DE69521625D1 - Lese-/schreibanordnung zum bogenförmigen abtasten mit kodierter signalübertragung durch einen rotationstransformator - Google Patents
Lese-/schreibanordnung zum bogenförmigen abtasten mit kodierter signalübertragung durch einen rotationstransformatorInfo
- Publication number
- DE69521625D1 DE69521625D1 DE69521625T DE69521625T DE69521625D1 DE 69521625 D1 DE69521625 D1 DE 69521625D1 DE 69521625 T DE69521625 T DE 69521625T DE 69521625 T DE69521625 T DE 69521625T DE 69521625 D1 DE69521625 D1 DE 69521625D1
- Authority
- DE
- Germany
- Prior art keywords
- read
- signal transmission
- encoded signal
- arc scanning
- write arrangement
- 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
- 230000008054 signal transmission Effects 0.000 title 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
- B60R16/027—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems between relatively movable parts of the vehicle, e.g. between steering wheel and column
-
- 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
- G11B15/02—Control of operating function, e.g. switching from recording to reproducing
- G11B15/12—Masking of heads; circuits for Selecting or switching of heads between operative and inoperative functions or between different operative functions or for selection between operative heads; Masking of beams, e.g. of light beams
-
- 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
- G11B15/02—Control of operating function, e.g. switching from recording to reproducing
- G11B15/026—Control of operating function, e.g. switching from recording to reproducing by using processor, e.g. microcomputer
-
- 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
- G11B15/02—Control of operating function, e.g. switching from recording to reproducing
- G11B15/12—Masking of heads; circuits for Selecting or switching of heads between operative and inoperative functions or between different operative functions or for selection between operative heads; Masking of beams, e.g. of light beams
- G11B15/125—Masking of heads; circuits for Selecting or switching of heads between operative and inoperative functions or between different operative functions or for selection between operative heads; Masking of beams, e.g. of light beams conditioned by the operating function of the apparatus
-
- 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
- G11B15/02—Control of operating function, e.g. switching from recording to reproducing
- G11B15/12—Masking of heads; circuits for Selecting or switching of heads between operative and inoperative functions or between different operative functions or for selection between operative heads; Masking of beams, e.g. of light beams
- G11B15/14—Masking or switching periodically, e.g. of rotating heads
-
- 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
-
- 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
- G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
- G11B5/09—Digital recording
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
- G11B33/12—Disposition of constructional parts in the apparatus, e.g. of power supply, of modules
- G11B33/121—Disposition of constructional parts in the apparatus, e.g. of power supply, of modules the apparatus comprising a single recording/reproducing device
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
- G11B33/12—Disposition of constructional parts in the apparatus, e.g. of power supply, of modules
- G11B33/121—Disposition of constructional parts in the apparatus, e.g. of power supply, of modules the apparatus comprising a single recording/reproducing device
- G11B33/122—Arrangements for providing electrical connections, e.g. connectors, cables, switches
-
- 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
- G11B5/535—Disposition of more than one recording or reproducing head on support rotating cyclically around an axis perpendicular to the direction of movement of the tape, e.g. for longitudinal scanning
- G11B5/537—Disposition of more than one recording or reproducing head on support rotating cyclically around an axis perpendicular to the direction of movement of the tape, e.g. for longitudinal scanning with all the heads disposed in a plane substantially parallel to the plane of the tape, e.g. for circular scanning
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Computer Hardware Design (AREA)
- Signal Processing (AREA)
- Digital Magnetic Recording (AREA)
- Recording Or Reproducing By Magnetic Means (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/337,255 US6088183A (en) | 1994-11-10 | 1994-11-10 | Arcuate scan read/write assembly |
PCT/US1995/014725 WO1996015531A1 (en) | 1994-11-10 | 1995-11-09 | Arcuate scan read/write assembly with encoded signal transmission through a rotary transformer |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69521625D1 true DE69521625D1 (de) | 2001-08-09 |
DE69521625T2 DE69521625T2 (de) | 2002-09-12 |
Family
ID=23319778
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69521625T Expired - Fee Related DE69521625T2 (de) | 1994-11-10 | 1995-11-09 | Lese-/schreibanordnung zum bogenförmigen abtasten mit kodierter signalübertragung durch einen rotationstransformator |
Country Status (6)
Country | Link |
---|---|
US (1) | US6088183A (de) |
EP (1) | EP0791217B1 (de) |
JP (1) | JPH11511886A (de) |
KR (1) | KR100310375B1 (de) |
DE (1) | DE69521625T2 (de) |
WO (1) | WO1996015531A1 (de) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6031682A (en) * | 1997-07-14 | 2000-02-29 | Iomega Corporation | Track trimming and orthogonal recording for cartridge tape |
US6862151B2 (en) * | 2000-11-15 | 2005-03-01 | Seagate Technologies Llc | Method and apparatus for read error recovery |
