JPS5744861A - Digital phase measuring circuit - Google Patents
Digital phase measuring circuitInfo
- Publication number
- JPS5744861A JPS5744861A JP56102360A JP10236081A JPS5744861A JP S5744861 A JPS5744861 A JP S5744861A JP 56102360 A JP56102360 A JP 56102360A JP 10236081 A JP10236081 A JP 10236081A JP S5744861 A JPS5744861 A JP S5744861A
- Authority
- JP
- Japan
- Prior art keywords
- measuring circuit
- digital phase
- phase measuring
- digital
- circuit
- 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.)
- Pending
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
- G01R25/08—Arrangements for measuring phase angle between a voltage and a current or between voltages or currents by counting of standard pulses
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
- G01S3/80—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using ultrasonic, sonic or infrasonic waves
- G01S3/802—Systems for determining direction or deviation from predetermined direction
- G01S3/805—Systems for determining direction or deviation from predetermined direction using adjustment of real or effective orientation of directivity characteristics of a transducer or transducer system to give a desired condition of signal derived from that transducer or transducer system, e.g. to give a maximum or minimum signal
- G01S3/8055—Systems for determining direction or deviation from predetermined direction using adjustment of real or effective orientation of directivity characteristics of a transducer or transducer system to give a desired condition of signal derived from that transducer or transducer system, e.g. to give a maximum or minimum signal adjusting orientation of a single directivity characteristic to produce maximum or minimum signal
-
- 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
- H03L7/099—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop
- H03L7/0991—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop the oscillator being a digital oscillator, e.g. composed of a fixed oscillator followed by a variable frequency divider
- H03L7/0992—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop the oscillator being a digital oscillator, e.g. composed of a fixed oscillator followed by a variable frequency divider comprising a counter or a frequency divider
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/04—Synchronising
- H04N5/12—Devices in which the synchronising signals are only operative if a phase difference occurs between synchronising and synchronised scanning devices, e.g. flywheel synchronising
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Measuring Phase Differences (AREA)
- Manipulation Of Pulses (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19823225252 DE3225252A1 (de) | 1981-07-02 | 1982-07-06 | Vorrichtung zum exakten ueberlappen der enden eines thermoplastischen umschnuerungsbandes in einer paketschnuermaschine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19803025356 DE3025356A1 (de) | 1980-07-04 | 1980-07-04 | Schaltungsanordnung zur digitalen phasendifferenz-messung, deren verwendung in einer synchronisierschaltung und entsprechende synchronisierschaltung |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5744861A true JPS5744861A (en) | 1982-03-13 |
Family
ID=6106405
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP56102360A Pending JPS5744861A (en) | 1980-07-04 | 1981-07-02 | Digital phase measuring circuit |
Country Status (5)
Country | Link |
---|---|
US (1) | US4471299A (ja) |
EP (1) | EP0043407B1 (ja) |
JP (1) | JPS5744861A (ja) |
DE (2) | DE3025356A1 (ja) |
IE (1) | IE51757B1 (ja) |
