FI931019A0 - Menetelmä kellosignaalin muodostamiseksi vaihelukitun silmukan avulla ja vaihelukittu silmukka - Google Patents
Menetelmä kellosignaalin muodostamiseksi vaihelukitun silmukan avulla ja vaihelukittu silmukkaInfo
- Publication number
- FI931019A0 FI931019A0 FI931019A FI931019A FI931019A0 FI 931019 A0 FI931019 A0 FI 931019A0 FI 931019 A FI931019 A FI 931019A FI 931019 A FI931019 A FI 931019A FI 931019 A0 FI931019 A0 FI 931019A0
- Authority
- FI
- Finland
- Prior art keywords
- phase
- locked loop
- forming
- clock signal
- locked
- Prior art date
Links
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
- H03L7/14—Details of the phase-locked loop for assuring constant frequency when supply or correction voltages fail or are interrupted
- H03L7/146—Details of the phase-locked loop for assuring constant frequency when supply or correction voltages fail or are interrupted by using digital means for generating the oscillator control 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
- H03L7/10—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range
- H03L7/107—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range using a variable transfer function for the loop, e.g. low pass filter having a variable bandwidth
- H03L7/1075—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range using a variable transfer function for the loop, e.g. low pass filter having a variable bandwidth by changing characteristics of the loop filter, e.g. changing the gain, changing the bandwidth
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI931019A FI93286C (fi) | 1993-03-08 | 1993-03-08 | Menetelmä kellosignaalin muodostamiseksi vaihelukitun silmukan avulla ja vaihelukittu silmukka |
DE4491210T DE4491210T1 (de) | 1993-03-08 | 1994-03-03 | Verfahren zur Erzeugung eines Taktsignals mit Hilfe eines Phasenregelkreises und ein Phasenregelkreis |
AU61430/94A AU6143094A (en) | 1993-03-08 | 1994-03-03 | Method of generating a clock signal by means of a phase-locked loop and a phase-locked loop |
PCT/FI1994/000076 WO1994021047A1 (en) | 1993-03-08 | 1994-03-03 | Method of generating a clock signal by means of a phase-locked loop and a phase-locked loop |
GB9518446A GB2291548B (en) | 1993-03-08 | 1994-03-03 | Method of generating a clock signal by means of a phase-locked loop and a phase-locked loop |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI931019A FI93286C (fi) | 1993-03-08 | 1993-03-08 | Menetelmä kellosignaalin muodostamiseksi vaihelukitun silmukan avulla ja vaihelukittu silmukka |
FI931019 | 1993-03-08 |
Publications (4)
Publication Number | Publication Date |
---|---|
FI931019A0 true FI931019A0 (fi) | 1993-03-08 |
FI931019A FI931019A (fi) | 1994-09-09 |
FI93286B FI93286B (fi) | 1994-11-30 |
FI93286C FI93286C (fi) | 1995-03-10 |
Family
ID=8537510
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI931019A FI93286C (fi) | 1993-03-08 | 1993-03-08 | Menetelmä kellosignaalin muodostamiseksi vaihelukitun silmukan avulla ja vaihelukittu silmukka |
Country Status (5)
Country | Link |
---|---|
AU (1) | AU6143094A (fi) |
DE (1) | DE4491210T1 (fi) |
FI (1) | FI93286C (fi) |
GB (1) | GB2291548B (fi) |
WO (1) | WO1994021047A1 (fi) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2317280A (en) * | 1996-09-11 | 1998-03-18 | Roke Manor Research | Bandwidth adjustment in phase locked loops |
GB2319409B (en) * | 1996-11-15 | 1999-01-27 | Nokia Telecommunications Oy | Apparatus and method for stabilising the frequency of a phase locked loop |
US6345079B1 (en) * | 1997-10-29 | 2002-02-05 | Victor Company Of Japan, Ltd. | Clock signal generation apparatus |
FI20000638A (fi) | 2000-03-17 | 2001-09-18 | Nokia Mobile Phones Ltd | Oskillaattorin säätö |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4980899A (en) * | 1988-06-21 | 1990-12-25 | Siemens Ag | Method and apparatus for synchronization of a clock signal generator particularly useful in a digital telecommunications exchange |
US4980652A (en) * | 1988-09-02 | 1990-12-25 | Nippon Telegraph And Telephone Corporation | Frequency synthesizer having compensation for nonlinearities |
JPH02177725A (ja) * | 1988-12-28 | 1990-07-10 | Fujitsu Ltd | Pllシンセサイザ回路 |
US5028885A (en) * | 1990-08-30 | 1991-07-02 | Motorola, Inc. | Phase-locked loop signal generation system with control maintenance |
-
1993
- 1993-03-08 FI FI931019A patent/FI93286C/fi active
-
1994
- 1994-03-03 GB GB9518446A patent/GB2291548B/en not_active Expired - Fee Related
- 1994-03-03 AU AU61430/94A patent/AU6143094A/en not_active Abandoned
- 1994-03-03 DE DE4491210T patent/DE4491210T1/de not_active Withdrawn
- 1994-03-03 WO PCT/FI1994/000076 patent/WO1994021047A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
FI93286B (fi) | 1994-11-30 |
GB2291548B (en) | 1997-01-08 |
DE4491210T1 (de) | 1996-02-22 |
GB9518446D0 (en) | 1995-11-15 |
FI931019A (fi) | 1994-09-09 |
GB2291548A (en) | 1996-01-24 |
FI93286C (fi) | 1995-03-10 |
WO1994021047A1 (en) | 1994-09-15 |
AU6143094A (en) | 1994-09-26 |
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Legal Events
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---|---|---|---|
BB | Publication of examined application |