US6870698B2 (en) * | 2001-10-09 | 2005-03-22 | Exabyte Corp. | Drum electronics control interface and protocol for recording/reproducing apparatus |
US9300284B2 (en) * | 2007-04-12 | 2016-03-29 | Globalfoundries Inc. | Device select system for multi-device electronic system |
US8587902B2 (en) | 2007-04-12 | 2013-11-19 | International Business Machines Corporation | Device select system for multi-device electronic system |
US20120303854A1 (en) * | 2011-05-24 | 2012-11-29 | Raidundant LLC | Modular interface-independent storage solution system |
US8869179B2 (en) | 2011-06-17 | 2014-10-21 | Oracle International Corporation | Rotary head data storage and retrieval system and method |
US8225339B1 (en) | 2011-06-17 | 2012-07-17 | Oracle International Corporation | Rotary head data storage and retrieval system and method |
US9324347B2 (en) | 2012-09-19 | 2016-04-26 | Oracle International Corporation | Apparatus and method for controlling tape movement in a rotary head data storage system and retrieval system |
US8793713B2 (en) | 2012-11-07 | 2014-07-29 | Oracle International Corporation | Rotary head data storage and retrieval system and method with tape medium having transverse primary data tracks and longitudinal secondary data track |
US8897113B2 (en) | 2012-11-07 | 2014-11-25 | Oracle International Corporation | Rotary head data storage and retrieval system and method for data verification |
US8780682B2 (en) | 2012-11-07 | 2014-07-15 | Oracle International Corporation | Rotary head data storage and retrieval system and method for data erasure |
US8869180B2 (en) | 2012-11-27 | 2014-10-21 | Oracle America, Inc. | Rotary head multi-layer data storage and retrieval system and method |
US11107494B1 (en) | 2019-12-17 | 2021-08-31 | Western Digital Technologies, Inc. | Data storage device accessing magnetic tape by actuating head in two dimensions |
Family Cites Families (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3987490A (en) * | 1975-03-03 | 1976-10-19 | International Business Machines Corporation | Rotating read/write system for NRZI data |
JPS5798020A (en) * | 1980-12-11 | 1982-06-18 | Victor Co Of Japan Ltd | Power supply circuit in switch mode |
JPS57154965A (en) * | 1981-03-19 | 1982-09-24 | Fujitsu Ltd | Constant current source type filter having self-bias function |
JPS59123333A (ja) * | 1982-12-29 | 1984-07-17 | Fujitsu Ltd | デ−タ転送速度変換方式 |
JPS59146407A (ja) * | 1983-02-09 | 1984-08-22 | Matsushita Electric Ind Co Ltd | 回転ヘツド型磁気記録再生装置 |
JPS621102A (ja) * | 1985-06-27 | 1987-01-07 | Toshiba Corp | 磁気記録再生装置 |
JPS63308701A (ja) * | 1987-06-11 | 1988-12-16 | Toshiba Corp | 磁気記録再生装置 |
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 |
JPH03235202A (ja) * | 1990-02-08 | 1991-10-21 | Mitsubishi Electric Corp | 回転ドラム装置 |
JPH03276401A (ja) * | 1990-03-26 | 1991-12-06 | Toshiba Corp | 回転トランスの信号伝送方法 |
US5111058A (en) * | 1990-05-23 | 1992-05-05 | Martin Richard A | Circuit for sustaining power supply output following momentary interruption of commercial a.c. power |
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 |
US5257272A (en) * | 1992-04-15 | 1993-10-26 | International Business Machines Corporation | Time-varying modulo N trellis codes for input restricted partial response channels |
MX9303225A (es) * | 1992-06-12 | 1994-05-31 | Minnesota Mining & Mfg | Aparato para grabar y leer datos sobre una cinta magnetica, en la forma de una secuencia de pistas arqueadas. |
US5260703A (en) * | 1992-08-27 | 1993-11-09 | Quantum Corporation | Data encoding and decoding within PRML class IV sampling data detection channel of disk drive |
JP2846533B2 (ja) * | 1992-09-08 | 1999-01-13 | 株式会社日立製作所 | 回転ヘッド型記録再生装置 |
KR0121692Y1 (ko) * | 1992-10-31 | 1998-08-01 | 윤종용 | 비데오의 헤드 스위칭 회로 |
US5455729A (en) * | 1993-08-30 | 1995-10-03 | Conner Peripherals, Inc. | Multi-channel rotating transformer |
US5585978A (en) | 1993-08-30 | 1996-12-17 | Conner Peripherals, Inc. | Arcuate scan tape drive |
US5523539A (en) | 1993-11-12 | 1996-06-04 | Conner Peripherals, Inc. | Process for manufacturing recording heads for magnetic storage devices |
GB9324918D0 (en) * | 1993-12-04 | 1994-01-26 | Hewlett Packard Ltd | High-density data recording |
US5619539A (en) * | 1994-02-28 | 1997-04-08 | International Business Machines Corporation | Data detection methods and apparatus for a direct access storage device |
US5657013A (en) * | 1994-05-25 | 1997-08-12 | Sony Corporation | Data recording apparatus |
US5488518A (en) * | 1994-08-15 | 1996-01-30 | Vtc Inc. | Programmable pre-amplifier using a serial shift register to output a plurality of control signals |
US5563746A (en) * | 1994-11-17 | 1996-10-08 | Cirrus Logic, Inc. | Real time media defect scanning in a sampled amplitude read channel |
-
1994
- 1994-11-10 US US08/337,255 patent/US6088183A/en not_active Expired - Fee Related
-
1995
- 1995-11-09 WO PCT/US1995/014725 patent/WO1996015531A1/en active IP Right Grant
- 1995-11-09 JP JP8516255A patent/JPH11511886A/ja active Pending
- 1995-11-09 KR KR1019970703102A patent/KR100310375B1/ko not_active IP Right Cessation
- 1995-11-09 DE DE69521625T patent/DE69521625T2/de not_active Expired - Fee Related
- 1995-11-09 EP EP95939133A patent/EP0791217B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE69521625T2 (de) | 2002-09-12 |
EP0791217B1 (de) | 2001-07-04 |
KR970707536A (ko) | 1997-12-01 |
KR100310375B1 (ko) | 2001-11-15 |
EP0791217A1 (de) | 1997-08-27 |
US6088183A (en) | 2000-07-11 |
JPH11511886A (ja) | 1999-10-12 |
WO1996015531A1 (en) | 1996-05-23 |
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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 |