JPH08505756A - 位相ロックループのための位相同期回路およびその方法 - Google Patents
位相ロックループのための位相同期回路およびその方法Info
- Publication number
- JPH08505756A JPH08505756A JP7513827A JP51382795A JPH08505756A JP H08505756 A JPH08505756 A JP H08505756A JP 7513827 A JP7513827 A JP 7513827A JP 51382795 A JP51382795 A JP 51382795A JP H08505756 A JPH08505756 A JP H08505756A
- Authority
- JP
- Japan
- Prior art keywords
- signal
- phase
- pll
- reference frequency
- frequency signal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION, OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L3/00—Starting of generators
-
- 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
- H03L7/10—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range
-
- 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
- H03L7/10—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range
- H03L7/101—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range using an additional control signal to the controlled loop oscillator derived from a signal generated in the loop
-
- 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
- H03L7/10—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range
- H03L7/107—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range using a variable transfer function for the loop, e.g. low pass filter having a variable bandwidth
Landscapes
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.基準周波数信号に応答して出力周波数信号を発生する位相ロックループ( PLL)のための位相同期回路であって、前記出力周波数信号および基準周波数 信号は各々周波数および位相によって特徴付けられ、前記基準周波数信号の周波 数は分周されて分周された基準周波数信号を生成し、前記出力周波数信号は分周 されてフィードバック信号を生成し、位相エラーは前記基準周波数信号の位相と 前記出力周波数信号の位相との間の差を示し、前記PLLは前記位相エラーの周 期的な指示に応答して位相エラーを低減するよう動作し、前記PLLは要求信号 に応じて第1および第2の状態を有し、前記要求信号の発生は時間的に前記位相 エラーの周期的な指示と同期せず、前記PLLのための位相同期回路は、 前記要求信号、前記位相エラーの周期的指示、および第1のリセット信号を受 けるよう結合され、かつセット信号およびPLL状態制御信号を生成するよう動 作するPLL状態制御回路、 前記要求信号、前記出力周波数信号、前記基準周波数信号、および前記セット 信号を受けるよう結合され、かつ第2および第3のリセット信号を生成するよう 動作する信号検出器、 前記第2および第3のリセット信号、および前記セット 信号を受けるよう結合され、かつ第1および第2のタイミング信号を生成するよ う動作するタイミング制御回路、 前記要求信号および前記第1および第2のタイミング信号を受けるよう結合さ れ、かつ前記第1のリセット信号を生成するよう動作するリセット回路、そして 前記第1および第2のタイミング信号、前記分周された基準周波数信号、およ び前記フィードバック信号を受けるよう結合され、かつ同期された分周基準周波 数信号および同期されたフィードバック信号を生成するよう動作する論理回路、 を具備する位相ロックループ(PLL)のための位相同期回路。 2.前記PLL状態制御信号は前記PLLの第1および第2の状態を制御する 請求項1に記載の位相同期回路。 3.前記セット信号は前記要求信号の第1の状態を検出するよう前記信号検出 器を準備させる請求項1に記載の位相同期回路。 4.前記セット信号は前記第1および第2のタイミング信号の各々を所定の状 態に保持させ、かつ前記第2および第3のリセット信号は、それぞれ、第1およ び第2のタイミング信号をそれらのそれぞれの所定の状態から解除させる請求項 1に記載の位相同期回路。 5.前記第1のリセット信号は前記要求信号の第2の状態を検出するよう前記 PLL状態制御回路を準備させる請 求項1に記載の位相同期回路。 6.前記第1のタイミング信号および前記分周された基準周波数信号は前記同 期された分周基準周波数信号を生成するために組合わされ、かつ前記第2のタイ ミング信号および前記フィードバック信号は前記同期されたフィードバック信号 を生成するよう組合わされる請求項1に記載の位相同期回路。 7.基準周波数信号に応答して出力周波数信号を発生し、該出力周波数信号お よび前記基準周波数信号は各々周波数および位相によって特徴付けられ、前記出 力周波数信号は前記基準周波数信号よりも高い周波数を有し、前記基準周波数信 号の周波数は分周されて分周された基準周波数信号を生成し、前記出力周波数信 号の周波数は分周されてフィードバック信号を生成する、位相ロックループ(P LL)における、分周された基準周波数信号の位相およびフィードバック信号の 位相を同期させる方法であって、 (a)前記分周された基準周波数信号および前記フィードバック信号の各々 を所定の状態に保持する段階、 (b)前記基準周波数信号の位相に応じて前記分周された基準周波数信号を イネーブルする段階。 (c)前記基準周波数信号および前記出力周波数信号の間の位相関係を決定 する段階、そして (d)前記分周された基準周波数信号のイネーブルおよび前記決定された位 相関係に応じて前記フィードバック 信号をイネーブルする段階、 を具備する位相ロックループ(PLL)における、分周された基準周波数信号 の位相およびフィードバック信号の位相を同期させる方法。 8.前記方法は前記PLLが第1の状態にあるとき前記段階(a)を行ない、 かつ前記PLLが第2の状態にあるとき前記段階(b),(c)および(d)を 行なう請求項7に記載の方法。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US149,259 | 1988-01-28 | ||
US08/149,259 US5497126A (en) | 1993-11-09 | 1993-11-09 | Phase synchronization circuit and method therefor for a phase locked loop |
US08/149,259 | 1993-11-09 | ||
PCT/US1994/011717 WO1995013659A1 (en) | 1993-11-09 | 1994-10-14 | Phase lock loop synchronization circuit and method |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH08505756A true JPH08505756A (ja) | 1996-06-18 |
JP3253630B2 JP3253630B2 (ja) | 2002-02-04 |
Family
ID=22529462
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51382795A Expired - Lifetime JP3253630B2 (ja) | 1993-11-09 | 1994-10-14 | 位相ロックループのための位相同期回路 |
Country Status (16)
Country | Link |
---|---|
US (1) | US5497126A (ja) |
JP (1) | JP3253630B2 (ja) |
KR (1) | KR0165007B1 (ja) |
CN (1) | CN1047897C (ja) |
AU (1) | AU672343B2 (ja) |
BR (1) | BR9406067A (ja) |
CA (1) | CA2152180C (ja) |
DE (2) | DE4498749T1 (ja) |
ES (1) | ES2120877B1 (ja) |
FR (1) | FR2712441B1 (ja) |
GB (1) | GB2289175B (ja) |
RU (1) | RU2127485C1 (ja) |
SE (1) | SE9502483L (ja) |
TR (1) | TR28390A (ja) |
WO (1) | WO1995013659A1 (ja) |
ZA (1) | ZA948525B (ja) |
Families Citing this family (45)
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JPH07245603A (ja) * | 1994-01-11 | 1995-09-19 | Fujitsu Ltd | ジッタ抑圧制御方法およびその回路 |
JPH0879074A (ja) * | 1994-09-05 | 1996-03-22 | Mitsubishi Electric Corp | フェーズ・ロックド・ループ回路 |
JPH08186490A (ja) * | 1994-11-04 | 1996-07-16 | Fujitsu Ltd | 位相同期回路及びデータ再生装置 |
DE4443790C1 (de) * | 1994-12-08 | 1996-04-18 | Sgs Thomson Microelectronics | Verfahren und Vorrichtung zur Phasensynchronisation mit einem RDS-Signal |
DE4444601C1 (de) * | 1994-12-14 | 1996-07-11 | Sgs Thomson Microelectronics | Verfahren und Vorrichtung zur empfängerseitigen RDS-Phasensynchronisation |
DE4444602C1 (de) * | 1994-12-14 | 1996-09-19 | Sgs Thomson Microelectronics | Verfahren zur Bewertung eines RDS-Signals |
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JP2859179B2 (ja) * | 1995-09-26 | 1999-02-17 | 宮城日本電気株式会社 | 装置内システムクロック供給方式 |
KR100188228B1 (ko) * | 1996-11-21 | 1999-06-01 | 서평원 | 이중화된 타이밍 동기시스템의 타이밍 공급회로 |
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US5952890A (en) * | 1997-02-05 | 1999-09-14 | Fox Enterprises, Inc. | Crystal oscillator programmable with frequency-defining parameters |
US5960405A (en) * | 1997-02-05 | 1999-09-28 | Fox Enterprises, Inc. | Worldwide marketing logistics network including strategically located centers for frequency programming crystal oscillators to customer specification |
JPH10308667A (ja) * | 1997-05-02 | 1998-11-17 | Nec Corp | Pll周波数シンセサイザ |
IL120996A (en) * | 1997-06-04 | 2000-08-31 | Dspc Tech Ltd | Voice-channel frequency synchronization |
US6094569A (en) * | 1997-08-12 | 2000-07-25 | U.S. Philips Corporation | Multichannel radio device, a radio communication system, and a fractional division frequency synthesizer |
GB2339981B (en) | 1998-07-17 | 2002-03-06 | Motorola Ltd | Phase corrected frequency synthesisers |
US6167101A (en) * | 1998-07-28 | 2000-12-26 | Industrial Technology Research Institute | Apparatus and method for correcting a phase of a synchronizing signal |
US6188255B1 (en) * | 1998-09-28 | 2001-02-13 | Cypress Semiconductor Corp. | Configurable clock generator |
KR100346211B1 (ko) * | 2000-10-19 | 2002-08-01 | 삼성전자 주식회사 | 이동통신단말기에서 송수신용 국부발진신호 발생장치 및방법 |
DE60302440T2 (de) * | 2002-02-01 | 2006-08-03 | Koninklijke Philips Electronics N.V. | Schwingungsarme phasenregelschleife |
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US6836167B2 (en) * | 2002-07-17 | 2004-12-28 | Intel Corporation | Techniques to control signal phase |
US6714085B1 (en) | 2002-10-24 | 2004-03-30 | General Dynamics Decision Systems, Inc | Prepositioned frequency synthesizer and method therefor |
CN1309205C (zh) * | 2003-05-12 | 2007-04-04 | 瑞昱半导体股份有限公司 | 用于数字锁相环系统的相位频率检测器 |
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DE602006010553D1 (de) * | 2005-06-29 | 2009-12-31 | Nxp Bv | Synchronisationsschema mit adaptiver referenzfrequenzkorrektur |
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JP4834432B2 (ja) * | 2006-03-14 | 2011-12-14 | オンセミコンダクター・トレーディング・リミテッド | 光ディスク装置のpll制御回路、光ディスク装置を制御するためのプログラム |
CN101803196B (zh) * | 2007-09-12 | 2012-11-14 | 日本电气株式会社 | 抖动抑制电路和抖动抑制方法 |
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RU2496232C1 (ru) * | 2012-03-20 | 2013-10-20 | Федеральное бюджетное учреждение "27 Центральный научно-исследовательский институт Министерства обороны Российской Федерации" | Приемопередатчик для радиорелейной линии |
CN103051333B (zh) * | 2013-01-15 | 2015-07-01 | 苏州磐启微电子有限公司 | 一种快速锁定的锁相环 |
CN103346790B (zh) * | 2013-07-19 | 2016-01-13 | 苏州磐启微电子有限公司 | 一种快速锁定的频率综合器 |
JP6264852B2 (ja) * | 2013-11-14 | 2018-01-24 | 株式会社ソシオネクスト | タイミング調整回路および半導体集積回路装置 |
US9294103B2 (en) | 2014-02-14 | 2016-03-22 | Apple Inc. | Pre-program of clock generation circuit for faster lock coming out of reset |
NL2013870B1 (nl) | 2014-11-25 | 2016-10-11 | Wilhelmus Blonk Johannes | Ventilatie-inrichting. |
RU2602991C1 (ru) * | 2015-10-14 | 2016-11-20 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Московский государственный технический университет имени Н.Э. Баумана" (МГТУ им. Н.Э. Баумана) | Быстродействующий синтезатор частот |
CN106160740B (zh) * | 2016-07-27 | 2019-03-12 | 福州大学 | 间歇式锁相环频率综合器 |
US10778164B2 (en) * | 2018-10-05 | 2020-09-15 | Winbond Electronics Corp. | Input receiver circuit and adaptive feedback method |
CN113424074A (zh) * | 2019-02-13 | 2021-09-21 | 拉姆达 4发展有限公司 | 基于频率切换的运行时间测量 |
