DE3521437A1 - Mehrspur-magnetbandgeraet und verfahren zur spureinstellung seiner wiedergabekoepfe - Google Patents
Mehrspur-magnetbandgeraet und verfahren zur spureinstellung seiner wiedergabekoepfeInfo
- Publication number
- DE3521437A1 DE3521437A1 DE19853521437 DE3521437A DE3521437A1 DE 3521437 A1 DE3521437 A1 DE 3521437A1 DE 19853521437 DE19853521437 DE 19853521437 DE 3521437 A DE3521437 A DE 3521437A DE 3521437 A1 DE3521437 A1 DE 3521437A1
- Authority
- DE
- Germany
- Prior art keywords
- playback
- heads
- signals
- playback heads
- track
- 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.)
- Granted
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
- 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
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/20—Signal processing not specific to the method of recording or reproducing; Circuits therefor for correction of skew for multitrack recording
-
- 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
- G11B27/036—Insert-editing
-
- 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
- G11B27/102—Programmed access in sequence to addressed parts of tracks of operating record carriers
- G11B27/107—Programmed access in sequence to addressed parts of tracks of operating record carriers of operating 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
- G11B27/32—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
- G11B2220/00—Record carriers by type
- G11B2220/90—Tape-like record carriers
-
- 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
- G11B2220/91—Helical scan format, wherein tracks are slightly tilted with respect to tape direction, e.g. VHS, DAT, DVC, AIT or exabyte
- G11B2220/913—Digital audio tape [DAT] format
-
- 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
- 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
- G11B5/488—Disposition of heads
- G11B5/4893—Disposition of heads relative to moving tape
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Computer Hardware Design (AREA)
- Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
- Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
Description
Claims (12)
gekennzeichnet durch
mit
- einer Vielzahl von Aufzeichnungsköpfen (H1, ..., Hn)
dadurch gekennzeichnet, daß
da du rch gekennzeichnet, daß jeweils einige oder alle Hauptaufzeichnungsspuren durch jeweils zwei sich gegenüberliegende Wiedergabeköpfe (A, B) abgetastet werden, die innerhalb der Breite eines Aufzeichnungskopfes liegen,
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58227298A JPS60117470A (ja) | 1983-11-29 | 1983-11-29 | 磁気記録再生装置 |
JP22729683A JPS60117469A (ja) | 1983-11-29 | 1983-11-29 | 磁気記録再生装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3521437A1 true DE3521437A1 (de) | 1986-12-18 |
Family
ID=26527595
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19853521437 Granted DE3521437A1 (de) | 1983-11-29 | 1985-06-14 | Mehrspur-magnetbandgeraet und verfahren zur spureinstellung seiner wiedergabekoepfe |
Country Status (2)
Country | Link |
---|---|
US (2) | US4727438A (de) |
DE (1) | DE3521437A1 (de) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4870515A (en) * | 1986-12-05 | 1989-09-26 | Stokes Richard A | Music memory data recording, storage and playback system for magnetic recording and/or reproducing apparatus |
US5134719A (en) | 1991-02-19 | 1992-07-28 | Mankovitz Roy J | Apparatus and methods for identifying broadcast audio program selections in an FM stereo broadcast system |
JPH04321988A (ja) * | 1991-04-23 | 1992-11-11 | Matsushita Electric Ind Co Ltd | Toc記録再生装置 |
US6253069B1 (en) | 1992-06-22 | 2001-06-26 | Roy J. Mankovitz | Methods and apparatus for providing information in response to telephonic requests |
USRE38600E1 (en) | 1992-06-22 | 2004-09-28 | Mankovitz Roy J | Apparatus and methods for accessing information relating to radio television programs |
US5465240A (en) * | 1993-01-05 | 1995-11-07 | Mankovitz; Roy J. | Apparatus and methods for displaying text in conjunction with recorded audio programs |
US5574602A (en) * | 1993-06-14 | 1996-11-12 | International Business Machines Corporation | Processing servo signals concurrently read from plural spaced-apart servo areas for a magnetic tape having serpentine data track scanning |
US5432652A (en) * | 1993-06-14 | 1995-07-11 | International Business Machines Corporation | Servo and data format for magnetic tape having plural spaced-apart servo areas interleaved with data track areas having serpentine track scanning using any one of a plurality of number of concurrently accessed tracks |
US5502694A (en) * | 1994-07-22 | 1996-03-26 | Kwoh; Daniel S. | Method and apparatus for compressed data transmission |
