FI895068A0 - Frekvenssyntetisator. - Google Patents

Frekvenssyntetisator.

Info

Publication number
FI895068A0
FI895068A0 FI895068A FI895068A FI895068A0 FI 895068 A0 FI895068 A0 FI 895068A0 FI 895068 A FI895068 A FI 895068A FI 895068 A FI895068 A FI 895068A FI 895068 A0 FI895068 A0 FI 895068A0
Authority
FI
Finland
Prior art keywords
frequency synthesizer
synthesizer
frequency
Prior art date
Application number
FI895068A
Other languages
English (en)
Finnish (fi)
Inventor
Jarmo Maekinen
Original Assignee
Telenokia Oy
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 Telenokia Oy filed Critical Telenokia Oy
Priority to FI895068A priority Critical patent/FI895068A0/fi
Publication of FI895068A0 publication Critical patent/FI895068A0/fi
Priority to FI904855A priority patent/FI88569C/fi
Priority to PCT/FI1990/000248 priority patent/WO1991007016A1/fr
Priority to EP90915315A priority patent/EP0497801B1/fr
Priority to DE69021074T priority patent/DE69021074T2/de
Priority to JP2514262A priority patent/JP2971134B2/ja

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/02—Details
    • H03C3/09—Modifications of modulator for regulating the mean frequency
    • H03C3/0908—Modifications of modulator for regulating the mean frequency using a phase locked loop
    • H03C3/0966—Modifications of modulator for regulating the mean frequency using a phase locked loop modulating the reference clock
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/02—Details
    • H03C3/09—Modifications of modulator for regulating the mean frequency
    • H03C3/0908—Modifications of modulator for regulating the mean frequency using a phase locked loop
    • H03C3/0941—Modifications of modulator for regulating the mean frequency using a phase locked loop applying frequency modulation at more than one point in the loop
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/02—Details
    • H03C3/09—Modifications of modulator for regulating the mean frequency
    • H03C3/0908—Modifications of modulator for regulating the mean frequency using a phase locked loop
    • H03C3/095—Modifications of modulator for regulating the mean frequency using a phase locked loop applying frequency modulation to the loop in front of the voltage controlled oscillator
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D1/00—Demodulation of amplitude-modulated oscillations
    • H03D1/22—Homodyne or synchrodyne circuits
    • H03D1/2281—Homodyne or synchrodyne circuits using a phase locked 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
    • H03L7/087—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
    • H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
    • H03L7/22—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using more than one loop
    • H03L7/23—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using more than one loop with pulse counters or frequency dividers
    • H03L7/235—Nested phase locked loops

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
FI895068A 1989-10-25 1989-10-25 Frekvenssyntetisator. FI895068A0 (fi)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FI895068A FI895068A0 (fi) 1989-10-25 1989-10-25 Frekvenssyntetisator.
FI904855A FI88569C (fi) 1989-10-25 1990-10-02 Faslaost slinga foer generering av referensbaervaogen foer en koherent detektor
PCT/FI1990/000248 WO1991007016A1 (fr) 1989-10-25 1990-10-19 Boucle a verrouillage de phase servant a produire une porteuse de reference pour un detecteur coherent
EP90915315A EP0497801B1 (fr) 1989-10-25 1990-10-19 Boucle a verrouillage de phase servant a produire une porteuse de reference pour un detecteur coherent
DE69021074T DE69021074T2 (de) 1989-10-25 1990-10-19 Phasenregelschleife zur herstellung eines referenzträgers für einen kohärenten detektor.
JP2514262A JP2971134B2 (ja) 1989-10-25 1990-10-19 コヒーレント検出器に対する基準キャリアを製造するための位相ロック式ループ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI895068A FI895068A0 (fi) 1989-10-25 1989-10-25 Frekvenssyntetisator.

Publications (1)

Publication Number Publication Date
FI895068A0 true FI895068A0 (fi) 1989-10-25

Family

ID=8529219

Family Applications (1)

Application Number Title Priority Date Filing Date
FI895068A FI895068A0 (fi) 1989-10-25 1989-10-25 Frekvenssyntetisator.

Country Status (5)

Country Link
EP (1) EP0497801B1 (fr)
JP (1) JP2971134B2 (fr)
DE (1) DE69021074T2 (fr)
FI (1) FI895068A0 (fr)
WO (1) WO1991007016A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4125995A1 (de) * 1991-06-08 1992-12-10 Licentia Gmbh Empfaengeranordnung
US5329250A (en) * 1992-02-25 1994-07-12 Sanyo Electric Co., Ltd. Double phase locked loop circuit
US5737694A (en) * 1995-11-30 1998-04-07 Scientific-Atlanta, Inc. Highly stable frequency synthesizer loop with feedforward
FI105425B (fi) * 1998-07-31 2000-08-15 Nokia Networks Oy Kellotaajuuksien generointi
DE10205044A1 (de) * 2002-02-07 2003-08-21 Philips Intellectual Property Digitaler Phase Locked Loop
US7675369B2 (en) 2006-06-12 2010-03-09 Honeywell International Inc. Frequency hopping oscillator circuit

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4074209A (en) * 1976-12-13 1978-02-14 Rca Corporation Wide range frequency modulation of narrow loop bandwidth phase-locked oscillators
US4321706A (en) * 1980-07-14 1982-03-23 John Fluke Mfg. Co., Inc. Frequency modulated phase-locked loop signal source
US4785260A (en) * 1986-03-18 1988-11-15 International Mobile Machines Corporation Frequency synthesizer for broadcast telephone system having multiple assignable frequency channels

Also Published As

Publication number Publication date
EP0497801B1 (fr) 1995-07-19
JPH05503613A (ja) 1993-06-10
DE69021074D1 (de) 1995-08-24
EP0497801A1 (fr) 1992-08-12
DE69021074T2 (de) 1996-03-07
WO1991007016A1 (fr) 1991-05-16
JP2971134B2 (ja) 1999-11-02

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Legal Events

Date Code Title Description
FD Application lapsed

Owner name: TELENOKIA OY