DK153267C - Fremgangsmaade til reduktion af interferenskomposanter i et frekvensmoduleret signal og kobling til udoevelse af fremgangsmaaden - Google Patents

Fremgangsmaade til reduktion af interferenskomposanter i et frekvensmoduleret signal og kobling til udoevelse af fremgangsmaaden

Info

Publication number
DK153267C
DK153267C DK194179A DK194179A DK153267C DK 153267 C DK153267 C DK 153267C DK 194179 A DK194179 A DK 194179A DK 194179 A DK194179 A DK 194179A DK 153267 C DK153267 C DK 153267C
Authority
DK
Denmark
Prior art keywords
procedure
exercise
connection
modulated signal
frequency modulated
Prior art date
Application number
DK194179A
Other languages
Danish (da)
English (en)
Other versions
DK153267B (da
DK194179A (da
Inventor
Eeltje De Boer
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
Publication of DK194179A publication Critical patent/DK194179A/da
Publication of DK153267B publication Critical patent/DK153267B/da
Application granted granted Critical
Publication of DK153267C publication Critical patent/DK153267C/da

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/02—Details
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/7908—Suppression of interfering signals at the reproducing side, e.g. noise
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/7908—Suppression of interfering signals at the reproducing side, e.g. noise
    • H04N9/7912—Suppression of interfering signals at the reproducing side, e.g. noise the interfering signals being intermodulation signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Signal Processing For Recording (AREA)
  • Processing Of Color Television Signals (AREA)
  • Color Television Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Noise Elimination (AREA)
DK194179A 1978-05-16 1979-05-10 Fremgangsmaade til reduktion af interferenskomposanter i et frekvensmoduleret signal og kobling til udoevelse af fremgangsmaaden DK153267C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL7805232BA NL7805232A (nl) 1978-05-16 1978-05-16 Werkwijze voor het reduceren van interferentiekomponenten in een frequentiegemoduleerd signaal en inrichting voor het uitvoeren van deze werkwijze.
NL7805232 1978-05-16

Publications (3)

Publication Number Publication Date
DK194179A DK194179A (da) 1979-11-17
DK153267B DK153267B (da) 1988-06-27
DK153267C true DK153267C (da) 1988-11-28

Family

ID=19830837

Family Applications (1)

Application Number Title Priority Date Filing Date
DK194179A DK153267C (da) 1978-05-16 1979-05-10 Fremgangsmaade til reduktion af interferenskomposanter i et frekvensmoduleret signal og kobling til udoevelse af fremgangsmaaden

Country Status (20)

