DE69428639T2 - Bewegliche Magnetkopfeinheit - Google Patents
Bewegliche MagnetkopfeinheitInfo
- Publication number
- DE69428639T2 DE69428639T2 DE69428639T DE69428639T DE69428639T2 DE 69428639 T2 DE69428639 T2 DE 69428639T2 DE 69428639 T DE69428639 T DE 69428639T DE 69428639 T DE69428639 T DE 69428639T DE 69428639 T2 DE69428639 T2 DE 69428639T2
- Authority
- DE
- Germany
- Prior art keywords
- magnetic head
- head unit
- movable magnetic
- movable
- unit
- 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
Links
Classifications
-
- 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
-
- 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
-
- 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
-
- 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
- G11B5/588—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 by controlling the position of the rotating heads
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16686793A JP3243470B2 (ja) | 1993-07-06 | 1993-07-06 | 磁気記録再生装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69428639D1 DE69428639D1 (de) | 2001-11-22 |
DE69428639T2 true DE69428639T2 (de) | 2002-08-01 |
Family
ID=15839111
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69428639T Expired - Fee Related DE69428639T2 (de) | 1993-07-06 | 1994-07-06 | Bewegliche Magnetkopfeinheit |
Country Status (4)
Country | Link |
---|---|
US (2) | US5675449A (de) |
EP (1) | EP0633562B1 (de) |
JP (1) | JP3243470B2 (de) |
DE (1) | DE69428639T2 (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6243240B1 (en) * | 1996-12-17 | 2001-06-05 | Sony Corporation | Non-contact type transmission device and rotary magnetic head unit having the non-contact type transmission device |
JP2001006102A (ja) * | 1999-06-16 | 2001-01-12 | Sony Corp | 信号処理装置および方法 |
US7533403B1 (en) | 2002-08-23 | 2009-05-12 | Vulcan Ventures, Inc. | Apparatus and method for distributing audio and video content using existing network wiring |
US6977509B2 (en) * | 2004-03-17 | 2005-12-20 | Clinton Instrument Company | System and method for high voltage testing of twisted insulated conductors |
US9718193B1 (en) * | 2015-12-09 | 2017-08-01 | X Development Llc | Rotary transformer |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5436709A (en) * | 1977-08-26 | 1979-03-17 | Sony Corp | Position control circuit for rotary magnetic head |
JPS5919206A (ja) * | 1982-07-24 | 1984-01-31 | Sony Corp | 磁気記録装置 |
US4485418A (en) * | 1982-08-12 | 1984-11-27 | Magnetic Peripherals, Inc. | System and method of locating the center of a track on a magnetic storage disk |
JPH071521B2 (ja) * | 1985-11-11 | 1995-01-11 | キヤノン株式会社 | 記録再生装置 |
DE3722927A1 (de) * | 1986-07-16 | 1988-01-21 | Mitsubishi Electric Corp | Kopftrommelanordnung |
US4819096A (en) * | 1986-10-23 | 1989-04-04 | Datatape Incorporated | Rotary head scanner including anamorphic beam-shaping apparatus in an optical signal-transmission channel |
DE3705928A1 (de) * | 1987-02-25 | 1988-09-08 | Broadcast Television Syst | Megnetbandgeraet mit vorrichtung zur beruehrungslosen uebertragung von signalen zwischen relativ zueinander bewegten bauteilen |
JPS6423401A (en) * | 1987-07-20 | 1989-01-26 | Victor Company Of Japan | Magnetic recording and reproducing device |
JPH01303605A (ja) * | 1988-05-31 | 1989-12-07 | Fujitsu General Ltd | 磁気記録および/または再生装置 |
US4967290A (en) * | 1988-08-26 | 1990-10-30 | Datatape Incorporated | Multiple channel rotary magnetic head scanner having stackable electro-optical signal transmission modules |
JP2623751B2 (ja) * | 1988-08-30 | 1997-06-25 | ソニー株式会社 | 記録制御信号の伝送方法および記録制御回路 |
JPH073688B2 (ja) * | 1989-09-11 | 1995-01-18 | 三菱電機株式会社 | 磁気再生装置 |
JP2595752B2 (ja) * | 1990-03-27 | 1997-04-02 | 三菱電機株式会社 | 磁気記録再生装置 |
JP2529463B2 (ja) * | 1990-11-21 | 1996-08-28 | 松下電器産業株式会社 | ディジタル信号磁気記録装置 |
KR940010038A (ko) * | 1992-10-28 | 1994-05-24 | 사또오 후미오 | 자기 기록 재생 장치 |
-
1993
- 1993-07-06 JP JP16686793A patent/JP3243470B2/ja not_active Expired - Fee Related
-
1994
- 1994-07-05 US US08/266,893 patent/US5675449A/en not_active Expired - Fee Related
- 1994-07-06 EP EP94110488A patent/EP0633562B1/de not_active Expired - Lifetime
- 1994-07-06 DE DE69428639T patent/DE69428639T2/de not_active Expired - Fee Related
-
1997
- 1997-05-09 US US08/852,961 patent/US5933289A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0633562B1 (de) | 2001-10-17 |
EP0633562A2 (de) | 1995-01-11 |
JP3243470B2 (ja) | 2002-01-07 |
US5933289A (en) | 1999-08-03 |
EP0633562A3 (de) | 1995-02-22 |
DE69428639D1 (de) | 2001-11-22 |
US5675449A (en) | 1997-10-07 |
JPH0721537A (ja) | 1995-01-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |