IL104862A - Method for identifying a data file on a tape - Google Patents

Method for identifying a data file on a tape

Info

Publication number
IL104862A
IL104862A IL10486293A IL10486293A IL104862A IL 104862 A IL104862 A IL 104862A IL 10486293 A IL10486293 A IL 10486293A IL 10486293 A IL10486293 A IL 10486293A IL 104862 A IL104862 A IL 104862A
Authority
IL
Israel
Prior art keywords
data block
file
data
files
tape
Prior art date
Application number
IL10486293A
Other languages
English (en)
Hebrew (he)
Other versions
IL104862A0 (en
Original Assignee
E Systems Inc
Ampex 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 E Systems Inc, Ampex Systems Corp filed Critical E Systems Inc
Publication of IL104862A0 publication Critical patent/IL104862A0/xx
Publication of IL104862A publication Critical patent/IL104862A/en

Links

Classifications

    • 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
    • G11B20/02—Analogue recording or reproducing
    • 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
    • G11B20/1207—Formatting, e.g. arrangement of data block or words on the record carriers on tapes with transverse tracks only
    • G11B20/1209—Formatting, e.g. arrangement of data block or words on the record carriers on tapes with transverse tracks only for discontinuous data, e.g. digital information signals, computer programme data
    • 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
    • G11B27/02—Editing, e.g. varying the order of information signals recorded on, or reproduced from, record carriers
    • G11B27/031—Electronic editing of digitised analogue information signals, e.g. audio or video signals
    • G11B27/032—Electronic editing of digitised analogue information signals, e.g. audio or video signals on tapes
    • 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
    • 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
    • G11B27/32—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 separate auxiliary tracks of the same or an auxiliary record carrier
    • G11B27/322—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 separate auxiliary tracks of the same or an auxiliary record carrier used signal is digitally coded
    • 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
    • G11B27/32—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 separate auxiliary tracks of the same or an auxiliary record carrier
    • G11B27/322—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 separate auxiliary tracks of the same or an auxiliary record carrier used signal is digitally coded
    • G11B27/323—Time code signal, e.g. on a cue track as SMPTE- or EBU-time code
    • 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
    • G11B27/36—Monitoring, i.e. supervising the progress of recording or reproducing
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • General Engineering & Computer Science (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Pens And Brushes (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Glass Compositions (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
  • Golf Clubs (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
IL10486293A 1992-02-28 1993-02-25 Method for identifying a data file on a tape IL104862A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/843,399 US5450250A (en) 1992-02-28 1992-02-28 Method for transparently marking the location of data files on recording media

Publications (2)

Publication Number Publication Date
IL104862A0 IL104862A0 (en) 1993-12-28
IL104862A true IL104862A (en) 1996-08-04

Family

ID=25289859

Family Applications (1)

Application Number Title Priority Date Filing Date
IL10486293A IL104862A (en) 1992-02-28 1993-02-25 Method for identifying a data file on a tape

Country Status (12)

