NL8800849A - Ontvanger, alsmede demodulatieschakeling geschikt voor de ontvanger. - Google Patents

Ontvanger, alsmede demodulatieschakeling geschikt voor de ontvanger. Download PDF

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Publication number
NL8800849A
NL8800849A NL8800849A NL8800849A NL8800849A NL 8800849 A NL8800849 A NL 8800849A NL 8800849 A NL8800849 A NL 8800849A NL 8800849 A NL8800849 A NL 8800849A NL 8800849 A NL8800849 A NL 8800849A
Authority
NL
Netherlands
Prior art keywords
television signal
television
disturbed
signal
input
Prior art date
Application number
NL8800849A
Other languages
English (en)
Dutch (nl)
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.)
Filing date
Publication date
Application filed by Philips Nv filed Critical Philips Nv
Priority to NL8800849A priority Critical patent/NL8800849A/nl
Priority to US07/326,578 priority patent/US4939577A/en
Priority to EP89200820A priority patent/EP0336506B1/de
Priority to DE68913322T priority patent/DE68913322T2/de
Priority to FI891560A priority patent/FI89655C/fi
Priority to CN89102132A priority patent/CN1036869A/zh
Priority to JP1081650A priority patent/JPH01303968A/ja
Priority to KR1019890004337A priority patent/KR890016841A/ko
Publication of NL8800849A publication Critical patent/NL8800849A/nl

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Picture Signal Circuits (AREA)
  • Noise Elimination (AREA)
NL8800849A 1988-04-05 1988-04-05 Ontvanger, alsmede demodulatieschakeling geschikt voor de ontvanger. NL8800849A (nl)

Priority Applications (8)

Application Number Priority Date Filing Date Title
NL8800849A NL8800849A (nl) 1988-04-05 1988-04-05 Ontvanger, alsmede demodulatieschakeling geschikt voor de ontvanger.
US07/326,578 US4939577A (en) 1988-04-05 1989-03-21 Receiver and demodulation circuit suitable for said receiver
EP89200820A EP0336506B1 (de) 1988-04-05 1989-03-30 Empfänger sowie für den Empfänger geeignete Demodulationsschaltung
DE68913322T DE68913322T2 (de) 1988-04-05 1989-03-30 Empfänger sowie für den Empfänger geeignete Demodulationsschaltung.
FI891560A FI89655C (fi) 1988-04-05 1989-03-31 Mottagare och en foer den laemplig demodulator
CN89102132A CN1036869A (zh) 1988-04-05 1989-04-03 接收机及其解调电路
JP1081650A JPH01303968A (ja) 1988-04-05 1989-04-03 受信機とこの受信機に適している復調回路
KR1019890004337A KR890016841A (ko) 1988-04-05 1989-04-03 텔레비젼 신호 수신기

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8800849 1988-04-05
NL8800849A NL8800849A (nl) 1988-04-05 1988-04-05 Ontvanger, alsmede demodulatieschakeling geschikt voor de ontvanger.

Publications (1)

Publication Number Publication Date
NL8800849A true NL8800849A (nl) 1989-11-01

Family

ID=19852055

Family Applications (1)

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

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
ES2098959T3 (es) * 1993-06-03 1997-05-01 Thomson Brandt Gmbh Sintonizador de television para recepcion terrestre y por satelite.
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
MX151560A (es) * 1981-08-31 1984-12-13 Oki Electric Ind Co Ltd Mejoras a sistema de demodulacion de alta sensibilidad para senales de f.m. de television
DE3175644D1 (en) * 1981-08-31 1987-01-08 Oki Electric Ind Co Ltd High-sensitivity fm signal demodulation 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

Also Published As

Publication number Publication date
EP0336506B1 (de) 1994-03-02
JPH01303968A (ja) 1989-12-07
CN1036869A (zh) 1989-11-01
DE68913322D1 (de) 1994-04-07
DE68913322T2 (de) 1994-09-01
US4939577A (en) 1990-07-03
FI891560A0 (fi) 1989-03-31
EP0336506A1 (de) 1989-10-11
FI89655B (fi) 1993-07-15
FI89655C (fi) 1993-10-25
KR890016841A (ko) 1989-11-30
FI891560A (fi) 1989-10-06

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