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Demodulation is the
process of
extracting the
original information-bearing
signal from a
carrier wave. A
demodulator is an
electronic circuit (or computer...
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information capacity using this technique. This
comes at the
expense of
demodulation complexity. In particular, a DSB
signal has zero-crossings at a regular...
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further processing, and
finally recovers the
desired information through demodulation.
Radio receivers are
essential components of all
systems that use radio...
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component is removed,
leaving just the
original message. For
demodulation, the
demodulation oscillator's
frequency and
phase must be
exactly the same as...
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typically refer to
physical layer protocol duties such as modulation,
demodulation, line coding, equalization,
error control, bit
synchronization and multiplexing...
- wave and the receiver's
local oscillator for the
purpose of
coherent demodulation. In the
transmitter of a
communications carrier system, a
carrier wave...
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present and
allow synchronizing the
phase of the
local oscillator in the
demodulation circuitry. However,
SECAM features continuous subcarriers which don't...
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detection for FM broadcasts. In Software-Defined
Radio implementations the
demodulation may be
carried out by
using the
Hilbert transform (implemented as a filter)...
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pulses are
varied according to the
sample value of the
message signal.
Demodulation is
performed by
detecting the
amplitude level of the
carrier at every...
- A fax
demodulator is a
device used to
intercept fax
messages by
listening in on a
telephone line or
radio signal. A
typical (Group III) fax transmission...
