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IT8022861A0 - Metodo e apparecchiature per codificare e decodificare segnali dati registrati su un supporto di informazioni. - Google Patents

Metodo e apparecchiature per codificare e decodificare segnali dati registrati su un supporto di informazioni.

Info

Publication number
IT8022861A0
IT8022861A0 IT8022861A IT2286180A IT8022861A0 IT 8022861 A0 IT8022861 A0 IT 8022861A0 IT 8022861 A IT8022861 A IT 8022861A IT 2286180 A IT2286180 A IT 2286180A IT 8022861 A0 IT8022861 A0 IT 8022861A0
Authority
IT
Italy
Prior art keywords
coding
equipment
data signals
decoding data
signals recorded
Prior art date
Application number
IT8022861A
Other languages
English (en)
Inventor
Jonathan A Jerome
Neu D Frank
Goffrey T Faraghan
Original Assignee
Atlantic Richfield Co
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 Atlantic Richfield Co filed Critical Atlantic Richfield Co
Publication of IT8022861A0 publication Critical patent/IT8022861A0/it

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/007Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
    • G11B7/013Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track for discrete information, i.e. where each information unit is stored in a distinct discrete location, e.g. digital information formats within a data block or sector
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B17/00Guiding record carriers not specifically of filamentary or web form, or of supports therefor
    • G11B17/005Programmed access to indexed parts of tracks of operating discs, by guiding the disc
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/102Programmed access in sequence to addressed parts of tracks of operating record carriers
    • G11B27/105Programmed access in sequence to addressed parts of tracks of operating record carriers of operating discs
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/19Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
    • G11B27/28Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
    • G11B27/30Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording
    • G11B27/3027Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording used signal is digitally coded
    • G11B27/3036Time code signal
    • G11B27/3054Vertical Interval Time code [VITC]
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/34Indicating arrangements 
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00Record carriers by type
    • G11B2220/20Disc-shaped record carriers
IT8022861A 1979-06-18 1980-06-18 Metodo e apparecchiature per codificare e decodificare segnali dati registrati su un supporto di informazioni. IT8022861A0 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US4937179A 1979-06-18 1979-06-18

Publications (1)

Publication Number Publication Date
IT8022861A0 true IT8022861A0 (it) 1980-06-18

Family

ID=21959457

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8022861A IT8022861A0 (it) 1979-06-18 1980-06-18 Metodo e apparecchiature per codificare e decodificare segnali dati registrati su un supporto di informazioni.

Country Status (7)

Country Link
JP (1) JPS5619568A (it)
BE (1) BE883875A (it)
DE (1) DE3020859A1 (it)
FR (1) FR2459526A1 (it)
GB (1) GB2052925A (it)
IT (1) IT8022861A0 (it)
NL (1) NL8003482A (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4535366A (en) * 1982-02-22 1985-08-13 Discovision Associates Universal video data playback
US4532616A (en) * 1982-06-03 1985-07-30 News Log International, Inc. Method for optically encoding digital data on a substrate and the data record carrier formed thereby
JPS59139775A (ja) * 1983-01-31 1984-08-10 Victor Co Of Japan Ltd 回転記録媒体の信号記録方式
GB2200518A (en) * 1987-01-30 1988-08-03 Crystalate Electronics Data pulse timing
JP2724059B2 (ja) * 1991-09-09 1998-03-09 パイオニア株式会社 ビデオディスクの信号記録方法
JPH0568228A (ja) * 1991-09-09 1993-03-19 Pioneer Electron Corp ビデオデイスクの信号記録方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3537082A (en) * 1968-04-19 1970-10-27 Rca Corp Decoder for self-clocking digital magnetic recording
FR2317726A1 (fr) * 1975-07-09 1977-02-04 Labo Electronique Physique Systeme d'enregistrement et de reproduction d'informations, notamment d'informations sonores
JPS5277524A (en) * 1975-12-23 1977-06-30 Sony Corp Reproduction of signal from rotary recording medium

Also Published As

Publication number Publication date
FR2459526A1 (fr) 1981-01-09
BE883875A (fr) 1980-12-17
DE3020859A1 (de) 1981-01-22
JPS5619568A (en) 1981-02-24
NL8003482A (nl) 1980-12-22
GB2052925A (en) 1981-01-28

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