CN1917372A - 检测锁相环路的锁定条件的电路装置和方法 - Google Patents
检测锁相环路的锁定条件的电路装置和方法 Download PDFInfo
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- CN1917372A CN1917372A CNA2006101110625A CN200610111062A CN1917372A CN 1917372 A CN1917372 A CN 1917372A CN A2006101110625 A CNA2006101110625 A CN A2006101110625A CN 200610111062 A CN200610111062 A CN 200610111062A CN 1917372 A CN1917372 A CN 1917372A
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Images
Classifications
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
- H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
- H03L7/08—Details of the phase-locked loop
- H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
- H03L7/095—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal using a lock detector
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
- H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
- H03L7/08—Details of the phase-locked loop
- H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
- H03L7/089—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector generating up-down pulses
- H03L7/0891—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector generating up-down pulses the up-down pulses controlling source and sink current generators, e.g. a charge pump
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
- H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
- H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
- H03L7/18—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop
- H03L7/183—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between fixed numbers or the frequency divider dividing by a fixed number
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S331/00—Oscillators
- Y10S331/02—Phase locked loop having lock indicating or detecting means
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- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Abstract
Description
Claims (26)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102005039352A DE102005039352B4 (de) | 2005-08-19 | 2005-08-19 | Schaltungsanordnung zur Erfassung einer Einrastbedingung eines Phasenregelkreises und Verfahren zum Bestimmen eines eingerasteten Zustandes eines Phasenregelkreises |
DE102005039352.7 | 2005-08-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1917372A true CN1917372A (zh) | 2007-02-21 |
CN1917372B CN1917372B (zh) | 2011-03-16 |
Family
ID=37697377
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2006101110625A Expired - Fee Related CN1917372B (zh) | 2005-08-19 | 2006-08-18 | 检测锁相环路的锁定条件的电路装置和方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7443247B2 (zh) |
CN (1) | CN1917372B (zh) |
DE (1) | DE102005039352B4 (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104113329A (zh) * | 2013-04-18 | 2014-10-22 | 瑞萨电子株式会社 | 锁频环电路和半导体集成电路 |
CN104426537A (zh) * | 2013-09-06 | 2015-03-18 | 亚德诺半导体集团 | 用于评估控制环中的系统的性能的装置和方法 |
CN108183708A (zh) * | 2018-01-17 | 2018-06-19 | 上海艾为电子技术股份有限公司 | 相位锁定检测方法及其电路、锁相环 |
CN116505938A (zh) * | 2023-06-16 | 2023-07-28 | 核芯互联科技(青岛)有限公司 | 锁相环 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7923868B2 (en) * | 2007-02-06 | 2011-04-12 | Agere Systems Inc. | Method and apparatus for adjusting a power supply of an integrated circuit |
CN107809238B (zh) * | 2017-09-27 | 2021-03-23 | 珠海格力电器股份有限公司 | 一种基于mcu的锁相环锁定检测方法和mcu |
CN111279365B (zh) * | 2017-10-26 | 2024-10-18 | 深圳源光科技有限公司 | 计算单元 |
KR102050777B1 (ko) * | 2018-03-13 | 2019-12-02 | 한국과학기술원 | 위상 조정장치와 그 동작방법 |
KR102679958B1 (ko) * | 2019-07-05 | 2024-07-02 | 에스케이하이닉스 주식회사 | 로킹 검출 회로 및 그것의 동작방법 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58171131A (ja) * | 1982-03-31 | 1983-10-07 | Fujitsu Ltd | Pll電圧制御発振器のドリフト検出回路 |
US5126690A (en) * | 1991-08-08 | 1992-06-30 | International Business Machines Corporation | Phase locked loop lock detector including loss of lock and gain of lock detectors |
FR2685990A1 (fr) * | 1992-01-02 | 1993-07-09 | Sgs Thomson Microelectronics | Detecteur de verrouillage d'une boucle a verrouillage de phase. |
JP3028955B1 (ja) * | 1999-01-08 | 2000-04-04 | 日本電気アイシーマイコンシステム株式会社 | Pllロック回路におけるロック検出方法及びその装置 |
JP4502165B2 (ja) * | 2001-04-10 | 2010-07-14 | ルネサスエレクトロニクス株式会社 | ロック検出回路 |
US6621354B1 (en) * | 2001-07-16 | 2003-09-16 | Analog Devices, Inc. | Feedback methods and systems for rapid switching of oscillator frequencies |
US6670834B1 (en) * | 2002-09-12 | 2003-12-30 | Lsi Logic Corporation | Digital lock detect for dithering phase lock loops |
KR100549868B1 (ko) * | 2003-10-07 | 2006-02-06 | 삼성전자주식회사 | 락 검출기능을 구비한 위상동기루프 회로 및 위상동기루프회로의 락 검출방법 |
DE102004046404B4 (de) | 2004-09-24 | 2006-07-20 | Infineon Technologies Ag | Schaltungsanordnung und Verfahren zum Bestimmen einer Frequenzdrift in einem Phasenregelkreis |
-
2005
- 2005-08-19 DE DE102005039352A patent/DE102005039352B4/de not_active Expired - Fee Related
-
2006
- 2006-08-18 CN CN2006101110625A patent/CN1917372B/zh not_active Expired - Fee Related
- 2006-08-18 US US11/506,508 patent/US7443247B2/en not_active Expired - Fee Related
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104113329A (zh) * | 2013-04-18 | 2014-10-22 | 瑞萨电子株式会社 | 锁频环电路和半导体集成电路 |
CN104113329B (zh) * | 2013-04-18 | 2019-06-14 | 瑞萨电子株式会社 | 锁频环电路和半导体集成电路 |
CN104426537A (zh) * | 2013-09-06 | 2015-03-18 | 亚德诺半导体集团 | 用于评估控制环中的系统的性能的装置和方法 |
US9594100B2 (en) | 2013-09-06 | 2017-03-14 | Analog Devices Global | Apparatus and method for evaluating the performance of a system in a control loop |
CN104426537B (zh) * | 2013-09-06 | 2019-04-16 | 亚德诺半导体集团 | 用于评估控制环中的系统的性能的装置和方法 |
CN108183708A (zh) * | 2018-01-17 | 2018-06-19 | 上海艾为电子技术股份有限公司 | 相位锁定检测方法及其电路、锁相环 |
CN108183708B (zh) * | 2018-01-17 | 2022-04-15 | 上海艾为电子技术股份有限公司 | 相位锁定检测方法及其电路、锁相环 |
CN116505938A (zh) * | 2023-06-16 | 2023-07-28 | 核芯互联科技(青岛)有限公司 | 锁相环 |
CN116505938B (zh) * | 2023-06-16 | 2023-09-08 | 核芯互联科技(青岛)有限公司 | 锁相环 |
Also Published As
Publication number | Publication date |
---|---|
DE102005039352B4 (de) | 2009-10-01 |
CN1917372B (zh) | 2011-03-16 |
US7443247B2 (en) | 2008-10-28 |
US20070040614A1 (en) | 2007-02-22 |
DE102005039352A1 (de) | 2007-02-22 |
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Owner name: INTEL MOBILE COMMUNICATIONS TECHNOLOGY LTD. Free format text: FORMER OWNER: INFINEON TECHNOLOGIES AG Effective date: 20120518 |
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Effective date of registration: 20120518 Address after: Neubiberg, Germany Patentee after: Intel Mobile Communications GmbH Address before: Munich, Germany Patentee before: Infineon Technologies AG Effective date of registration: 20120518 Address after: Neubiberg, Germany Patentee after: Intel Mobile Communications GmbH Address before: Neubiberg, Germany Patentee before: Intel Mobile Communications GmbH |
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Address after: Neubiberg, Germany Patentee after: Intel Mobile Communications GmbH Address before: Neubiberg, Germany Patentee before: Intel Mobile Communications GmbH |
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CF01 | Termination of patent right due to non-payment of annual fee |