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Power Leveling on PONs
Power leveling attempts to equalize the signal levels an OLT receives from its associated ONUs. An OLT receives...
GPON’s Dynamic Bandwidth Assign...
Dynamic Bandwidth Assignment (DBA) is used on Passive Optical Network’s to allow better use of upstream...
ONU or ONT?
In the ITU-T standards, ONU is the generic name for devices installed at subscriber premises to convert PON interfaces...
Fiber to the Cabinet or FTTCab
What used to be called Fiber to the Node or FTTN is now called Fiber to the Cabinet or FTTCab in the ITU standards....
WiMAX Overview
posted on: Nov 3, 2009 | author: admin
Standardized by the IEEE and currently capable of rates of up to 15 Mbps, WiMAX (Worldwide Interoperability for Microwave Access) is a form of 4G...
Extending GPON’s Reach
posted on: Nov 2, 2009 | author: John Bartell
Carriers have two fundamental options for extending the reach of a Gigabit PON (GPON) network. One option is to deploy GPON Optical Line Terminals...
Active Fiber Overview
posted on: Oct 30, 2009 | author: John Bartell
Point-to-Point (P2P, also known as Active Fiber) is the simplest of all three Fiber To The Home fundamental architectures. With a point-to-point...
Active Ethernet Overview
posted on: Oct 28, 2009 | author: John Bartell
Active Ethernet is one popular way to deliver massive amounts of bandwidth to subscribers over fiber and is a major contender for Fiber to the Home...
RFoG Overview
posted on: Oct 27, 2009 | author: John Bartell
RF over Glass (RFoG) is a simple Hybrid Fiber/Coax (HFC) technology that replaces the coax access network with a passive optical network (PON). It is...
10G GPON Tutorial
posted on: Oct 26, 2009 | author: John Bartell
10G GPON (Gigabit Passive Optical Network) is an important 10 Gbps Passive Optical Network (PON) technology that is being standardized by the ITU-T...
Broadband Access Carriers Need Net Neutrality...
posted on: Oct 22, 2009 | author: John Bartell
Net Neutrality (or Network Neutrality or Internet Neutrality), as proposed recently by the FCC, is good for the broadband access carriers. Though...
Fiber in Broadband Access Networks
posted on: Oct 20, 2009 | author: John Bartell
The most expensive element in delivering broadband Internet services over fiber optic cable is the access network, and its architecture largely...
OneChip’s Revolutionary Transceivers
posted on: Oct 19, 2009 | author: John Bartell
OneChip Photonics is attempting to revolutionize the access optical transceiver market with their Photonic Integrated Circuit (PIC) technology....
A Cornucopia of Broadband
posted on: Oct 15, 2009 | author: John Bartell
Carriers have many choices for delivering broadband servies to residential and business subscribers they choose to serve. The majority of broadband...
ZyXEL Introduces IAD for DSL and FTTH
posted on: Oct 13, 2009 | author: John Bartell
ZyXEL recently introduced their model P-2612HW dual WAN Integrated Access Device (IAD). With both ADSL2+ and Ethernet uplinks, it can initially...
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