BE543501A - - Google Patents

Info

Publication number: BE543501A
Authority: BE; Belgium

Application number

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

Publication of BE543501A publication Critical patent/BE543501A/xx

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

BE543501D 1953-10-21 BE543501A (xx)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
NL322503X		1953-10-21
NL193145		1954-12-11

Publications (1)

Publication Number	Publication Date
BE543501A true BE543501A (xx)

Family

ID=26641590

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
BE532653D BE532653A (xx)	1953-10-21
BE543501D BE543501A (xx)	1953-10-21

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
BE532653D BE532653A (xx)	1953-10-21

Country Status (7)

Country	Link
US (2)	US2904675A (xx)
BE (2)	BE543501A (xx)
CH (2)	CH322503A (xx)
DE (2)	DE940174C (xx)
FR (2)	FR1110195A (xx)
GB (2)	GB758802A (xx)
NL (2)	NL102009C (xx)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2943263A (en) *	1957-08-20	1960-06-28	Hazeltine Research Inc	Phase detector
US3063019A (en) *	1958-10-06	1962-11-06	Tno	Circuit for the demodulation of frequency modulated signals
DE1090277B (de) *	1958-12-08	1960-10-06	Telefunken Gmbh	Schaltungsanordnung zur Begrenzung der Spannungsamplitude von Hochfrequenzschwingungen an einem Schwingungskreis
US3256489A (en) *	1963-01-11	1966-06-14	Rca Corp	Amplitude dependent zero shift reduction for frequency discriminators
DE1302309B (xx) *	1964-08-20	1970-10-15
GB1126030A (en) *	1966-10-07	1968-09-05	Telefunken Patent	Improvements in or relating to frequency demodulators
US3621409A (en) *	1969-10-27	1971-11-16	Matsushita Electric Ind Co Ltd	Frequency discriminator circuit having a narrow detection band

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL79628B (xx) *	1935-10-17
US2251382A (en) *	1940-06-04	1941-08-05	Rca Corp	Frequency modulated wave receiver
US2285957A (en) *	1941-03-29	1942-06-09	Hazeltine Corp	Balanced frequency detector
US2353468A (en) *	1942-05-22	1944-07-11	Rca Corp	Frequency modulation receiver circuit
BE477489A (xx) *	1942-06-29
US2420248A (en) *	1944-07-19	1947-05-06	Rca Corp	Amplitude limiter circuit
US2477391A (en) *	1944-11-24	1949-07-26	Avco Mfg Corp	Radio receiving system
US2478023A (en) *	1946-03-22	1949-08-02	Gen Electric	Frequency monitoring system
US2539637A (en) *	1946-04-30	1951-01-30	Rca Corp	Frequency modulation receiver
US2524556A (en) *	1946-09-20	1950-10-03	Gen Electric	Amplitude limiter
US2561059A (en) *	1947-02-27	1951-07-17	Rca Corp	Signal amplitude controlling transformer loading circuit
DE809672C (de) *	1948-12-02	1951-08-02	Philips Nv	Schaltung zur Demodulation einer frequenzmodulierten Schwingung
FR1020433A (fr) *	1950-06-16	1953-02-06	Thomson Houston Comp Francaise	Perfectionnement aux circuits détecteurs d'ondes modulées en fréquence

0
- NL NL99524D patent/NL99524C/xx active
- BE BE532653D patent/BE532653A/xx unknown
- BE BE543501D patent/BE543501A/xx unknown
- NL NL102009D patent/NL102009C/xx active
1954
- 1954-10-18 GB GB29998/54A patent/GB758802A/en not_active Expired
- 1954-10-19 CH CH322503D patent/CH322503A/de unknown
- 1954-10-19 DE DEN9610A patent/DE940174C/de not_active Expired
- 1954-10-19 FR FR1110195D patent/FR1110195A/fr not_active Expired
- 1954-10-20 US US463508A patent/US2904675A/en not_active Expired - Lifetime
1955
- 1955-11-21 US US548201A patent/US2873365A/en not_active Expired - Lifetime
- 1955-12-07 DE DEN11553A patent/DE1007387B/de active Pending
- 1955-12-08 GB GB35263/55A patent/GB795561A/en not_active Expired
- 1955-12-09 FR FR68385D patent/FR68385E/fr not_active Expired
- 1955-12-09 CH CH337242D patent/CH337242A/de unknown

Also Published As

Publication number	Publication date
BE532653A (xx)
GB758802A (en)	1956-10-10
US2873365A (en)	1959-02-10
DE1007387B (de)	1957-05-02
GB795561A (en)	1958-05-28
DE940174C (de)	1956-03-15
FR68385E (fr)	1958-04-29
CH337242A (de)	1959-03-31
NL99524C (xx)
US2904675A (en)	1959-09-15
CH322503A (de)	1957-06-15
NL102009C (xx)
FR1110195A (fr)	1956-02-07

Publication	Publication Date	Title
AT193854B (xx)	1957-12-10
AT191364A (xx)	1957-08-26
AT190646B (xx)	1957-07-10
BE517130A (xx)	1953-02-14
AT193331B (xx)	1957-11-25
AT189958B (xx)	1957-05-25
AT191026B (xx)	1957-07-25
AT191140B (xx)	1957-08-10
AT192380B (xx)	1957-10-10
AT199365B (xx)	1958-08-25
AT191238B (xx)	1957-08-10
AT197771B (xx)	1958-05-27
FR57376E (xx)	1953-01-05
AT199317B (xx)	1958-08-25
AT196785B (xx)	1958-03-25
AT194074B (xx)	1957-12-27
AT213751B (xx)	1961-02-27
AT195400B (xx)	1958-01-25
AT195162B (xx)	1958-01-25
AT194372B (xx)	1958-01-10
FR1091501A (xx)	1955-04-13
AT194824B (xx)	1958-01-25
BE324631A (xx)
AU156551A (xx)
BE476906A (xx)