DE68913322T2 - Empfänger sowie für den Empfänger geeignete Demodulationsschaltung. - Google Patents

Empfänger sowie für den Empfänger geeignete Demodulationsschaltung.

Info

Publication number: DE68913322T2
Authority: DE; Germany
Prior art keywords: receiver; demodulation circuit; suitable demodulation; circuit; demodulation
Prior art date: 1988-04-05
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 - Fee Related

Application number

DE68913322T

Other languages

English (en)

Other versions

DE68913322D1 (de

Inventor

Louis Peter Marie Schreurs

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.)

Koninklijke Philips NV

Original Assignee

Philips Gloeilampenfabrieken 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.)

1988-04-05

Filing date

1989-03-30

Publication date

1994-09-01

1989-03-30 Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV

1994-04-07 Application granted granted Critical

1994-04-07 Publication of DE68913322D1 publication Critical patent/DE68913322D1/de

1994-09-01 Publication of DE68913322T2 publication Critical patent/DE68913322T2/de

2009-03-31 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/34—Muting amplifier when no signal is present or when only weak signals are present, or caused by the presence of noise signals, e.g. squelch systems
- H03G3/345—Muting during a short period of time when noise pulses are detected, i.e. blanking
- 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

DE68913322T 1988-04-05 1989-03-30 Empfänger sowie für den Empfänger geeignete Demodulationsschaltung. Expired - Fee Related DE68913322T2 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL8800849A NL8800849A (nl)	1988-04-05	1988-04-05	Ontvanger, alsmede demodulatieschakeling geschikt voor de ontvanger.

Publications (2)

Publication Number	Publication Date
DE68913322D1 DE68913322D1 (de)	1994-04-07
DE68913322T2 true DE68913322T2 (de)	1994-09-01

Family

ID=19852055

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE68913322T Expired - Fee Related DE68913322T2 (de)	1988-04-05	1989-03-30	Empfänger sowie für den Empfänger geeignete Demodulationsschaltung.

Country Status (8)

Country	Link
US (1)	US4939577A (de)
EP (1)	EP0336506B1 (de)
JP (1)	JPH01303968A (de)
KR (1)	KR890016841A (de)
CN (1)	CN1036869A (de)
DE (1)	DE68913322T2 (de)
FI (1)	FI89655C (de)
NL (1)	NL8800849A (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5101272A (en) *	1988-05-25	1992-03-31	Picker International, Inc.	Dual bandwidth/gain video preamplifier
JPH02137595A (ja) *	1988-11-18	1990-05-25	Sony Corp	ドロップアウトの検出回路
GB2250395A (en) *	1990-11-27	1992-06-03	Ferguson Ltd	Reducing visibility of impulsive interference in television satellite recievers
WO1994029949A1 (de) *	1993-06-03	1994-12-22	Deutsche Thomson-Brandt Gmbh	Fernsehtuner für terrestrischen empfang und satellitenempfang
JPH07177393A (ja) *	1993-12-21	1995-07-14	Matsushita Electric Ind Co Ltd	雑音除去装置
DE10320498B4 (de) *	2003-05-08	2006-06-01	Loewe Opta Gmbh	Verfahren und Schaltungsanordnung zur Optimierung des Bildeindrucks eines Fernsehbildes

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4322746A (en) *	1978-10-06	1982-03-30	Hitachi, Ltd.	Crosstalk attenuator system
US4327432A (en) *	1980-11-07	1982-04-27	Rca Corporation	Video disc player with RFI reduction circuit
EP0086839B1 (de) *	1981-08-31	1986-12-03	Oki Electric Industry Company, Limited	Hochempfindlicher fm-demodulator
AU538098B2 (en) *	1981-08-31	1984-07-26	Oki Electric Industry Co. Ltd.	High-sensitivity fm demodulating system
FR2565445B1 (fr) *	1984-06-04	1986-10-10	France Etat	Demodulateur de frequence et recepteur d'emission de television a multiplexage temporel en comportant application
JPS61257081A (ja) *	1985-05-10	1986-11-14	Matsushita Electric Ind Co Ltd	雑音除去回路
JPH07105929B2 (ja) *	1986-11-11	1995-11-13	松下電器産業株式会社	映像信号処理装置
US4831435A (en) *	1986-11-29	1989-05-16	Samsung Electronics Co., Ltd.	Adaptive scanning line converting circuit for a television receiver

