CA1093687A - Playback apparatus - Google Patents

Playback apparatus

Info

Publication number
CA1093687A
CA1093687A CA284,098A CA284098A CA1093687A CA 1093687 A CA1093687 A CA 1093687A CA 284098 A CA284098 A CA 284098A CA 1093687 A CA1093687 A CA 1093687A
Authority
CA
Canada
Prior art keywords
signal
amplitude
carrier
filter
carrier signal
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
CA284,098A
Other languages
English (en)
French (fr)
Inventor
Harald Melwisch
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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 Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of CA1093687A publication Critical patent/CA1093687A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/93—Regeneration of the television signal or of selected parts thereof
    • H04N5/931—Regeneration of the television signal or of selected parts thereof for restoring the level of the reproduced signal
    • H04N5/9315—Regeneration of the television signal or of selected parts thereof for restoring the level of the reproduced signal the level control being frequency dependent

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Signal Processing For Recording (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
CA284,098A 1976-08-05 1977-08-04 Playback apparatus Expired CA1093687A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT582176A AT346099B (de) 1976-08-05 1976-08-05 Wiedergabegeraet
ATA5821/76 1976-08-05

Publications (1)

Publication Number Publication Date
CA1093687A true CA1093687A (en) 1981-01-13

Family

ID=3579932

Family Applications (1)

Application Number Title Priority Date Filing Date
CA284,098A Expired CA1093687A (en) 1976-08-05 1977-08-04 Playback apparatus

Country Status (12)

Country Link
US (1) US4152733A (OSRAM)
JP (1) JPS5939803B2 (OSRAM)
AT (1) AT346099B (OSRAM)
AU (1) AU510778B2 (OSRAM)
BE (1) BE857448A (OSRAM)
CA (1) CA1093687A (OSRAM)
CH (1) CH619313A5 (OSRAM)
DE (1) DE2733350C2 (OSRAM)
ES (1) ES461316A1 (OSRAM)
FR (1) FR2361028A1 (OSRAM)
GB (1) GB1532108A (OSRAM)
IT (1) IT1085626B (OSRAM)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4339727A (en) * 1978-03-07 1982-07-13 Nippon Electric Co., Ltd. Waveform converting circuit
JPS54145111A (en) * 1978-05-02 1979-11-13 Sony Corp Video signal recorder-reproducer
US4306256A (en) * 1979-03-14 1981-12-15 Rca Corporation Preemphasis and clipping apparatus for reducing distortions
JPS55124338A (en) * 1979-03-14 1980-09-25 Rca Corp Signal strain attenuating device
JPS5661011A (en) * 1979-10-23 1981-05-26 Sony Corp Reproduction circuit for angular modulation signal
JPS56140042A (en) * 1980-03-27 1981-11-02 Kamaya Kagaku Kogyo Kk Decorating method of brilliant metallic letter, figure or the like for glass surface
JPS5845605A (ja) * 1981-09-12 1983-03-16 Canon Inc 磁気記録再生方式
US4491903A (en) * 1982-11-19 1985-01-01 Montague Herbert R Combination low-pass filter and high frequency transient suppressor
EP0109674B1 (en) * 1982-11-19 1987-09-30 Hitachi, Ltd. Multitrack pcm reproducing apparatus
JPS61114612U (OSRAM) * 1984-12-25 1986-07-19
DE3516913C1 (de) * 1985-05-10 1986-10-02 Philips Patentverwaltung Gmbh, 2000 Hamburg Automatische FM-Seitenband-Pegelregelung fuer Video-Recorder
ES2075002T3 (es) * 1988-03-21 1995-10-01 Nokia Deutschland Gmbh Aparato de video con un circuito igualador en la via de la señal para las señales moduladas en frecuencia.
JP2701388B2 (ja) * 1988-12-09 1998-01-21 ソニー株式会社 Ｆｍ復調回路
US5430551A (en) * 1990-11-07 1995-07-04 Nokia Unterhaltungselektronik Gmbh Video recorder with distortion corrector circuit
DE4035309A1 (de) * 1990-11-07 1992-05-14 Nokia Unterhaltungselektronik Videorecorder mit einer entzerrerschaltung
TW595221B (en) * 2003-04-17 2004-06-21 Realtek Semiconductor Corp Analog front-end device having filtering function with tunable bandwidth
ES2296460B1 (es) * 2005-07-20 2009-03-01 Alcad, S.A "un circuito de proteccion de descargas transitorias de baja energia".
US7729667B2 (en) * 2006-02-16 2010-06-01 Raytheon Company System and method for intermodulation distortion cancellation
JP7438021B2 (ja) * 2020-05-19 2024-02-26 三菱電機株式会社 半導体装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL108353C (OSRAM) * 1959-01-19
US3278866A (en) * 1959-10-23 1966-10-11 Amar G Bose Selective transmission
US3163826A (en) * 1962-07-02 1964-12-29 Collins Radio Co Frequency modulation detector having a linear slope output
US3340367A (en) * 1963-07-24 1967-09-05 Ampex Playback equalization scheme for a reproduced frequency modulated signal
US3390341A (en) * 1964-07-24 1968-06-25 North American Rockwell Voltage sensitive integration circuit
US3288930A (en) * 1964-11-12 1966-11-29 Winston Res Corp Wide-band signal-translating channel
US3436490A (en) * 1964-11-16 1969-04-01 United Control Corp Adjustable equalizer circuit for magnetic reproducer
US3524081A (en) * 1968-04-04 1970-08-11 Us Army S-filter
US3582680A (en) * 1968-12-05 1971-06-01 Bendix Corp Variable impedance circuit
GB1284349A (en) * 1970-10-28 1972-08-09 Tokyo Shibaura Electric Co Amplitude limiter
US3944853A (en) * 1974-08-12 1976-03-16 Basf Aktiengesellschaft Video recorder pre-emphasis, de-emphasis circuits

Also Published As

Publication number Publication date
US4152733A (en) 1979-05-01
JPS5319011A (en) 1978-02-21
ATA582176A (de) 1978-02-15
JPS5939803B2 (ja) 1984-09-26
FR2361028A1 (fr) 1978-03-03
BE857448A (fr) 1978-02-03
FR2361028B1 (OSRAM) 1981-09-04
DE2733350C2 (de) 1986-01-02
GB1532108A (en) 1978-11-15
DE2733350A1 (de) 1978-02-09
AU510778B2 (en) 1980-07-10
CH619313A5 (OSRAM) 1980-09-15
ES461316A1 (es) 1978-05-16
IT1085626B (it) 1985-05-28
AT346099B (de) 1978-10-25
AU2748277A (en) 1979-02-08

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Legal Events

Date Code Title Description
MKEX Expiry