DK30678A - Digitalt fasesammenligningsapparat - Google Patents
Digitalt fasesammenligningsapparatInfo
- Publication number
- DK30678A DK30678A DK30678A DK30678A DK30678A DK 30678 A DK30678 A DK 30678A DK 30678 A DK30678 A DK 30678A DK 30678 A DK30678 A DK 30678A DK 30678 A DK30678 A DK 30678A
- Authority
- DK
- Denmark
- Prior art keywords
- phase comparison
- digital phase
- comparison apparatus
- digital
- phase
- 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
- H03D13/00—Circuits for comparing the phase or frequency of two mutually-independent oscillations
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D13/00—Circuits for comparing the phase or frequency of two mutually-independent oscillations
- H03D13/003—Circuits for comparing the phase or frequency of two mutually-independent oscillations in which both oscillations are converted by logic means into pulses which are applied to filtering or integrating means
- H03D13/004—Circuits for comparing the phase or frequency of two mutually-independent oscillations in which both oscillations are converted by logic means into pulses which are applied to filtering or integrating means the logic means delivering pulses at more than one terminal, e.g. up and 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
- H03L7/087—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal using at least two phase detectors or a frequency and phase detector 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
- H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
- H03L7/091—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 using a sampling device
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Measuring Phase Differences (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2743/77A GB1519933A (en) | 1977-01-24 | 1977-01-24 | Digital phase comparison apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK30678A true DK30678A (da) | 1978-07-25 |
Family
ID=9745053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK30678A DK30678A (da) | 1977-01-24 | 1978-01-20 | Digitalt fasesammenligningsapparat |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US4184122A (da) |
| JP (1) | JPS5393880A (da) |
| AU (1) | AU509618B2 (da) |
| BE (1) | BE863211A (da) |
| BR (1) | BR7800380A (da) |
| CA (1) | CA1110715A (da) |
| CH (1) | CH622391A5 (da) |
| DE (1) | DE2802626C2 (da) |
| DK (1) | DK30678A (da) |
| FR (1) | FR2378304A1 (da) |
| GB (1) | GB1519933A (da) |
| IT (1) | IT1092851B (da) |
| NL (1) | NL174789C (da) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4410954A (en) * | 1980-10-08 | 1983-10-18 | Rockwell International Corporation | Digital frequency synthesizer with random jittering for reducing discrete spectral spurs |
| US4371974A (en) * | 1981-02-25 | 1983-02-01 | Rockwell International Corporation | NRZ Data phase detector |
| US4525685A (en) * | 1983-05-31 | 1985-06-25 | Spectracom Corp. | Disciplined oscillator system with frequency control and accumulated time control |
| DE3432313A1 (de) * | 1984-09-03 | 1986-03-13 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Schaltungsanordnung zum synchronisieren eines signals |
| JPH0328412Y2 (da) * | 1984-12-28 | 1991-06-19 | ||
| US4641087A (en) * | 1985-02-01 | 1987-02-03 | The United States Of America As Represented By The Department Of Energy | Phase comparator apparatus and method |
| US4864252A (en) * | 1988-09-26 | 1989-09-05 | Motorola, Inc. | Sample-and-hold phase detector for use in a phase locked loop |
| US5140278A (en) * | 1991-03-11 | 1992-08-18 | California Institute Of Technology | Phase-locked loop FM demodulator |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3174090A (en) * | 1959-04-27 | 1965-03-16 | Rca Corp | Phase responsive motor speed control system |
| GB951230A (en) * | 1961-10-04 | 1964-03-04 | Ferguson Radio Corp | Improvements in and relating to frequency control systems |
| US3430148A (en) * | 1966-03-14 | 1969-02-25 | Xerox Corp | Phase comparator circuit for providing varying width signal which is a function of phase difference and angle of two input signals |
| FR1529822A (fr) * | 1967-05-09 | 1968-06-21 | Csf | Dispositif de mesure de phase |
| US3588710A (en) * | 1968-08-05 | 1971-06-28 | Westinghouse Electric Corp | Digital phase detection circuitry |
| GB1236494A (en) * | 1969-06-23 | 1971-06-23 | Marconi Co Ltd | Improvements in or relating to phase difference detectors |
| DE2046990A1 (de) * | 1970-09-24 | 1972-03-30 | Bosch Elektronik Gmbh | Regelungseinrichtung zum Konstanthalten einer elektrischen Größe |
| NL7207569A (da) * | 1972-06-03 | 1973-12-05 | ||
| JPS5650451B2 (da) * | 1973-04-24 | 1981-11-28 | ||
| GB1436933A (en) * | 1974-09-26 | 1976-05-26 | Mullard Ltd | Phase and/or frequency comparators |
| GB1477584A (en) * | 1975-10-14 | 1977-06-22 | Mullard Ltd | Phase comparator |
-
1977
- 1977-01-24 GB GB2743/77A patent/GB1519933A/en not_active Expired
-
1978
- 1978-01-12 US US05/868,978 patent/US4184122A/en not_active Expired - Lifetime
- 1978-01-18 CA CA295,177A patent/CA1110715A/en not_active Expired
- 1978-01-20 IT IT19505/78A patent/IT1092851B/it active
- 1978-01-20 CH CH64478A patent/CH622391A5/de not_active IP Right Cessation
- 1978-01-20 NL NLAANVRAGE7800705,A patent/NL174789C/xx not_active IP Right Cessation
- 1978-01-20 DK DK30678A patent/DK30678A/da not_active Application Discontinuation
- 1978-01-20 AU AU32577/78A patent/AU509618B2/en not_active Expired
- 1978-01-21 DE DE2802626A patent/DE2802626C2/de not_active Expired
- 1978-01-23 BE BE184551A patent/BE863211A/xx not_active IP Right Cessation
- 1978-01-23 BR BR7800380A patent/BR7800380A/pt unknown
- 1978-01-24 FR FR7801883A patent/FR2378304A1/fr active Granted
- 1978-01-24 JP JP662978A patent/JPS5393880A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5751906B2 (da) | 1982-11-04 |
| GB1519933A (en) | 1978-08-02 |
| NL7800705A (nl) | 1978-07-26 |
| FR2378304B1 (da) | 1983-08-19 |
| CH622391A5 (da) | 1981-03-31 |
| BE863211A (fr) | 1978-07-24 |
| AU509618B2 (en) | 1980-05-15 |
| BR7800380A (pt) | 1978-10-03 |
| JPS5393880A (en) | 1978-08-17 |
| DE2802626C2 (de) | 1986-07-17 |
| AU3257778A (en) | 1979-07-26 |
| DE2802626A1 (de) | 1978-07-27 |
| US4184122A (en) | 1980-01-15 |
| NL174789C (nl) | 1984-08-01 |
| IT7819505A0 (it) | 1978-01-20 |
| IT1092851B (it) | 1985-07-12 |
| CA1110715A (en) | 1981-10-13 |
| FR2378304A1 (fr) | 1978-08-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| AHS | Application shelved for other reasons than non-payment |