FI772706A - Televisionsmottagare med en synkron detektorkrets och en detektorkrets foer frekvensavvikelse - Google Patents

Televisionsmottagare med en synkron detektorkrets och en detektorkrets foer frekvensavvikelse

Info

Publication number: FI772706A
Authority: FI; Finland
Prior art keywords: detector; television; machinery; screw; screen
Prior art date: 1976-09-17

Application number

FI772706A

Other languages

English (en)

Other versions

FI63144C (fi

FI63144B (fi

Inventor

Hans Jacob Appeldoorn

Peter Johannes Hubertu Janssen

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.)

1976-09-17

Filing date

1977-09-14

Publication date

1978-03-18

1977-09-14 Application filed by Philips Nv filed Critical Philips Nv

1978-03-18 Publication of FI772706A publication Critical patent/FI772706A/fi

1982-12-31 Application granted granted Critical

1982-12-31 Publication of FI63144B publication Critical patent/FI63144B/fi

1983-04-11 Publication of FI63144C publication Critical patent/FI63144C/fi

Links

239000002253 acid Substances 0.000 title 1
230000001360 synchronised effect Effects 0.000 title 1

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
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- 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
- H04N5/455—Demodulation-circuits

Landscapes

Engineering & Computer Science (AREA)
Multimedia (AREA)
Signal Processing (AREA)
Television Receiver Circuits (AREA)
Circuits Of Receivers In General (AREA)
Superheterodyne Receivers (AREA)
Processing Of Color Television Signals (AREA)

FI772706A 1976-09-17 1977-09-14 Televisionsmottagare med en synkron detektorkrets och en frekvensavvikningsdetektorkrets FI63144C (fi)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
NLAANVRAGE7610354,A NL183428B (nl)	1976-09-17	1976-09-17	Televisieontvanger met een synchrone detectieschakeling en een frequentieafwijkings-detectieschakeling.
NL7610354		1976-09-17

Publications (3)

Publication Number	Publication Date
FI772706A true FI772706A (fi)	1978-03-18
FI63144B FI63144B (fi)	1982-12-31
FI63144C FI63144C (fi)	1983-04-11

Family

ID=19826919

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI772706A FI63144C (fi)	1976-09-17	1977-09-14	Televisionsmottagare med en synkron detektorkrets och en frekvensavvikningsdetektorkrets

Country Status (15)

Country	Link
US (1)	US4157569A (fi)
JP (1)	JPS5338220A (fi)
AU (1)	AU510811B2 (fi)
BE (1)	BE858740A (fi)
CA (1)	CA1091340A (fi)
DE (1)	DE2740623C3 (fi)
ES (1)	ES462376A1 (fi)
FI (1)	FI63144C (fi)
FR (1)	FR2365257A1 (fi)
GB (1)	GB1537799A (fi)
HK (1)	HK66179A (fi)
IT (1)	IT1085396B (fi)
NL (1)	NL183428B (fi)
NZ (1)	NZ185176A (fi)
ZA (1)	ZA774892B (fi)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4253118A (en) *	1979-07-02	1981-02-24	Zenith Radio Corporation	Synchronous detection system
US4323924A (en) *	1980-10-06	1982-04-06	Zenith Radio Corporation	Automatic phase adjusting circuit for a synchronous detector
US4388649A (en) *	1981-06-01	1983-06-14	Rca Corporation	AFT Lockout prevention system
NL8200374A (nl) *	1982-02-02	1983-09-01	Philips Nv	Televisie-ontvanger met een videosignaaldetektor van een met behulp van een referentiesignaal detekterend type.
NL8301179A (nl) *	1983-04-01	1984-11-01	Philips Nv	Ontvanger voor hf-signalen voorzien van een paar parallelle signaalwegen.
NL8800555A (nl) *	1988-03-07	1989-10-02	Philips Nv	Synchrone demodulatieschakeling voor een op een draaggolf gemoduleerd televisiesignaal.
DE10158357A1 (de) *	2001-11-28	2003-06-12	Philips Intellectual Property	Kompensationsschaltung für Frequenzfilter

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2573248A (en) *	1949-06-18	1951-10-30	Zenith Radio Corp	Television receiver
NL6609958A (fi) *	1966-07-15	1968-01-16
US3812289A (en) *	1972-11-06	1974-05-21	Rca Corp	Television receiver using synchronous video detection
US3858000A (en) *	1972-12-04	1974-12-31	Warwick Electronics Inc	Extended range afc system
GB1440342A (en) *	1973-04-10	1976-06-23	Thorn Electrical Ind Ltd	Television receiver circuits
NL7306381A (fi) *	1973-05-08	1974-11-12
JPS51100632A (fi) *	1975-03-03	1976-09-06	Matsushita Electric Ind Co Ltd
US4091410A (en) *	1976-11-08	1978-05-23	Zenith Radio Corporation	Frequency and phase lock loop synchronous detecting system having a pair of phase lock conditions

1976
- 1976-09-17 NL NLAANVRAGE7610354,A patent/NL183428B/xx not_active Application Discontinuation
1977
- 1977-08-12 ZA ZA00774892A patent/ZA774892B/xx unknown
- 1977-08-18 US US05/825,575 patent/US4157569A/en not_active Expired - Lifetime
- 1977-09-09 DE DE2740623A patent/DE2740623C3/de not_active Expired
- 1977-09-13 CA CA286,585A patent/CA1091340A/en not_active Expired
- 1977-09-14 GB GB38362/77A patent/GB1537799A/en not_active Expired
- 1977-09-14 NZ NZ185176A patent/NZ185176A/xx unknown
- 1977-09-14 FI FI772706A patent/FI63144C/fi not_active IP Right Cessation
- 1977-09-14 IT IT27538/77A patent/IT1085396B/it active
- 1977-09-15 BE BE180945A patent/BE858740A/xx not_active IP Right Cessation
- 1977-09-15 ES ES462376A patent/ES462376A1/es not_active Expired
- 1977-09-16 FR FR7728006A patent/FR2365257A1/fr active Granted
- 1977-09-16 JP JP11062977A patent/JPS5338220A/ja active Granted
- 1977-09-19 AU AU28912/77A patent/AU510811B2/en not_active Expired
1979
- 1979-09-13 HK HK661/79A patent/HK66179A/xx unknown

Also Published As

Publication number	Publication date
AU510811B2 (en)	1980-07-17
BE858740A (fr)	1978-03-15
JPS6216067B2 (fi)	1987-04-10
CA1091340A (en)	1980-12-09
FI63144C (fi)	1983-04-11
ZA774892B (en)	1979-03-28
US4157569A (en)	1979-06-05
FR2365257B1 (fi)	1982-05-14
NZ185176A (en)	1980-08-26
JPS5338220A (en)	1978-04-08
AU2891277A (en)	1979-03-29
DE2740623C3 (de)	1980-03-20
HK66179A (en)	1979-09-21
DE2740623B2 (de)	1979-07-05
ES462376A1 (es)	1978-06-01
FI63144B (fi)	1982-12-31
GB1537799A (en)	1979-01-04
DE2740623A1 (de)	1978-03-23
IT1085396B (it)	1985-05-28
NL7610354A (nl)	1978-03-21
FR2365257A1 (fr)	1978-04-14
NL183428B (nl)	1988-05-16

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Legal Events

Date	Code	Title	Description
2004-08-31	MM	Patent lapsed	Owner name: N.V. PHILIPS GLOEILAMPENFABRIEKEN