JPS54145111A - Video signal recorder-reproducer - Google Patents

Video signal recorder-reproducer

Info

Publication number
JPS54145111A
JPS54145111A JP5310878A JP5310878A JPS54145111A JP S54145111 A JPS54145111 A JP S54145111A JP 5310878 A JP5310878 A JP 5310878A JP 5310878 A JP5310878 A JP 5310878A JP S54145111 A JPS54145111 A JP S54145111A
Authority
JP
Japan
Prior art keywords
video signal
signal
circuit
restores
recording
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.)
Pending
Application number
JP5310878A
Other languages
English (en)
Inventor
Kazuo Yamagiwa
Masahiko Machida
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Priority to JP5310878A priority Critical patent/JPS54145111A/ja
Priority to CA000326418A priority patent/CA1139433A/en
Priority to US06/034,749 priority patent/US4326223A/en
Priority to GB7915163A priority patent/GB2022965B/en
Priority to AU46572/79A priority patent/AU534260B2/en
Priority to NL7903443A priority patent/NL7903443A/xx
Priority to AT0328779A priority patent/AT380610B/de
Priority to DE19792917733 priority patent/DE2917733A1/de
Priority to FR7911047A priority patent/FR2425187A1/fr
Publication of JPS54145111A publication Critical patent/JPS54145111A/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G11/00—Limiting amplitude; Limiting rate of change of amplitude ; Clipping in general
    • H03G11/002—Limiting amplitude; Limiting rate of change of amplitude ; Clipping in general without controlling loop
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
    • H03G9/02—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers
    • H03G9/12—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers having semiconductor devices
    • H03G9/18—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers having semiconductor devices for tone control and volume expansion or compression
    • 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
    • H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N5/923—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback using preemphasis of the signal before modulation and deemphasis of the signal after demodulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Signal Processing For Recording (AREA)
JP5310878A 1978-05-02 1978-05-02 Video signal recorder-reproducer Pending JPS54145111A (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
JP5310878A JPS54145111A (en) 1978-05-02 1978-05-02 Video signal recorder-reproducer
CA000326418A CA1139433A (en) 1978-05-02 1979-04-26 Video signal recording and/or reproducing apparatus
US06/034,749 US4326223A (en) 1978-05-02 1979-04-30 Video signal recording and/or reproducing apparatus with gain control
GB7915163A GB2022965B (en) 1978-05-02 1979-05-01 Video signal recording and/or reproducing apparatus
AU46572/79A AU534260B2 (en) 1978-05-02 1979-05-01 Gain-controlled luminance compensation
NL7903443A NL7903443A (nl) 1978-05-02 1979-05-02 Video-opneem- en/of -weergeefinrichting.
AT0328779A AT380610B (de) 1978-05-02 1979-05-02 Videogeraet mit einem aufzeichnungs- und einem wiedergabeteil
DE19792917733 DE2917733A1 (de) 1978-05-02 1979-05-02 Videosignalaufzeichnungs- und/oder -wiedergabegeraet
FR7911047A FR2425187A1 (fr) 1978-05-02 1979-05-02 Appareil d'enregistrement et de reproduction d'un signal d'image

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5310878A JPS54145111A (en) 1978-05-02 1978-05-02 Video signal recorder-reproducer

Publications (1)

Publication Number Publication Date
JPS54145111A true JPS54145111A (en) 1979-11-13

Family

ID=12933588

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5310878A Pending JPS54145111A (en) 1978-05-02 1978-05-02 Video signal recorder-reproducer

Country Status (9)

Country Link
US (1) US4326223A (ja)
JP (1) JPS54145111A (ja)
AT (1) AT380610B (ja)
AU (1) AU534260B2 (ja)
CA (1) CA1139433A (ja)
DE (1) DE2917733A1 (ja)
FR (1) FR2425187A1 (ja)
GB (1) GB2022965B (ja)
NL (1) NL7903443A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57154986A (en) * 1981-03-19 1982-09-24 Matsushita Electric Ind Co Ltd Magnetic recorder and reproducer

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56119908A (en) * 1980-02-25 1981-09-19 Hitachi Ltd Regenerative amplifying circuit
JPS57166786A (en) * 1981-04-06 1982-10-14 Sony Corp Video signal processing circuit
DE3126804C2 (de) * 1981-07-07 1984-08-09 Siemens AG, 1000 Berlin und 8000 München Prüfgerät für Frequenzmessungen an Frequenzmodulatoren
US4798055A (en) * 1987-10-28 1989-01-17 Kent-Moore Corporation Refrigeration system analyzer
JPH01248812A (ja) * 1988-03-30 1989-10-04 Toshiba Corp デジタルクリップ回路
JPH02103776A (ja) * 1988-10-11 1990-04-16 Canon Inc 信号処理装置
US6941516B2 (en) * 2001-08-06 2005-09-06 Apple Computer, Inc. Object movie exporter
US7275377B2 (en) * 2004-08-11 2007-10-02 Lawrence Kates Method and apparatus for monitoring refrigerant-cycle systems

