CA2006503A1 - Systeme de correction des pertes d'image momentanees dans les signaux video a haute definition - Google Patents

Systeme de correction des pertes d'image momentanees dans les signaux video a haute definition

Info

Publication number
CA2006503A1
CA2006503A1 CA2006503A CA2006503A CA2006503A1 CA 2006503 A1 CA2006503 A1 CA 2006503A1 CA 2006503 A CA2006503 A CA 2006503A CA 2006503 A CA2006503 A CA 2006503A CA 2006503 A1 CA2006503 A1 CA 2006503A1
Authority
CA
Canada
Prior art keywords
channel
video signal
drop
compensation
channels
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.)
Granted
Application number
CA2006503A
Other languages
English (en)
Other versions
CA2006503C (fr
Inventor
Kaoru Tachibana
Ken Morita
Hiroo Takahashi
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
Publication of CA2006503A1 publication Critical patent/CA2006503A1/fr
Application granted granted Critical
Publication of CA2006503C publication Critical patent/CA2006503C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00Details of colour television systems
    • H04N9/79Processing of colour television signals in connection with recording
    • H04N9/80Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/81Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded sequentially only
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00Details of colour television systems
    • H04N9/79Processing of colour television signals in connection with recording
    • H04N9/797Processing of colour television signals in connection with recording for recording the signal in a plurality of channels, the bandwidth of each channel being less than the bandwidth of the signal
    • H04N9/7973Processing of colour television signals in connection with recording for recording the signal in a plurality of channels, the bandwidth of each channel being less than the bandwidth of the signal by dividing the luminance or colour component signal samples or frequency bands among a plurality of recording channels
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00Details of colour television systems
    • H04N9/79Processing of colour television signals in connection with recording
    • H04N9/80Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/82Transformation 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
    • H04N9/8205Transformation 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
    • H04N9/8211Transformation 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00Details of colour television systems
    • H04N9/79Processing of colour television signals in connection with recording
    • H04N9/87Regeneration of colour television signals
    • H04N9/88Signal drop-out compensation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Signal Processing For Recording (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
CA002006503A 1988-12-29 1989-12-22 Systeme de correction des pertes d'image momentanees dans les signaux video a haute definition Expired - Fee Related CA2006503C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JPP335442/88 1988-12-29
JP63335442A JP2748483B2 (ja) 1988-12-29 1988-12-29 ビデオディスク記録装置及び再生装置

Publications (2)

Publication Number Publication Date
CA2006503A1 true CA2006503A1 (fr) 1990-06-29
CA2006503C CA2006503C (fr) 1999-07-20

Family

ID=18288605

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002006503A Expired - Fee Related CA2006503C (fr) 1988-12-29 1989-12-22 Systeme de correction des pertes d'image momentanees dans les signaux video a haute definition

Country Status (6)

Country Link
US (1) US5233437A (fr)
EP (1) EP0382946B1 (fr)
JP (1) JP2748483B2 (fr)
AT (1) ATE135156T1 (fr)
CA (1) CA2006503C (fr)
DE (1) DE68925891T2 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH088704B2 (ja) * 1990-01-17 1996-01-29 シャープ株式会社 映像信号記録再生装置
JPH04175084A (ja) * 1990-08-22 1992-06-23 Pioneer Electron Corp 記録媒体演奏装置
US5253275A (en) 1991-01-07 1993-10-12 H. Lee Browne Audio and video transmission and receiving system
KR950011664B1 (ko) * 1993-07-28 1995-10-07 삼성전자주식회사 영상 재생 시스템의 재생 에러 보정회로
JPH0896402A (ja) * 1994-09-21 1996-04-12 Sony Corp 光ディスク装置及び光ディスク

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT308209B (de) * 1971-07-15 1973-06-25 Philips Nv Schaltungsanordnung zur Dropout-Kompensation bei der Wiedergabe von auf einem Aufzeichnungsträger gespeicherten Signalen
US4250521A (en) * 1979-07-19 1981-02-10 Rca Corporation Video signal dropout compensator
DE3109006A1 (de) * 1981-03-10 1982-09-23 Robert Bosch Gmbh, 7000 Stuttgart Verfahren und schaltungsanordnung zum aufzeichnen und/oder wiedergeben von breitbandigen signalen
US4419687A (en) * 1981-06-24 1983-12-06 Rca Corporation Compatible component digital system
JPS59104314U (ja) * 1982-12-25 1984-07-13 パイオニア株式会社 ドロップアウト補償装置
GB2140189B (en) * 1983-05-19 1986-04-30 Sony Corp Digital video tape recorder apparatus
DE136890T1 (de) * 1983-09-30 1985-08-14 Victor Company Of Japan, Ltd., Yokohama, Kanagawa Verfahren und vorrichtung zum aufzeichnen und/oder wiedergeben von farbvideosignalen.
JPS6146681A (ja) * 1984-08-11 1986-03-06 Matsushita Electric Ind Co Ltd 映像信号の記録再生方法
US4795709A (en) * 1985-06-10 1989-01-03 Phillips Petroleum Company Solvent-induced autolysis of cells
JPS62219892A (ja) * 1986-03-20 1987-09-28 Matsushita Electric Ind Co Ltd 映像信号記録方法
DE3780544T2 (de) * 1986-09-01 1993-02-25 Matsushita Electric Ind Co Ltd Verfahren zum aufzeichnen eines videosignals und das assoziierende aufzeichnungs-/wiedergabegeraet.

Also Published As

Publication number Publication date
EP0382946A3 (fr) 1992-04-15
ATE135156T1 (de) 1996-03-15
CA2006503C (fr) 1999-07-20
JP2748483B2 (ja) 1998-05-06
JPH02180492A (ja) 1990-07-13
US5233437A (en) 1993-08-03
EP0382946B1 (fr) 1996-03-06
EP0382946A2 (fr) 1990-08-22
DE68925891D1 (de) 1996-04-11
DE68925891T2 (de) 1996-08-01

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed