AU542232B2 - Digital video recorder - Google Patents
Digital video recorderInfo
- 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
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
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Television Signal Processing For Recording (AREA)
- Recording Or Reproducing By Magnetic Means (AREA)
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)
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 |
AU556742B2 (en) * | 1982-02-01 | 1986-11-20 | Sony Corporation | Digital tape jitter compensation |
JPS58166509A (en) * | 1982-03-25 | 1983-10-01 | Sony Corp | Recording and reproducing device |
US4613908A (en) * | 1982-04-16 | 1986-09-23 | Victor Company Of Japan, Ltd. | Digital video signal reproducing apparatus |
US4520401A (en) * | 1982-04-16 | 1985-05-28 | Victor Company Of Japan, Ltd. | Digital video signal recording system and 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 |
JPH10505449A (en) * | 1995-06-22 | 1998-05-26 | フィリップス エレクトロニクス ネムローゼ フェンノートシャップ | Helical scanning type recording / reproducing device |
GB2312077B (en) | 1996-04-12 | 2000-04-12 | Sony Uk Ltd | Tape recording of video signals |
Family Cites Families (4)
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 |
-
1980
- 1980-04-18 JP JP5193680A patent/JPS56160178A/en active Pending
-
1981
- 1981-04-14 AU AU69512/81A patent/AU542232B2/en not_active Expired
- 1981-04-16 GB GB8112072A patent/GB2075792A/en not_active Withdrawn
- 1981-04-16 FR FR8107716A patent/FR2481038B1/en not_active Expired
- 1981-04-21 AT AT178781A patent/AT395666B/en not_active IP Right Cessation
- 1981-04-21 DE DE19813115902 patent/DE3115902A1/en active Granted
- 1981-04-21 NL NL8101952A patent/NL192487C/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JPS56160178A (en) | 1981-12-09 |
FR2481038A1 (en) | 1981-10-23 |
NL192487C (en) | 1997-08-04 |
GB2075792A (en) | 1981-11-18 |
DE3115902A1 (en) | 1982-03-04 |
FR2481038B1 (en) | 1987-01-30 |
AU6951281A (en) | 1981-10-22 |
AT395666B (en) | 1993-02-25 |
DE3115902C2 (en) | 1990-02-08 |
NL8101952A (en) | 1981-11-16 |
ATA178781A (en) | 1992-06-15 |
NL192487B (en) | 1997-04-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MK14 | Patent ceased section 143(a) (annual fees not paid) or expired |