amplitude envelope

См. также в других словарях:

• Amplitude — is the magnitude of change in the oscillating variable, with each oscillation, within an oscillating system. For instance, sound waves are oscillations in atmospheric pressure and their amplitudes are proportional to the change in pressure during …   Wikipedia

• Envelope-Follower —   [englisch, envələʊp fɔləʊə(r); wörtlich »Hüllkurvenverfolger«], Baueinheit im Synthesizer, die die Amplitude eines eingegebenen akustischen Signals in eine Steuerspannung oder in MIDI Daten umwandelt. Bei einem einstellbaren… …   Universal-Lexikon

• Envelope detector — An envelope detector is an electronic circuit that takes a high frequency signal as input, and provides an output which is the envelope of the original signal. The capacitor in the circuit stores up charge on the rising edge, and releases it… …   Wikipedia

• Amplitude modulation — Passband modulation v · d · e Analog modulation AM · …   Wikipedia

• envelope of an amplitude modulated signal — moduliuotosios amplitudės signalo gaubtinė statusas T sritis Standartizacija ir metrologija apibrėžtis Dviejų laikinių kreivių, sudarančių viršutinę ir apatinę nešlio švytavimo zonos ribas, visuma, gauta moduliuojančiojo signalo fazei tolygiai… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

• Envelope — F/A/V The shape of the graph as amplitude is plotted against time. A sound s envelope includes its attack, decay, sustain and release (ADSR). (Sound) PP A measure of a sound s amplitude over time. Envelopes include a sound sattack, decay, sustain …   Audio and video glossary

• ADSR envelope — mdash; over time. The envelope may be a discrete circuit or module (in the case of analog devices), or implemented as part of the unit s software (in the case of digital devices).When a mechanical musical instrument produces sound, the Loudness… …   Wikipedia

• Slowly varying envelope approximation — In physics, the slowly varying envelope approximation (SVEA) is the assumption that the envelope of a forward travelling wave pulse varies slowly in time and space compared to a period or wavelength. This requires the spectrum of the signal to be …   Wikipedia

• Peak envelope power — is the average power supplied to the antenna transmission line by a transmitter during one radio frequency cycle at the crest of the modulation envelope, under normal operating conditions. PEP was often used in non broadcast amplitude modulation… …   Wikipedia

• enveloppe d’un signal modulé en amplitude — moduliuotosios amplitudės signalo gaubtinė statusas T sritis Standartizacija ir metrologija apibrėžtis Dviejų laikinių kreivių, sudarančių viršutinę ir apatinę nešlio švytavimo zonos ribas, visuma, gauta moduliuojančiojo signalo fazei tolygiai… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

• Sound synthesis — Basics of sound When any mechanical collision occurs, such as a fork being dropped, sound is produced. The energy from the collision is transferred through the air and other mediums, and if heard, into your ears. On a small scale, the collision… …   Wikipedia