switching pulse
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Pulse-width modulation — (PWM) of a signal or power source involves the modulation of its duty cycle, to either convey information over a communications channel or control the amount of power sent to a load. PrinciplePulse width modulation uses a square wave whose pulse… … Wikipedia
Pulse (interbank network) — PULSE is an interbank electronic funds transfer (EFT) network in the United States. PULSE serves more than 4,500 U.S. financial institutions and includes more than 265,000 ATMs, as well as POS terminals nationwide.Highlights:*In 1981, PULSE… … Wikipedia
pulse dialling — UK US noun [U] also US pulse dialing) COMMUNICATIONS ► a system that is used to make a connection with the telephone line by interrupting a continuous signal. In many parts of the world pulse dialling has been replaced by tone dialling: »Modern… … Financial and business terms
Switching amplifier — A switching amplifier or class D amplifier is an electronic amplifier which, in contrast to the active resistance used in linear mode AB class amplifiers, uses switching mode of transistor to regulate power delivery. The amplifier, therefore,… … Wikipedia
Pulse-amplitude modulation — Principle of PAM: (1) original signal, (2) PAM signal, (a) amplitude of signal, (b) time Pulse amplitude modulation, acronym PAM, is a form of signal modulation where the message information is encoded in the amplitude of a series of signal… … Wikipedia
Pulse sequence — In Fourier Transform NMR spectroscopy and imaging, a pulse sequence describes a series of radio frequency pulses applied to the sample, such that a free induction decay is induced whose signal can be recorded in the time domain. After applying a… … Wikipedia
Pulse swallowing counter — A pulse swallowing counter is a component in an all digital feedback system. The overall pulse swallowing system is used as part of a fractional N frequency divider. [ Integrated Frequency Synthesizers for Wireless Systems , Andrea Lacaita,… … Wikipedia
pulse vacuum hublock — This is a new scheme of switching the hubs in a four wheel drive vehicle using a pulse of vacuum rather than electrical solenoids, which are heavier and more prone to failure … Dictionary of automotive terms
Q-switching — Q switching, sometimes known as giant pulse formation, is a technique by which a laser can be made to produce a pulsed output beam. The technique allows the production of light pulses with extremely high (gigawatt) peak power, much higher than… … Wikipedia
Reflected-wave switching — is a signalling technique used in backplane computer buses such as PCI. A backplane computer bus is a type of multilayer printed circuit board that has at least one (almost) solid layer of copper called the ground plane, and at least one layer of … Wikipedia
Chirped pulse amplification — (CPA) o parámetros ópticos de amplificación de pulso chirpeado (OPCPA), es una técnica para amplificar un pulso de láser ultracorto hasta el nivel del petavatio con el pulso de láser que se extendió temporal y espectralmente antes de la… … Wikipedia Español
