SE406828B - Medium for magnetisk uppteckning - Google Patents
Medium for magnetisk uppteckningInfo
- Publication number
- SE406828B SE406828B SE7502293A SE7502293A SE406828B SE 406828 B SE406828 B SE 406828B SE 7502293 A SE7502293 A SE 7502293A SE 7502293 A SE7502293 A SE 7502293A SE 406828 B SE406828 B SE 406828B
- Authority
- SE
- Sweden
- Prior art keywords
- medium
- magnetic record
- record
- magnetic
- Prior art date
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
- G11B15/602—Guiding record carrier for track selection, acquisition or following
-
- 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
- G11B15/61—Guiding record carrier on drum, e.g. drum containing rotating heads
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/30—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture with provision for auxiliary signals
-
- 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
- G11B27/11—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information not detectable on the record carrier
- G11B27/13—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information not detectable on the record carrier the information being derived from movement of the record carrier, e.g. using tachometer
-
- 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
- G11B27/30—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 the same track as the main recording
- G11B27/3027—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 the same track as the main recording used signal is digitally coded
-
- 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
- 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
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/451,270 US3932894A (en) | 1974-03-14 | 1974-03-14 | Magnetic record member for use with rotating head magnetic recording apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7502293L SE7502293L (sv) | 1975-09-15 |
SE406828B true SE406828B (sv) | 1979-02-26 |
Family
ID=23791527
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7502293A SE406828B (sv) | 1974-03-14 | 1975-02-28 | Medium for magnetisk uppteckning |
Country Status (11)
Country | Link |
---|---|
US (1) | US3932894A (sv) |
JP (2) | JPS5632703B2 (sv) |
BE (1) | BE826708A (sv) |
CA (1) | CA1064609A (sv) |
DE (1) | DE2506440A1 (sv) |
FR (1) | FR2264351B1 (sv) |
GB (1) | GB1479861A (sv) |
IT (1) | IT1031801B (sv) |
NL (1) | NL7502639A (sv) |
SE (1) | SE406828B (sv) |
ZA (1) | ZA751446B (sv) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3979080A (en) * | 1975-03-27 | 1976-09-07 | Westinghouse Electric Corporation | Analog automatic slowdown system |
JPS5813973B2 (ja) * | 1976-12-03 | 1983-03-16 | 松下電器産業株式会社 | 回転ヘッド型磁気録画再生装置の調整方法 |
US4285017A (en) * | 1979-02-05 | 1981-08-18 | International Business Machines Corporation | Stripe following in a helical scan device |
AT365353B (de) * | 1979-07-20 | 1982-01-11 | Philips Nv | Aufzeichnungs- und/oder wiedergabegeraet |
US4298897A (en) * | 1979-09-20 | 1981-11-03 | International Business Machines Corporation | Buffered recording |
JPS5733417A (en) * | 1980-07-31 | 1982-02-23 | Fujitsu Ltd | Step feed controlling system of information medium |
JPS57109160A (en) * | 1980-12-24 | 1982-07-07 | Canon Inc | Tape program search method for magnetic recording and reproducing device |
US4746991A (en) * | 1982-01-12 | 1988-05-24 | Discovision Associates | Recording characteristic evaluation of a recording medium with a time sequence of test signals |
US4764915A (en) * | 1982-01-12 | 1988-08-16 | Discovision Associates | Method and apparatus for recording a multiplexed signal on a record medium |
GB2131996A (en) * | 1982-11-30 | 1984-06-27 | George Saint | Data storage devices |
JPS59185069A (ja) * | 1983-04-04 | 1984-10-20 | Mitsubishi Electric Corp | 記録媒体読み出し制御システム |
GB8323112D0 (en) * | 1983-08-26 | 1983-09-28 | British Broadcasting Corp | Recording of digital data |
JPH065939B2 (ja) * | 1984-05-21 | 1994-01-19 | ソニー株式会社 | 磁気デイスクの識別回路 |
US4723181A (en) * | 1986-09-24 | 1988-02-02 | Eastman Kodak Company | Tape memory with integral disk index on reel |
