AU542232B2 - Digital video recorder - Google Patents

Digital video recorder

Info

Publication number
AU542232B2
AU542232B2 AU69512/81A AU6951281A AU542232B2 AU 542232 B2 AU542232 B2 AU 542232B2 AU 69512/81 A AU69512/81 A AU 69512/81A AU 6951281 A AU6951281 A AU 6951281A AU 542232 B2 AU542232 B2 AU 542232B2
Authority
AU
Australia
Prior art keywords
digital video
video recorder
recorder
digital
video
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
AU69512/81A
Other versions
AU6951281A (en
Inventor
Yoshitaka Hashimoto
Norihisa Shirota
Kaichi Yamamoto
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 AU6951281A publication Critical patent/AU6951281A/en
Application granted granted Critical
Publication of AU542232B2 publication Critical patent/AU542232B2/en
Anticipated expiration legal-status Critical
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
    • G11B20/1201—Formatting, e.g. arrangement of data block or words on the record carriers on tapes
    • G11B20/1207—Formatting, e.g. arrangement of data block or words on the record carriers on tapes with transverse tracks only
    • G11B20/1208—Formatting, e.g. arrangement of data block or words on the record carriers on tapes with transverse tracks only for continuous data, e.g. digitised analog information signals, pulse code modulated [PCM] data
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1806—Pulse code modulation systems for audio signals
    • G11B20/1809—Pulse code modulation systems for audio signals by 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
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/808—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the composite colour video-signal
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
    • G11B20/1201—Formatting, e.g. arrangement of data block or words on the record carriers on tapes
    • G11B20/1211—Formatting, e.g. arrangement of data block or words on the record carriers on tapes with different data track configurations
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/90—Tape-like record carriers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/90—Tape-like record carriers
    • G11B2220/91—Helical scan format, wherein tracks are slightly tilted with respect to tape direction, e.g. VHS, DAT, DVC, AIT or exabyte
AU69512/81A 1980-04-18 1981-04-14 Digital video recorder Expired AU542232B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP5193680A JPS56160178A (en) 1980-04-18 1980-04-18 Recorder of digital video signal
JP5193680 1980-04-18

Publications (2)

Publication Number Publication Date
AU6951281A AU6951281A (en) 1981-10-22
AU542232B2 true AU542232B2 (en) 1985-02-14

Family

ID=12900745

Family Applications (1)

Application Number Title Priority Date Filing Date
AU69512/81A Expired AU542232B2 (en) 1980-04-18 1981-04-14 Digital video recorder

Country Status (7)

