BE818400A - Recepteur de television - Google Patents

Recepteur de television

Info

Publication number: BE818400A
Authority: BE; Belgium
Prior art keywords: television receiver; television; receiver
Prior art date: 1973-08-03

Application number

BE147213A

Other languages

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.)

1973-08-03

Filing date

1974-08-01

Publication date

1975-02-03

1974-08-01 Application filed filed Critical

1975-02-03 Publication of BE818400A publication Critical patent/BE818400A/fr

Links

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
- H03D3/18—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by means of synchronous gating arrangements
- 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
- H03J7/08—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 using varactors, i.e. voltage variable reactive diodes
- 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

Landscapes

Engineering & Computer Science (AREA)
Multimedia (AREA)
Signal Processing (AREA)
Power Engineering (AREA)
Television Receiver Circuits (AREA)
Superheterodyne Receivers (AREA)
Channel Selection Circuits, Automatic Tuning Circuits (AREA)
Picture Signal Circuits (AREA)
Noise Elimination (AREA)
Networks Using Active Elements (AREA)

BE147213A 1973-08-03 1974-08-01 Recepteur de television BE818400A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NLAANVRAGE7310739,A NL173342C (nl)	1973-08-03	1973-08-03	Televisieontvanger met een automatische afstemcorrectieschakeling.

Publications (1)

Publication Number	Publication Date
BE818400A true BE818400A (fr)	1975-02-03

Family

ID=19819366

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE147213A BE818400A (fr)	1973-08-03	1974-08-01	Recepteur de television

Country Status (11)

Country	Link
US (1)	US3968325A (fr)
JP (1)	JPS5927143B2 (fr)
AT (1)	AT335533B (fr)
BE (1)	BE818400A (fr)
CA (1)	CA1038076A (fr)
DE (1)	DE2435858C3 (fr)
ES (1)	ES428847A1 (fr)
FR (1)	FR2239830B1 (fr)
GB (1)	GB1475803A (fr)
IT (1)	IT1016744B (fr)
NL (1)	NL173342C (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5382112A (en) *	1976-12-27	1978-07-20	Matsushita Electric Ind Co Ltd	Automatic control circuit for local oscillating frequency
JPS5396613A (en) *	1977-02-03	1978-08-24	Matsushita Electric Ind Co Ltd	Automatic controller for local oscillation frequency
US4091421A (en) *	1977-04-28	1978-05-23	Zenith Radio Corporation	Television AFC system having complementary sound and picture carrier control effects
US4118740A (en) *	1977-07-21	1978-10-03	Zenith Radio Corporation	Surface wave AFC discriminator with two zero crossings
JPS6049372B2 (ja) *	1978-03-30	1985-11-01	ソニー株式会社	テレビジヨン受像機
US4321624A (en) *	1978-10-30	1982-03-23	Rca Corporation	AFT Circuit
US4220974A (en) *	1978-10-30	1980-09-02	Rca Corporation	AFT circuit
US4263611A (en) *	1979-08-29	1981-04-21	Rca Corporation	Television signal processing system
GB2061040B (en) *	1979-10-10	1983-08-10	Philips Electronic Associated	Digital signal transmission system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3435345A (en) *	1965-06-24	1969-03-25	Willis L Ashby	System for detecting coherent energy in the presence of saturating noise
US3459887A (en) *	1966-04-11	1969-08-05	Zenith Radio Corp	Automatic frequency control system
US3469025A (en) *	1966-05-23	1969-09-23	Rca Corp	Automatic frequency control system
NL6905094A (fr) *	1969-04-01	1970-10-05
US3704420A (en) *	1970-07-20	1972-11-28	Us Navy	Automatic frequency control for suppressed carrier receivers

1973
- 1973-08-03 NL NLAANVRAGE7310739,A patent/NL173342C/xx not_active IP Right Cessation
1974
- 1974-07-24 US US05/491,557 patent/US3968325A/en not_active Expired - Lifetime
- 1974-07-25 DE DE2435858A patent/DE2435858C3/de not_active Expired
- 1974-07-26 CA CA205,737A patent/CA1038076A/fr not_active Expired
- 1974-07-31 JP JP49087117A patent/JPS5927143B2/ja not_active Expired
- 1974-07-31 IT IT69430/74A patent/IT1016744B/it active
- 1974-07-31 GB GB3377774A patent/GB1475803A/en not_active Expired
- 1974-07-31 AT AT627974A patent/AT335533B/de not_active IP Right Cessation
- 1974-08-01 ES ES428847A patent/ES428847A1/es not_active Expired
- 1974-08-01 BE BE147213A patent/BE818400A/fr not_active IP Right Cessation
- 1974-08-02 FR FR747426927A patent/FR2239830B1/fr not_active Expired

Also Published As

Publication number	Publication date
DE2435858B2 (de)	1978-02-16
NL173342C (nl)	1984-06-18
DE2435858C3 (de)	1978-10-12
NL173342B (nl)	1983-08-01
DE2435858A1 (de)	1975-02-27
FR2239830A1 (fr)	1975-02-28
NL7310739A (nl)	1975-02-05
JPS5927143B2 (ja)	1984-07-03
FR2239830B1 (fr)	1979-02-09
JPS5046039A (fr)	1975-04-24
ATA627974A (de)	1976-07-15
ES428847A1 (es)	1976-08-16
AT335533B (de)	1977-03-10
AU7180474A (en)	1976-02-05
IT1016744B (it)	1977-06-20
US3968325A (en)	1976-07-06
GB1475803A (en)	1977-06-10
CA1038076A (fr)	1978-09-05

Legal Events

Date

Code

Title

Description

1994-02-28

RE

Patent lapsed

Owner name: N.V. PHILIPS'GLOEILAMPENFABRIEKEN

Effective date: 19930831

Publication	Publication Date	Title
AT337077B (de)	1977-06-10	Aufnahmebehalter
FR2279292A1 (fr)	1976-02-13	Recepteur de television en couleur
AT349069B (de)	1979-03-26	Empfaengerabstimmschaltung
BE818400A (fr)	1975-02-03	Recepteur de television
BE816317A (fr)	1974-09-30	Recepteur de television en couleurs
SE396184B (sv)	1977-09-05	Televisionsmottagare
NL7415708A (nl)	1975-06-03	Ontvanger.
AT340479B (de)	1977-12-12	Empfangsumsetzer
IT1017534B (it)	1977-08-10	Radioricevitore
SE7507939L (sv)	1976-01-20	Multiplexmottagare
IT959263B (it)	1973-11-10	Video ricevitore numerico
ATA939275A (de)	1980-02-15	Rundfunkempfangsgeraet
TR17747A (tr)	1976-07-01	Senkron video detektoeruenuen kullanildigi televizyon alicisi
SE392379B (sv)	1977-03-21	Televisionsmottagare
AT330260B (de)	1976-06-25	Fernsehempfanger
IT1019742B (it)	1977-11-30	Apparecchio ricevitore di facsimile
BE817784A (fr)	1975-01-20	Recepteur de radionavigation
IT1019741B (it)	1977-11-30	Apparecchio ricevitore di facsimile
AR197843A1 (es)	1974-05-10	Sintonizador de television
NL7414565A (nl)	1975-05-21	Radio- of televisieontvanger.
BR7017846D0 (pt)	1973-01-11	Receptor de televisao
AR201379A1 (es)	1975-03-07	Receptor
FR2180847B1 (fr)	1977-04-29	Recepteur de television
AT324472B (de)	1975-09-10	Aufnahmekontaktstuck
AR201703A1 (es)	1975-04-08	Sintonizador de television