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How to choose a reliable third-party module supplier 2--- Fiber Optic Product Manufacturer
Jul 16 , 2021
In the previous article, we learned about the first three questions about how to choose a reliable third-party module supplier, mainly from whether to obtain industry certification, whether to provide one-stop service, and whether there is a comprehensive product solution. Then we mainly introduce from the other three aspects below: Step 4: Whether to provide professional technical support For som...
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Advantages and disadvantages of Dense Wavelength Division Multiplexing (DWDM)
Jan 07 , 2022
Information network technology developers continue to strive to improve the throughput and quality of network data lines, while reducing the cost per bit (CPB) of the network. One of these technologies is dense wavelength division multiplexing (DWDM). DWDM is a method of creating multiple virtual fiber lines, which effectively increases the capacity of physical fiber lines. Wavelength division mul...
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Function of CWDM filter
Jan 18 , 2022
CWDM filters are designed to multiplex and demultiplex wavelength signals in metro, access and enterprise networks, as well as cable television applications. Additionally, they are often used to provide the wireless backbone for the latest 4G wireless networks (LTE). They are a low-cost approach for systems using uncooled laser sources and an alternative to more expensive DWDM components based on ...
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Optical Modules VS Transponders: What's the Difference?
Jul 08 , 2022
The optical transceiver module is a network interconnection device that realizes photoelectric signal conversion, and the repeater is a network interconnection device that realizes the regeneration, amplification and wavelength conversion of optical signals. conversion, but the functions and applications of the two are very different, and they are not interchangeable. Optical Module VS Transponder...
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How to solve when the optical module fails?
Nov 11 , 2022
During the use of the optical transceiver module, various problems will inevitably occur. The following summarizes the main reasons and solutions in the event of failure. Matters needing attention before use 1. Do not connect optical modules with different wavelengths. Due to the different transmission loss and dispersion in the fiber, the transmission distance corresponding to different wavelengt...
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WDM filter plays a very important role in DWDM system
Apr 11 , 2023
A WDM (Wavelength Division Multiplexing) filter is a common optical device that can be used to separate and combine optical signals of different wavelengths. In optical fiber communication, WDM filters are widely used in DWDM (Dense Wavelength Division Multiplexing) systems for multiplexing and demultiplexing. The working principle of WDM filters is based on the principle of optical interference. ...
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Working principle and application of wavelength division multiplexing technology
Aug 04 , 2023
Working principle of WDM technology The working principle of WDM technology is based on the properties of the optical spectrum. In a WDM system, multiple light sources generate optical signals at different wavelengths and mix these signals together. These signals are then transmitted through an optical fiber. At the receiving end, a demultiplexer is used to separate the signals of different ...
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Application of DWDM EDFA in Next-Generation Optical Access Networks
Aug 11 , 2023
With the increasing demand for digitalization and data transmission, next-generation optical access networks are gradually becoming the key to high-speed, high-bandwidth communications. In this field, dense wavelength division multiplexing incremental fiber amplifier (DWDM EDFA), as a key technology, is attracting widespread attention. DWDM EDFA technology can achieve longer transmission distance,...
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