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clairelin بازدید : 40 جمعه 29 دی 1391 نظرات (0)

Dense Wavelength Division Multiplexing(DWDM) is a combination of a set of light wavelengths using an optical fiber transmission. This is the one used in the existing fiber optic backbone network bandwidth laser technology. More specifically, the technology is close spectral spacing in a specified fiber, multiplexing, a single optical carrier, in order to take advantage of the transmission performance can be achieved (for example, the minimum degree of dispersion or attenuation). In this way, given the information transmission capacity, it can reduce the total number of fiber needed.

Fiberstore-manufacturer and supplier of DWDM mux and demux modules with Plastic ABS Box and 1u rank mount box package types, the DWDM 100g/200g Module designed for DWDM system, buy 4, 8,16,32,40 channels DWDM mux and demux modules with best price and worldwide delivery.

DWDM modules include DWDM mux/demux module and DWDM OADM module. Mux (Multiplexer) products combine several data signals into one for transporting over a single fiber. Demux (Demulitplexers) separate the signals at the other end. Each signal is at a different wavelength.

Fiberstore DWDM Mux and DWDM DeMux module provide high-density low-cost solution in this application. We provide high quality DWDM Mux/ Demux with different style, such as ABS box, LGX box, 19 inch Rack-mount, customized design. The DWDM Modules combine or split particular wavelengths into a single fiber and are idea for telecommunication and networking. DWDM technology use ITU standard 0.8nm/1.6nm spacing between the wavelengths, from 1529.55nm to 1560.61nm.

In the same fiber, DWDM can have different wavelengths simultaneously mix and transfer. In order to ensure effective, an optical fiber into multiple virtual fiber. So, if you intend to reuse the eight optical carrier (OC), that is, a signal of the optical fibers 48 so that transmission capacity from 2.5Gb / s to 20Gb / s. At present, the use of DWDM technology, a single optical fiber can transmit data traffic to achieve 400Gb / s. With the manufacturers in each fiber by adding more channels, the terabit per second transmission speed is just around the corner.

A key advantage of DWDM is protocol and transmission speed is not relevant. Based on the DWDM network can use the IP protocol, ATM, SONET / SDH, Ethernet protocol to transfer data, processing of data flow between the 100Mb / s and 2.5Gb / s. In this way, the DWDM-based networks in the transmission of a laser channel at different speeds of different types of data traffic. From the point of view of QoS (quality of service), the DWDM-based network to cost-effective way to respond quickly to customer bandwidth demands and protocol changes.

These DWDM modules passively multiplex the optical signal outputs from 4 or more electronic devices, send them over a single optical fiber and then de-multiplex the signals into separate, distinct signals for input into electronic devices at the other end of the fiber optic link. Buy DWDM Mux module and DWDM DeMux module from fiber optic products worldwide online store with confidence .

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