FR2526245B1 - Dispositif permettant de reduire la distorsion seconde dans un signal module en frequence - Google Patents

Dispositif permettant de reduire la distorsion seconde dans un signal module en frequence

Info

Publication number
FR2526245B1
FR2526245B1 FR8307120A FR8307120A FR2526245B1 FR 2526245 B1 FR2526245 B1 FR 2526245B1 FR 8307120 A FR8307120 A FR 8307120A FR 8307120 A FR8307120 A FR 8307120A FR 2526245 B1 FR2526245 B1 FR 2526245B1
Authority
FR
France
Prior art keywords
distortion
reducing
modulated signal
frequency modulated
frequency
Prior art date
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
Application number
FR8307120A
Other languages
English (en)
Other versions
FR2526245A1 (fr
Inventor
Yasuaki Watanabe
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.)
Victor Company of Japan Ltd
Original Assignee
Victor Company of Japan 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
Application filed by Victor Company of Japan Ltd filed Critical Victor Company of Japan Ltd
Publication of FR2526245A1 publication Critical patent/FR2526245A1/fr
Application granted granted Critical
Publication of FR2526245B1 publication Critical patent/FR2526245B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/02—Details
    • H03C3/09—Modifications of modulator for regulating the mean frequency
    • 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
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/82—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only
    • H04N9/85—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only the recorded brightness signal occupying a frequency band totally overlapping the frequency band of the recorded chrominance signal, e.g. frequency interleaving
    • 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
    • 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
    • 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
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/82—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only
    • H04N9/8205—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only involving the multiplexing of an additional signal and the colour video signal
    • H04N9/8211—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only involving the multiplexing of an additional signal and the colour video signal the additional signal being a sound signal
    • H04N9/8222—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only involving the multiplexing of an additional signal and the colour video signal the additional signal being a sound signal using frequency division multiplex

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Signal Processing For Recording (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
FR8307120A 1982-04-30 1983-04-29 Dispositif permettant de reduire la distorsion seconde dans un signal module en frequence Expired FR2526245B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57073543A JPS58190190A (ja) 1982-04-30 1982-04-30 周波数変調波信号の二次歪低減装置

Publications (2)

Publication Number Publication Date
FR2526245A1 FR2526245A1 (fr) 1983-11-04
FR2526245B1 true FR2526245B1 (fr) 1986-02-07

Family

ID=13521250

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8307120A Expired FR2526245B1 (fr) 1982-04-30 1983-04-29 Dispositif permettant de reduire la distorsion seconde dans un signal module en frequence

Country Status (7)

Country Link
US (1) US4577238A (fr)
JP (1) JPS58190190A (fr)
KR (1) KR860001987B1 (fr)
DE (1) DE3315692C2 (fr)
FR (1) FR2526245B1 (fr)
GB (1) GB2121655B (fr)
NL (1) NL188879C (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6146681A (ja) * 1984-08-11 1986-03-06 Matsushita Electric Ind Co Ltd 映像信号の記録再生方法
JPH0832069B2 (ja) * 1987-04-09 1996-03-27 パイオニア株式会社 記録情報再生装置
US4882618A (en) * 1987-04-15 1989-11-21 Kabushiki Kaisha Toshiba FM signal demodulator for video signal reproducing apparatus
JPH02192074A (ja) * 1989-01-19 1990-07-27 Sanyo Electric Co Ltd 高域ノイズ軽減回路
US5057785A (en) * 1990-01-23 1991-10-15 International Business Machines Corporation Method and circuitry to suppress additive disturbances in data channels
US5119040A (en) * 1991-01-04 1992-06-02 Motorola, Inc. Method and apparatus for optimizing the performance of a power amplifier circuit
KR100209886B1 (ko) * 1996-01-30 1999-07-15 윤종용 디지탈 자기기록재생장치

