NL7117058A - - Google Patents

Info

Publication number
NL7117058A
NL7117058A NL7117058A NL7117058A NL7117058A NL 7117058 A NL7117058 A NL 7117058A NL 7117058 A NL7117058 A NL 7117058A NL 7117058 A NL7117058 A NL 7117058A NL 7117058 A NL7117058 A NL 7117058A
Authority
NL
Netherlands
Application number
NL7117058A
Other versions
NL173466C (nl
NL173466B (nl
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 filed Critical
Publication of NL7117058A publication Critical patent/NL7117058A/xx
Publication of NL173466B publication Critical patent/NL173466B/xx
Application granted granted Critical
Publication of NL173466C publication Critical patent/NL173466C/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H40/00—Arrangements specially adapted for receiving broadcast information
    • H04H40/18—Arrangements characterised by circuits or components specially adapted for receiving
    • H04H40/27—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95
    • H04H40/36—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95 specially adapted for stereophonic broadcast receiving
    • H04H40/45—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95 specially adapted for stereophonic broadcast receiving for FM stereophonic broadcast systems receiving
    • H04H40/72—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95 specially adapted for stereophonic broadcast receiving for FM stereophonic broadcast systems receiving for noise suppression
    • 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
    • H03G3/345—Muting during a short period of time when noise pulses are detected, i.e. blanking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/1646—Circuits adapted for the reception of stereophonic signals
    • H04B1/1661—Reduction of noise by manipulation of the baseband composite stereophonic signal or the decoded left and right channels

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Noise Elimination (AREA)
  • Stereo-Broadcasting Methods (AREA)
NLAANVRAGE7117058,A 1970-12-11 1971-12-13 Fm-ontvanger. NL173466C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP45110881A JPS5225681B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1970-12-11 1970-12-11

Publications (3)

Publication Number Publication Date
NL7117058A true NL7117058A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1972-06-13
NL173466B NL173466B (nl) 1983-08-16
NL173466C NL173466C (nl) 1984-01-16

Family

ID=14547044

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7117058,A NL173466C (nl) 1970-12-11 1971-12-13 Fm-ontvanger.

Country Status (7)

Country Link
US (1) US3919482A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5225681B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA987737A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2160702C3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2118036B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1362975A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL173466C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA761696B (en) * 1975-03-20 1977-07-27 Blaupunkt Werke Gmbh Circuit for blanking interference pulses
US4029906A (en) * 1975-04-18 1977-06-14 Sansui Electric Co., Ltd. Automatic noise reduction system of FM stereo receiver
US3999132A (en) * 1975-10-31 1976-12-21 Motorola, Inc. Stereo inhibit circuit
JPS539403A (en) * 1976-07-14 1978-01-27 Pioneer Electronic Corp Fm stereophonic receiver
US4206317A (en) * 1977-01-31 1980-06-03 Kahn Leonard R Reduction of adjacent channel interference
IL53821A (en) * 1977-01-31 1980-10-26 Kahn Leonard R Method and device for reducing adjacent channel interference, especially for independent sideband am stereo
US4192970A (en) * 1977-01-31 1980-03-11 Kahn Leonard R Reduction of adjacent channel interference
GB1562891A (en) * 1977-02-22 1980-03-19 Toko Inc Noise cancelling systems for fm receivers
JPS53120306A (en) 1977-03-30 1978-10-20 Hitachi Ltd Sound demodulation system
US4119812A (en) * 1977-04-20 1978-10-10 Rca Corporation Signal defect detection and compensation with signal de-emphasis
SE432683B (sv) * 1977-06-17 1984-04-09 Sharp Kk Storningsreducerande krets for en fm-stereomottagare
JPS5416108A (en) * 1977-07-07 1979-02-06 Pioneer Electronic Corp Receiver antenna input circuit
US4154980A (en) * 1977-08-29 1979-05-15 Motorola, Inc. Noise blanker with variable rate-shut-off and/or variable blanking threshold level
JPS54115817U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1978-02-02 1979-08-14
US4314377A (en) * 1979-04-27 1982-02-02 Sanyo Electric Co., Ltd. Noise removing apparatus
DE3130341A1 (de) * 1980-09-17 1982-06-16 Hitachi, Ltd., Tokyo Rauschsperre und mit dieser versehener fm-funkempfaenger
JPS61167825U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1985-04-05 1986-10-17
EP1313145A1 (en) * 2001-11-19 2003-05-21 Agilent Technologies, Inc. (a Delaware corporation) Amplifier circuit apparatus and method of EMI suppression
US20050134390A1 (en) * 2003-12-17 2005-06-23 Glass Kevin W. Bias circuit for high frequency amplifiers
US7088174B2 (en) * 2003-12-22 2006-08-08 Intel Corporation Offset cancellation and slice adjust amplifier circuit

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2152515A (en) * 1937-06-18 1939-03-28 Hazeltine Corp Automatic signal interference control
US3161727A (en) * 1962-05-17 1964-12-15 Scott Inc H H Sterophonic-to-monophonic reception apparatus
US3329773A (en) * 1962-08-20 1967-07-04 Matsushita Electric Ind Co Ltd Method of selecting an fm stereophonic signal
US3323066A (en) * 1963-05-23 1967-05-30 Aircraft Radio Corp Squelch circuit
FR1484513A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1964-05-18 1967-09-28
US3374437A (en) * 1964-08-26 1968-03-19 Heath Co Squelch system for radio receivers
US3448385A (en) * 1965-06-28 1969-06-03 Scott Inc H H Stereophonic receiver squelch apparatus
US3568068A (en) * 1967-10-13 1971-03-02 Motorola Inc Squelch circuit for frequency modulation receiver
US3569633A (en) * 1967-12-21 1971-03-09 Heath Co Fm stereo receiver having automatic threshold switching circuitry
US3662113A (en) * 1968-03-27 1972-05-09 Scott Inc H H Stereophonic demodulator apparatus and automatic monophonic-stereophonic switching circuit
NL145420B (nl) * 1969-10-25 1975-03-17 Philips Nv Schakeling voor het onderdrukken van storingen in een fm radio-ontvanger.
US3588705A (en) * 1969-11-12 1971-06-28 Nasa Frequency-modulation demodulator threshold extension device
US3634626A (en) * 1970-04-06 1972-01-11 Sylvania Electric Prod Noise-operated automatic stereo to monaural switch for fm receivers
US3728491A (en) * 1971-03-05 1973-04-17 Electrohome Ltd Stereophonic fm receivers having decoders employing field effect transistors

Also Published As

Publication number Publication date
FR2118036B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1976-10-29
FR2118036A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1972-07-28
JPS5225681B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1977-07-09
GB1362975A (en) 1974-08-14
CA987737A (en) 1976-04-20
DE2160702B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1980-09-25
DE2160702C3 (de) 1981-07-30
NL173466C (nl) 1984-01-16
DE2160702A1 (de) 1972-06-29
US3919482A (en) 1975-11-11
NL173466B (nl) 1983-08-16

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Legal Events

Date Code Title Description
V4 Discontinued because of reaching the maximum lifetime of a patent