Families Citing this family (35)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL8103705A (nl) * | 1981-08-06 | 1983-03-01 | Philips Nv | Lijnsynchroniseerschakeling voor een beelweergeefinrichting. |
NL8202685A (nl) * | 1982-07-05 | 1984-02-01 | Philips Nv | Kloksignaalregenerator met hoge stabiliteit. |
SE434781B (sv) * | 1982-12-21 | 1984-08-13 | Ericsson Telefon Ab L M | Sett att meta en likstrom eller en lagfrekvent vexelstrom |
AU2592384A (en) * | 1983-03-26 | 1984-09-27 | Itt Industries, Inc. | Digital horizontal synchronization |
DE3362694D1 (en) * | 1983-03-26 | 1986-04-30 | Itt Ind Gmbh Deutsche | Digital synchronisation circuit for a composite video signal |
US4543600A (en) * | 1983-09-19 | 1985-09-24 | Rca Corporation | Digital signal phase measuring apparatus as for a phase-locked loop |
JPS6128070U (ja) * | 1984-07-26 | 1986-02-19 | パイオニア株式会社 | デイジタル周波数位相比較器 |
US4707653A (en) * | 1985-10-17 | 1987-11-17 | Ampex Corporation | Frequency measurement circuit |
DE3579925D1 (de) * | 1985-12-12 | 1990-10-31 | Itt Ind Gmbh Deutsche | Digitale phasenmesschaltung. |
US4737971A (en) * | 1986-04-07 | 1988-04-12 | American Telephone And Telegraph Company | Synchronization detection circuit |
AT393053B (de) * | 1987-04-09 | 1991-08-12 | Elin Union Ag | Anordnung zur ermittlung des wiederkehrenden synchronisationszeitpunktes |
EP0310088B1 (en) * | 1987-10-01 | 1996-06-05 | Sharp Kabushiki Kaisha | Digital phase-locked loop system |
US4922195A (en) * | 1988-12-19 | 1990-05-01 | Westinghouse Electric Corp. | Extraneous frequency detector |
US5019786A (en) * | 1989-11-17 | 1991-05-28 | The United States Of America As Represented By The United States Department Of Energy | Phase measurement system using a dithered clock |
US5341031A (en) * | 1990-08-27 | 1994-08-23 | Mitsubishi Denki Kabushiki Kaisha | Stable high speed clock generator |
US5162910A (en) * | 1990-10-03 | 1992-11-10 | Thomson Consumer Electronics, Inc. | Synchronizing circuit |
US5103162A (en) * | 1991-03-21 | 1992-04-07 | Westinghouse Electric Corp. | Apparatus for determining when a preselected phase relationship exists between two periodic waveforms |
JPH04336308A (ja) * | 1991-05-13 | 1992-11-24 | Nec Corp | マイクロコンピュータ |
GB9112131D0 (en) * | 1991-06-05 | 1991-07-24 | Texas Instruments Ltd | Method and apparatus for detecting a sequence of input pulses |
US5144170A (en) * | 1991-06-28 | 1992-09-01 | Motorola, Inc. | Circuit and method of aligning clock signals |
US5371416A (en) * | 1993-04-05 | 1994-12-06 | Motorola, Inc. | Circuit and method of synchronizing clock signals |
US5442278A (en) * | 1993-09-24 | 1995-08-15 | Acer Peripherals, Inc. | Apparatus for detecting the frequency of an input signal by counting pulses during an input signal cycle |
DE19503035C2 (de) * | 1995-01-31 | 1998-09-17 | Siemens Ag | Verfahren und Anordnung zum Ermitteln der Phasendifferenz zwischen Taktsignalen in einer Kommunikationseinrichtung |
US5844622A (en) * | 1995-12-12 | 1998-12-01 | Trw Inc. | Digital video horizontal synchronization pulse detector and processor |
KR100258332B1 (ko) * | 1997-12-26 | 2000-06-01 | 윤종용 | 싱크검출장치와 그에 따른 광 디스크 재생장치 |
DE19801732A1 (de) | 1998-01-19 | 1999-07-22 | Thomson Brandt Gmbh | Schaltung zur Aufbereitung von Synchronsignalen |
DE19816656C2 (de) * | 1998-04-15 | 2000-08-10 | Suedwestrundfunk Anstalt Des O | Verfahren zum Erzeugen von Frequenzen |
DE19830260A1 (de) * | 1998-07-07 | 2000-01-13 | Alcatel Sa | Taktgenerator und Synchronisierungsverfahren |
DE19844126C1 (de) * | 1998-09-25 | 2000-06-08 | Siemens Ag | Frequenzdetektionsverfahren zur Taktsignalfrequenz-Nachstellung und Frequenzdetektorschaltung zur Durchführung des Verfahrens |
