DE69325831T2 - Transparente Dateimarkierung - Google Patents

Transparente Dateimarkierung

Info

Publication number
DE69325831T2
DE69325831T2 DE69325831T DE69325831T DE69325831T2 DE 69325831 T2 DE69325831 T2 DE 69325831T2 DE 69325831 T DE69325831 T DE 69325831T DE 69325831 T DE69325831 T DE 69325831T DE 69325831 T2 DE69325831 T2 DE 69325831T2
Authority
DE
Germany
Prior art keywords
data
file
data file
beginning
magnetic tape
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 - Lifetime
Application number
DE69325831T
Other languages
English (en)
Other versions
DE69325831D1 (de
Inventor
Jose A Garcia
Lionell C Shih
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.)
Raytheon Co
Original Assignee
Ampex Corp
Raytheon E Systems 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 Ampex Corp, Raytheon E Systems Inc filed Critical Ampex Corp
Publication of DE69325831D1 publication Critical patent/DE69325831D1/de
Application granted granted Critical
Publication of DE69325831T2 publication Critical patent/DE69325831T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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)
  • Inks, Pencil-Leads, Or Crayons (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Glass Compositions (AREA)
  • Golf Clubs (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Pens And Brushes (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
DE69325831T 1992-02-28 1993-02-22 Transparente Dateimarkierung Expired - Lifetime DE69325831T2 (de)

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
DE69325831D1 DE69325831D1 (de) 1999-09-09
DE69325831T2 true DE69325831T2 (de) 2000-02-24

Family

ID=25289859

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69325831T Expired - Lifetime DE69325831T2 (de) 1992-02-28 1993-02-22 Transparente Dateimarkierung

Country Status (12)

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

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
EP0936618A3 (de) * 1998-02-12 2005-04-13 Hewlett-Packard Company, A Delaware Corporation Schreibzyklusidentifizierer
EP0936617A1 (de) * 1998-02-12 1999-08-18 Hewlett-Packard Company Schreibschritt-Identifikatoren
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
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
US6693755B2 (en) 2001-07-31 2004-02-17 Hewlett-Packard Development Company, L.C. Data storage
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
CA2066176C (en) * 1989-11-09 1995-09-19 Christopher Zook Dual channel helical scan recorder
DE69031031T2 (de) * 1990-05-29 1997-10-30 Hewlett Packard Ltd Bandspeicherung

Also Published As

Publication number Publication date
CN1036948C (zh) 1998-01-07
KR930018544A (ko) 1993-09-22
IL104862A (en) 1996-08-04
CN1076795A (zh) 1993-09-29
IL104862A0 (en) 1993-12-28
EP0558169B1 (de) 1999-08-04
JPH06302112A (ja) 1994-10-28
ATE183014T1 (de) 1999-08-15
CA2090051A1 (en) 1993-08-29
DE69325831D1 (de) 1999-09-09
EP0558169A1 (de) 1993-09-01
AU3378593A (en) 1993-09-02
US5450250A (en) 1995-09-12
NO930656D0 (no) 1993-02-24
MX9301097A (es) 1993-12-01
NO930656L (no) 1993-08-30
KR100268537B1 (ko) 2000-10-16
AU664592B2 (en) 1995-11-23

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: RAYTHEON E-SYSTEMS, INC., DALLAS, TEX., US AMPEX C

8364 No opposition during term of opposition