ATE95960T1 - Frequenzsynthesierer mit digitalem phasendetektor mit optimaler steuerung und lockanzeige vom pegel-typ. - Google Patents
Frequenzsynthesierer mit digitalem phasendetektor mit optimaler steuerung und lockanzeige vom pegel-typ.Info
- Publication number
- ATE95960T1 ATE95960T1 AT88115597T AT88115597T ATE95960T1 AT E95960 T1 ATE95960 T1 AT E95960T1 AT 88115597 T AT88115597 T AT 88115597T AT 88115597 T AT88115597 T AT 88115597T AT E95960 T1 ATE95960 T1 AT E95960T1
- Authority
- AT
- Austria
- Prior art keywords
- phase detector
- frequency
- digital phase
- level
- frequency synthesizer
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R25/00—Arrangements for measuring phase angle between a voltage and a current or between voltages or currents
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
-
- 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
-
- 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
- H03L7/16—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
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Circuits Of Receivers In General (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/123,415 US4764737A (en) | 1987-11-20 | 1987-11-20 | Frequency synthesizer having digital phase detector with optimal steering and level-type lock indication |
EP88115597A EP0316543B1 (de) | 1987-11-20 | 1988-09-22 | Frequenzsynthesierer mit digitalem Phasendetektor mit optimaler Steuerung und Lockanzeige vom Pegel-Typ |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE95960T1 true ATE95960T1 (de) | 1993-10-15 |
Family
ID=22408564
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT88115597T ATE95960T1 (de) | 1987-11-20 | 1988-09-22 | Frequenzsynthesierer mit digitalem phasendetektor mit optimaler steuerung und lockanzeige vom pegel-typ. |
Country Status (7)
Country | Link |
---|---|
US (1) | US4764737A (de) |
EP (1) | EP0316543B1 (de) |
JP (1) | JP2594141B2 (de) |
KR (1) | KR970002219B1 (de) |
AT (1) | ATE95960T1 (de) |
CA (1) | CA1299255C (de) |
DE (1) | DE3884909T2 (de) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2202398A (en) * | 1987-03-18 | 1988-09-21 | Marconi Instruments Ltd | Phase comparator |
US4901026A (en) * | 1987-07-01 | 1990-02-13 | Rockwell International Corporation | Phase detector circuit having latched output characteristic |
JP2619448B2 (ja) * | 1987-12-24 | 1997-06-11 | 富士通株式会社 | ディジタル式位相比較回路 |
US4806870A (en) * | 1988-01-11 | 1989-02-21 | Data General Corporation | Phase comparator and data separator |
US4827225A (en) * | 1988-06-13 | 1989-05-02 | Unisys Corporation | Fast locking phase-locked loop utilizing frequency estimation |
US4935707A (en) * | 1989-05-01 | 1990-06-19 | Motorola, Inc. | Current reduction of a synthesizer |
US4975650A (en) * | 1989-07-24 | 1990-12-04 | Motorola, Inc. | Phase detector |
US5099202A (en) * | 1990-02-26 | 1992-03-24 | General Electric Company | Phase shift generator |
US4970475A (en) * | 1990-03-28 | 1990-11-13 | Motorola Inc. | Linearized three state phase detector |
JPH04249918A (ja) * | 1991-01-08 | 1992-09-04 | Fujitsu General Ltd | 電圧制御発振装置 |
US5168245A (en) * | 1991-10-30 | 1992-12-01 | International Business Machines Corporation | Monolithic digital phaselock loop circuit having an expanded pull-in range |
US5686864A (en) * | 1995-09-05 | 1997-11-11 | Motorola, Inc. | Method and apparatus for controlling a voltage controlled oscillator tuning range in a frequency synthesizer |
US6023198A (en) * | 1998-06-08 | 2000-02-08 | Motorola, Inc. | Self-tuning and temperature compensated voltage controlled oscillator |
EP0991193A1 (de) * | 1998-09-29 | 2000-04-05 | Koninklijke Philips Electronics N.V. | Funkgerät mit einem Frequenzsynthetisierer und Phasendiskriminator für ein solches Gerät |
