Nov 6, 2020 22:35
3 yrs ago
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English term

two decision techniques (arg-decision and IQ-decision)

Homework / test English to Russian Science Physics
Здравствуйте! Подскажите, как перевести arg-decision and IQ-decision в данном контексте:
Furthermore, two decision techniques (arg-decision and IQ-decision) were described in Sect. 3.2.3 and expected to show a different noise performance due to the different positioning of the thresholds.
Proposed translations (Russian)
3 +2 ->
Change log

Nov 6, 2020 22:35: changed "Kudoz queue" from "In queue" to "Public"

Nov 8, 2020 03:40: Karen Zaragoza changed "Vetting" from "Needs Vetting" to "Vet OK"

Proposed translations

+2
1 day 10 hrs
Selected

->

Две методики решения (на основе анализа фазового угла (сигнала) и на основе анализа синфазной/активная и квадратурной/реактивной составляющих сигнала

Здесь:
arg (argument) - это (полярный) угол, т.е. фазовый угол сигнала по отношению к опорному/исходному сигналу

а IQ - это In-phase and quadrature components = синфазная (активная) и квадратурная (реактивная) составляющие сигнала

Principles of Lock-in Detection
https://www.zhinst.com/others/en/resources/principles-of-loc...
Signal mixing in the time domain
...
Equation 7 is the demodulated signal and the main output of the lock-in amplifier: with the absolute value |Z| = R given as the root-mean-square amplitude of the signal and its argument arg(Z) = Θ given by the phase of the input signal relative to the reference signal.

In-phase and quadrature components - Wikiwand
www.wikiwand.com › In-phas...
Перевести эту страницу
The amplitude modulated sinusoids are known as the in-phase and quadrature components.

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Note added at 1 day 11 hrs (2020-11-08 10:33:19 GMT)
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Такое название arg (argument) этого параметра связано с тем, что этот (фазовый) угол является аргументом функции А*sin(Θ)
Peer comment(s):

agree ImPad
29 mins
Спасибо
agree Michael Volia
7 hrs
Спасибо
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4 KudoZ points awarded for this answer. Comment: "Selected automatically based on peer agreement."
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