GB2433158B - Method and apparatus for maintaining consistent track pitch in helical scan tape recorder - Google Patents

Method and apparatus for maintaining consistent track pitch in helical scan tape recorder

Info

Publication number
GB2433158B
GB2433158B GB0624783A GB0624783A GB2433158B GB 2433158 B GB2433158 B GB 2433158B GB 0624783 A GB0624783 A GB 0624783A GB 0624783 A GB0624783 A GB 0624783A GB 2433158 B GB2433158 B GB 2433158B
Authority
GB
United Kingdom
Prior art keywords
tape recorder
track pitch
helical scan
maintaining consistent
scan 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 - Fee Related
Application number
GB0624783A
Other versions
GB2433158A (en
GB2433158A8 (en
GB0624783D0 (en
Inventor
Steven L Magnusson
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.)
Exabyte Corp
Original Assignee
Exabyte 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
Priority claimed from US10/441,289 external-priority patent/US7106535B2/en
Application filed by Exabyte Corp filed Critical Exabyte Corp
Publication of GB0624783D0 publication Critical patent/GB0624783D0/en
Publication of GB2433158A publication Critical patent/GB2433158A/en
Publication of GB2433158A8 publication Critical patent/GB2433158A8/en
Application granted granted Critical
Publication of GB2433158B publication Critical patent/GB2433158B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G11B15/60—Guiding record carrier
    • G11B15/66—Threading; Loading; Automatic self-loading
    • G11B15/665—Threading; Loading; Automatic self-loading by extracting loop of record carrier from container
    • G11B15/6653—Threading; Loading; Automatic self-loading by extracting loop of record carrier from container to pull the record carrier against drum
    • G11B15/6656—Threading; Loading; Automatic self-loading by extracting loop of record carrier from container to pull the record carrier against drum using two-sided extraction, i.e. "M-type"
    • 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
    • G11B5/00847—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires magnetic tapes on transverse tracks
    • G11B5/0086—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires magnetic tapes on transverse tracks using cyclically driven heads providing segmented tracks
    • 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
    • G11B5/52—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 simultaneous movement of head and record carrier, e.g. rotation of head
    • G11B5/53—Disposition or mounting of heads on rotating support
    • G11B5/531—Disposition of more than one recording or reproducing head on support rotating cyclically around an axis
    • G11B5/534—Disposition of more than one recording or reproducing head on support rotating cyclically around an axis inclined relative to the direction of movement of the tape, e.g. for helicoidal scanning
    • 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
    • G11B5/584—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 tapes
GB0624783A 2003-05-20 2006-12-12 Method and apparatus for maintaining consistent track pitch in helical scan tape recorder Expired - Fee Related GB2433158B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/441,289 US7106535B2 (en) 2001-09-12 2003-05-20 Method and apparatus for maintaining consistent track pitch in helical scan recorder
GB0520444A GB2415539B (en) 2003-05-20 2004-05-19 Method and apparatus for maintaining consistent track pitch in helical scan recorder

Publications (4)

Publication Number Publication Date
GB0624783D0 GB0624783D0 (en) 2007-01-17
GB2433158A GB2433158A (en) 2007-06-13
GB2433158A8 GB2433158A8 (en) 2007-06-18
GB2433158B true GB2433158B (en) 2007-08-01

Family

ID=38057590

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0624783A Expired - Fee Related GB2433158B (en) 2003-05-20 2006-12-12 Method and apparatus for maintaining consistent track pitch in helical scan tape recorder

Country Status (1)

Country Link
GB (1) GB2433158B (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0731450A1 (en) * 1995-03-07 1996-09-11 Matsushita Electric Industrial Co., Ltd. Method and apparatus for recording and reproducing data
US20030048563A1 (en) * 2001-09-12 2003-03-13 Magnusson Steven L. Alternating-azimuth angle helical track format using grouped same-azimuth angle heads

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0731450A1 (en) * 1995-03-07 1996-09-11 Matsushita Electric Industrial Co., Ltd. Method and apparatus for recording and reproducing data
US20030048563A1 (en) * 2001-09-12 2003-03-13 Magnusson Steven L. Alternating-azimuth angle helical track format using grouped same-azimuth angle heads

Also Published As

Publication number Publication date
GB2433158A (en) 2007-06-13
GB2433158A8 (en) 2007-06-18
GB0624783D0 (en) 2007-01-17

Similar Documents

Publication Publication Date Title
HK1080984A1 (en) Recording and/or reproducing method and apparatus
TWI341518B (en) Method and apparatus for recording data and recovering recorded data
IL175684A0 (en) Method and apparatus for data storage using striping
AU2002329215A8 (en) Methods and apparatus for advanced recording options on a personal versatile recorder
AU2003300881A8 (en) Method and apparatus for content representation and retrieval in concept model space
GB2415827B (en) Recording/reproducing head and recording/reproducing apparatus
EP1805533A4 (en) Method and apparatus for seismic data acquisition
HK1089859A1 (en) Recording apparatus and reproducing apparatus
AU2003286877A8 (en) Method and apparatus for data acquisition
AU2003248753A8 (en) Method and apparatus for reference data scrubbing
HK1114453A1 (en) Reproducing apparatus and method
GB2415539B (en) Method and apparatus for maintaining consistent track pitch in helical scan recorder
EP1755121A4 (en) Reproducing method and reproducing apparatus
EP1684512A4 (en) File recording apparatus and video effect editing method
GB0230271D0 (en) Data retrieval method and apparatus
GB0312629D0 (en) Information retrieval apparatus and method
EP1754166A4 (en) Method of reproducing multimedia data using musicphotovideo profiles and reproducing apparatus using the method
EP1635567A4 (en) Method for managing recording apparatus and recording medium
EP1662784A4 (en) Program data recording method and apparatus
HK1100049A1 (en) Recording apparatus and recording method
EP1693215A4 (en) Recording apparatus and data processing method
GB0320220D0 (en) Apparatus and method for data analysis
AU2003297889A8 (en) Method and apparatus for asperity detection
GB2433158B (en) Method and apparatus for maintaining consistent track pitch in helical scan tape recorder
GB2410079B (en) Method and apparatus for carbon dioxide accelerated unit cooldown

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20090519