JP6691511B2 (ja) | 2017-06-23 | 2020-04-28 | 富士フイルム株式会社 | 磁気記録媒体 |
US10789981B2 (en) * | 2018-05-07 | 2020-09-29 | Fujifilm Corporation | Magnetic tape reading apparatus and a magnetic tape reading method |
US10755741B2 (en) * | 2018-06-29 | 2020-08-25 | Fujifilm Corporation | Magnetic tape apparatus |
JP6784727B2 (ja) | 2018-07-27 | 2020-11-11 | 富士フイルム株式会社 | 磁気テープ、磁気テープカートリッジおよび磁気テープ装置 |
JP7097833B2 (ja) | 2019-01-31 | 2022-07-08 | 富士フイルム株式会社 | 磁気テープ装置 |
JP6778803B1 (ja) | 2019-09-17 | 2020-11-04 | 富士フイルム株式会社 | 磁気記録媒体および磁気記録再生装置 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2920912A1 (de) * | 1978-05-29 | 1979-12-13 | Philips Nv | Azimutkorrektur von kopfspalten |
DE3023738A1 (de) * | 1979-06-26 | 1981-01-15 | Olympus Optical Co | Vorrichtung zum automatischen justieren einer magnetspur eines magnetbandes |
US4433351A (en) * | 1980-11-28 | 1984-02-21 | Minnesota Mining And Manufacturing Company | System for reducing phase error in multitrack magnetic recording |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3699527A (en) * | 1970-07-16 | 1972-10-17 | Marconi Co Ltd | Data store equipments |
US3924268A (en) * | 1974-08-05 | 1975-12-02 | Ibm | High density track follower control system for magnetic disk file |
US3959820A (en) * | 1974-09-16 | 1976-05-25 | Honeywell Information Systems, Inc. | System for increasing the number of data tracks in a magnetic recording system |
US4007493A (en) * | 1975-05-06 | 1977-02-08 | Burroughs Corporation | Track positioning system for magnetic transducer head |
GB1474892A (en) * | 1975-06-27 | 1977-05-25 | Burroughs Corp | Method and apparatus for recording and reproducing information on a plural-track record disc |
JPS52123606A (en) * | 1976-04-09 | 1977-10-18 | Sony Corp | Recorder/reproducer |
US4287539A (en) * | 1977-03-24 | 1981-09-01 | Spin Physics, Inc. | Segmented video recording with segment identification codes |
US4149148A (en) * | 1977-04-19 | 1979-04-10 | Sperry Rand Corporation | Aircraft flight instrument display system |
US4502082A (en) * | 1977-06-16 | 1985-02-26 | Burroughs Corporation | Spiral recording and associated system |
JPS55125530A (en) * | 1979-03-20 | 1980-09-27 | Mitsubishi Electric Corp | Magnetic recorder/reproducer |
JPS55159681A (en) * | 1979-05-31 | 1980-12-11 | Sony Corp | Tracking unit for magnetic head |
JPS5661078A (en) * | 1979-10-23 | 1981-05-26 | Toshiba Corp | Recording system for index information |
EP0088554B1 (de) * | 1982-02-24 | 1986-04-16 | Kabushiki Kaisha Toshiba | Verfahren und Vorrichtung zur Lageermittlung und Vorrichtung zum Positionieren eines Schreib-Lesekopfes während der Suchoperation bei einem Plattenspeicher mit Daten und Servosektoren |
US4556920A (en) * | 1982-12-10 | 1985-12-03 | Canon Kabushiki Kaisha | Reproduction device |
-
1985
- 1985-06-14 DE DE19853521437 patent/DE3521437A1/de active Granted
- 1985-06-17 US US06/745,137 patent/US4727438A/en not_active Expired - Fee Related
- 1985-06-25 US US06/748,486 patent/US4630143A/en not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2920912A1 (de) * | 1978-05-29 | 1979-12-13 | Philips Nv | Azimutkorrektur von kopfspalten |
DE3023738A1 (de) * | 1979-06-26 | 1981-01-15 | Olympus Optical Co | Vorrichtung zum automatischen justieren einer magnetspur eines magnetbandes |
US4433351A (en) * | 1980-11-28 | 1984-02-21 | Minnesota Mining And Manufacturing Company | System for reducing phase error in multitrack magnetic recording |
Non-Patent Citations (4)
Title |
---|
IBM Tech. Discl. Bull. Vol. 15, No. 7, Dez. 1972, S. 2243 * |
IBM Tech. Discl. Bull., Vol. 16, No. 7, Dez. 1973,S. 2192-2194 * |
Tietze/Schenk Halbleiter-Schaltungstechnik Springer, 2. Aufl., 1971, S. 45 * |
Tietze/Schenk Halbleiter-Schaltungstechnik Springer, 3. Aufl., 1974, S. 205-206 * |
Also Published As
Publication number | Publication date |
---|---|
US4727438A (en) | 1988-02-23 |
US4630143A (en) | 1986-12-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
OP8 | Request for examination as to paragraph 44 patent law | ||
8125 | Change of the main classification |
Ipc: G11B 5/584 |
|
8172 | Supplementary division/partition in: |
Ref country code: DE Ref document number: 3546829 Format of ref document f/p: P |
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Q171 | Divided out to: |
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AH | Division in |
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D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
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8328 | Change in the person/name/address of the agent |
Free format text: PATENTANWAELTE MUELLER & HOFFMANN, 81667 MUENCHEN |
|
8339 | Ceased/non-payment of the annual fee |