JPH11110847A - テープ上でデータを捜し出すシステム - Google Patents

テープ上でデータを捜し出すシステム

Info

Publication number
JPH11110847A
JPH11110847A JP10218888A JP21888898A JPH11110847A JP H11110847 A JPH11110847 A JP H11110847A JP 10218888 A JP10218888 A JP 10218888A JP 21888898 A JP21888898 A JP 21888898A JP H11110847 A JPH11110847 A JP H11110847A
Authority
JP
Japan
Prior art keywords
tape
data
header
read
track
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.)
Pending
Application number
JP10218888A
Other languages
English (en)
Japanese (ja)
Other versions
JPH11110847A5 (https=
Inventor
Mark R Watkins
マーク・アール・ワトキンズ
Richard L Hilton
リチャード・エル・ヒルトン
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.)
HP Inc
Original Assignee
Hewlett Packard 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 Hewlett Packard Co filed Critical Hewlett Packard Co
Publication of JPH11110847A publication Critical patent/JPH11110847A/ja
Publication of JPH11110847A5 publication Critical patent/JPH11110847A5/ja
Pending legal-status Critical Current

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
    • G11B27/19—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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
    • G11B20/1201—Formatting, e.g. arrangement of data block or words on the record carriers on tapes
    • G11B20/1202—Formatting, e.g. arrangement of data block or words on the record carriers on tapes with longitudinal tracks only
    • 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
    • G11B27/107—Programmed access in sequence to addressed parts of tracks of operating record carriers of operating tapes
    • 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
    • G11B5/008—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires
    • G11B5/00813—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires magnetic tapes
    • G11B5/00817—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires magnetic tapes on longitudinal tracks only, e.g. for serpentine format recording
    • 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
    • G11B15/20—Moving record carrier backwards or forwards by finite amounts, i.e. backspacing, forward spacing
    • 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
    • G11B15/44—Speed-changing arrangements; Reversing arrangements; Drive transfer means therefor
    • G11B15/444—Speed-changing arrangements; Reversing arrangements; Drive transfer means therefor reversing arrangements
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/90—Tape-like record carriers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/90—Tape-like record carriers
    • G11B2220/95—Serpentine format, wherein a single track or group of tracks traverses the tape plural times from one end to the other

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
JP10218888A 1997-08-13 1998-08-03 テープ上でデータを捜し出すシステム Pending JPH11110847A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US91068497A 1997-08-13 1997-08-13
US910,684 1997-08-13

Publications (2)

Publication Number Publication Date
JPH11110847A true JPH11110847A (ja) 1999-04-23
JPH11110847A5 JPH11110847A5 (https=) 2005-10-27

Family

ID=25429171

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10218888A Pending JPH11110847A (ja) 1997-08-13 1998-08-03 テープ上でデータを捜し出すシステム

Country Status (2)

Country Link
EP (1) EP0897179A3 (https=)
JP (1) JPH11110847A (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11768604B2 (en) 2021-11-15 2023-09-26 International Business Machines Corporation Reducing time to locate and read files within a tape medium

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4393445A (en) * 1981-03-06 1983-07-12 International Business Machines Corporation Information-signal recording apparatus employing record volume oriented identification signals
US4472750A (en) * 1981-07-02 1984-09-18 Irwin Magnetic Systems, Inc. Data record with pre-recorded transducer positioning signals, and system for utilizing same
US4586094A (en) * 1984-03-13 1986-04-29 Irwin Magnetic Systems, Inc. Method and apparatus for pre-recording tracking information on magnetic media
US4858039A (en) * 1988-02-04 1989-08-15 Archive Corporation Streaming tape drive with direct block addressability
US5373485A (en) * 1991-09-03 1994-12-13 Minnesota Mining And Manufacturing Company Method for locating data in a data cartridge system
US5357380A (en) * 1993-06-14 1994-10-18 International Business Machines Corporation Method and apparatus for indicating when each track is in burst in a multitrack tape device
US5546246A (en) * 1994-01-13 1996-08-13 Exabyte Corporation Magnetic tape drive with end-of-track block directory

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11768604B2 (en) 2021-11-15 2023-09-26 International Business Machines Corporation Reducing time to locate and read files within a tape medium

Also Published As

Publication number Publication date
EP0897179A3 (en) 2000-02-23
EP0897179A2 (en) 1999-02-17

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