Country Link
JP (1) JPS56160178A (en)
AT (1) AT395666B (en)
AU (1) AU542232B2 (en)
DE (1) DE3115902A1 (en)
FR (1) FR2481038B1 (en)
GB (1) GB2075792A (en)
NL (1) NL192487C (en)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1159949A (en) * 1980-04-18 1984-01-03 Yoshitaka Hashimoto Digital video data recording apparatus
NL187211C (en) * 1981-02-27 Uniroyal Inc PROCEDURE FOR THE PREPARATION OF AN EXPANDABLE MIXTURE, PROCEDURE FOR THE PREPARATION OF EXPANDED POLYMERIC MATERIALS, AND PROCEDURE FOR THE PREPARATION OF A HYDRAZODICARBON ACID EESTER AS WELL AS A GAS-SPREADING AGENT FOR HEATING.
GB2111288B (en) * 1981-11-20 1985-04-11 Sony Corp Magnetic tape recording and reproducing arrangements
JPS5894288A (en) * 1981-11-30 1983-06-04 Sony Corp Video signal recording device
GB2117159B (en) * 1982-01-19 1985-09-11 Univ London Data storage system using video tape
CA1201198A (en) * 1982-02-01 1986-02-25 Sony Corporation Method and apparatus for compensating for tape jitter during recording and reproducing of a video signal andpcm audio signal
JPS58166509A (en) * 1982-03-25 1983-10-01 Sony Corp Recording and reproducing device
US4520401A (en) * 1982-04-16 1985-05-28 Victor Company Of Japan, Ltd. Digital video signal recording system and reproducing apparatus
US4613908A (en) * 1982-04-16 1986-09-23 Victor Company Of Japan, Ltd. Digital video signal reproducing apparatus
JPS58185009A (en) * 1982-04-23 1983-10-28 Sony Corp Magnetic recording and reproducer
GB2122778B (en) * 1982-06-29 1985-09-11 Sony Corp Digital audio signal processing
JPS6177386A (en) * 1984-09-22 1986-04-19 Canon Inc Semiconductor device
CA1303729C (en) * 1985-09-03 1992-06-16 Tetsuro Kato Method and apparatus for recording and/or reproducing a pcm signal
DE3533700A1 (en) * 1985-09-21 1987-03-26 Bosch Gmbh Robert CIRCUIT ARRANGEMENT FOR A TELEVISION RECORDING AND / OR PLAYBACK DEVICE
JPS62239405A (en) * 1986-04-11 1987-10-20 Sony Corp Digital signal recording method
JPH0772922B2 (en) * 1986-05-14 1995-08-02 株式会社日立製作所 Video tape recorder
JPH0785578B2 (en) * 1987-04-08 1995-09-13 株式会社日立製作所 Digital video signal recording / playback method
GB2221811B (en) * 1988-06-28 1993-04-28 Canon Kk Multichannel digital-signal reproducing apparatus
JP2745704B2 (en) * 1989-07-26 1998-04-28 ソニー株式会社 Information transmission equipment
DE3933593A1 (en) * 1989-10-07 1991-04-11 Grundig Emv VIDEO RECORDER FOR RECORDING A VIDEO SIGNAL THAT CONTAINS IMAGE INFORMATION AND DIGITAL ADDITIONAL INFORMATION IN TIME MULTIPLEX
NL9002839A (en) * 1990-12-21 1992-07-16 Philips Nv DEVICE FOR RECORDING "CLOCK RUN-IN" CODE WORDS AT THE BEGINNING OF A TRACK ON A MAGNETIC RECORD CARRIER.
JPH05174496A (en) * 1991-12-25 1993-07-13 Sony Corp Id signal processor for digital recorder
GB2268613B (en) * 1992-07-06 1996-03-20 Sony Broadcast & Communication Digital signal processing apparatus
JPH06292130A (en) * 1993-03-30 1994-10-18 Sony Corp Method and device for recording and reproducing digital signal
KR970705812A (en) * 1995-06-22 1997-10-09 요트. 게. 아. 롤페즈 A recording / reproducing apparatus of the helical scan type (helical scan type)
GB2312077B (en) 1996-04-12 2000-04-12 Sony Uk Ltd Tape recording of video signals

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1445337A (en) * 1972-08-24 1976-08-11 Independent Broadcastin Author Television systems
JPS5514541A (en) * 1978-07-19 1980-02-01 Nippon Hoso Kyokai <Nhk> Magnetic recording and reproducing system
CA1160739A (en) * 1979-10-12 1984-01-17 Yoshitaka Hashimoto Method for recording a color video signal
JPS56144682A (en) * 1980-04-11 1981-11-11 Sony Corp Recording and reproducing device for digital video signal and audio signal

Also Published As

Publication number Publication date
DE3115902C2 (en) 1990-02-08
ATA178781A (en) 1992-06-15
DE3115902A1 (en) 1982-03-04
FR2481038A1 (en) 1981-10-23
AU6951281A (en) 1981-10-22
AT395666B (en) 1993-02-25
NL192487B (en) 1997-04-01
FR2481038B1 (en) 1987-01-30
NL8101952A (en) 1981-11-16
GB2075792A (en) 1981-11-18
NL192487C (en) 1997-08-04
JPS56160178A (en) 1981-12-09

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Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired