GB895725A - Improvements in or relating to data storage systems - Google Patents

Improvements in or relating to data storage systems

Info

Publication number
GB895725A
GB895725A GB22653/58A GB2265358A GB895725A GB 895725 A GB895725 A GB 895725A GB 22653/58 A GB22653/58 A GB 22653/58A GB 2265358 A GB2265358 A GB 2265358A GB 895725 A GB895725 A GB 895725A
Authority
GB
United Kingdom
Prior art keywords
heads
circuit
circuits
track
binary
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
Application number
GB22653/58A
Other languages
English (en)
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Publication of GB895725A publication Critical patent/GB895725A/en
Expired legal-status Critical Current

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
    • G11B5/004—Recording on, or reproducing or erasing from, magnetic drums

Landscapes

  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
GB22653/58A 1957-07-18 1958-07-15 Improvements in or relating to data storage systems Expired GB895725A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US672685A US2981936A (en) 1957-07-18 1957-07-18 Magnetic data storage medium

Publications (1)

Publication Number Publication Date
GB895725A true GB895725A (en) 1962-05-09

Family

ID=24699587

Family Applications (1)

Application Number Title Priority Date Filing Date
GB22653/58A Expired GB895725A (en) 1957-07-18 1958-07-15 Improvements in or relating to data storage systems

Country Status (5)

Country Link
US (1) US2981936A (US20080293856A1-20081127-C00150.png)
BE (1) BE567460A (US20080293856A1-20081127-C00150.png)
FR (1) FR1207564A (US20080293856A1-20081127-C00150.png)
GB (1) GB895725A (US20080293856A1-20081127-C00150.png)
NL (1) NL124764C (US20080293856A1-20081127-C00150.png)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3113205A (en) * 1959-07-08 1963-12-03 Litton Systems Inc Cyclically operating distributer computer with a single logically complete calculating unit
US3217304A (en) * 1961-06-29 1965-11-09 Ibm Memory system
US3688087A (en) * 1968-08-02 1972-08-29 Joseph D Howard Method and apparatus for handling materials

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2680239A (en) * 1952-02-26 1954-06-01 Engineering Res Associates Inc Data selection system
US2850726A (en) * 1952-11-22 1958-09-02 Digital Control Systems Inc Di-function converters
GB745614A (en) * 1953-12-18 1956-02-29 British Tabulating Mach Co Ltd Improvements in or relating to magnetic data storage systems
US2836359A (en) * 1954-11-01 1958-05-27 Texas Co Integration of electrical signals
US2866179A (en) * 1955-12-23 1958-12-23 Ibm Record selector

Also Published As

Publication number Publication date
FR1207564A (fr) 1960-02-17
NL124764C (US20080293856A1-20081127-C00150.png)
US2981936A (en) 1961-04-25
BE567460A (US20080293856A1-20081127-C00150.png)

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