IT1042691B - Unita a nastro magnetico a testina rotande - Google Patents

Unita a nastro magnetico a testina rotande

Info

Publication number
IT1042691B
IT1042691B IT27413/75A IT2741375A IT1042691B IT 1042691 B IT1042691 B IT 1042691B IT 27413/75 A IT27413/75 A IT 27413/75A IT 2741375 A IT2741375 A IT 2741375A IT 1042691 B IT1042691 B IT 1042691B
Authority
IT
Italy
Prior art keywords
rotande
belt unit
magnetic belt
head magnetic
head
Prior art date
Application number
IT27413/75A
Other languages
English (en)
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Application granted granted Critical
Publication of IT1042691B publication Critical patent/IT1042691B/it

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/60—Guiding record carrier
    • G11B15/602—Guiding record carrier for track selection, acquisition or following
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/1808—Driving of both record carrier and head
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/60—Guiding record carrier
    • G11B15/61—Guiding record carrier on drum, e.g. drum containing rotating heads
IT27413/75A 1974-11-07 1975-09-19 Unita a nastro magnetico a testina rotande IT1042691B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/521,722 US3964094A (en) 1974-11-07 1974-11-07 Servo information pattern for rotating head magnetic tape unit independent of amplitude

Publications (1)

Publication Number Publication Date
IT1042691B true IT1042691B (it) 1980-01-30

Family

ID=24077870

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27413/75A IT1042691B (it) 1974-11-07 1975-09-19 Unita a nastro magnetico a testina rotande

Country Status (8)

Country Link
US (1) US3964094A (it)
JP (1) JPS5158911A (it)
BR (1) BR7507381A (it)
CA (1) CA1064611A (it)
DE (1) DE2548572A1 (it)
FR (1) FR2290724A1 (it)
GB (1) GB1474012A (it)
IT (1) IT1042691B (it)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4007493A (en) * 1975-05-06 1977-02-08 Burroughs Corporation Track positioning system for magnetic transducer head
GB1474892A (en) * 1975-06-27 1977-05-25 Burroughs Corp Method and apparatus for recording and reproducing information on a plural-track record disc
GB1603114A (en) * 1977-03-24 1981-11-18 Baldwin J L E Magnetic tape recording and/or reproducing apparatus
US4149204A (en) * 1977-03-28 1979-04-10 International Business Machines Corporation Minor bit reduction on a magnetic head
US4148080A (en) * 1977-06-16 1979-04-03 Burroughs Corporation Di-bit recording technique and associated system
AT353855B (de) * 1977-07-28 1979-12-10 Grundig Emv Anordnung zur exakten spurhaltung
JPS5448210A (en) 1977-09-26 1979-04-16 Sony Corp Automatic tracking system
JPS54113308A (en) * 1978-02-23 1979-09-04 Sony Corp Tracking device for magnetic head
SU830917A1 (ru) * 1979-08-16 1983-02-07 Предприятие П/Я Р-6707 Блок вращающихс магнитных головок
JPS5683836A (en) * 1979-12-10 1981-07-08 Victor Co Of Japan Ltd Magnetic recording and reproducing device
JPS56119917A (en) * 1980-02-28 1981-09-19 Victor Co Of Japan Ltd Track deviation detecting system in magnetic recording and reproducing device
JPS5753823A (en) * 1980-09-17 1982-03-31 Matsushita Electric Ind Co Ltd Tracking control system
JPS57111188A (en) * 1980-12-27 1982-07-10 Canon Inc Magnetic recorder and reproducer
JPH0640406B2 (ja) * 1985-01-31 1994-05-25 ソニー株式会社 情報信号再生装置のドラムサ−ボ回路
US4868692A (en) * 1987-03-31 1989-09-19 Matsushita Electric Industrial Co., Ltd. Tracking error signal forming circuit
KR920001156B1 (ko) * 1988-07-13 1992-02-06 삼성전자 주식회사 컴퓨터용 자기헤드
JPH037824U (it) * 1989-06-13 1991-01-25
JPH08185652A (ja) * 1994-12-29 1996-07-16 Sony Corp サーボ装置
CN107924197B (zh) * 2016-08-18 2022-01-11 苏州聚晟太阳能科技股份有限公司 多重保护跟踪系统及方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2938962A (en) * 1955-07-12 1960-05-31 Konins Azimuth seeking reproducing head
NL274159A (it) * 1961-02-06
US3175205A (en) * 1961-06-13 1965-03-23 Ibm Data tracking system
US3185972A (en) * 1961-10-10 1965-05-25 Ibm Transducer positioning system utilizing record with interspersed data and positioning information
US3666897A (en) * 1969-12-17 1972-05-30 Ibm Recording and reproducing system with video heads reading both information data from oblique tracks and address data from the longitudinal control track
US3686649A (en) * 1970-11-18 1972-08-22 Burroughs Corp Magnetic positioning mechanism with trapezoidal head
US3845500A (en) * 1973-11-12 1974-10-29 Ibm Head to track alignment in a rotating head magnetic tape unit
JPS5437483B2 (it) * 1973-12-18 1979-11-15

Also Published As

Publication number Publication date
GB1474012A (en) 1977-05-18
FR2290724B1 (it) 1980-01-11
US3964094A (en) 1976-06-15
JPS5158911A (en) 1976-05-22
DE2548572A1 (de) 1976-05-13
BR7507381A (pt) 1976-08-03
FR2290724A1 (fr) 1976-06-04
JPS5723331B2 (it) 1982-05-18
CA1064611A (en) 1979-10-16

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