same time. Unlike conventional opt...

Wavelength division multiplexing (WDM) is a technology in which two or more optical carrier signals of different wavelengths (carrying various information) are converged together at the transmitting end by a multiplexer and coupled into the same optical fi...

The wavelength of the 10G conventional SFP+ DWDM optical module is fixed, while the 10G SFP+ DWDM Tunable optical module can be configured to output different DWDM wavelengths. The wavelength tunable optical module has the characteristic...

AOC (Active Optical Cable) and DAC (Direct Attached Cable) are both used for data center short distance server interconnection and server switch interconnection. There are some key differences between the two. ...

The difference between AOC cables and DAC cables. Making a brief introduction.

With the development of optical communication, optical communication components are also growing rapidly. As one of the components of optical communication, the optical module plays the role of photoelectric conversion. There are many types of optical modul...

What is OLP Optical Line Protection Equipment?

100G 200G DWDM en DCI

WDM Wavelength Division Multiplexing, wavelength division multiplexer CWDM Coarse Wavelength Division Multiplexing, sparse wavelength division multiplexer, also known as coarse wavelength division multiplexer DWDM Dense Wavelength Division...

Four network structure modes of switches: cascading, port aggregation, stacking, and layering

Optical conversion unit: converts the optical signal from the SDH into an optical signal that meets the requirements of the wavelength division multiplexing system. According to the different positions in the WDM system, it is divided into: OTU at ...

What is the feature of 400G OTU?

Why we need 400G Muxponder ?

mux demux types

Optical fiber connectors are the most used optical passive components in optical fiber communication systems. Most optical fiber connectors are composed of three parts: two optical fiber connectors and a coupler. Two fiber optic connectors fit into the two ...

WDM is a communication technology that combines a series of optical signals carrying information but with different wavelengths into a bundle and transmits them along a single optical fiber; at the receiving end, a certain method is used to separate the opt...

The transmission distance of optical module is divided into short distance, medium distance and long distance. Usually short distance transmission is the transmission distance below 2km, medium distance is 10-20km. ≥30km is long distance transmission. Ligh...

The 100G CFP OTU board is a 100G service access module designed by Hengtong for optical fiber links in the future. It can realize C-band output optical power and wavelength adjustable CFP coherent optical module or 4*25G incoherent optical modu...

The advantages of SOA are: simple structure, small size, can make full use of existing semiconductor laser technology, mature manufacturing process, low cost, long life, low power consumption, and easy to integrate with other optical devices. In addition,...

The advantages of CWDM & DWDM combined optical transmission