Author Archive Fiber-mart

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100G QSFP28 Fiber Optic Modules and Standards

by www.fiber-mart.com The developing of 100G fiber optic transceiver has experienced a lot of challenges, thus various types of 100G fiber optic transceivers are being invented. Many 100G modules appeared on the market for a while and disappeared soon. Now it seems that 100G QSFP28 module will win the competition. [ Continue reading…]

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How to Build A Single-Fiber CWDM Network

by www.fiber-mart.com In most fiber optic network, dual-way transmission is necessary, which is usually achieved via duplex fiber cable. However, in some cases, simplex fiber cable can also support dual-way transmission like network that uses BiDi modules. For instance, if you used a pair of BiDi fiber optic transceivers with [ Continue reading…]

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Common Passive Fiber Optical Splitters

by www.fiber-mart.com Fiber optical splitter, also named fiber optic coupler or beam splitter, is a device that can distribute the optical signal (or power) from one fiber among two or more fibers. Fiber optic splitter is different from WDM(Wavelength Division Multiplexing) technology. WDM can divide the different wavelength fiber optic [ Continue reading…]

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GPON: Optimal Solution to FTTH

by www.fiber-mart.com Recently, the increasing spread of the Internet is the major driver for the development of new access technologies, which demand more capacities carry to bandwidth. Among these technologies, Fiber to the Home (FTTH) appears the most suitable choice. An optimal option for FTTH technology, Gigabit Passive Optical Network [ Continue reading…]

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How to Realize 16 Channels Transmission in DWDM Network?

by www.fiber-mart.com DWDM MUX/DEMUX plays a critical in WDM network building. 16 channels transmission is very common in DWDM networks. How to realize it in a simple way? This article intends to introduce two solutions to achieve 16 channels with different types of components. Which one is more cost-effective and [ Continue reading…]

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What’s the Difference Between Transceiver & Transponder?

by www.fiber-mart.com In a fiber optic communication network, there are many equipment and facilities to support the normal operation of the system. Fiber optic transponder and fiber optic transceiver are the one of these devices. Literally, both of them are with a prefix “trans”. It seems to imply that there [ Continue reading…]

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How to Select the Right Fiber Patch Cable for 40G QSFP+ Transceiver?

by www.fiber-mart.com It is clear that most servers in data center can support Ethernet transmission of 40G and 40G QSFP+ transceivers are considered to be the most economical solution for 40G transmission in data center. However, to make all these devices run normally and effectively, fiber patch cables must be [ Continue reading…]

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Double Density QSFP (QSFP-DD) Is Coming

by www.fiber-mart.com Recently the building of QSFP-DD (Multi Source Agreement) Group has excited optical communication industry. This group, including 13 members which are all the leading vendors in the industry, like Cisco, Brocade and Finisar, aims to create a upgraded version of QSFP transceiver, which is called QSFP-DD ( double [ Continue reading…]

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Which Fiber Optic Wall Plate Do You Use?

by www.fiber-mart.com With the expansion of fiber optic network, fiber optic cables are widely deployed in buildings and houses to be closer to end users. In many cases, fiber optic cables are installed in-wall. And fiber optic wall plates are used to provide easier and safer connection between the feed [ Continue reading…]

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Difference Between 100G-QSFP-PSM4, 100G-QSFP-SR4 and 100G-QSFP-LR4

by www.fiber-mart.com QSFP28 fiber optic transceiver is becoming the preferred solution for 100G network. It has the same outside looking as the 40G QSFP+ transceiver. But it has a 4*25G electrical interfaces which can transmit optical signals up to 100G. The part numbers of the QSFP28 transceivers are usually market as 100G-QSFP-xx. [ Continue reading…]

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