Phase-locked loop

Phase-locked loop - control system generating an output signal whose phase is fixed relative to the phase of the input signal, keeping input and output frequencies the same. Article "Phase-locked loop" in English Wikipedia has 55.8 points for quality (as of July 1, 2025). The article contains 24 references and 32 sections. The article also contains quality flaw template, which reduce quality score.

This article has the best quality in Italian Wikipedia. However, this article is the most popular in English version.

In June 2025 the article "Phase-locked loop" was edited by 2 authors in English Wikipedia and written by 3 authors in all languages.

Since the creation of article "Phase-locked loop", its content was written by 311 registered users of English Wikipedia and edited by 889 registered Wikipedia users in all languages.

The article is cited 258 times in English Wikipedia and cited 1013 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #4699 in April 2005
• Global: #6683 in May 2002

The highest popularity rank from 2008:

• Local (English): #21765 in March 2013
• Global: #27326 in April 2008

There are 27 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2025 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

#	Language	Quality grade	Quality score
1	Italian (it) Phase-locked loop		72.375
2	Chinese (zh) 锁相环		67.6801
3	English (en) Phase-locked loop		55.8147
4	German (de) Phasenregelschleife		44.3394
5	Estonian (et) Faasilukk		42.2398
6	Portuguese (pt) Malha de captura de fase		36.587
7	Russian (ru) Фазовая автоподстройка частоты		31.0878
8	French (fr) Boucle à phase asservie		27.868
9	Serbo-Croatian (sh) Fazno zatvorena petlja		26.47
10	Japanese (ja) 位相同期回路		20.8165

More...

The following table shows the most popular language versions of the article.

The most popular language versions of the article "Phase-locked loop" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Phase-locked loop		5 306 003
2	German (de) Phasenregelschleife		736 401
3	Japanese (ja) 位相同期回路		548 692
4	Chinese (zh) 锁相环		444 587
5	Spanish (es) Lazo de seguimiento de fase		319 947
6	Russian (ru) Фазовая автоподстройка частоты		310 922
7	French (fr) Boucle à phase asservie		298 881
8	Italian (it) Phase-locked loop		288 401
9	Polish (pl) Pętla synchronizacji fazy		138 283
10	Persian (fa) حلقه قفل‌شده فاز		84 763

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The following table shows the language versions of the article with the highest popularity in the last month.

The most popular language versions of the article "Phase-locked loop" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Phase-locked loop		15 852
2	Chinese (zh) 锁相环		1 732
3	German (de) Phasenregelschleife		1 521
4	Russian (ru) Фазовая автоподстройка частоты		1 068
5	Italian (it) Phase-locked loop		845
6	French (fr) Boucle à phase asservie		803
7	Japanese (ja) 位相同期回路		671
8	Spanish (es) Lazo de seguimiento de fase		539
9	Vietnamese (vi) Vòng khóa pha		413
10	Portuguese (pt) Malha de captura de fase		290

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The following table shows the language versions of the article with the highest Authors’ Interest.

Language versions of the article "Phase-locked loop" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Phase-locked loop		311
2	German (de) Phasenregelschleife		101
3	French (fr) Boucle à phase asservie		73
4	Italian (it) Phase-locked loop		70
5	Russian (ru) Фазовая автоподстройка частоты		47
6	Spanish (es) Lazo de seguimiento de fase		27
7	Dutch (nl) Phase-locked loop		27
8	Persian (fa) حلقه قفل‌شده فاز		25
9	Japanese (ja) 位相同期回路		25
10	Danish (da) Faselåst kredsløb		24

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The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

Language versions of the article "Phase-locked loop" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	English (en) Phase-locked loop		2
2	Russian (ru) Фазовая автоподстройка частоты		1
3	Arabic (ar) حلقة مقفلة الطور		0
4	Catalan (ca) Llaç de seguiment de fase		0
5	Czech (cs) Fázový závěs		0
6	Danish (da) Faselåst kredsløb		0
7	German (de) Phasenregelschleife		0
8	Spanish (es) Lazo de seguimiento de fase		0
9	Estonian (et) Faasilukk		0
10	Basque (eu) Fasean lotutako begiztak		0

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The following table shows the language versions of the article with the highest number of citations.

Language versions of the article "Phase-locked loop" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Phase-locked loop		258
2	German (de) Phasenregelschleife		101
3	Russian (ru) Фазовая автоподстройка частоты		69
4	Danish (da) Faselåst kredsløb		68
5	French (fr) Boucle à phase asservie		66
6	Japanese (ja) 位相同期回路		64
7	Spanish (es) Lazo de seguimiento de fase		53
8	Italian (it) Phase-locked loop		49
9	Estonian (et) Faasilukk		36
10	Catalan (ca) Llaç de seguiment de fase		34

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#	Language	Value
ar	Arabic حلقة مقفلة الطور
ca	Catalan Llaç de seguiment de fase
cs	Czech Fázový závěs
da	Danish Faselåst kredsløb
de	German Phasenregelschleife
en	English Phase-locked loop
es	Spanish Lazo de seguimiento de fase
et	Estonian Faasilukk
eu	Basque Fasean lotutako begiztak
fa	Persian حلقه قفل‌شده فاز
fr	French Boucle à phase asservie
he	Hebrew חוג נעול מופע
hi	Hindi कलाबद्ध लूप
it	Italian Phase-locked loop
ja	Japanese 位相同期回路
ko	Korean 위상동기회로
nl	Dutch Phase-locked loop
pl	Polish Pętla synchronizacji fazy
pt	Portuguese Malha de captura de fase
ru	Russian Фазовая автоподстройка частоты
sh	Serbo-Croatian Fazno zatvorena petlja
simple	Simple English Phase-locked loop
sr	Serbian Fazno zatvorena petlja
sv	Swedish Faslåst slinga
uk	Ukrainian Фазове автопідлаштування частоти
vi	Vietnamese Vòng khóa pha
zh	Chinese 锁相环

Best Rank

English: #21765 03.2013

Global: #27326 04.2008

Best Rank

English: #4699 04.2005

Global: #6683 05.2002

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The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information