CH265357A - Frequency discriminator device. - Google Patents

Frequency discriminator device.

Info

Publication number: CH265357A
Authority: CH; Switzerland
Prior art keywords: frequency discriminator; discriminator device; frequency; discriminator
Prior art date: 1946-07-12

Application number

Other languages

French (fr)

Inventor

Limited Marconi S Wire Company

Original Assignee

Marconi Wireless Telegraph Co

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.)

1946-07-12

Filing date

1947-06-09

Publication date

1949-11-30

1947-06-09 Application filed by Marconi Wireless Telegraph Co filed Critical Marconi Wireless Telegraph Co

1949-11-30 Publication of CH265357A publication Critical patent/CH265357A/en

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
- H03D3/16—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 electromechanical resonators
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
- H03J7/02—Automatic frequency control
- H03J7/04—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Rectifiers (AREA)
Filters And Equalizers (AREA)

CH265357D 1946-07-12 1947-06-09 Frequency discriminator device. CH265357A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB265357X		1946-07-12

Publications (1)

Publication Number	Publication Date
CH265357A true CH265357A (en)	1949-11-30

Family

ID=10245170

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH265357D CH265357A (en)	1946-07-12	1947-06-09	Frequency discriminator device.

Country Status (4)

Country	Link
CH (1)	CH265357A (en)
DE (1)	DE841609C (en)
FR (1)	FR951695A (en)
GB (1)	GB621694A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2712600A (en) *	1950-12-18	1955-07-05	Gen Electric	Frequency response circuits
US2913580A (en) *	1956-08-17	1959-11-17	Hermes Electronics Co	Crystal discriminator network

1946
- 1946-07-12 GB GB20973/46A patent/GB621694A/en not_active Expired
1947
- 1947-06-09 CH CH265357D patent/CH265357A/en unknown
- 1947-08-07 FR FR951695D patent/FR951695A/en not_active Expired
1949
- 1949-01-01 DE DEP30038D patent/DE841609C/en not_active Expired

Also Published As

Publication number	Publication date
DE841609C (en)	1952-06-16
GB621694A (en)	1949-04-14
FR951695A (en)	1949-11-02

Similar Documents

Publication	Publication Date	Title
FR941302A (en)	1949-01-07	TV device
FR946573A (en)	1949-06-08	Frequency modulation detector device
CH267407A (en)	1950-03-31	Distributor device.
NL155414B (en)		FREQUENCY DETECTOR.
CH265357A (en)	1949-11-30	Frequency discriminator device.
CH274094A (en)	1951-03-15	Radiant device.
CH254768A (en)	1948-05-31	Grinding device.
CH270298A (en)	1950-08-31	Device for transmitting waves.
FR943489A (en)	1949-03-09	Angled handle device
CH248594A (en)	1947-05-15	Movement transmission device.
CH280990A (en)	1952-02-15	High frequency receiving device.
FR965982A (en)	1950-09-27	Anti-theft device
FR924231A (en)	1947-07-30	Telemetry device
FR940661A (en)	1948-12-20	Positioning device
FR954168A (en)	1949-12-20	Contact device
FR947264A (en)	1949-06-28	Fragmentation device
FR930679A (en)	1948-02-02	Locking device
CH263101A (en)	1949-08-15	Movement transmission device.
FR922669A (en)	1947-06-16	Anti-theft device
FR938338A (en)	1948-09-10	Transmitter receiver oscillator device
FR934674A (en)	1948-05-28	Masselotage device
FR944643A (en)	1949-04-11	Tunable device
DK74604C (en)	1952-08-25	Superregenerative receiver.
CH269988A (en)	1950-08-15	Plowing device.
DK73524C (en)	1951-12-17	Superregenerative receiver.