DE2502630A1 - Phasengekoppelter oszillator mit frequenznachsteuerung - Google Patents
Phasengekoppelter oszillator mit frequenznachsteuerungInfo
- Publication number
- DE2502630A1 DE2502630A1 DE19752502630 DE2502630A DE2502630A1 DE 2502630 A1 DE2502630 A1 DE 2502630A1 DE 19752502630 DE19752502630 DE 19752502630 DE 2502630 A DE2502630 A DE 2502630A DE 2502630 A1 DE2502630 A1 DE 2502630A1
- Authority
- DE
- Germany
- Prior art keywords
- phase
- oscillator
- signal
- error
- pulse
- 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.)
- Ceased
Links
- 239000003990 capacitor Substances 0.000 claims description 11
- 238000001514 detection method Methods 0.000 claims description 4
- 230000010363 phase shift Effects 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 claims 2
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 7
- 230000008859 change Effects 0.000 description 4
- 230000006870 function Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 101150103171 DARS1 gene Proteins 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000012217 deletion Methods 0.000 description 1
- 230000037430 deletion Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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
- H03L7/08—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
- H03L7/0891—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 the up-down pulses controlling source and sink current generators, e.g. a charge pump
-
- 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
- H03L7/191—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 at least two different signals from the frequency divider or the counter for determining the time difference
Landscapes
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB450674A GB1456453A (en) | 1974-01-31 | 1974-01-31 | Phase locked oscillators |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2502630A1 true DE2502630A1 (de) | 1975-08-14 |
Family
ID=9778494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19752502630 Ceased DE2502630A1 (de) | 1974-01-31 | 1975-01-23 | Phasengekoppelter oszillator mit frequenznachsteuerung |
Country Status (6)
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4034309A (en) * | 1975-12-23 | 1977-07-05 | International Business Machines Corporation | Apparatus and method for phase synchronization |
| US4017806A (en) * | 1976-01-26 | 1977-04-12 | Sperry Rand Corporation | Phase locked oscillator |
| US4053933A (en) * | 1976-11-02 | 1977-10-11 | Zenith Radio Corporation | Adaptive phase locked loop filter for television tuning |
| US4166984A (en) * | 1978-05-25 | 1979-09-04 | Rockwell International Corporation | Restricted rate of change phase lock loop apparatus |
| US4215430A (en) * | 1978-09-26 | 1980-07-29 | Control Data Corporation | Fast synchronization circuit for phase locked looped decoder |
| DE2856211A1 (de) * | 1978-12-27 | 1980-07-03 | Licentia Gmbh | Digitale phasenregelschaltung mit einer hilfsschaltung |
| US4214279A (en) * | 1979-01-25 | 1980-07-22 | International Business Machines Corporation | Clocking system for servo signal having two or more harmonically related frequencies |
| GB2119188B (en) * | 1982-04-28 | 1986-01-29 | Int Computers Ltd | Digital phase-locked loop |
| US4596937A (en) * | 1982-04-28 | 1986-06-24 | International Computers Limited | Digital phase-locked loop |
| GB2132042B (en) * | 1982-12-15 | 1986-09-24 | British Broadcasting Corp | Frequency and timing sources |
| DE3306939A1 (de) * | 1983-02-28 | 1984-08-30 | Siemens AG, 1000 Berlin und 8000 München | Astabiler multivibrator |
| US4567447A (en) * | 1983-06-03 | 1986-01-28 | Zenith Electronics Corporation | Auto tuning for an oscillator |
| JPS6228214U (US07923587-20110412-C00022.png) * | 1985-07-31 | 1987-02-20 | ||
| CA1284361C (en) * | 1986-08-29 | 1991-05-21 | Mitel Corporation | Analog phase locked loop |
