CH325324A - Schaltungsanordnung zur Frequenzmodulation - Google Patents

Schaltungsanordnung zur Frequenzmodulation

Info

Publication number: CH325324A
Authority: CH; Switzerland
Prior art keywords: circuit arrangement; frequency modulation; modulation; frequency; arrangement
Prior art date: 1953-10-21

Application number

Other languages

English (en)

Inventor

Hubertus Janssen Pete Johannes

Smeulers Wouter

Original Assignee

Philips Nv

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.)

1953-10-21

Filing date

1954-10-19

Publication date

1957-10-31

1954-10-19 Application filed by Philips Nv filed Critical Philips Nv

1957-10-31 Publication of CH325324A publication Critical patent/CH325324A/de

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
- H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
- H03D3/06—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by combining signals additively or in product demodulators
- H03D3/08—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by combining signals additively or in product demodulators by means of diodes, e.g. Foster-Seeley discriminator

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
Inverter Devices (AREA)
Ac-Ac Conversion (AREA)
Rectifiers (AREA)

CH325324D 1953-10-21 1954-10-19 Schaltungsanordnung zur Frequenzmodulation CH325324A (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL325324X		1953-10-21

Publications (1)

Publication Number	Publication Date
CH325324A true CH325324A (de)	1957-10-31

Family

ID=19784149

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH325324D CH325324A (de)	1953-10-21	1954-10-19	Schaltungsanordnung zur Frequenzmodulation

Country Status (6)

Country	Link
US (1)	US2951937A (de)
BE (1)	BE532654A (de)
CH (1)	CH325324A (de)
DE (1)	DE966898C (de)
FR (1)	FR1110196A (de)
GB (1)	GB751835A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB953928A (en) *	1960-08-25	1964-04-02	Nippon Electric Co	A broad band amplitude limiter

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA490677A (en) *		1953-02-17	N.V. Philips Gloeilampenfabrieken	Frequency modulation receiver
US2282105A (en) *	1940-10-16	1942-05-05	Rca Corp	Detection of frequency modulated waves
US2286442A (en) *	1940-12-06	1942-06-16	Rca Corp	Amplitude limiter circuit
US2383847A (en) *	1942-03-20	1945-08-28	Rca Corp	Frequency modulation receiver
US2379764A (en) *	1942-06-06	1945-07-03	Rca Corp	Frequency modulation detection
US2379688A (en) *	1942-07-13	1945-07-03	Rca Corp	Frequency modulation receiver circuits
FR961356A (de) *	1947-01-25	1950-05-11
NL144559B (nl) *	1949-01-27		Pechiney Saint Gobain	Werkwijze ter bereiding van agglomeraten van actief aluminiumoxyde, alsmede gevormde agglomeraten van actief aluminiumoxyde verkregen volgens deze werkwijze.

0
- BE BE532654D patent/BE532654A/xx unknown
1954
- 1954-10-11 US US461594A patent/US2951937A/en not_active Expired - Lifetime
- 1954-10-18 GB GB29999/54A patent/GB751835A/en not_active Expired
- 1954-10-19 FR FR1110196D patent/FR1110196A/fr not_active Expired
- 1954-10-19 DE DEN9611A patent/DE966898C/de not_active Expired
- 1954-10-19 CH CH325324D patent/CH325324A/de unknown

Also Published As

Publication number	Publication date
US2951937A (en)	1960-09-06
BE532654A (de)
DE966898C (de)	1957-09-19
GB751835A (en)	1956-07-04
FR1110196A (fr)	1956-02-07

Similar Documents

Publication	Publication Date	Title
CH325506A (de)	1957-11-15	Hochfrequenzanlage zur Entfernungsbestimmung
CH337242A (de)	1959-03-31	Schaltungsanordnung zur Frequenzdemodulation
FR1113390A (fr)	1956-03-28	Détecteur de modulation de fréquence linéaire
CH333037A (de)	1958-09-30	Frequenzteilungsschaltung
CH329545A (de)	1958-04-30	Frequenzwellenfilter
CH321714A (de)	1957-05-15	Frequenzregelungsschaltung
CH325324A (de)	1957-10-31	Schaltungsanordnung zur Frequenzmodulation
FR1104301A (fr)	1955-11-18	Circuit oscillateur commandé
FR1103962A (fr)	1955-11-15	Modulateur de fréquence équilibré
CH323185A (de)	1957-07-15	Einrichtung zur Trägerfrequenztelegraphie
CH307495A (de)	1955-05-31	Schaltungsanordnung zur Unterdrückung von unerwünschten harmonischen Frequenzen.
AT186673B (de)	1956-09-10	Trägerfrequenztelegraphie-Einrichtung
FR1112850A (fr)	1956-03-19	Circuit discriminateur de fréquence
AT185853B (de)	1956-06-11	Schaltungsanordnung zur Identifizierung von Leitungen
CH384642A (de)	1964-11-30	Schaltungsanordnung zur Frequenzmodulation
FR1114389A (fr)	1956-04-11	Discriminateur de fréquence
FR1101974A (fr)	1955-10-12	Magnétron
AT182747B (de)	1955-07-25	Schaltungsanordnung für Niederfrequenzverstärker
CH332678A (de)	1958-09-15	Hochfrequenzgabelschaltung
FR1092789A (fr)	1955-04-27	Changeur de fréquence
FR1097329A (fr)	1955-07-04	Perfectionnements aux magnétrons
FR1107365A (fr)	1955-12-30	Circuits de changement de fréquence
CH335725A (de)	1959-01-31	Hochfrequenz-Oszillator
AT182152B (de)	1955-06-10	Schaltung zur Überwachung von Gleichstromkreisen
CH316983A (de)	1956-10-31	Schaltungsanordnung zur additiven Mischung hochfrequenter Signale