Country Link
US (1) US4223282A (pt)
JP (1) JPS54150032A (pt)
AT (1) AT378296B (pt)
AU (1) AU526081B2 (pt)
BE (1) BE876240A (pt)
BR (1) BR7902936A (pt)
CA (1) CA1138095A (pt)
CH (1) CH648968A5 (pt)
DD (1) DD144142A5 (pt)
DE (1) DE2918977C2 (pt)
DK (1) DK153267C (pt)
ES (3) ES480545A1 (pt)
FR (1) FR2426359A1 (pt)
GB (1) GB2022959B (pt)
IT (1) IT1113960B (pt)
MX (1) MX149487A (pt)
NL (1) NL7805232A (pt)
NZ (1) NZ190429A (pt)
SE (1) SE440435B (pt)
ZA (1) ZA791931B (pt)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5971024A (ja) * 1982-10-15 1984-04-21 Olympus Optical Co Ltd 内視鏡撮像装置
US4623926A (en) * 1982-11-12 1986-11-18 Matsushita Electric Industrial Co., Ltd. Television synchronous receiver
JPH0667205B2 (ja) * 1983-02-04 1994-08-24 株式会社日立製作所 Ｐｗｍパルス発生装置
NL8300541A (nl) * 1983-02-14 1984-09-03 Philips Nv Werkwijze voor het koderen van een registratiesignaal, registratiedrager voorzien van een registratiesignaal dat gekodeerd is volgens de werkwijze, inrichting voor het uitvoeren van de werkwijze en inrichting voor het weergeven van een signaal dat gekodeerd is volgens de werkwijze.
DE3853107D1 (de) * 1987-07-21 1995-03-30 Matsushita Electric Ind Co Ltd Frequenzdemodulationsgerät.
JPH0191304A (ja) * 1987-10-01 1989-04-11 Matsushita Electric Ind Co Ltd 磁気記録再生装置
JPH0196868A (ja) * 1987-10-08 1989-04-14 Pioneer Electron Corp 記録情報再生装置
US5067026A (en) * 1988-05-06 1991-11-19 Sony Corporation Apparatus for recording and reproducing a video signal
US4908581A (en) * 1988-07-21 1990-03-13 Matsushita Electric Industrial Co., Ltd. Frequency demodulator having circuit cancelling undesired signal components
JP2748464B2 (ja) * 1988-12-13 1998-05-06 ソニー株式会社 磁気記録装置
US6744883B1 (en) 1999-01-12 2004-06-01 Paradyne Corporation Filter system and method to suppress interference imposed upon a frequency-division multiplexed channel
IT1313792B1 (it) * 1999-10-18 2002-09-23 M B Internat S R L Procedimento di generazione di un segnale modulato in frequenza, conricevibilita' migliorata da parte di una radioricevente
WO2001052430A1 (en) * 2000-01-10 2001-07-19 Koninklijke Philips Electronics N.V. Method for interference detection and cancellation in a tramsmission system
AU2000268991A1 (en) * 2000-08-10 2002-02-25 Paradyne Corporation Filter system and method to suppress interference imposed upon a frequency-division multiplexed channel
US8811468B2 (en) * 2005-05-26 2014-08-19 Broadcom Corporation Method and system for FM interference detection and mitigation
US8965290B2 (en) * 2012-03-29 2015-02-24 General Electric Company Amplitude enhanced frequency modulation
US11940417B2 (en) * 2021-02-02 2024-03-26 Toyota Motor Engineering & Manufacturing North America, Inc. Systems and methods for machine learning based flexural wave absorber

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3132339A (en) * 1961-01-03 1964-05-05 Raytheon Co Sideband cancellation system
NL177168C (nl) * 1972-09-02 1985-08-01 Philips Nv Werkwijze voor het registreren van een videosignaal en registratiedrager voorzien van videoinformatie opgetekend volgens de werkwijze alsmede een inrichting voor het uitlezen van een registratiedrager.
US3993163A (en) * 1975-04-21 1976-11-23 Donald Barrett Ladder socks
US4052740A (en) * 1976-03-19 1977-10-04 Ampex Corporation Moire interference reducing circuit for fm video recorders

Also Published As

Publication number Publication date
CA1138095A (en) 1982-12-21
GB2022959B (en) 1983-01-12
JPS6145919B2 (pt) 1986-10-11
ZA791931B (en) 1980-11-26
NL7805232A (nl) 1979-11-20
SE440435B (sv) 1985-07-29
AU4700679A (en) 1979-11-22
NZ190429A (en) 1982-05-31
GB2022959A (en) 1979-12-19
CH648968A5 (de) 1985-04-15
AT378296B (de) 1985-07-10
JPS54150032A (en) 1979-11-24
ATA363279A (de) 1984-11-15
DD144142A5 (de) 1980-09-24
FR2426359B1 (pt) 1985-02-15
ES480540A1 (es) 1979-12-16
US4223282A (en) 1980-09-16
FR2426359A1 (fr) 1979-12-14
DK153267B (da) 1988-06-27
MX149487A (es) 1983-11-14
ES480544A1 (es) 1979-12-16
IT7922624A0 (it) 1979-05-11
DE2918977C2 (de) 1986-08-07
DK194179A (da) 1979-11-17
IT1113960B (it) 1986-01-27
BR7902936A (pt) 1979-11-27
AU526081B2 (en) 1982-12-16
ES480545A1 (es) 1979-12-16
BE876240A (fr) 1979-11-14
DE2918977A1 (de) 1979-11-22
SE7904202L (sv) 1979-11-17

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