NL7809717A - NOISE-ELIMINATING CHAIN DEVICE. - Google Patents

NOISE-ELIMINATING CHAIN DEVICE.

Info

Publication number
NL7809717A
NL7809717A NL7809717A NL7809717A NL7809717A NL 7809717 A NL7809717 A NL 7809717A NL 7809717 A NL7809717 A NL 7809717A NL 7809717 A NL7809717 A NL 7809717A NL 7809717 A NL7809717 A NL 7809717A
Authority
NL
Netherlands
Prior art keywords
noise
chain device
eliminating chain
eliminating
chain
Prior art date
Application number
NL7809717A
Other languages
Dutch (nl)
Other versions
NL190039B (en
NL190039C (en
Original Assignee
Clarion Co Ltd
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
Priority claimed from JP11470077A external-priority patent/JPS5448469A/en
Priority claimed from JP1631378A external-priority patent/JPH0230211B2/en
Application filed by Clarion Co Ltd filed Critical Clarion Co Ltd
Publication of NL7809717A publication Critical patent/NL7809717A/en
Publication of NL190039B publication Critical patent/NL190039B/en
Application granted granted Critical
Publication of NL190039C publication Critical patent/NL190039C/en

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
NLAANVRAGE7809717,A 1977-09-26 1978-09-25 NOISE ELIMINATION CHAIN. NL190039C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP11470077A JPS5448469A (en) 1977-09-26 1977-09-26 Noise eliminating circuit
JP1631378A JPH0230211B2 (en) 1978-02-15 1978-02-15 ZATSUONJOKYOKAIRO

Publications (3)

Publication Number Publication Date
NL7809717A true NL7809717A (en) 1979-03-28
NL190039B NL190039B (en) 1993-05-03
NL190039C NL190039C (en) 1993-10-01

Family

ID=26352631

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7809717,A NL190039C (en) 1977-09-26 1978-09-25 NOISE ELIMINATION CHAIN.

Country Status (5)

Country Link
DE (1) DE2828414A1 (en)
FR (1) FR2404336A1 (en)
GB (1) GB1603391A (en)
NL (1) NL190039C (en)
SE (1) SE436159B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5514734A (en) * 1978-07-17 1980-02-01 Nec Corp Pulse noise elimination circuit
US4311963A (en) * 1978-07-18 1982-01-19 Matsushita Electric Industrial Co., Ltd. Noise pulse suppressing system
US4232340A (en) * 1979-06-01 1980-11-04 Rca Corporation Defect compensation for color television
DE3028334C2 (en) * 1980-07-25 1983-01-05 Polygram Gmbh, 2000 Hamburg Method for eliminating or suppressing acoustic interference signals in audio programs to be processed for the playback process

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE757970A (en) * 1969-10-25 1971-04-23 Philips Nv CIRCUIT FOR SUPPRESSING PARASITES IN AN ELECTRIC SIGNAL RECEIVER
BE758331A (en) * 1969-11-01 1971-04-30 Philips Nv CIRCUIT FOR SUPPRESSING PARASITES IN AN ELECTRIC SIGNAL RECEIVER
US3689845A (en) * 1969-11-01 1972-09-05 Philips Corp Circuit arrangement for suppressing interferences in a receiver of electrical signals
US3588705A (en) * 1969-11-12 1971-06-28 Nasa Frequency-modulation demodulator threshold extension device
US3983488A (en) * 1974-06-17 1976-09-28 California Microwave, Inc. Frequency-modulation demodulator threshold extension device
US3947636A (en) * 1974-08-12 1976-03-30 Edgar Albert D Transient noise filter employing crosscorrelation to detect noise and autocorrelation to replace the noisey segment

Also Published As

Publication number Publication date
FR2404336A1 (en) 1979-04-20
NL190039B (en) 1993-05-03
SE436159B (en) 1984-11-12
FR2404336B1 (en) 1983-11-25
NL190039C (en) 1993-10-01
DE2828414C2 (en) 1988-09-08
SE7810016L (en) 1979-03-27
DE2828414A1 (en) 1979-04-05
GB1603391A (en) 1981-11-25

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
V1 Lapsed because of non-payment of the annual fee