JP4323425B2 - 位相ロックループ回路、位相ロックループ回路を含む電子装置、及び周期信号を生成する方法 - Google Patents
位相ロックループ回路、位相ロックループ回路を含む電子装置、及び周期信号を生成する方法 Download PDFInfo
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- JP4323425B2 JP4323425B2 JP2004519355A JP2004519355A JP4323425B2 JP 4323425 B2 JP4323425 B2 JP 4323425B2 JP 2004519355 A JP2004519355 A JP 2004519355A JP 2004519355 A JP2004519355 A JP 2004519355A JP 4323425 B2 JP4323425 B2 JP 4323425B2
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- 238000000034 method Methods 0.000 title claims description 5
- 230000000737 periodic effect Effects 0.000 title claims description 4
- 238000012546 transfer Methods 0.000 claims description 41
- 238000001514 detection method Methods 0.000 claims description 7
- 230000010355 oscillation Effects 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 2
- 238000001914 filtration Methods 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 description 12
- 238000010586 diagram Methods 0.000 description 12
- 239000003990 capacitor Substances 0.000 description 5
- 230000003321 amplification Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 229920000729 poly(L-lysine) polymer Polymers 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 101100350613 Arabidopsis thaliana PLL1 gene Proteins 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
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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
- H03L7/16—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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- 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
- H03L7/093—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal using special filtering or amplification characteristics 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
- H03L7/16—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
- 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
- H03L7/197—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 numbers which are variable in time or the frequency divider dividing by a factor variable in time, e.g. for obtaining fractional frequency division
- H03L7/1974—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 numbers which are variable in time or the frequency divider dividing by a factor variable in time, e.g. for obtaining fractional frequency division for fractional frequency division
-
- 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
- H03L7/197—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 numbers which are variable in time or the frequency divider dividing by a factor variable in time, e.g. for obtaining fractional frequency division
- H03L7/1974—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 numbers which are variable in time or the frequency divider dividing by a factor variable in time, e.g. for obtaining fractional frequency division for fractional frequency division
- H03L7/1976—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 numbers which are variable in time or the frequency divider dividing by a factor variable in time, e.g. for obtaining fractional frequency division for fractional frequency division using a phase accumulator for controlling the counter or frequency divider
-
- 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
