Search results with tag "Optical networks"
IEEE 802.3 Ethernet
www.ieee802.orgPassive Optical Network 1Gb/s Passive Optical Networks already supported – Included in IEEE Std 802.3ah-2004 Ethernet in First Mile – 1 Gb/s downstream and upstream Particularly successful in APR – Competing standards impediment to wider PONs adoption Both IEEE EPONs and ITU specified GPONs Bandwidth demands increasing – IPTV, VoD
Optical Networks – Basic Concepts (Part 1)
www.iitg.ac.inWhat is an optical network? Optical devices and components Basic concepts in optical networking Optimization of optical network design ... All the end-nodes are connected to a passive star coupler. Capable of supporting both unicast and multicast communication May be either a single-hop or a multi-hop network.
Optical Networks – Basic Concepts (Part 1) - iitg.ac.in
www.iitg.ac.inOptical fibers (Cont’d) data communication in an optical network use an optical carrier signal at some wavelength in the bandof 1450 to 1650 nm,