BR8207978A - Processo de gravacao de codigo de identificacao de trilha - Google Patents

Processo de gravacao de codigo de identificacao de trilha

Info

Publication number
BR8207978A
BR8207978A BR8207978A BR8207978A BR8207978A BR 8207978 A BR8207978 A BR 8207978A BR 8207978 A BR8207978 A BR 8207978A BR 8207978 A BR8207978 A BR 8207978A BR 8207978 A BR8207978 A BR 8207978A
Authority
BR
Brazil
Prior art keywords
recording
identification code
trail identification
trail
code
Prior art date
Application number
BR8207978A
Other languages
English (en)
Inventor
William A Pollock
Original Assignee
Dma Systems 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
Application filed by Dma Systems Corp filed Critical Dma Systems Corp
Publication of BR8207978A publication Critical patent/BR8207978A/pt

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B5/596—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on disks
    • G11B5/59633—Servo formatting
    • G11B5/59655—Sector, sample or burst servo format
    • 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
    • G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
    • G11B27/28—Indexing; 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
    • G11B27/30—Indexing; 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
    • G11B27/3027—Indexing; 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
BR8207978A 1981-11-16 1982-04-01 Processo de gravacao de codigo de identificacao de trilha BR8207978A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US32188681A 1981-11-16 1981-11-16
PCT/US1982/000386 WO1983001859A1 (en) 1981-11-16 1982-04-01 Track identification code recording method

Publications (1)

Publication Number Publication Date
BR8207978A true BR8207978A (pt) 1983-10-04

Family

ID=23252463

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8207978A BR8207978A (pt) 1981-11-16 1982-04-01 Processo de gravacao de codigo de identificacao de trilha

Country Status (5)

Country Link
EP (1) EP0093713A4 (pt)
JP (1) JPS58501879A (pt)
BR (1) BR8207978A (pt)
GB (1) GB2121654A (pt)
WO (1) WO1983001859A1 (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8702903A (nl) * 1987-12-03 1989-07-03 Philips Nv Werkwijze en inrichting voor het optekenen van informatie op een registratiedrager, alsmede een inrichting voor het uitlezen van de opgetekende informatie.
EP0332056A1 (de) * 1988-03-07 1989-09-13 Siemens Aktiengesellschaft Magnetplattenspeicher mit auf einer Separaten Servooberfläche gespeicherter Positionssteuerinformation
US4977472A (en) * 1988-03-28 1990-12-11 Seagate Technology, Inc. Servo address system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3281806A (en) * 1962-12-21 1966-10-25 Honeywell Inc Pulse width modulation representation of paired binary digits
US4027338A (en) * 1975-04-28 1977-05-31 Burroughs Corporation Transducer positioning system for providing coarse positioning
FR2346806A1 (fr) * 1976-03-31 1977-10-28 Honeywell Bull Soc Ind Mode d'ecriture d'adresses sur un support d'enregist rement magnetique
FR2417824A1 (fr) * 1978-02-17 1979-09-14 Cii Honeywell Bull Mode d'ecriture d'informations sur un support d'enregistrement magnetique
FR2439435A1 (fr) * 1978-10-19 1980-05-16 Cii Honeywell Bull Mode d'ecriture d'informations sur un support d'enregistrement magnetique
GB2060941B (en) * 1979-08-22 1983-11-02 Cii Honeywell Bull Method for displacement of a movable system with respect to a data carrier and a device for carrying it out
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

Also Published As

Publication number Publication date
WO1983001859A1 (en) 1983-05-26
EP0093713A4 (en) 1985-09-16
GB8317981D0 (en) 1983-08-03
EP0093713A1 (en) 1983-11-16
GB2121654A (en) 1983-12-21
JPS58501879A (ja) 1983-11-04

Similar Documents

Publication Publication Date Title
DE3381387D1 (de) Identifizierungssystem.
NL192848B (nl) Identificatie-element.
IT8121329A0 (it) Processo di alogenazione.
DE3586175T2 (de) Photolithographisches verfahren.
BR8202528A (pt) Processo de separacao por adsorcao
BR8108800A (pt) Processo de separacao termicamente ativada
FI823497A0 (fi) Spelklubba, saerskilt ishockeyklubba, samt saett att framstaella denna
IT8121263A0 (it) Processo per la preparazione disolfuri organici.
BR8205171A (pt) Processo de operacao de regenerador
DE3580234D1 (de) Anlage zur lernen nach der superlearning-methode.
BR8201057A (pt) Processo de forjamento de precisao
BR8207978A (pt) Processo de gravacao de codigo de identificacao de trilha
BR8201694A (pt) Processo para cloracao alifatica seletiva de alquilbenzenos
BR8108532A (pt) Processo de recuperacao de amonio
DE3673192D1 (de) Verfahren zur bilddarstellung der information.
IT8125796A0 (it) Ossidativa. processo di deidrogenazione non
FI865116A0 (fi) Anordning foer identifiering av kodtecken.
DE3168151D1 (en) Method of checking the accuracy of bar code information
IT8020314A0 (it) Processo per la purificazione di glicosaminoglicani.
IT8519089A0 (it) Processo di marcatura.
BR8200418A (pt) Processo para obtencao de antranil-amidas
IT8221318A0 (it) Processo di preparazione di beta-cloroalanina.
DK583381A (da) Etiketlaeser
FI864511A (fi) Sluten elektrisk ackumulator samt ett foerfarande foer tillverkning av delar till densamma.
BR8202715A (pt) Processo para preparacao de 1,1-difenilal-qui-1-enos