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3243604A (en) * 1963-06-10 1966-03-29 Barnes Enginweering Company Clamp-limit network for providing a limited output signal which is not affected by noise
JPS5213704B2 (fr) * 1971-11-15 1977-04-16
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.
CH555619A (de) * 1973-02-16 1974-10-31 Contraves Ag Verfahren und einrichtung zur erzeugung einer synchronisationsspannung fuer die zuendimpulssteuerung einer gesteuerten gleichrichter-leistungsstufe aus deren durch eine autonome energieversorgungsanlage gelieferten periodischer speisespannung.
US4005474A (en) * 1973-03-20 1977-01-25 Rca Corporation Recording apparatus and methods for a color picture/sound record
US3972064A (en) * 1973-03-20 1976-07-27 Rca Corporation Apparatus and methods for playback of color picture/sound records
US3988532A (en) * 1975-04-02 1976-10-26 Zenith Radio Corporation Arrangement for compensating duty factor variations in an optical video disc
FR2358797A1 (fr) * 1976-07-16 1978-02-10 Thomson Brandt Systeme de correction automatique du facteur de forme de l'onde porteuse issue de la lecture d'un support d'information
US4119812A (en) * 1977-04-20 1978-10-10 Rca Corporation Signal defect detection and compensation with signal de-emphasis
US4280219A (en) * 1979-09-19 1981-07-21 Raytheon Company Digital memory system
GB2061647A (en) * 1979-10-26 1981-05-13 Emi Ltd Frequency demodulator
US4329712A (en) * 1980-06-24 1982-05-11 Rca Corporation Adaptive distortion elimination circuitry for a video disc player
US4360829A (en) * 1980-06-24 1982-11-23 Rca Corporation Active distortion elimination circuitry for a video disc player

Also Published As

Publication number Publication date
NL188879C (nl) 1992-10-16
NL8301489A (nl) 1983-11-16
GB8311645D0 (en) 1983-06-02
DE3315692A1 (de) 1983-11-03
KR860001987B1 (ko) 1986-11-07
NL188879B (nl) 1992-05-18
FR2526245A1 (fr) 1983-11-04
GB2121655B (en) 1985-10-16
KR840004832A (ko) 1984-10-24
US4577238A (en) 1986-03-18
JPS58190190A (ja) 1983-11-07
DE3315692C2 (de) 1986-01-16
GB2121655A (en) 1983-12-21
JPS649662B2 (fr) 1989-02-20

Similar Documents

Publication Publication Date Title
ES538304A0 (es) Un dispositivo de comunicacion con una ficha de almacenamiento de datos
GB2139856B (en) A signal receptor-reradiator component for operation in a surveillance system
FR2540371B1 (fr) Dispositif de filtrage a siphon pour le the
NO841593L (no) Flytende modulsystem og fremgangsmaate for fremstilling av samme
IT7969465A0 (it) Procedimento e dispositivo per la sincronizzazione di un ricevitore di comunicazione di dati con il segnale ricevuto
FR2520962B1 (fr) Transducteur a membrane plate et procede de realisation de ce transducteur
IT1209527B (it) Dispositivi elettroottici a onde propagantisi.
GB2152776B (en) Amplitude modulated high frequency signal detection device
FR2276751A1 (fr) Dispositif pour emettre et recevoir a la fois un signal de television et un signal additionnel dans la bande de frequence occupee par le signal de television
ES287851Y (es) Un dispositivo de rotulo luminoso.
FR2526245B1 (fr) Dispositif permettant de reduire la distorsion seconde dans un signal module en frequence
DE3785654D1 (de) Tonsignalerzeugungsvorrichtung mit einem digitalen filter.
FR2557745B1 (fr) Demodulateur synchrone pour signaux modules en amplitude
FR2652465B1 (fr) Photorecepteur pour signaux optiques modules en frequence.
FR2546671B1 (fr) Dispositif de filtrage a ondes magnetostatiques
BE896473A (fr) Dispositif de nettoyage de disques dans un tourne-disque,
FR2548488B1 (fr) Dispositif de generation d'un signal module en frequence
FR2555903B1 (fr) Dispositif auxiliaire pour catheterisme intermittent
DE3783118D1 (de) Schaltungsanordnung zur umcodierung eines datensignales.
NO851390L (no) Anordning for behandling av modulerte signaler mottatt av et sidesoekende sonarsystem
LU79790A1 (fr) Dispositif pour la reconnaissance d'une frequence dans un signal code en mic
DE3484451D1 (de) Signalverarbeitungsvorrichtung fuer ein videosignal.
DE3481887D1 (de) Funkempfangssystem fuer ein phasenmoduliertes signal.
FR2537371B1 (fr) Agencement de circuit utilise dans un magnetoscope pour enregistrer un signal de reperage
FR2689708B1 (fr) Photorecepteur pour signaux optiques modules en frequence.

Legal Events

Date Code Title Description
ST Notification of lapse