By Cedric F. Lam
Passive optical community (PON) applied sciences became a massive broadband entry expertise as a result of transforming into call for for bandwidth-hungry video-on-demand purposes. Written through the prime researchers and specialists within the box, Passive Optical Networks provides coherent assurance of networking applied sciences, fiber optic transmission applied sciences, in addition to the electronics all for PON procedure development.
- An in-depth evaluation of PON applied sciences and the capability purposes that they enable
- Comprehensive evaluation of all significant PON criteria and structure evolutions, in addition to their execs and cons
- Balanced insurance of contemporary study findings with fiscal and engineering considerations
- Presents approach problems with protocols, functionality, administration and protection
- Extensive references to criteria and study fabrics for additional studies
This publication presents an authoritative evaluation of PON applied sciences and method specifications and is perfect for engineers and bosses in undefined, collage researchers, and graduate students.
- Balances remedy of the optical applied sciences with platforms matters equivalent to protocols, functionality, administration and protection
- Covers newest advancements in WDM-PONS, safety switching, dynamic bandwidth allocation
- Practical assurance with a bankruptcy on PON functions and deployment
- Case reports on enforcing PONs
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Extra resources for Passive optical networks : principles and practice
2 In switched networks, protocol data units (PDUs) on Layer 3 of the ISO reference model or the IP layer are usually referred to packets. Layer 2 or Ethernet protocol data units are usually called frames. These two terms are often used interchangeably. 10 Introduction bus line. Each station can directly communicate with another station in a peerto-peer fashion. The CSMA/CD protocol is completely distributed. It does not require a master controller for bandwidth arbitration on the transmission medium.
He then joined AT&T Labs— Research as senior technical staff member of the Broadband Access Research Department. His researches covered fiber to the home (FTTH), hybrid fiber coax (HFC) systems, optical metropolitan/regional area networks, optical-signal modulation techniques, etc. He received the AT&T Research Excellence Award for his contribution to the Metro-DWDM project in 2000. In 2002, Dr. , where he is now Chief System Architect, responsible for the development of metro WDM and Ethernet systems for video and high speed Internet transport.
The local loop distance where the cost of RT starts to make economic sense is called prove-in distance. Prove-in distance reduces as electronic technologies improve. In a PON system, the RT is simply a passive optical power splitter or WDM coupler. It should be realized that lack of killer applications was not the reason for the slow adoption of the PON technology. In order for PON to become commercially viable, the cost of running a fiber local loop (labor þ capital) needs to be in par with that of running a twisted pair loop, which is about $1000 in the United States.
Passive optical networks : principles and practice by Cedric F. Lam