Amplitude modulation (AM) is a modulation technique used in electronic communication, most commonly for transmitting messages with a radio wave. In amplitude...
35 KB (4,576 words) - 18:52, 10 August 2024
Quadrature amplitude modulation (QAM) is the name of a family of digital modulation methods and a related family of analog modulation methods widely used...
15 KB (1,924 words) - 23:25, 26 July 2024
Pulse-amplitude modulation (PAM) is a form of signal modulation where the message information is encoded in the amplitude of a series of signal pulses...
10 KB (1,094 words) - 17:12, 23 April 2024
sideband modulation (VSB, or VSB-AM) Quadrature amplitude modulation (QAM) Angle modulation, which is approximately constant envelope Frequency modulation (FM)...
25 KB (3,051 words) - 10:28, 19 June 2024
radio waves. A refinement of amplitude modulation, it uses transmitter power and bandwidth more efficiently. Amplitude modulation produces an output signal...
33 KB (4,797 words) - 20:53, 30 July 2024
relation to the modulating signal amplitude. Digital data can be encoded and transmitted with a type of frequency modulation known as frequency-shift keying...
31 KB (3,937 words) - 20:27, 7 July 2024
groups of modulation, amplitude modulation and angle modulation. In amplitude modulation, the angle term is held constant, while in angle modulation the term...
6 KB (673 words) - 10:10, 25 June 2024
Carrierless amplitude phase modulation (CAP) is a variant of quadrature amplitude modulation (QAM). Instead of modulating the amplitude of two carrier...
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AM broadcasting (redirect from Amplitude modulation broadcasting)
AM broadcasting is radio broadcasting using amplitude modulation (AM) transmissions. It was the first method developed for making audio radio transmissions...
74 KB (9,170 words) - 13:19, 11 August 2024
A sinusoid with modulation can be decomposed into, or synthesized from, two amplitude-modulated sinusoids that are in quadrature phase, i.e., with a phase...
13 KB (1,505 words) - 00:25, 17 June 2024