GB2326791B - Digital VTR - Google Patents

Digital VTR

Info

Publication number
GB2326791B
GB2326791B GB9820199A GB9820199A GB2326791B GB 2326791 B GB2326791 B GB 2326791B GB 9820199 A GB9820199 A GB 9820199A GB 9820199 A GB9820199 A GB 9820199A GB 2326791 B GB2326791 B GB 2326791B
Authority
GB
United Kingdom
Prior art keywords
digital vtr
vtr
digital
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 - Fee Related
Application number
GB9820199A
Other versions
GB9820199D0 (en
GB2326791A (en
Inventor
Tomohiro Ueda
Ken Onishi
Satoshi Kurahashi
Sadayuki Inoue
Junko Ishimoto
Taketoshi Hibi
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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
Priority claimed from JP20108494A external-priority patent/JP3289045B2/en
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of GB9820199D0 publication Critical patent/GB9820199D0/en
Publication of GB2326791A publication Critical patent/GB2326791A/en
Application granted granted Critical
Publication of GB2326791B publication Critical patent/GB2326791B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04N9/804—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components
    • H04N9/8042—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components involving data reduction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/78—Television signal recording using magnetic recording
    • H04N5/782—Television signal recording using magnetic recording on tape
    • H04N5/7824—Television signal recording using magnetic recording on tape with rotating magnetic heads
    • H04N5/7826—Television signal recording using magnetic recording on tape with rotating magnetic heads involving helical scanning of the magnetic tape
    • H04N5/78263—Television signal recording using magnetic recording on tape with rotating magnetic heads involving helical scanning of the magnetic tape for recording on tracks inclined relative to the direction of movement of the tape
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/78—Television signal recording using magnetic recording
    • H04N5/782—Television signal recording using magnetic recording on tape
    • H04N5/783—Adaptations for reproducing at a rate different from the recording rate
    • 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
    • H04N9/82—Transformation 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
    • H04N9/8205—Transformation 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
    • H04N9/8227—Transformation 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 at least another television signal
GB9820199A 1994-04-12 1995-04-10 Digital VTR Expired - Fee Related GB2326791B (en)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
JP9936894 1994-04-12
JP10223494 1994-04-14
JP12197494 1994-05-10
JP12197394 1994-05-10
JP12171794 1994-05-10
JP10856994 1994-05-23
JP20108494A JP3289045B2 (en) 1994-04-12 1994-08-25 Digital recording and playback device
GB9507501A GB2288943B (en) 1994-04-12 1995-04-10 Digital VTR

Publications (3)

Publication Number Publication Date
GB9820199D0 GB9820199D0 (en) 1998-11-11
GB2326791A GB2326791A (en) 1998-12-30
GB2326791B true GB2326791B (en) 1999-02-10

Family

ID=27571321

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9820199A Expired - Fee Related GB2326791B (en) 1994-04-12 1995-04-10 Digital VTR

Country Status (1)

Country Link
GB (1) GB2326791B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0228556D0 (en) 2002-12-06 2003-01-15 British Telecomm Video quality measurement

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994017631A1 (en) * 1993-01-20 1994-08-04 Rca Thomson Licensing Corporation Digital video tape recorder for digital hdtv
WO1995028061A2 (en) * 1994-04-12 1995-10-19 Philips Electronics N.V. Recording and reproduction of a trick mode video signal

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994017631A1 (en) * 1993-01-20 1994-08-04 Rca Thomson Licensing Corporation Digital video tape recorder for digital hdtv
WO1995028061A2 (en) * 1994-04-12 1995-10-19 Philips Electronics N.V. Recording and reproduction of a trick mode video signal

Also Published As

Publication number Publication date
GB9820199D0 (en) 1998-11-11
GB2326791A (en) 1998-12-30

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20090410