FR1466385A - Method and device for receiving high frequency signals, in particular amplitude and / or phase modulated signals - Google Patents

Method and device for receiving high frequency signals, in particular amplitude and / or phase modulated signals

Info

Publication number: FR1466385A
Authority: FR; France
Prior art keywords: high frequency; phase modulated; signals; receiving high; particular amplitude
Prior art date: 1964-11-10
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.): Expired

Application number

FR37911A

Other languages

French (fr)

Inventor

Gerhard Guenter Gassmann

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.)

International Standard Electric Corp

Original Assignee

International Standard Electric Corp

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.)

1964-11-10

Filing date

1965-11-10

Publication date

1967-01-20

1964-11-10 Priority claimed from DEST22923A external-priority patent/DE1218020B/en

1965-11-10 Application filed by International Standard Electric Corp filed Critical International Standard Electric Corp

1967-01-20 Application granted granted Critical

1967-01-20 Publication of FR1466385A publication Critical patent/FR1466385A/en

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
- H04N5/50—Tuning indicators; Automatic tuning control
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/02—Details
- H03C3/06—Means for changing frequency deviation
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D1/00—Demodulation of amplitude-modulated oscillations
- H03D1/22—Homodyne or synchrodyne circuits
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D1/00—Demodulation of amplitude-modulated oscillations
- H03D1/22—Homodyne or synchrodyne circuits
- H03D1/2281—Homodyne or synchrodyne circuits using a phase locked loop
- 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
- H03D3/001—Details of arrangements applicable to more than one type of frequency demodulator
- H03D3/003—Arrangements for reducing frequency deviation, e.g. by negative frequency feedback
- H03D3/004—Arrangements for reducing frequency deviation, e.g. by negative frequency feedback wherein the demodulated signal is used for controlling an oscillator, e.g. the local oscillator
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D5/00—Circuits for demodulating amplitude-modulated or angle-modulated oscillations at will
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B15/00—Suppression or limitation of noise or interference
- H04B15/02—Reducing interference from electric apparatus by means located at or near the interfering apparatus
- H04B15/04—Reducing interference from electric apparatus by means located at or near the interfering apparatus the interference being caused by substantially sinusoidal oscillations, e.g. in a receiver or in a tape-recorder
- H04B15/06—Reducing interference from electric apparatus by means located at or near the interfering apparatus the interference being caused by substantially sinusoidal oscillations, e.g. in a receiver or in a tape-recorder by local oscillators of receivers

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Signal Processing (AREA)
Multimedia (AREA)
Computer Networks & Wireless Communication (AREA)
Superheterodyne Receivers (AREA)
Amplifiers (AREA)

FR37911A 1964-11-10 1965-11-10 Method and device for receiving high frequency signals, in particular amplitude and / or phase modulated signals Expired FR1466385A (en)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
DEST22923A DE1218020B (en)	1964-11-10	1964-11-10	Method for demodulating a high frequency electrical oscillation
DEST22927A DE1254200B (en)	1964-11-10	1964-11-11	Synchrodyn receiver for high frequency electrical oscillations
DEST023659		1965-04-09
DE1965ST024726 DE1283928C2 (en)	1964-11-10	1965-12-03	SYNCHRODYN RECEIVER FOR HIGH FREQUENCY ELECTRICAL VIBRATIONS

Publications (1)

Publication Number	Publication Date
FR1466385A true FR1466385A (en)	1967-01-20

Family

ID=27437448

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR37911A Expired FR1466385A (en)	1964-11-10	1965-11-10	Method and device for receiving high frequency signals, in particular amplitude and / or phase modulated signals

Country Status (4)

Country	Link
AT (3)	AT280374B (en)
DE (3)	DE1254200B (en)
FI (1)	FI47703C (en)
FR (1)	FR1466385A (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB518480A (en) *	1938-07-23	1940-02-28	John Emyr Rhys Jones	Improvements in or relating to electrical frequency-dependent control means, primarily for radio apparatus
DE864411C (en) *	1942-05-19	1953-01-26	Patelhold Patentverwertung	Device for reducing the detuning of a generator
BE482631A (en) *	1946-03-04
GB662754A (en) *	1947-12-05	1951-12-12	Philips Nv	Improvements in or relating to circuits for automatic frequency-correction

1964
- 1964-11-11 DE DEST22927A patent/DE1254200B/en active Pending
1965
- 1965-04-09 DE DE19651466420 patent/DE1466420A1/en active Pending
- 1965-11-03 AT AT995165A patent/AT280374B/en active
- 1965-11-03 AT AT995265A patent/AT279690B/en not_active IP Right Cessation
- 1965-11-10 FR FR37911A patent/FR1466385A/en not_active Expired
- 1965-12-03 DE DE1965ST024726 patent/DE1283928C2/en not_active Expired
1966
- 1966-11-25 AT AT1089666A patent/AT287803B/en not_active IP Right Cessation
- 1966-12-02 FI FI663206A patent/FI47703C/en active

Also Published As

Publication number	Publication date
DE1254200B (en)	1967-11-16
DE1283928B (en)	1968-11-28
DE1466420A1 (en)	1969-07-17
AT287803B (en)	1971-02-10
DE1283928C2 (en)	1976-03-25
FI47703B (en)	1973-10-31
AT280374B (en)	1970-04-10
FI47703C (en)	1974-02-11
AT279690B (en)	1970-03-10

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