1988
- 1988-04-05 NL NL8800849A patent/NL8800849A/nl unknown
1989
- 1989-03-21 US US07/326,578 patent/US4939577A/en not_active Expired - Fee Related
- 1989-03-30 EP EP89200820A patent/EP0336506B1/de not_active Expired - Lifetime
- 1989-03-30 DE DE68913322T patent/DE68913322T2/de not_active Expired - Fee Related
- 1989-03-31 FI FI891560A patent/FI89655C/fi not_active IP Right Cessation
- 1989-04-03 CN CN89102132A patent/CN1036869A/zh active Pending
- 1989-04-03 JP JP1081650A patent/JPH01303968A/ja active Pending
- 1989-04-03 KR KR1019890004337A patent/KR890016841A/ko active IP Right Grant

Also Published As

Publication number	Publication date
CN1036869A (zh)	1989-11-01
NL8800849A (nl)	1989-11-01
FI891560A (fi)	1989-10-06
FI89655B (fi)	1993-07-15
FI89655C (fi)	1993-10-25
JPH01303968A (ja)	1989-12-07
US4939577A (en)	1990-07-03
KR890016841A (ko)	1989-11-30
EP0336506A1 (de)	1989-10-11
EP0336506B1 (de)	1994-03-02
DE68913322D1 (de)	1994-04-07
FI891560A0 (fi)	1989-03-31

Legal Events

Date	Code	Title	Description
1995-03-30	8364	No opposition during term of opposition
1995-06-22	8327	Change in the person/name/address of the patent owner	Owner name: PHILIPS ELECTRONICS N.V., EINDHOVEN, NL
1999-04-08	8339	Ceased/non-payment of the annual fee

Publication	Publication Date	Title
NO163929C (no)	1990-08-08	Kombinert adaptiv utjevnings- og demoduleringskrets.
DE69023366T2 (de)	1996-05-09	Empfangsvorrichtung zur Reduzierung von Rauschen.
KR900011293A (ko)	1990-07-11	문자방송수신장치
NO891828L (no)	1989-11-07	Integrert kretskort.
DE3766375D1 (de)	1991-01-10	Elektronisches taster-system.
DE3788983T2 (de)	1994-05-19	Schaltung zur Rauschverminderung.
DE3889086T2 (de)	1994-07-28	FM-Empfängerschaltung.
DE68912531T2 (de)	1994-05-19	Radioempfänger.
DE68922177D1 (de)	1995-05-18	Schaltungsanordnung für Funkempfänger.
FI842044A (fi)	1985-01-15	Radiomottagare.
DE3484251D1 (de)	1991-04-18	Schaltung zur rauschverminderung.
DE68921242D1 (de)	1995-03-30	Empfänger für Zeichenmultiplexrundfunk.
DE68916093T2 (de)	1995-02-16	Integrierte Schaltung.
DE68924244T2 (de)	1996-03-21	Fernsehempfänger.
DE3889166T2 (de)	1994-08-04	Empfänger.
DE68913322D1 (de)	1994-04-07	Empfänger sowie für den Empfänger geeignete Demodulationsschaltung.
DE69018179D1 (de)	1995-05-04	Empfängerschaltung mit erstem und zweitem Verstärker.
NO905405D0 (no)	1990-12-14	Kringkastingsmottaker.
DE68920574T2 (de)	1995-08-17	Fernsehempfänger.
DE3850954D1 (de)	1994-09-08	Empfänger für RDS.
DE3483416D1 (de)	1990-11-22	Schaltung zur auswahl und verriegelung eines betriebsfunktionsschaltkreises.
DE3854309T2 (de)	1996-04-04	Frequenz-Demodulationsschaltung.
DE68921125T2 (de)	1995-09-21	Frequenzdemodulationsschaltung.
DE68911028D1 (de)	1994-01-13	Fernsehempfangsgerät.
DE3787154T2 (de)	1994-03-31	Schaltung zur Bestimmung des Frequenzverhaltens.