Basics
Synchronous Optical NETwork (SONET)
Synchronous optical networking (SONET) is a standardized digital communication protocol that synchronously transfers multiple data streams over long…
July 22, 2021 · Rajil TLBasics
Basics
Cable Modems
Cable modem is a hardware device that is used to connect the computer with the Internet Service Provider…
July 22, 2021 · Rajil TLBasics
Digital Subscriber Lines
Digital Subscriber Line (DSL) is a communication technology that offers high – bandwidth digital communication over standard telephone…
July 22, 2021 · Rajil TLBasics
Telephone Network
Telephone Network is used to provide voice communication. Telephone Network uses Circuit Switching. Originally, the entire network was…
July 22, 2021 · Rajil TLBasics
Time Division Multiplexing
Frequency division multiplexing (FDM) is a technique of multiplexing, where the users are allowed the total available bandwidth…
July 22, 2021 · Rajil TLBasics
Wavelength Division Multiplexing
Wavelength division multiplexing (WDM) is a technique of multiplexing multiple optical carrier signals through a single optical fiber…
July 22, 2021 · Rajil TLBasics
Frequency Division Multiplexing
Frequency division multiplexing (FDM) is a technique of multiplexing which means combining more than one signal over a…
July 22, 2021 · Rajil TLBasics
Telephone Modems
Modem is an abbreviation of “modulator demodulator”. It is a network device that modulates digital information or bits…
July 22, 2021 · Rajil TLBasics
Different Block Coding Techniques
We need redundancy to ensure synchronization and to provide some kind of inherent error detecting. Block coding can…
July 22, 2021 · Rajil TLBasics
The Maximum Data Rate of a Channel
Data rate refers to the speed of data transfer through a channel. It is generally computed in bits…
July 22, 2021 · Rajil TL