- H03L7/185—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 using a mixer in the loop
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- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Description
fout=N・fin
となる。
fdiv=fout/N
に等しくなる。
Claims (15)
- 位相ロックループ(PLL)回路(1)であって、少なくとも、
ループ入力(11)と、
前記ループ入力からの入力信号を受信する検出入力(21)と、基準信号を受信する基準入力(22)とを有し、前記入力信号と該基準信号との間の位相差を検出し、該位相差に関連する信号を出力する検出出力を有する位相検出部(2,3)と、
前記検出出力に通信可能に接続されている入力と、ループ出力(12)に接続された発振出力とを有する制御発振器(5)と、
前記制御発振器の前記発振出力を前記基準入力に接続するフィードバック回路(13)とを含み、
前記フィードバック回路が、少なくとも1つのゼロを有する伝達関数を有するデバイス(7、71−75)を含み、前記フィードバック回路の閉ループ伝達関数がゼロでないことを特徴とする位相ロックループ回路。 - 前記検出出力に接続されたフィルタ入力と、前記制御発振器の前記入力に接続されたフィルタ出力とを有するフィルタ部(4)を更に含むことを特徴とする請求項1に記載の位相ロックループ回路。
- 前記フィードバック回路が、少なくとも1つの分周器デバイス(6、7、72、73)を更に含むことを特徴とする請求項1又は2に記載の位相ロックループ回路。
- 前記分周器デバイスが、デルタシグマ変調器デバイス(8)に接続されていることを特徴とする請求項3に記載の位相ロックループ回路。
- 前記分周器デバイス(7、72、73)が、前記ゼロの伝達関数を有することを特徴とする請求項3又は4に記載の位相ロックループ回路。
- 前記フィードバック回路が、第1の分周器デバイス(6)及び第2の分周器デバイス(72、73)を含み、前記第2の分周器デバイスが、ゼロの伝達関数を有することを特徴とする請求項3から5のいずれか1項に記載の位相ロックループ回路。
- 前記第1の分周器デバイス(6)及び第2の分周器デバイス(72)が並列に接続されており、前記第1の分周器デバイスの出力及び前記第2の分周器デバイスの出力それぞれが第2のコンバイナデバイス(200)の入力に接続されており、前記第2のコンバイナデバイスの出力が前記位相検出部の前記基準入力に接続されていることを特徴とする請求項6に記載の位相ロックループ回路。
- 前記第2の分周器デバイス(73)の出力が第2のコンバイナデバイス(210)の第1の入力に接続されており、前記第2のコンバイナデバイスの出力が前記制御発振器(5)に接続され、前記位相検出部の前記検出出力に前記第2のコンバイナデバイス(210)の第2の入力が接続されており、
前記第2の分周器デバイスが他の位相検出部及び前記ゼロの伝達関数を有することを特徴とする請求項6に記載の位相ロックループ回路。 - 前記分周器デバイス(6)が、ゼロの伝達関数を有する他のフィルタデバイス(74)に直列に接続されていることを特徴とする請求項4に記載の位相ロックループ回路。
- 前記ゼロの伝達関数を有する他のフィルタデバイス(74)が、前記分周器デバイス(6)の出力に接続された入力と、前記位相検出部の前記基準入力に接続された出力を有することを特徴とする請求項9に記載の位相ロックループ回路。
- 前記ゼロの伝達関数を有する他のフィルタデバイス(74)が、前記デルタシグマ変調デバイスに接続された第1の入力(741)と、前記分周器デバイス(6)の出力に接続された第2の入力(742)とを有することを特徴とする請求項10に記載の位相ロックループ回路。
- 前記少なくとも1つのゼロを有する伝達関数を有するデバイスが、
前記制御発振器(5)の出力に接続されたデバイス入力(751)を有し、前記伝達関数がτzsに等しい他のフィルタデバイス(75)を備え、
前記位相ロックループ回路は、
更にコンバイナデバイス(22)を備えており、該コンバイナデバイスが、前記伝達関数がτzsに等しい他のフィルタデバイス(75)の出力に接続された第1のコンバイナ入力と、
前記伝達関数がτzsに等しい他のフィルタデバイス(75)の入力に接続された第2のコンバイナ入力と、
前記分周器デバイス(6)の入力に接続されたコンバイナ出力と、を有することを特徴とする請求項3に記載の位相ロックループ回路。 - 周期信号であるループ出力信号を生成する方法であって、少なくとも、
第1の周波数のループ入力信号を受信し、
前記ループ入力信号の位相を基準信号の位相と比較し、
前記ループ入力信号と前記基準信号との間の位相差に関連した差分信号を生成し、
前記差分信号をフィルタし、
前記差分信号の大きさに対応する周波数を有するループ出力信号を生成し、
前記ループ出力信号を更に送信し、
前記ループ出力信号の周波数を低下させるように前記ループ出力信号を変化させて前記基準信号を生成し、
前記ループ出力信号を前記変化させるために、少なくとも1つのゼロを有する伝達関数を有するフィードバック回路を使用し、ゼロでない閉ループ伝達関数により前記ループ入力信号を受信し、前記ループ出力信号を送信することを特徴とする方法。 - 請求項1から12のいずれか1項に記載された位相ロックループ回路を少なくとも備えることを特徴とする電子デバイス。
- 請求項1から12のいずれか1項に記載された位相ロックループ回路を少なくとも備えることを特徴とする無線通信デバイス。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/NL2002/000436 WO2004006437A1 (en) | 2002-07-03 | 2002-07-03 | Phase locked loop circuit, electronic device including a phase locked loop circuit and method for generating a periodic signal |
Publications (2)
Publication Number | Publication Date |
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JP2005536917A JP2005536917A (ja) | 2005-12-02 |
JP4323425B2 true JP4323425B2 (ja) | 2009-09-02 |
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JP2004519355A Expired - Fee Related JP4323425B2 (ja) | 2002-07-03 | 2002-07-03 | 位相ロックループ回路、位相ロックループ回路を含む電子装置、及び周期信号を生成する方法 |
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US (1) | US7391840B2 (ja) |
EP (1) | EP1518324B1 (ja) |
JP (1) | JP4323425B2 (ja) |