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB874701A (en) * 1960-04-20 1961-08-10 Standard Telephones Cables Ltd Improvements in or relating to communication systems employing compandors
FR1378966A (fr) * 1963-10-04 1964-11-20 Cft Comp Fse Television Perfectionnement aux dispositifs de limitation et de transmission d'un signal à video fréquence
JPS5428981Y2 (ja) * 1974-06-17 1979-09-17
US3288930A (en) * 1964-11-12 1966-11-29 Winston Res Corp Wide-band signal-translating channel
AT257707B (de) * 1966-01-19 1967-10-25 Philips Nv Einrichtung zur Aufzeichnung und Wiedergabe von Videoinformationen
DE1591557A1 (de) * 1967-09-28 1970-10-08 Siemens Ag Nachrichtenuebertragungssystem
JPS5840369B2 (ja) * 1974-04-04 1983-09-05 ソニー株式会社 クリツプカイロ
US3944853A (en) * 1974-08-12 1976-03-16 Basf Aktiengesellschaft Video recorder pre-emphasis, de-emphasis circuits
JPS56698Y2 (ja) * 1976-01-09 1981-01-09
JPS52107816A (en) * 1976-03-05 1977-09-09 Nakamichi Kenkyusho Circuit for reproducing tape recorder
AT346099B (de) * 1976-08-05 1978-10-25 Philips Nv Wiedergabegeraet
JPS5327010A (en) * 1976-08-25 1978-03-13 Sony Corp Signal tran smitter
US4200889A (en) * 1976-12-27 1980-04-29 Basf Aktiengesellschaft Complementary pre-emphasis and de-emphasis circuits for a video signal transfer channel
JPS5412714A (en) * 1977-06-29 1979-01-30 Matsushita Electric Ind Co Ltd Recorder-reproducer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57154986A (en) * 1981-03-19 1982-09-24 Matsushita Electric Ind Co Ltd Magnetic recorder and reproducer

Also Published As

Publication number Publication date
FR2425187B1 (ja) 1984-12-21
GB2022965A (en) 1979-12-19
CA1139433A (en) 1983-01-11
US4326223A (en) 1982-04-20
GB2022965B (en) 1982-09-15
AU4657279A (en) 1979-11-29
AU534260B2 (en) 1984-01-12
DE2917733A1 (de) 1979-11-15
ATA328779A (de) 1985-10-15
NL7903443A (nl) 1979-11-06
DE2917733C2 (ja) 1988-01-28
FR2425187A1 (fr) 1979-11-30
AT380610B (de) 1986-06-25

Similar Documents

Publication Publication Date Title
EP0935397A3 (en) Band-compressed signal recording/reproducing processing apparatus
JPS56144682A (en) Recording and reproducing device for digital video signal and audio signal
JPS54145111A (en) Video signal recorder-reproducer
EP0404465A3 (en) Apparatus for recording and/or reproducing video and audio signals
EP0335401A3 (en) Magnetic recording and/or reproducing apparatus
JPS57140085A (en) Audio signal recording and reproducing circuit
EP0365330B1 (en) Magnetic reproducing apparatus
EP0391723A3 (en) Apparatus for processing a component video signal having a wideband luminance component
AU4961890A (en) Video camera and video recorder arrangement
JPS5293231A (en) Reproducing device for multiple information
JPS57190477A (en) Noise suppressing circuit
KR900003867A (ko) 영상 신호의 기록재생 방법 및 디지탈 비디오 테이프 레코더
JPS5731275A (en) Recorder and reproducer of video signal
JPS5675730A (en) Information recording and reproducing system
JPS57138009A (en) Magnetic recorder and reproducer
JPS52102620A (en) Pcm type audio signal recording/regerarating device
JPS6347030B2 (ja)
JPS57140093A (en) Magnetic video recording and reproducing device
JPS54146925A (en) Magnetic recording and reproducing device
JPS60121886A (ja) 磁気録画再生装置
JPS5222824A (en) Picture signal recording method
JP2789666B2 (ja) 雑音低減装置
JPS52124314A (en) Magnetic reproducer
JPS5270716A (en) Video signal recorder
JPS57138284A (en) Recording and reproducing device for color video signal