DE2941049A1 - Verfahren zur frequenznachregelung und modulation eines schwingungserzeugers - Google Patents

Verfahren zur frequenznachregelung und modulation eines schwingungserzeugers

Info

Publication number
DE2941049A1
DE2941049A1 DE19792941049 DE2941049A DE2941049A1 DE 2941049 A1 DE2941049 A1 DE 2941049A1 DE 19792941049 DE19792941049 DE 19792941049 DE 2941049 A DE2941049 A DE 2941049A DE 2941049 A1 DE2941049 A1 DE 2941049A1
Authority
DE
Germany
Prior art keywords
voltage
input
output
frequency
pole
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.)
Granted
Application number
DE19792941049
Other languages
German (de)
English (en)
Other versions
DE2941049C2 (US07534539-20090519-C00280.png
Inventor
Ing.(grad.) Klaus 7151 Allmersbach Junger
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bosch Telecom GmbH
Original Assignee
Licentia Patent Verwaltungs 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 Licentia Patent Verwaltungs GmbH filed Critical Licentia Patent Verwaltungs GmbH
Priority to DE19792941049 priority Critical patent/DE2941049A1/de
Publication of DE2941049A1 publication Critical patent/DE2941049A1/de
Application granted granted Critical
Publication of DE2941049C2 publication Critical patent/DE2941049C2/de
Granted legal-status Critical Current

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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/10—Angle modulation by means of variable impedance
    • H03C3/12—Angle modulation by means of variable impedance by means of a variable reactive element
    • H03C3/22—Angle modulation by means of variable impedance by means of a variable reactive element the element being a semiconductor diode, e.g. varicap diode
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B2200/00—Indexing scheme relating to details of oscillators covered by H03B
    • H03B2200/003—Circuit elements of oscillators
    • H03B2200/004—Circuit elements of oscillators including a variable capacitance, e.g. a varicap, a varactor or a variable capacitance of a diode or transistor

Landscapes

  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
DE19792941049 1979-10-10 1979-10-10 Verfahren zur frequenznachregelung und modulation eines schwingungserzeugers Granted DE2941049A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19792941049 DE2941049A1 (de) 1979-10-10 1979-10-10 Verfahren zur frequenznachregelung und modulation eines schwingungserzeugers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792941049 DE2941049A1 (de) 1979-10-10 1979-10-10 Verfahren zur frequenznachregelung und modulation eines schwingungserzeugers

Publications (2)

Publication Number Publication Date
DE2941049A1 true DE2941049A1 (de) 1981-04-23
DE2941049C2 DE2941049C2 (US07534539-20090519-C00280.png) 1987-01-15

Family

ID=6083148

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19792941049 Granted DE2941049A1 (de) 1979-10-10 1979-10-10 Verfahren zur frequenznachregelung und modulation eines schwingungserzeugers

Country Status (1)

Country Link
DE (1) DE2941049A1 (US07534539-20090519-C00280.png)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3447118A1 (de) * 1984-12-22 1986-07-10 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Pll-frequenzmodulator
US6700447B1 (en) 2002-09-06 2004-03-02 Telefonaktiebolaget Lm Ericsson (Publ) Trimming of a two point phase modulator
US7053727B2 (en) 2002-09-06 2006-05-30 Telefonaktiebolaget Lm Ericsson (Publ) Trimming of a two point phase modulator

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1908267C (de) * 1969-02-19 1973-08-09 Siemens AG, 1000 Berlin u. 8000 München Mit einer Frequenznachregelschaltung versehener Schwingungserzeuger
DE2348650A1 (de) * 1973-09-27 1975-04-03 Siemens Ag Fm-oszillator mit synchronisiereinrichtung
DE2608189A1 (de) * 1976-02-27 1977-09-01 Siemens Ag In der frequenz modulierbarer oszillator

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1908267C (de) * 1969-02-19 1973-08-09 Siemens AG, 1000 Berlin u. 8000 München Mit einer Frequenznachregelschaltung versehener Schwingungserzeuger
DE2348650A1 (de) * 1973-09-27 1975-04-03 Siemens Ag Fm-oszillator mit synchronisiereinrichtung
DE2608189A1 (de) * 1976-02-27 1977-09-01 Siemens Ag In der frequenz modulierbarer oszillator

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3447118A1 (de) * 1984-12-22 1986-07-10 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Pll-frequenzmodulator
US6700447B1 (en) 2002-09-06 2004-03-02 Telefonaktiebolaget Lm Ericsson (Publ) Trimming of a two point phase modulator
US7053727B2 (en) 2002-09-06 2006-05-30 Telefonaktiebolaget Lm Ericsson (Publ) Trimming of a two point phase modulator

Also Published As

Publication number Publication date
DE2941049C2 (US07534539-20090519-C00280.png) 1987-01-15

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8127 New person/name/address of the applicant

Owner name: AEG-TELEFUNKEN NACHRICHTENTECHNIK GMBH, 7150 BACKN

8127 New person/name/address of the applicant

Owner name: ANT NACHRICHTENTECHNIK GMBH, 7150 BACKNANG, DE

D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee