Classifications

• • G—PHYSICS
  • G11—INFORMATION STORAGE
  • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
  • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
  • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
  • G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
  • G11B7/0857—Arrangements for mechanically moving the whole head
  • G11B7/08582—Sled-type positioners
  • G11B7/08588—Sled-type positioners with position sensing by means of an auxiliary system using an external scale
• • G—PHYSICS
  • G11—INFORMATION STORAGE
  • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
  • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
  • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
  • G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
• • G—PHYSICS
  • G11—INFORMATION STORAGE
  • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
  • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
  • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
  • G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
  • G11B7/08505—Methods for track change, selection or preliminary positioning by moving the head
  • G11B7/08541—Methods for track change, selection or preliminary positioning by moving the head involving track counting to determine position
• • G—PHYSICS
  • G11—INFORMATION STORAGE
  • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
  • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
  • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
  • G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
  • G11B7/0857—Arrangements for mechanically moving the whole head
  • G11B7/08576—Swinging-arm positioners

Applications Claiming Priority (2)

Publications (2)

Family

ID=19762538

Family Applications (1)

Country Status (9)

Family Cites Families (6)

• 1996
  • 1996-03-21 NL NL1002671A patent/NL1002671C2/nl not_active IP Right Cessation
• 1997
  • 1997-03-12 CA CA002248644A patent/CA2248644A1/en not_active Abandoned
  • 1997-03-12 EP EP97914233A patent/EP0888613A1/en not_active Withdrawn
  • 1997-03-12 JP JP9533122A patent/JP2000508106A/ja active Pending
  • 1997-03-12 AU AU21558/97A patent/AU2155897A/en not_active Abandoned
  • 1997-03-12 WO PCT/EP1997/001266 patent/WO1997035305A1/en not_active Application Discontinuation
  • 1997-03-12 CN CN97193185A patent/CN1214143A/zh active Pending
  • 1997-03-12 KR KR1019980706828A patent/KR20000064539A/ko not_active Application Discontinuation
• 1998
  • 1998-09-11 NO NO984193A patent/NO984193L/no unknown

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