NL7510862A - Frekwentievergrendelingsinrichting. - Google Patents

Frekwentievergrendelingsinrichting.

Info

Publication number: NL7510862A
Authority: NL; Netherlands
Prior art keywords: locking device; frequency locking; frequency; locking
Prior art date: 1974-10-29

Application number

NL7510862A

Other languages

English (en)

Original Assignee

Tektronix Inc

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.)

1974-10-29

Filing date

1975-09-16

Publication date

1976-05-04

1975-09-16 Application filed by Tektronix Inc filed Critical Tektronix Inc

1976-05-04 Publication of NL7510862A publication Critical patent/NL7510862A/nl

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
- H03C3/0991—Modifications of modulator for regulating the mean frequency using a phase locked loop including calibration means or calibration methods
- 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
- H03B23/00—Generation of oscillations periodically swept over a predetermined frequency range
- 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

NL7510862A 1974-10-29 1975-09-16 Frekwentievergrendelingsinrichting. NL7510862A (nl)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US05/518,663 US3965438A (en)	1974-10-29	1974-10-29	Frequency locking system for a voltage controlled sweep frequency oscillator

Publications (1)

Publication Number	Publication Date
NL7510862A true NL7510862A (nl)	1976-05-04

Family

ID=24064935

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL7510862A NL7510862A (nl)	1974-10-29	1975-09-16	Frekwentievergrendelingsinrichting.

Country Status (7)

Country	Link
US (1)	US3965438A (nl)
JP (1)	JPS5621309B2 (nl)
CA (1)	CA1035433A (nl)
DE (1)	DE2547907A1 (nl)
FR (1)	FR2290085A1 (nl)
GB (1)	GB1485685A (nl)
NL (1)	NL7510862A (nl)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4105948A (en) *	1977-04-18	1978-08-08	Rca Corporation	Frequency synthesizer with rapidly changeable frequency
US4130808A (en) *	1977-06-09	1978-12-19	Hewlett-Packard Company	Phase lock stabilized swept frequency signal source
DE2826053C2 (de) *	1978-06-12	1982-02-18	Heinrich-Hertz-Institut für Nachrichtentechnik Berlin GmbH, 1000 Berlin	Verfahren und Schaltungsanordnung zur Regelung eines frei schwingenden Oszillators
IT1123854B (it) *	1978-10-16	1986-04-30	Licentia Gmbh	Disposizione di comando per generare un segnale dipendente dalla frequenza
US4482872A (en) *	1980-12-09	1984-11-13	Marconi Instruments Limited	Swept frequency oscillators having time constant-controlled signal level detector
US4593254A (en) *	1984-12-14	1986-06-03	International Business Machines Corp.	VCO centering circuit
JPS61277211A (ja) *	1985-06-03	1986-12-08	Toshiba Corp	周波数変換装置
US5210539A (en) *	1986-09-30	1993-05-11	The Boeing Company	Linear frequency sweep synthesizer
US4998217A (en) *	1989-05-01	1991-03-05	Motorola, Inc.	Sweep generator linearization system and method
AU1794400A (en) *	1998-12-22	2000-07-12	Hi-Key Limited	A receiver and a variable frequency signal generating circuit for the receiver

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3274511A (en) *	1963-12-30	1966-09-20	Bell Telephone Labor Inc	Frequency stabilized sweep frequency generator
US3364437A (en) *	1966-12-09	1968-01-16	Ltv Electrosystems Inc	Precision swept oscillator
GB1142751A (en) *	1967-01-05	1969-02-12	Gen Electric Co Ltd	Improvements in or relating to frequency synthesisers

1974
- 1974-10-29 US US05/518,663 patent/US3965438A/en not_active Expired - Lifetime
1975
- 1975-08-27 CA CA234,283A patent/CA1035433A/en not_active Expired
- 1975-08-28 GB GB35455/75A patent/GB1485685A/en not_active Expired
- 1975-09-16 NL NL7510862A patent/NL7510862A/nl not_active Application Discontinuation
- 1975-10-10 FR FR7532074A patent/FR2290085A1/fr active Granted
- 1975-10-25 DE DE19752547907 patent/DE2547907A1/de not_active Withdrawn
- 1975-10-28 JP JP12974875A patent/JPS5621309B2/ja not_active Expired

Also Published As

Publication number	Publication date
JPS5621309B2 (nl)	1981-05-19
JPS5167047A (nl)	1976-06-10
CA1035433A (en)	1978-07-25
GB1485685A (en)	1977-09-14
FR2290085A1 (fr)	1976-05-28
DE2547907A1 (de)	1976-05-06
US3965438A (en)	1976-06-22
FR2290085B1 (nl)	1981-09-11

Legal Events

Date	Code	Title	Description
1982-11-01	BC	A request for examination has been filed
1984-05-01	BV	The patent application has lapsed

Publication	Publication Date	Title
SE7409425L (sv)	1976-01-20	Frekvenstransformationsanordning.
NL7513758A (nl)	1976-05-28	Akousto-optisch toestel.
NL7511906A (nl)	1976-04-13	Halfgeleiderinrichting.
NL7503870A (nl)	1975-10-02	Halfgeleiderinrichting.
NL7507198A (nl)	1975-12-30	Band-lei-inrichting.
NL7509859A (nl)	1976-02-23	Halfgeleiderinrichting.
NL7515076A (nl)	1976-06-29	Halfgeleiderinrichting.
NL7512559A (nl)	1976-04-28	Halfgeleiderinrichting.
NL7500630A (nl)	1975-10-07	Sluitspie-inrichting.
NL7401939A (nl)	1975-08-15	Ladingsgekoppelde inrichting.
NL7506450A (nl)	1975-12-09	Halfgeleiderinrichting.
IT1051070B (it)	1981-04-21	Dispositivo di chiusura
NL7510862A (nl)	1976-05-04	Frekwentievergrendelingsinrichting.
AT342005B (de)	1978-03-10	Fallsicherungsvorrichtung
SE7514213L (sv)	1976-06-28	Lasanordning
NL7505116A (nl)	1975-11-03	Blokkeringsschakeling.
NL168381C (nl)	1982-03-16	Frequentiemodulator.
NL7507015A (nl)	1975-12-16	Halfgeleiderinrichting .
NL7509804A (nl)	1976-02-23	Halfgeleiderinrichting.
NL7504673A (nl)	1975-10-21	Halfgeleiderinrichting.
NL7503713A (nl)	1975-09-30	Samenbakinrichting.
NL7413207A (nl)	1976-04-12	Halfgeleiderinrichting.
NL7510856A (nl)	1976-04-21	Pijpleiding-stand-regelinrichting.
NL7511742A (nl)	1976-04-09	Halfgeleiderinrichting.
NL161838C (nl)	1980-03-17	Combinatieslot.