What Do You Know About Passive Optical Networks?
Passive optical networks (PONs) set the new standard for high-speed network buildings that brings fiber cables and signals to some user based upon the point-to-multipoint design that enables a single optical fiber to serve multiple devices. The actual architecture uses unaggressive (unpowered) optical splitters, reducing the price of equipment compared to copper-based architectures which need signals to be “refreshed” each and every 100 meters.
PONs buildings are designed to be very efficient, as they provide telephone, movie, and data site visitors over a single follicle of optical fiber for up to 64 consumers. Compare this to a conventional copper-based architecture which require three separate copper cabling infrastructures (one with regard to voice traffic, one for video visitors, and one for data/Internet site visitors). In fact, a typical 7-story building with 1,000 employees will require regarding 18,000 pounds of copper cables for all of the phone collections, data/ethernet connections, and CATV contacts. That same creating can be serviced using less than 3,000 lbs of soluble fiber optic cabling. Not only it is possible to deadweight savings of Fifteen,000 lbs, but there is a huge savings throughout copper which is a pure resource that is staying depleted from of planet by enormous copper mines.
By using fibers optic cabling coupled with unpowered optical splitters, a properly installed PON national infrastructure can support end-users up to All day and miles away without having to use repeaters or amplifiers. Compare this to a copper-based network commercial infrastructure that relies upon workgroup switches every Hundred meters (That’s under 330 feet!). So, with a PON infrastructure an organization can help to save on the cabling in addition to eliminate the workgroup switches from every IDF/Telco room. This paradigm change in networking infrastructure is far reaching in many different aspects. Here are some of the positive aspects:
1. Replace the three different copper wires infrastructures (telephone, video, and data) with a single fiber optic cabling commercial infrastructure.
2. Reduce the deadweight in a very building by changing the dense and heavy copper cabling together with very light dietary fiber optic cabling.
3. Remove the workgroup switches from each and every IDF/Telco room, which means preserving the cost of purchasing that equipment.
4. Reduce/eliminate the actual dedicated HVAC used for cooling the IDF/Telco rooms. Since the workgroup switches are generally eliminated, it also decreases and/or eliminates the need for dedicated HVAC to keep people rooms cool.
Five. Because a PON fiber optic community can provide higher bandwith, it is able to offer increased efficiency using more substantial, variable-length packets. This permits efficient packaging of user traffic, with framework segmentation allowing higher quality and services information (QoS) for delay-sensitive voice along with video communications traffic.
The benefits presented on this page for a PON infrastructure contact upon technical fineness, plus savings within space, weight as well as power. All of these components contribute towards decrease capital costs and also reduced operating cost for a network national infrastructure.
Dr. James Reynante is a specialist in systems architecture & design. His expertise includes the application and integration of various technologies including advanced fiber optical networking, alternative energy development, computer modeling, and RF communications. He holds a PhD in Computer Science and has served as an Assistant Vice President and Chief Engineer for Science Applications International Corporation (SAIC), a Fortune 500 scientific R&D company. Currently, Dr. Reynante is the Director of Engineering for Spada Innovations, a world-class network engineering company.
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