- frequency phase lock
- Engineering: FPL
Универсальный русско-английский словарь. Академик.ру. 2011.
frequency phase lock
Смотреть что такое "frequency phase lock" в других словарях:
phase-lock — v. [trans.] Electronics fix the frequency of (an oscillator or a laser) relative to a stable oscillator of lower frequency by a method that utilizes a correction signal derived from the phase difference generated by any shift in the frequency … Useful english dictionary
phase-lock — verb Electronics fix the frequency of (an oscillator or a laser) relative to a stable lower frequency … English new terms dictionary
Phase-locked loop — PLL redirects here. For other uses, see PLL (disambiguation). A phase locked loop or phase lock loop (PLL) is a control system that generates an output signal whose phase is related to the phase of an input reference signal. It is an electronic… … Wikipedia
Lock-in amplifier — A lock in amplifier (also known as a phase sensitive detector) is a type of amplifier that can extract a signal with a known carrier wave from extremely noisy environment (S/N ratio can be as low as 60 dB or even lessFact|date=December 2007). It… … Wikipedia
Frequency comb — A frequency comb is the graphic representation of the spectrum of a mode locked laser. An octave spanning comb can be used for mapping radio frequencies into the optical frequency range or it can be used to steer a piezoelectric mirror within a… … Wikipedia
Frequency synthesizer — A frequency synthesizer is an electronic system for generating any of a range of frequencies from a single fixed timebase or oscillator. They are found in many modern devices, including radio receivers, mobile telephones, radiotelephones, walkie… … Wikipedia
Phase detector — A phase detector is a frequency mixer or analog multiplier circuit that generates a voltage signal which represents the difference in phase between two signal inputs. It is an essential element of the phase locked loop (PLL).Detecting phase… … Wikipedia
Frequency multiplier — A frequency multiplier is commonly used in a radio receiver or radio transmitter to multiply the base frequency of the oscillator by a predetermined number. This multiplied frequency is then amplified and sent to the final drive stage and into… … Wikipedia
lock on — i. One of the operating modes of most air interception radar. When the pencil beam, after having searched and found the target, remains pointing at the target and continues tracking it automatically, it is said to “lock on.” ii. In phase lock… … Aviation dictionary
Frequency compensation — In electrical engineering, frequency compensation is a technique used in amplifiers, and especially in amplifiers employing negative feedback. It usually has two primary goals: To avoid the unintentional creation of positive feedback, which will… … Wikipedia
Phase-locked Loop — Eine Phasenregelschleife, auch als Phase locked loop (PLL) bezeichnet, ist eine elektronische Schaltungsanordnung, die die Phasenlage und damit zusammenhängend die Frequenz eines veränderbaren Oszillators über einen geschlossenen Regelkreis so… … Deutsch Wikipedia
