What are concentrators, Computer Engineering

Assignment Help:

What are concentrators? Explain how it helps in connecting number of subscribers.

In rural areas, subscribers are usually dispersed. This is both unessential and expensive to give a dedicated pair for each subscriber. Three techniques are utilized to gain on the number pairs are as following:

1. Parity lines

2. Concentrators

3. Carrier Systems.

In second technique, a concentrator expander (CE) is utilized near the cluster of users and other one at the exchange end as demonstrated in figure.

2370_Concentrator-expander connection for dispersed subscribers.png

FIG - Concentrator-expander connection for dispersed subscribers.


Related Discussions:- What are concentrators

Functions of an operating system, a) In multitasking Operating Systems, th...

a) In multitasking Operating Systems, there are two types of multitasking such as the "Preemptive Multitasking" and the "Cooperative Multitasking". Describe the two mentioned mult

Validate the xml document , As an XML expert you are needed to model a syst...

As an XML expert you are needed to model a system for an online furniture shop. After an interview with the shop manager you have the certain information: The detail of th

Show the transmission control protocol, Q. Show the Transmission Control Pr...

Q. Show the Transmission Control Protocol? Transmission Control Protocol (TCP) TCP makes Internet reliable. TCP solves many problems which can occur in a packet switching

Define functionality of application layer in tcp/ip protocol, Define the fu...

Define the functionality of application layer in TCP/IP protocol stack? Function of Application Layer: The top layer within the Internet reference model is the applicatio

excitation diagram indicating , a.  Sketch the excitation diagram indicati...

a.  Sketch the excitation diagram indicating the last states and next states. b. Build the circuit using a Synchronous Counter with JK FF and NAND gates only. Replicate the circ

State briefly about the register transfer, State briefly about the  Regist...

State briefly about the  Register Transfer A micro operation is a basic operation performed on information stored in one or more registers. The result of operation may replace

Explain concurrent sharing, Explain Concurrent sharing. Concurrent s...

Explain Concurrent sharing. Concurrent sharing: Some number of programs may share a file concurrently. While this is the case, this is essential to ignore mutual interferen

Discuss about fourth generation electronic computers, Fourth Generation (19...

Fourth Generation (1972-1984) The next generation of computer systems used the large scale integration (LSI -1000 devices per chip) and very large scale integration (VLSI - 100

What is the type of process identifiers, What is the type of Process Identi...

What is the type of Process Identifiers? Identification of the real user Identification of the effective user Identification of the real group Identification

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd