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Page "Outline of electrical engineering" ¶ 216
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Some Related Sentences

** and modulation
** Double-sideband modulation ( DSB )
** Single-sideband modulation ( SSB, or SSB-AM )
** Vestigial sideband modulation ( VSB, or VSB-AM )
** Quadrature amplitude modulation ( QAM )
** Frequency modulation ( FM ) ( here the frequency of the carrier signal is varied in accordance to the instantaneous amplitude of the modulating signal )
** Phase modulation ( PM ) ( here the phase shift of the carrier signal is varied in accordance to the instantaneous amplitude of the modulating signal )
** M-ary vestigial sideband modulation, for example 8VSB
** Polar modulation like QAM a combination of PSK and ASK.
** discrete multitone ( DMT )-including adaptive modulation and bit-loading.
** Self-phase modulation ( SPM ), an effect due to the Optical Kerr effect ( and possibly higher order nonlinearities ) caused by the temporal variation in the intensity creating a temporal variation in the refractive index
** Optical solitons, An equilibrium solution for either an optical pulse ( temporal soliton ) or Spatial mode ( spatial soliton ) that does not change during propagation due to a balance between diffraction and the Kerr effect ( e. g. Self-phase modulation for temporal and Self-focusing for spatial solitons ).
** Delta-sigma modulation
** The " nominal frequency " or the center frequency of an analog frequency modulation, phase modulation, or double-sideband suppressed-carrier transmission ( DSB-SC ) ( AM-suppressed carrier ), radio wave
** In very technical language: The nominal frequency or center frequency of various kinds of radio signals with digital modulation -- provided that the message bit stream is a random uncorrelated sequence of equally probable ones and zeroes (" marks " and " spaces ")
** In an AM ( amplitude modulation ) transmitter the amplitude ( strength ) of the carrier wave is varied in proportion to the audio signal.
** In an FM ( frequency modulation ) transmitter the frequency of the carrier is varied by the audio signal.
** Frequency modulation synthesis, a form of audio synthesis where the timbre of a simple waveform is changed by frequency modulating it with a modulating frequency that is also in the audio range
** Frequency modulation synthesis, a sound-generation technique popularized by early digital music synthesizers
** decal, modulation blending, tiling ( 16K / 128K texture buffer built-in )
** Oscillator Synchronization, Ring modulation
** Inter-carrier interference ( ICI ), caused by doppler shift in OFDM modulation

** and PCM
** Differential PCM ( DPCM )
** MR-1000-1bit 5. 6448 MHz / 1bit 2. 8824 MHz ( DSD )/ 24bit 192 kHz ( PCM )
** OggPCM-an encapsulation of PCM audio data inside the Ogg container format
** A lossless " PCM macroblock " representation mode in which video data samples are represented directly, allowing perfect representation of specific regions and allowing a strict limit to be placed on the quantity of coded data for each macroblock.
** An enhanced lossless macroblock representation mode allowing perfect representation of specific regions while ordinarily using substantially fewer bits than the PCM mode.
** RF5c68 and RF5c164 ( Sega CD PCM )
** Sega PCM and Sega 32x PWM
** WAV container, uncompressed PCM

Pulse-code and modulation
In the mid 20th century, a " codec " was hardware that coded analog signals into Pulse-code modulation ( PCM ) and decoded them back.
* Pulse-code modulation ( PCM )
* Pulse-code modulation, a digital representation of an analog signal
* Pulse-code modulation
* Pulse-code modulation
Pulse-code modulation allowed sharing a coder and decoder among several voice trunks, so this method was chosen for the T1 system introduced into local use in 1961.
* Pulse-code modulation
Sampling and 4-bit quantization of an analog signal ( red ) using Pulse-code modulation
Pulse-code modulation was invented by British scientist Alec Reeves in 1937 and was used in telecommunications applications long before its first use in commercial broadcast and recording.
Although SACD audio streams are encoded in a pulse-density modulation ( PDM ) scheme called Direct Stream Digital ( DSD ), a manufacturer may also write a Pulse-code modulation ( PCM ) " layer " compatible with conventional Compact Disc players.
* Pulse-code modulation
More recently, high-end hobby systems using Pulse-code modulation ( PCM ) features have come on the market that provide a computerized digital bit-stream signal to the receiving device, instead of analog type pulse modulation.
Pulse-code modulation
Comparison with Pulse-code modulation | PCM.
The USB audio 2. 0 specification defined several formats for the more common PCM ( Pulse-code modulation ) approach to digital audio, but did not define a format for DSD.
* In 1937, British scientist Alec Reeves files the first patent describing Pulse-code modulation.
This sampling is referred to as 8-kHz sampling ( See Pulse-code modulation ).
* Pulse-code modulation
* Pulse-code modulation
For media, CS networks use Pulse-code modulation ( PCM ), while IMS uses Real-time Transport Protocol ( RTP ).
# REDIRECT Pulse-code modulation
* Pulse-code modulation

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