DK1107456T3 - Fremgangsmåde til regulering af den af en frekvensstyrbar oscillator afgivne udgangsfrekvens - Google Patents

Fremgangsmåde til regulering af den af en frekvensstyrbar oscillator afgivne udgangsfrekvens

Info

Publication number
DK1107456T3
DK1107456T3 DK00124958T DK00124958T DK1107456T3 DK 1107456 T3 DK1107456 T3 DK 1107456T3 DK 00124958 T DK00124958 T DK 00124958T DK 00124958 T DK00124958 T DK 00124958T DK 1107456 T3 DK1107456 T3 DK 1107456T3
Authority
DK
Denmark
Prior art keywords
frequency
oscillator
controlling
output frequency
controlled oscillator
Prior art date
Application number
DK00124958T
Other languages
English (en)
Inventor
Hans-Juergen Dipl-Ing Schulz
Original Assignee
Aastra Detewe Gmbh
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Aastra Detewe Gmbh filed Critical Aastra Detewe Gmbh
Application granted granted Critical
Publication of DK1107456T3 publication Critical patent/DK1107456T3/da

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03LAUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00Automatic control of frequency or phase; Synchronisation
    • H03L7/06Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08Details of the phase-locked loop
    • H03L7/099Details of the phase-locked loop concerning mainly the controlled oscillator of the loop
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03LAUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00Automatic control of frequency or phase; Synchronisation
    • H03L7/06Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/16Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
    • H03L7/18Indirect 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
    • H03L7/183Indirect 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
    • H03L7/187Indirect 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 means for coarse tuning the voltage controlled oscillator of the loop
    • H03L7/189Indirect 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 means for coarse tuning the voltage controlled oscillator of the loop comprising a D/A converter for generating a coarse tuning voltage
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03LAUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L2207/00Indexing scheme relating to automatic control of frequency or phase and to synchronisation
    • H03L2207/06Phase locked loops with a controlled oscillator having at least two frequency control terminals

Landscapes

  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
DK00124958T 1999-12-03 2000-11-16 Fremgangsmåde til regulering af den af en frekvensstyrbar oscillator afgivne udgangsfrekvens DK1107456T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19959265A DE19959265A1 (de) 1999-12-03 1999-12-03 Verfahren zum Regeln der von einem frequenzsteuerbaren Oszillator abgegebenen Ausgangsfrequenz

Publications (1)

Publication Number Publication Date
DK1107456T3 true DK1107456T3 (da) 2007-04-23

Family

ID=7931920

Family Applications (1)

Application Number Title Priority Date Filing Date
DK00124958T DK1107456T3 (da) 1999-12-03 2000-11-16 Fremgangsmåde til regulering af den af en frekvensstyrbar oscillator afgivne udgangsfrekvens

Country Status (5)

Country Link
EP (1) EP1107456B1 (da)
AT (1) ATE350811T1 (da)
DE (2) DE19959265A1 (da)
DK (1) DK1107456T3 (da)
ES (1) ES2278570T3 (da)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0127537D0 (en) * 2001-11-16 2002-01-09 Hitachi Ltd A communication semiconductor integrated circuit device and a wireless communication system
DE10240087C5 (de) * 2002-08-30 2011-12-01 Austriamicrosystems Ag Vibrationskreisel

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3526363A1 (de) * 1985-07-19 1987-01-22 Siemens Ag Verfahren zum herstellen eines einstellbaren frequenzgenerators
US4929918A (en) * 1989-06-07 1990-05-29 International Business Machines Corporation Setting and dynamically adjusting VCO free-running frequency at system level
US5331292A (en) * 1992-07-16 1994-07-19 National Semiconductor Corporation Autoranging phase-lock-loop circuit
US5382922A (en) * 1993-12-23 1995-01-17 International Business Machines Corporation Calibration systems and methods for setting PLL gain characteristics and center frequency
DE4415169A1 (de) * 1994-04-29 1995-11-02 Siemens Ag Phasenregelkreis
DE59702398D1 (de) * 1996-07-22 2000-11-02 Siemens Ag Phasenregelkreis mit Technologiekompensation
US5736904A (en) * 1996-12-02 1998-04-07 Motorola, Inc. Automatic trimming of a controlled oscillator in a phase locked loop
US5894246A (en) * 1997-09-29 1999-04-13 Motorola, Inc. Automatically tuning a voltage controlled oscillator for minimum side band noise
US5942949A (en) * 1997-10-14 1999-08-24 Lucent Technologies Inc. Self-calibrating phase-lock loop with auto-trim operations for selecting an appropriate oscillator operating curve

Also Published As

Publication number Publication date
ES2278570T3 (es) 2007-08-16
DE19959265A1 (de) 2001-06-07
ATE350811T1 (de) 2007-01-15
EP1107456A2 (de) 2001-06-13
DE50013929D1 (de) 2007-02-15
EP1107456A3 (de) 2004-01-21
EP1107456B1 (de) 2007-01-03

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