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Define carrier signal and its role in analog transmission?

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November 24th, 2012 07:19
in Data Communication and Computer Networks by abha (California State Polytechnic University, Pomona (CA), Aerospace engineering)

Define carrier signal and its role in analog transmission?

Can any one tell about the definition of carrier signal and its role in analog transmission.

6 Answers
0 votes

January 26th, 2013 16:55
gustavott (University of Liverpool, Computer science)
"A carrier is a single-frequency signal that has one of its characteristics (amplitude, frequency, or phase) changed to represent the baseband signal."

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February 14th, 2013 07:11
ashakiran (English and Foreign Languages University, Sociology)
"In telecoms, some sort of carrier wave or even service provider is often a wave shape (generally sinusoidal) which is modulated (modified) through an input when it comes to conveyance facts. "

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February 14th, 2013 08:08
ashwini (Chitkara University, Language)
This kind of carrier is usually a greater absolute frequency compared to the input signal.

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February 14th, 2013 10:45
atmaja (Shoolini University of Biotechnology and Management Sciences, Biomedical)
The goal of the actual carrier is usually possibly to deliver the knowledge by way of infinite as an nonparticulate radiation (just as stereo connection), in order to enable many carriers with different wavelengths to talk about perhaps the most common real transmittal channel by means of volume partition multiplexing (as, for example, any cable television service program).

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February 14th, 2013 11:51
baishali (Alliance University, Computers and algorithms)
"A carrier signal is a transmitted electromagnetic pulse or wave at a steady base frequency of alternation on which information can be imposed by increasing signal strength, varying the base frequency, varying the wave phase, or other means. This variation is called modulation. With the advent of laser transmission over optical fiber media, a carrier can also be a laser-generated light beam on which information is imposed. "

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February 14th, 2013 12:23
banani (Bidhan Chandra Krishi Viswa Vidyalaya, Programming)
"Kinds of linear modulation of your company consist of amplitude modulation (AM), FM (FM), and also phase modulation. Varieties of electronic modulation include things like types of heart value inflection (PCM), such as heartbeat amplitude modulation (PAM), heartbeat duration inflection (PDM), as well as pulse situation inflection (Parts per million). "

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