Country Link
US (1) US5450250A (zh)
EP (1) EP0558169B1 (zh)
JP (1) JPH06302112A (zh)
KR (1) KR100268537B1 (zh)
CN (1) CN1036948C (zh)
AT (1) ATE183014T1 (zh)
AU (1) AU664592B2 (zh)
CA (1) CA2090051A1 (zh)
DE (1) DE69325831T2 (zh)
IL (1) IL104862A (zh)
MX (1) MX9301097A (zh)
NO (1) NO930656L (zh)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW302467B (en) * 1996-03-12 1997-04-11 Ibm User/defined data in an unused region of data storage media
EP0936617A1 (en) * 1998-02-12 1999-08-18 Hewlett-Packard Company Write pass identifier
EP0936618A3 (en) * 1998-02-12 2005-04-13 Hewlett-Packard Company, A Delaware Corporation Write pass identifier
US6288862B1 (en) * 1999-07-30 2001-09-11 Storage Technology Corporation Method and mechanism to distinguish valid from outdated recording blocks in a tape drive
IL132859A (en) 1999-11-10 2008-07-08 Nds Ltd Data stream processing system
US6862149B2 (en) * 2001-06-18 2005-03-01 Hewlett-Packard Development Company, L.P. Searching for append point in data storage device
US6978414B2 (en) * 2001-07-17 2005-12-20 Hewlett-Packard Development Company, L.P. Method and apparatus for protecting against errors occurring in data storage device buffers
GB0117926D0 (en) 2001-07-23 2001-09-12 Nds Ltd Method for random access to encrypted content
US7042667B2 (en) * 2001-07-31 2006-05-09 Hewlett-Packard Development Company, L.P. Data storage
US6693755B2 (en) 2001-07-31 2004-02-17 Hewlett-Packard Development Company, L.C. Data storage
US6958873B2 (en) * 2001-07-31 2005-10-25 Hewlett-Packard Development Company, L.P. Data rewrite control in data transfer and storage apparatus
US6883122B2 (en) * 2001-07-31 2005-04-19 Hewlett-Packard Development Company, L.P. Write pass error detection
US7380198B2 (en) 2003-06-11 2008-05-27 International Business Machines Corporation System and method for detecting write errors in a storage device
DE102007034289B3 (de) 2007-07-20 2009-01-29 Helmholtz-Zentrum Berlin Für Materialien Und Energie Gmbh Verfahren zur in-situ-Bestimmung der stofflichen Zusammensetzung von optisch dünnen Schichten, Anordnungen zur Durchführung und Anwendungen des Verfahrens
US8244953B1 (en) * 2007-12-18 2012-08-14 Emc Corporation System and method for faster data retrieval from tape media
JP6089856B2 (ja) 2013-03-26 2017-03-08 富士通株式会社 仮想テープ装置、テープ制御装置、およびテープ制御方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3986208A (en) * 1974-10-21 1976-10-12 Sykes Datatronics, Inc. Data recording with high speed search capability
US4210785A (en) * 1978-09-28 1980-07-01 Bell & Howell Company Tape replay system
US4321632A (en) * 1979-06-01 1982-03-23 Digital Equipment Corporation Positioning system and formatting scheme for magnetic tape media
US4622600A (en) * 1983-12-26 1986-11-11 Hitachi, Ltd. Rotary-head type PCM data recording/reproducing method and apparatus with a redundancy-reduced control data format
US4663678A (en) * 1984-06-18 1987-05-05 Odetics, Inc. System for writing and reading digital data interspersed with analog audio frequency data on magnetic recording tape
US4935824A (en) * 1985-07-19 1990-06-19 Sony Corporation Information recording apparatus
JP2650891B2 (ja) * 1986-04-16 1997-09-10 株式会社日立製作所 回転形記憶装置の制御方法
GB8800351D0 (en) * 1988-01-08 1988-02-10 Hewlett Packard Ltd Data recorder
AU635473B2 (en) * 1989-11-09 1993-03-18 Exabyte Corporation Dual channel helical scan recorder
EP0459041B1 (en) * 1990-05-29 1997-07-09 Hewlett-Packard Limited Tape storage

Also Published As

Publication number Publication date
NO930656L (no) 1993-08-30
EP0558169A1 (en) 1993-09-01
KR930018544A (ko) 1993-09-22
AU3378593A (en) 1993-09-02
CA2090051A1 (en) 1993-08-29
IL104862A0 (en) 1993-12-28
NO930656D0 (no) 1993-02-24
CN1036948C (zh) 1998-01-07
MX9301097A (es) 1993-12-01
CN1076795A (zh) 1993-09-29
US5450250A (en) 1995-09-12
ATE183014T1 (de) 1999-08-15
JPH06302112A (ja) 1994-10-28
AU664592B2 (en) 1995-11-23
KR100268537B1 (ko) 2000-10-16
DE69325831T2 (de) 2000-02-24
EP0558169B1 (en) 1999-08-04
DE69325831D1 (de) 1999-09-09

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Legal Events

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FF Patent granted
KB Patent renewed
RH Patent void