US6448820B1 (en) * | 1998-11-04 | 2002-09-10 | Altera Corporation | Fast locking phase frequency detector |
US6107890A (en) * | 1999-05-05 | 2000-08-22 | Nortel Networks Corporation | Digital phase comparator and frequency synthesizer |
US6157218A (en) * | 1999-07-14 | 2000-12-05 | Realtex Semiconductor Corp. | Phase-frequency detection with no dead zone |
US6188287B1 (en) | 1999-09-27 | 2001-02-13 | Motorola, Inc. | Method and apparatus for reducing phase noise in a voltage controlled oscillator circuit |
US6194975B1 (en) | 1999-12-13 | 2001-02-27 | Motorola, Inc. | Dual band VCO with improved phase noise |
DE60108922T2 (de) * | 2000-05-19 | 2005-12-29 | Yazaki Corp. | Phasenkomparator und Taktrückgewinnungsschaltung |
US6281712B1 (en) | 2000-09-05 | 2001-08-28 | Motorola, Inc. | Phase detector with frequency steering |
US6441691B1 (en) * | 2001-03-09 | 2002-08-27 | Ericsson Inc. | PLL cycle slip compensation |
FR2832564B1 (fr) | 2001-11-19 | 2004-01-30 | Stepmind | Procede et dispositif de comparaison de phase et de frequence |
JP2003163592A (ja) * | 2001-11-26 | 2003-06-06 | Mitsubishi Electric Corp | 位相比較器およびそれを用いたクロック発生回路 |
US6774732B1 (en) * | 2003-02-14 | 2004-08-10 | Motorola, Inc. | System and method for coarse tuning a phase locked loop (PLL) synthesizer using 2-PI slip detection |
US8134393B1 (en) | 2010-09-29 | 2012-03-13 | Motorola Solutions, Inc. | Method and apparatus for correcting phase offset errors in a communication device |
US11595047B1 (en) * | 2022-03-03 | 2023-02-28 | Ciena Corporation | Apparatus and methods for a phase frequency detector with a wide operational range |
GB202219593D0 (en) * | 2022-12-22 | 2023-02-08 | Novelda As | Phase lock detector |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4122405A (en) * | 1977-10-21 | 1978-10-24 | National Semiconductor Corporation | Digital logic level signal indication of phase and frequency lock condition in a phase-locked loop |
JPS5525206A (en) * | 1978-08-11 | 1980-02-22 | Hitachi Denshi Ltd | Synchronous supervisory system |
JPS5531310A (en) * | 1978-08-27 | 1980-03-05 | Japan Radio Co Ltd | Detection circuit for phase difference fluctuation |
US4237423A (en) * | 1978-12-08 | 1980-12-02 | Rca Corporation | Digital phase detector |
JPS6010458B2 (ja) * | 1979-08-23 | 1985-03-18 | 富士通株式会社 | フエ−ズ・ロツクド・ル−プ回路 |
JPS57164620A (en) * | 1981-04-02 | 1982-10-09 | Sony Corp | Phase comparator |
JPS57173223A (en) * | 1981-04-17 | 1982-10-25 | Toshiba Corp | Phase comparator circuit |
JPS59198028A (ja) * | 1983-04-26 | 1984-11-09 | Anritsu Corp | 位相同期回路 |
JPS6130814A (ja) * | 1984-07-10 | 1986-02-13 | ジヨン・フリユ−ク・マニフアクチヤリング.カムパニ−,インコ−ポレ−テツド | デジタル式位相検波器 |
-
1987
- 1987-11-20 US US07/123,415 patent/US4764737A/en not_active Expired - Lifetime
-
1988
- 1988-08-23 CA CA000575396A patent/CA1299255C/en not_active Expired - Lifetime
- 1988-09-22 DE DE88115597T patent/DE3884909T2/de not_active Expired - Fee Related
- 1988-09-22 EP EP88115597A patent/EP0316543B1/de not_active Expired - Lifetime
- 1988-09-22 AT AT88115597T patent/ATE95960T1/de not_active IP Right Cessation
- 1988-11-18 JP JP63292245A patent/JP2594141B2/ja not_active Expired - Fee Related
- 1988-11-18 KR KR1019880015207A patent/KR970002219B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0316543A2 (de) | 1989-05-24 |
JP2594141B2 (ja) | 1997-03-26 |
KR890009067A (ko) | 1989-07-15 |
EP0316543A3 (en) | 1989-10-11 |
JPH01162417A (ja) | 1989-06-26 |
US4764737A (en) | 1988-08-16 |
KR970002219B1 (ko) | 1997-02-25 |
DE3884909D1 (de) | 1993-11-18 |
CA1299255C (en) | 1992-04-21 |
EP0316543B1 (de) | 1993-10-13 |
DE3884909T2 (de) | 1994-02-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |