bytes, , [GEN]. Document: ITU-T SG15 (Study Period ) Temporary Document GEN. Title: FTTH Handbook. Download as PDF, TXT or read online from Scribd .. FTTH Handbook 1 Introduction This handbook has been developed to provide an understanding of all the. [BLU 10] BLUETOOTH SIG I., , August [FTT 10b] FTTH, FTTH Handbook, Report, Fiber to the Home Council Europe,
|Published (Last):||4 June 2016|
|PDF File Size:||3.81 Mb|
|ePub File Size:||19.82 Mb|
|Price:||Free* [*Free Regsitration Required]|
For example — Bus or linear, distributed splitting, etc. MAC control protocol was specified to support and new functions to be implemented and added to the standard at the same handboook.
habdbook One of the basic requirements of an optical system is to provide components with sufficient capacity to hwndbook the optical signal to the expected range. Section five of IEEE Service is defined as a network service required by the operators.
These are defined by two wavelengths: The following table lists the advanced services that can be provided through FTTH along with their bandwidth. For downstream trafficthe traffic multiplexing functions are centralized in OLT.
The GPON ODN, handhook of a single mode optical fiber and cable; the optical fiber ribbon cables, hzndbook, optical connectors, passive optical splitters and passive branching components are very passive.
Active Method and Passive Method. For this, it uses synchronized switches at each end of the transmission line; resultantly, each signal appears on the line only a fraction of time in an handbiok pattern. To break down the bandwidth hurdle of the access over twisted pair cables, it supports high-bandwidth transmission.
The TV signals derived from a satellite Head End are optionally broadcast on a third optical wavelength of nm on same or additional fiber introduced into the FTTx system through an RF Overlay sub-system.
Each ONT gets an exclusive wavelength and enjoys the bandwidth resources of ftgh wavelength. An important feature of EPON is to provide different services with optimum QoS and effective allocation of bandwidth using different DBA allocation to meet the demand of current and future applications. PMD is responsible for the interface to the transmission medium. GEM can fragment its payload.
This combination of the two; together makes the ONT the most cost effective solution to provide GPON services to local and single-family, small, and medium enterprises. Ethernet has proven over time to be the ideal transporter for IP traffic. EFM technology allows different hxndbook of topologies to achieve maximum flexibility. The sublayer of physical coding PCS comprises codifications bit functions.
FTTH is the ultimate fiber access solution where each subscriber is connected to an optical fiber.
Larger the split ratio is for GPON, the more economical it is from cost perspective. The splitters are designated as [n: The downstream transmission, i.
Inthe FSAN group started the development of a gigabit speed standard, ftth. Each port of the AWG is wavelength dependent and the optical transceiver on each ONT transmits optical signals in a specified wavelength determined by the port on the AWG.
Ethernet Point-to-multipoint fiber provides relatively high bandwidth at a lower cost.
FTTH – Quick Guide
The larger the diameter of the telephone, the longer the distance it could reach. Downstream traffic broadcasts to all ONUs, so it becomes easy for a malicious user to reprogram ONU and capture desired frames. The conclusion of the IEEE Accordingly, the IEEE In GPON, two options are defined for the physical reach: Ethernet over point-to-point P2P fiber and over a network operating mechanism, Administration and Maintenance OAM to facilitate network operation and troubleshooting.
The PMA provides an independent middle way for PCS to support the use of a range of bit-oriented physical media series. The important factor is to configure Layer 2 channel for proper forwarding of service data.
FTTH Quick Guide
PON Core shell consists of two parts. This standard allows service providers a variety of flexible and cost effective solutions for the provision of broadband Ethernet services in the access and the metro networks. PMA includes the transmission, receipt, clock recovery, and align functions. Equipment venders focus on optimizing the function and practicability. PMD is optionally combined with management features that can be accessed via the management interface.
GEM supports fragmentation and reassembly. The most important bit rate handhook 1.
However, it avoids large overhead by allowing variable length frames. It allows the exchange of IEEE The same fibers are used simultaneously in both the directions. There are three categories or classes of components, which are based on power and sensitivity. It is the case of multi-point control protocol MPCP.