CN (1) | CN100477528C (ja) |
AU (1) | AU2002345446A1 (ja) |
DE (1) | DE60212203D1 (ja) |
WO (1) | WO2004006437A1 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
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US8392857B2 (en) * | 2008-12-04 | 2013-03-05 | Synopsys, Inc. | Automated circuit design process for generation of stability constraints for generically defined electronic system with feedback |
US8316330B2 (en) * | 2009-12-09 | 2012-11-20 | Anupam Bakshi | System and method for circuit design automation |
US8736328B2 (en) * | 2011-12-22 | 2014-05-27 | Intel Corporation | Low power, jitter and latency clocking with common reference clock signals for on-package input/output interfaces |
US9660797B2 (en) | 2013-03-21 | 2017-05-23 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for implementing clock holdover |
US9258000B1 (en) * | 2014-09-23 | 2016-02-09 | Infineon Technologies Ag | Combined lock/out-of-lock detector for phase locked loops |
CN110380725B (zh) * | 2019-05-30 | 2023-06-20 | 芯创智创新设计服务中心(宁波)有限公司 | 一种鉴频鉴相模块的增益控制系统及方法 |
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CA2123477A1 (en) * | 1994-05-12 | 1995-11-13 | Thomas Atkin Denning Riley | Delta-sigma fractional-n frequency synthesizer and frequency discriminator suitable for use therein |
US5550515A (en) * | 1995-01-27 | 1996-08-27 | Opti, Inc. | Multiphase clock synthesizer having a plurality of phase shifted inputs to a plurality of phase comparators in a phase locked loop |
GB2320629B (en) * | 1996-12-23 | 2001-04-25 | Nokia Mobile Phones Ltd | A radio transmitter and phase locked loop therefor |
US6008703A (en) * | 1997-01-31 | 1999-12-28 | Massachusetts Institute Of Technology | Digital compensation for wideband modulation of a phase locked loop frequency synthesizer |
JP3992786B2 (ja) * | 1997-06-06 | 2007-10-17 | 富士通株式会社 | 論理検証方法、論理検証装置及び記録媒体 |
US6011815A (en) * | 1997-09-16 | 2000-01-04 | Telefonaktiebolaget Lm Ericsson | Compensated ΔΣ controlled phase locked loop modulator |
US6570452B2 (en) * | 2001-09-26 | 2003-05-27 | Ashvattha Semiconductor, Inc. | Fractional-N type frequency synthesizer |
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2002
- 2002-07-03 WO PCT/NL2002/000436 patent/WO2004006437A1/en active IP Right Grant
- 2002-07-03 CN CNB028292685A patent/CN100477528C/zh not_active Expired - Fee Related
- 2002-07-03 US US10/517,181 patent/US7391840B2/en not_active Expired - Lifetime
- 2002-07-03 JP JP2004519355A patent/JP4323425B2/ja not_active Expired - Fee Related
- 2002-07-03 DE DE60212203T patent/DE60212203D1/de not_active Expired - Lifetime
- 2002-07-03 EP EP02743985A patent/EP1518324B1/en not_active Expired - Lifetime
- 2002-07-03 AU AU2002345446A patent/AU2002345446A1/en not_active Abandoned
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Publication number | Publication date |
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JP2005536917A (ja) | 2005-12-02 |
US20060165206A1 (en) | 2006-07-27 |
AU2002345446A1 (en) | 2004-01-23 |
CN100477528C (zh) | 2009-04-08 |
CN1639980A (zh) | 2005-07-13 |
DE60212203D1 (de) | 2006-07-20 |
US7391840B2 (en) | 2008-06-24 |
EP1518324A1 (en) | 2005-03-30 |
WO2004006437A1 (en) | 2004-01-15 |
EP1518324B1 (en) | 2006-06-07 |
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