US7483508B2 (en) * | 2001-11-27 | 2009-01-27 | Texas Instruments Incorporated | All-digital frequency synthesis with non-linear differential term for handling frequency perturbations |
EP1492226A1 (en) * | 2003-06-23 | 2004-12-29 | Alcatel | A method of monitoring the frequency stability of an oscillator used for network element clock generation and generating an alarm indication |
US8283810B2 (en) | 2005-01-21 | 2012-10-09 | C.E. Niehoff & Co. | System and method for generator phase signal monitoring and control of electrical current distribution |
US8227941B2 (en) | 2009-07-23 | 2012-07-24 | C.E. Niehoff & Co. | System and method for generator phase signal monitoring and control |
US9552029B2 (en) | 2012-02-20 | 2017-01-24 | Engineered Electric Company | Micro grid power distribution unit |
US10333532B2 (en) * | 2017-09-07 | 2019-06-25 | Micron Technology, Inc. | Apparatuses and methods for detecting a loop count in a delay-locked loop |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2980858A (en) * | 1959-12-07 | 1961-04-18 | Collins Radio Co | Digital synchronization circuit operating by inserting extra pulses into or delayingpulses from clock pulse train |
US3297947A (en) * | 1963-12-18 | 1967-01-10 | Gen Precision Inc | Apparatus for two signal polarity detecting using alternate quartercycle sampling toeliminate quadrature error |
US3509476A (en) * | 1965-10-12 | 1970-04-28 | Gen Dynamics Corp | Digital frequency and/or phase measuring system having wide dynamic range |
US3820022A (en) * | 1972-09-28 | 1974-06-25 | Cubic Corp | Asymmetrical wave digital phase measuring system |
US4001682A (en) * | 1972-09-28 | 1977-01-04 | Cubic Corporation | Ambiguity free digital averaging phase meter |
SE379862B (ja) * | 1974-02-07 | 1975-10-20 | Asea Ab | |
FR2281573A1 (fr) * | 1974-08-09 | 1976-03-05 | Thomson Csf | Appareil de mesure de dephasage introduit par un circuit electronique |
DE2709270C2 (de) * | 1977-03-03 | 1984-02-23 | Siemens AG, 1000 Berlin und 8000 München | Fernseheinrichtung mit einem Regelkreis für die Frequenz und Phasenlage der Vertikalimpulse |
FR2396979A1 (fr) * | 1977-07-08 | 1979-02-02 | Thomson Csf | Circuit de mesure du decalage angulaire entre deux impulsions periodiques et dispositif de controle des systemes d'allumage electronique comportant un tel circuit |
DE2733890A1 (de) * | 1977-07-27 | 1979-02-01 | Siemens Ag | Verfahren zum hochgenauen messen von phasen- und frequenzdifferenzen |
US4157500A (en) * | 1977-10-31 | 1979-06-05 | Societe d'Exploitation de Produits et de Techniques pour l'Aeronautique & l'Automatique | Multiperiodical phasemeter |
DD146212A1 (de) * | 1979-09-17 | 1981-01-28 | S Schleicher | Schaltungsanordnung zum digitalen wegmessen bei vergroessertem eindeutigkeitsbereich |
-
1980
- 1980-07-04 DE DE19803025356 patent/DE3025356A1/de not_active Withdrawn
-
1981
- 1981-04-07 DE DE8181102602T patent/DE3172575D1/de not_active Expired
- 1981-04-07 EP EP81102602A patent/EP0043407B1/de not_active Expired
- 1981-07-02 JP JP56102360A patent/JPS5744861A/ja active Pending
- 1981-07-03 IE IE1497/81A patent/IE51757B1/en unknown
-
1983
- 1983-06-30 US US06/509,979 patent/US4471299A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US4471299A (en) | 1984-09-11 |
DE3172575D1 (en) | 1985-11-14 |
EP0043407A3 (en) | 1982-02-17 |
IE811497L (en) | 1982-01-04 |
EP0043407A2 (de) | 1982-01-13 |
DE3025356A1 (de) | 1982-01-21 |
IE51757B1 (en) | 1987-03-18 |
EP0043407B1 (de) | 1985-10-09 |
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