IT1081379B - Procedimento di lettura di indirizzi su un supporto di registrazione magnetica e dispositivo per metterlo in opera - Google Patents

Procedimento di lettura di indirizzi su un supporto di registrazione magnetica e dispositivo per metterlo in opera

Info

Publication number
IT1081379B
IT1081379B IT22838/77A IT2283877A IT1081379B IT 1081379 B IT1081379 B IT 1081379B IT 22838/77 A IT22838/77 A IT 22838/77A IT 2283877 A IT2283877 A IT 2283877A IT 1081379 B IT1081379 B IT 1081379B
Authority
IT
Italy
Prior art keywords
operate
address reading
reading procedure
registration media
magnetic registration
Prior art date
Application number
IT22838/77A
Other languages
English (en)
Original Assignee
Cii
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 Cii filed Critical Cii
Application granted granted Critical
Publication of IT1081379B publication Critical patent/IT1081379B/it

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/102—Programmed access in sequence to addressed parts of tracks of operating record carriers
    • G11B27/105—Programmed access in sequence to addressed parts of tracks of operating record carriers of operating discs
IT22838/77A 1976-09-20 1977-04-27 Procedimento di lettura di indirizzi su un supporto di registrazione magnetica e dispositivo per metterlo in opera IT1081379B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7628169A FR2365178A1 (fr) 1976-09-20 1976-09-20 Procede de lecture d'adresses sur un support d'enregistrement magnetique et dispositif pour le mettre en oeuvre

Publications (1)

Publication Number Publication Date
IT1081379B true IT1081379B (it) 1985-05-21

Family

ID=9177832

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22838/77A IT1081379B (it) 1976-09-20 1977-04-27 Procedimento di lettura di indirizzi su un supporto di registrazione magnetica e dispositivo per metterlo in opera

Country Status (6)

Country Link
US (1) US4134138A (it)
JP (1) JPS5858744B2 (it)
DE (1) DE2717989C2 (it)
FR (1) FR2365178A1 (it)
GB (1) GB1572290A (it)
IT (1) IT1081379B (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2417824A1 (fr) * 1978-02-17 1979-09-14 Cii Honeywell Bull Mode d'ecriture d'informations sur un support d'enregistrement magnetique
JPS54136241A (en) * 1978-04-14 1979-10-23 Canon Inc Electronic unit
US4195320A (en) * 1978-05-15 1980-03-25 International Business Machines Corporation Record track identification and following
FR2426940A1 (fr) * 1978-05-26 1979-12-21 Cii Honeywell Bull Procede de controle de zones de reference d'un support d'informations et dispositif pour le mettre en oeuvre
FR2439435A1 (fr) * 1978-10-19 1980-05-16 Cii Honeywell Bull Mode d'ecriture d'informations sur un support d'enregistrement magnetique
FR2470425A1 (fr) * 1979-11-19 1981-05-29 Cii Honeywell Bull Procede pour mesurer la position d'une tete de lecture-ecriture des informations d'un support par rapport a une position de reference de celui-ci et dispositif pour le mettre en oeuvre
US4424543A (en) * 1981-11-16 1984-01-03 Dma Systems Corporation Method and apparatus for recording transducer positioning information
JPS59188815A (ja) * 1983-04-08 1984-10-26 Matsushita Electric Ind Co Ltd 情報記録再生装置
JPS60188603U (ja) * 1984-05-26 1985-12-13 田丸家具工業株式会社 キヤスタ−付き家具
JPH087955B2 (ja) * 1984-06-29 1996-01-29 株式会社東芝 フロツピーデイスク装置
US5210660A (en) * 1990-01-17 1993-05-11 International Business Machines Corporation Sectored servo independent of data architecture
US5305302A (en) * 1990-12-04 1994-04-19 Conner Peripherals, Inc. Track format and record carrier system for split data field support
US5442498A (en) * 1993-11-08 1995-08-15 International Business Machines Corporation Asynchronous track code encodement and detection for disk drive servo control system
WO2015066469A1 (en) * 2013-11-01 2015-05-07 Carnegie Mellon University Magnetic disk of a data storage device with templated growth of magnetic recording layer

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3108261A (en) * 1960-04-11 1963-10-22 Ampex Recording and/or reproducing system
US3237176A (en) * 1962-01-26 1966-02-22 Rca Corp Binary recording system
US3281806A (en) * 1962-12-21 1966-10-25 Honeywell Inc Pulse width modulation representation of paired binary digits
US3479664A (en) * 1965-12-28 1969-11-18 Data Products Corp Servo positioning system
NL140353B (nl) * 1968-12-27 1973-11-15 Singer Nv Stelsel voor het verwerken van gegevens.
US3656130A (en) * 1970-06-04 1972-04-11 Ncr Co Disc random access memory system
DE2346934A1 (de) * 1973-09-18 1975-04-03 Siemens Ag Digitaler phasenregelkreis

Also Published As

Publication number Publication date
US4134138A (en) 1979-01-09
GB1572290A (en) 1980-07-30
DE2717989C2 (de) 1986-01-30
DE2717989A1 (de) 1978-03-23
JPS5338312A (en) 1978-04-08
FR2365178B1 (it) 1979-01-12
FR2365178A1 (fr) 1978-04-14
JPS5858744B2 (ja) 1983-12-27

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