RU2713726C1 (ru) * | 2019-06-17 | 2020-02-07 | федеральное государственное бюджетное образовательное учреждение высшего образования "Донской государственный технический университет" (ДГТУ) | Многорежимное устройство синхронизации с адаптацией |
CN110601694B (zh) * | 2019-08-27 | 2021-10-08 | 西安电子科技大学 | 一种锁相环 |
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JP2693523B2 (ja) * | 1988-10-18 | 1997-12-24 | 株式会社リコー | 多点同期方式の光走査装置 |
JPH04154318A (ja) * | 1990-10-18 | 1992-05-27 | Fujitsu Ltd | Pll周波数シンセサイザ |
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JPH0548450A (ja) * | 1991-08-08 | 1993-02-26 | Fujitsu Ltd | Pllシンセサイザ回路 |
CA2090523C (en) * | 1992-02-29 | 1998-09-01 | Nozomu Watanabe | Frequency synthesizer and frequency synthesizing method |
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-
1993
- 1993-11-09 US US08/149,259 patent/US5497126A/en not_active Expired - Lifetime
-
1994
- 1994-10-14 ES ES09550025A patent/ES2120877B1/es not_active Expired - Fee Related
- 1994-10-14 DE DE4498749T patent/DE4498749T1/de active Pending
- 1994-10-14 GB GB9513651A patent/GB2289175B/en not_active Expired - Lifetime
- 1994-10-14 RU RU95117153A patent/RU2127485C1/ru active
- 1994-10-14 BR BR9406067A patent/BR9406067A/pt not_active IP Right Cessation
- 1994-10-14 KR KR1019950702834A patent/KR0165007B1/ko active IP Right Grant
- 1994-10-14 WO PCT/US1994/011717 patent/WO1995013659A1/en not_active IP Right Cessation
- 1994-10-14 JP JP51382795A patent/JP3253630B2/ja not_active Expired - Lifetime
- 1994-10-14 CA CA002152180A patent/CA2152180C/en not_active Expired - Fee Related
- 1994-10-14 DE DE4498749A patent/DE4498749C2/de not_active Expired - Fee Related
- 1994-10-14 CN CN94190898A patent/CN1047897C/zh not_active Expired - Lifetime
- 1994-10-14 AU AU80780/94A patent/AU672343B2/en not_active Ceased
- 1994-10-28 ZA ZA948525A patent/ZA948525B/xx unknown
- 1994-11-07 FR FR9413280A patent/FR2712441B1/fr not_active Expired - Fee Related
- 1994-11-08 TR TR01162/94A patent/TR28390A/xx unknown
-
1995
- 1995-07-07 SE SE9502483A patent/SE9502483L/ not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
SE9502483L (sv) | 1995-09-11 |
GB2289175B (en) | 1998-02-25 |
DE4498749T1 (de) | 1996-01-11 |
KR0165007B1 (ko) | 1999-03-20 |
CA2152180C (en) | 1999-08-10 |
BR9406067A (pt) | 1996-02-06 |
CA2152180A1 (en) | 1995-05-18 |
AU8078094A (en) | 1995-05-29 |
US5497126A (en) | 1996-03-05 |
ES2120877A1 (es) | 1998-11-01 |
DE4498749C2 (de) | 2001-02-01 |
CN1116466A (zh) | 1996-02-07 |
ES2120877B1 (es) | 1999-06-01 |
JP3253630B2 (ja) | 2002-02-04 |
RU2127485C1 (ru) | 1999-03-10 |
CN1047897C (zh) | 1999-12-29 |
TR28390A (tr) | 1996-05-23 |
FR2712441A1 (fr) | 1995-05-19 |
FR2712441B1 (fr) | 1996-05-24 |
GB9513651D0 (en) | 1995-09-06 |
GB2289175A (en) | 1995-11-08 |
WO1995013659A1 (en) | 1995-05-18 |
AU672343B2 (en) | 1996-09-26 |
SE9502483D0 (sv) | 1995-07-07 |
ZA948525B (en) | 1995-06-23 |
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