periodic pulse

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• Pulse repetition frequency — (PRF) is the number of pulses transmitted per second by a radar. The reciprocal of this is called the Pulse Repetition Time (PRT), Pulse Repetition Interval (PRI), or Inter Pulse Period (IPP), which is the elapsed time from the beginning of one… …   Wikipedia

• Pulse computer — Pulse computation is a form of computation that lies between digital and analog computation. It is any form of computation that uses aperiodic electrical spikes (as opposed to binary periodic voltages, like a digital computer), to transmit… …   Wikipedia

• Periodic current reversal — (PCR) is a current modulation technique that can be used in various electrochemical processes.In the most basic sense PCR simply means that the electrical current applied to the cell is reversed periodically but unlike pure AC the average (nett)… …   Wikipedia

• pulse modulation — n. 1. the formation of an intermittent carrier wave by the generation and transmission of a sequence of short, periodic pulses: used in radar 2. the modulation of the amplitude, a characteristic, etc. of a sequence of pulses in order to convey… …   Universalium

• pulse modulation — n. 1. the formation of an intermittent carrier wave by the generation and transmission of a sequence of short, periodic pulses: used in radar 2. the modulation of the amplitude, a characteristic, etc. of a sequence of pulses in order to convey… …   English World dictionary

• Pulse (music) — In music, a pulse or tactus is beat (a series of identical, yet distinct periodic short duration stimuli perceived as points in time DeLone et al. (Eds.) (1975). Aspects of Twentieth Century Music , chap. 3. Englewood Cliffs, New Jersey: Prentice …   Wikipedia

• Pulse wave — A pulse wave or pulse train is a kind of non sinusoidal waveform that is similar to a square wave, but does not have the symmetrical shape associated with a perfect square wave. It is a term common to synthesizer programming, and is a typical… …   Wikipedia

• pulse — I (New American Roget s College Thesaurus) v. i. throb, beat, quiver, palpitate; thump; shudder, tremble; pulsate, vibrate. See oscillation, agitation, regularity. II (Roget s IV) n. Syn. pulsation, vibration, oscillation, throb; see beat 2 . III …   English dictionary for students

• periodic event — noun an event that recurs at intervals • Syn: ↑recurrent event • Hypernyms: ↑happening, ↑occurrence, ↑occurrent, ↑natural event • Hyponyms: ↑migratio …   Useful english dictionary

• Dynamic random-access memory — DRAM redirects here. For other uses, see Dram (disambiguation). Computer memory types Volatile RAM DRAM (e.g., DDR SDRAM) SRAM In development T RAM Z RAM TTRAM Historical Delay line memory Selectron tube Williams tube …   Wikipedia

• Comparison of synchronous and asynchronous signalling — Synchronous and asynchronous transmissions are two different methods of transmission synchronization. Synchronous transmissions are synchronized by an external clock, while asynchronous transmissions are synchronized by special signals along the… …   Wikipedia