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

Explain the term internet, Explain the term Internet. Internet: ...

Explain the term Internet. Internet: The Internet, an umbrella term covering countless network and services that comprise a super-network, is a global network of compute

Explain the random scan and raster scan displays, Define Random scan/Raste...

Define Random scan/Raster scan displays?  Random scan is a method in which the display is made by the electronic beam which is directed only to the points or part of the screen

How linq is beneficial than stored procedures, There are couple of benefit ...

There are couple of benefit of LINQ over stored procedures.   1. Debugging - It is really very difficult to debug the Stored procedure but as LINQ is part of .NET, you can us

Define micro routine and microinstruction, Define micro routine and microin...

Define micro routine and microinstruction. A sequence of control words corresponding to the control sequence of a machine instruction represents the micro routine for that ins

Java database connectivity, Java Database Connectivity (JDBC) With two...

Java Database Connectivity (JDBC) With two different types of technologies available in the market today viz., the Windows and the Java technologies developed by the Microsoft

Define operation code, Define Operation code. The Operation code of an ...

Define Operation code. The Operation code of an instruction is a group of  bits that explain such operations as add, sub, ,shift, mul and complement.

When page fault frequency in an operating system is reduced, Page fault fre...

Page fault frequency in an operating system is reduced when the? When locality of reference is appropriate to the process so Page fault frequency in an operating system is redu

Process of interaction design, This unit starts by discussing the importanc...

This unit starts by discussing the importance of involving users in the interaction design process, explaining the reasons why user involvement can be useful, the different degrees

Virtual memory and organization of a cache memory, Described virtual memory...

Described virtual memory Ans: Data is to be stored in physical memory locations that have addresses different from those that specified by the program. The memory control circu

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