| JPH01100213U (US07923587-20110412-C00022.png) * | 1987-12-23 | 1989-07-05 | ||
| US5229752A (en) * | 1991-09-20 | 1993-07-20 | The United States Of America As Represented By The United States Department Of Energy | Method and apparatus for detecting timing errors in a system oscillator |
| JPH08213901A (ja) * | 1995-02-02 | 1996-08-20 | Fujitsu Ltd | 位相同期回路及びこれを構成するための回路装置並びに位相同期回路を用いた電子装置 |
| US6489852B1 (en) * | 2000-07-20 | 2002-12-03 | Marconi Communications, Inc. | Slew controlled frame aligner for a phase locked loop |
| FR2868891B1 (fr) * | 2004-04-08 | 2006-07-07 | Eads Telecom Soc Par Actions S | Boucle a asservissement de phase a demi-pas |
| WO2016109923A1 (en) * | 2015-01-05 | 2016-07-14 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and radio network node for compensation for local oscillator pulling or pushing |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE821804C (de) * | 1946-12-31 | 1951-11-22 | Philips Nv | Vorrichtung zur selbsttaetigen Frequenzkorrektion |
| DE1804813A1 (de) * | 1968-10-24 | 1970-07-16 | Telefunken Patent | Schaltung zum Nachregeln der Frequenz eines Oszillators |
| US3638135A (en) * | 1970-10-08 | 1972-01-25 | Collins Radio Co | Intermittent phase control loop for swept frequency pulse generator |
| DE1953484B2 (de) * | 1968-10-28 | 1973-05-03 | International Business Machines Corp, Armonk, NY (V St A) | Schaltungsanordnung zur regelung von frequenz und phase der von einem spannungsgesteuerten oszillator gelieferten taktimpulse |
| DE2310314A1 (de) * | 1972-03-01 | 1973-09-13 | Rca Corp | Schaltungsanordnung zum steuern eines frequenznormalgebers |
| US3777276A (en) * | 1973-01-24 | 1973-12-04 | Us Navy | Phase lock loop with automatic step by step search sweep followed by linear search sweep |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE795045A (nl) * | 1972-02-08 | 1973-08-06 | Philips Nv | Inrichting voor het naar keuze opwekken van een uit een aantal in een brede frequentieband gelegen discrete frequenties |
| JPS5411238B2 (US07923587-20110412-C00022.png) * | 1974-07-29 | 1979-05-12 |
-
1974
- 1974-01-31 GB GB450674A patent/GB1456453A/en not_active Expired
- 1974-12-20 IT IT30803/74A patent/IT1027853B/it active
- 1974-12-20 FR FR7443216A patent/FR2260228B1/fr not_active Expired
- 1974-12-24 JP JP14772074A patent/JPS541141B2/ja not_active Expired
-
1975
- 1975-01-23 DE DE19752502630 patent/DE2502630A1/de not_active Ceased
- 1975-01-23 US US05/543,586 patent/US3939438A/en not_active Expired - Lifetime
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE821804C (de) * | 1946-12-31 | 1951-11-22 | Philips Nv | Vorrichtung zur selbsttaetigen Frequenzkorrektion |
| DE1804813A1 (de) * | 1968-10-24 | 1970-07-16 | Telefunken Patent | Schaltung zum Nachregeln der Frequenz eines Oszillators |
| DE1953484B2 (de) * | 1968-10-28 | 1973-05-03 | International Business Machines Corp, Armonk, NY (V St A) | Schaltungsanordnung zur regelung von frequenz und phase der von einem spannungsgesteuerten oszillator gelieferten taktimpulse |
| US3638135A (en) * | 1970-10-08 | 1972-01-25 | Collins Radio Co | Intermittent phase control loop for swept frequency pulse generator |
| DE2310314A1 (de) * | 1972-03-01 | 1973-09-13 | Rca Corp | Schaltungsanordnung zum steuern eines frequenznormalgebers |
| US3777276A (en) * | 1973-01-24 | 1973-12-04 | Us Navy | Phase lock loop with automatic step by step search sweep followed by linear search sweep |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS50110263A (US07923587-20110412-C00022.png) | 1975-08-30 |
| JPS541141B2 (US07923587-20110412-C00022.png) | 1979-01-20 |
| US3939438A (en) | 1976-02-17 |
| FR2260228A1 (US07923587-20110412-C00022.png) | 1975-08-29 |
| FR2260228B1 (US07923587-20110412-C00022.png) | 1976-10-22 |
| GB1456453A (en) | 1976-11-24 |
| IT1027853B (it) | 1978-12-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OD | Request for examination | ||
| 8131 | Rejection |