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

Design a multiplier, how can we design a multiplier by using ASM chart and ...

how can we design a multiplier by using ASM chart and then design the data controller ?!!

What is data link layer, Q. What is Data link layer? Data link layer: ...

Q. What is Data link layer? Data link layer: data link layer is responsible for transmitting a group of bits between adjacent nodes. Group of bits is termed as frame. Network

Show the bus and memory transfers, Q. Show the Bus and Memory Transfers? ...

Q. Show the Bus and Memory Transfers? A digital computer has many registers and rather than connecting wires amid all registers to transfer information between them a common bu

Conjunctive normal forms, Conjunctive Normal Forms: However there for ...

Conjunctive Normal Forms: However there for the resolution rule to resolve two sentences so they must both be in a normalised format called as conjunctive normal form, that is

What is the session, What is the session.  Session is a collection of v...

What is the session.  Session is a collection of various groups of method. Every session is assigned to a single control terminal. This terminal is either a pseudo-device. or a

Define program counter, Define Program Counter(PC) The Program Counter ...

Define Program Counter(PC) The Program Counter holds the address of the next instruction to be read from memory after the current instruction is implemented.

Software characteristics, Software Characteristics: Software is en...

Software Characteristics: Software is engineered and developed. Software can't "wear-out". Most of the software continues to be routine built. The term in

Human–computer interaction, In the view of the M364 module team, HCI has be...

In the view of the M364 module team, HCI has been superseded by ID. This is because HCI traditionally concentrated upon desktop computers with single users, whereas ID includes the

Explain about the value chain for a manufactured product, Explain about the...

Explain about the value chain for a manufactured product. The products sold in shops and purchased for use within organizations are the result of a complicated web of relations

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