JPS57162105A - Video disc player - Google Patents

Video disc player

Info

Publication number
JPS57162105A
JPS57162105A JP57041597A JP4159782A JPS57162105A JP S57162105 A JPS57162105 A JP S57162105A JP 57041597 A JP57041597 A JP 57041597A JP 4159782 A JP4159782 A JP 4159782A JP S57162105 A JPS57162105 A JP S57162105A
Authority
JP
Japan
Prior art keywords
video disc
disc player
player
video
disc
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
JP57041597A
Other languages
English (en)
Inventor
Nasu Meerotora Gopi
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.)
RCA Corp
Original Assignee
RCA 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 RCA Corp filed Critical RCA Corp
Publication of JPS57162105A publication Critical patent/JPS57162105A/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in amplifiers
    • 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
    • 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
    • H04N9/802—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving processing of the sound signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S1/00—Two-channel systems
    • H04S1/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Television Signal Processing For Recording (AREA)
JP57041597A 1981-03-17 1982-03-15 Video disc player Pending JPS57162105A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/244,665 US4388654A (en) 1981-03-17 1981-03-17 Video disc player with selectively enabled audio signal expander circuitry

Publications (1)

Publication Number Publication Date
JPS57162105A true JPS57162105A (en) 1982-10-05

Family

ID=22923640

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57041597A Pending JPS57162105A (en) 1981-03-17 1982-03-15 Video disc player

Country Status (8)

Country Link
US (1) US4388654A (ja)
JP (1) JPS57162105A (ja)
KR (1) KR830009556A (ja)
AT (1) AT376315B (ja)
CA (1) CA1186407A (ja)
DE (1) DE3209766A1 (ja)
FR (1) FR2502438A1 (ja)
GB (1) GB2095955B (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4683502A (en) * 1982-08-30 1987-07-28 Pioneer Electronic Corporation Video disc type recording and reproducing system with interference reduction filter
DE3323751C1 (de) * 1983-07-01 1984-11-22 Telefunken Fernseh Und Rundfunk Gmbh, 3000 Hannover System zur UEbertragung eines frequenzmodulierten Tontraegers
JPS62154368A (ja) * 1985-12-27 1987-07-09 Canon Inc 記録装置
GB8628046D0 (en) * 1986-11-24 1986-12-31 British Telecomm Transmission system
US4792974A (en) * 1987-08-26 1988-12-20 Chace Frederic I Automated stereo synthesizer for audiovisual programs

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2052110A (en) * 1934-07-14 1936-08-25 Newtone Engineering Inc Sound translating system
US3631365A (en) * 1968-11-01 1971-12-28 Dolby Laboratories Inc Signal compressors and expanders
US3732371A (en) * 1971-05-10 1973-05-08 Richard S Burwen Wide dynamic range noise masking compandor
NO142768C (no) * 1974-01-26 1980-10-08 Licentia Gmbh Kopling for automatisk dynamikk-kompresjon eller -ekspansjon
US3969756A (en) * 1974-11-12 1976-07-13 Rca Corporation Color-picture/multichannel-sound record and recording/playback apparatus and methods therefor
US4220929A (en) * 1978-12-26 1980-09-02 Dbx, Inc. Signal expander

Also Published As

Publication number Publication date
CA1186407A (en) 1985-04-30
DE3209766A1 (de) 1982-11-04
AT376315B (de) 1984-11-12
GB2095955A (en) 1982-10-06
FR2502438A1 (fr) 1982-09-24
KR830009556A (ko) 1983-12-22
GB2095955B (en) 1985-01-30
US4388654A (en) 1983-06-14
ATA106482A (de) 1984-03-15

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