US5025327A (en) * | 1986-10-17 | 1991-06-18 | Unisys Corp. | Magnetic disk write precompensation method and apparatus which takes into account variations in head/disk characteristics |
US4819092A (en) * | 1987-05-08 | 1989-04-04 | Colorado Memory Systems, Inc. | Apparatus for writing signal density information on a magnetic medium |
US5268802A (en) * | 1991-05-28 | 1993-12-07 | Iomega Corporation | Reading non-standard tapes on tape drives |
US5369641A (en) * | 1991-11-12 | 1994-11-29 | Storage Technology Corporation | Method and apparatus for detecting and correcting errors in data on magnetic tape media |
US5327305A (en) * | 1992-08-14 | 1994-07-05 | Conner Peripherals, Inc. | Tape format detection system |
JP2564611Y2 (ja) * | 1993-06-26 | 1998-03-09 | 株式会社山田製作所 | 消防用設備の結合部構造 |
US6181498B1 (en) | 1994-01-20 | 2001-01-30 | Sony Corporation | Recording and reproducing apparatus, information signal recording and reproducing system and method of managing invalid area information |
US5859737A (en) * | 1994-04-21 | 1999-01-12 | Sony Corporation | Magnetic recording and/or reproducing apparatus having a search pattern and data arranged in a longitudinal track for facilitating a high speed search |
US6031698A (en) * | 1997-06-10 | 2000-02-29 | Iomega Corporation | Multiple partition tape cartridge detection means |
US5992783A (en) * | 1998-09-29 | 1999-11-30 | Storage Technolgy Corporation | Method of tape attachment to a tape cartridge reel |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3005056A (en) * | 1956-02-02 | 1961-10-17 | Columbia Broadcasting Syst Inc | Recording reproducing system |
US3213204A (en) * | 1961-03-21 | 1965-10-19 | Nippon Electric Co | Magnetic tape recorder |
GB1052373A (sv) * | 1962-09-11 | |||
US3463878A (en) * | 1967-01-13 | 1969-08-26 | Ibm | Video recording apparatus |
US3654618A (en) * | 1969-10-28 | 1972-04-04 | Fujitsu Ltd | Magnetic tape unit control system |
US3666897A (en) * | 1969-12-17 | 1972-05-30 | Ibm | Recording and reproducing system with video heads reading both information data from oblique tracks and address data from the longitudinal control track |
JPS556277B1 (sv) * | 1970-06-23 | 1980-02-14 | ||
US3716838A (en) * | 1970-08-24 | 1973-02-13 | Honeywell Inf Systems | Data processing system with selective character addressing of system store |
US3729203A (en) * | 1970-10-16 | 1973-04-24 | W Kinard | Tape side and track direction indication |
US3838453A (en) * | 1972-05-18 | 1974-09-24 | Ibm | Track following system for magnetic tape recorder |
US3781490A (en) * | 1973-06-01 | 1973-12-25 | Ibm | Web tension and speed control in a reel-to-reel web transport |
-
1974
- 1974-03-14 US US05/451,270 patent/US3932894A/en not_active Expired - Lifetime
-
1975
- 1975-01-10 FR FR7501217A patent/FR2264351B1/fr not_active Expired
- 1975-01-17 CA CA218,274A patent/CA1064609A/en not_active Expired
- 1975-02-15 DE DE19752506440 patent/DE2506440A1/de not_active Ceased
- 1975-02-18 IT IT20348/75A patent/IT1031801B/it active
- 1975-02-28 GB GB8382/75A patent/GB1479861A/en not_active Expired
- 1975-02-28 JP JP2409075A patent/JPS5632703B2/ja not_active Expired
- 1975-02-28 SE SE7502293A patent/SE406828B/sv not_active IP Right Cessation
- 1975-03-06 NL NL7502639A patent/NL7502639A/xx not_active Application Discontinuation
- 1975-03-10 ZA ZA00751446A patent/ZA751446B/xx unknown
- 1975-03-14 BE BE154352A patent/BE826708A/xx not_active IP Right Cessation
-
1981
- 1981-02-04 JP JP56014473A patent/JPS585461B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US3932894A (en) | 1976-01-13 |
JPS50125709A (sv) | 1975-10-03 |
CA1064609A (en) | 1979-10-16 |
JPS56124154A (en) | 1981-09-29 |
FR2264351A1 (sv) | 1975-10-10 |
NL7502639A (nl) | 1975-09-16 |
SE7502293L (sv) | 1975-09-15 |
BE826708A (fr) | 1975-06-30 |
DE2506440A1 (de) | 1975-09-18 |
GB1479861A (en) | 1977-07-13 |
IT1031801B (it) | 1979-05-10 |
JPS585461B2 (ja) | 1983-01-31 |
FR2264351B1 (sv) | 1976-12-31 |
JPS5632703B2 (sv) | 1981-07-29 |
ZA751446B (en) | 1976-10-27 |
AU7881275A (en) | 1976-09-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |
Ref document number: 7502293-9 Effective date: 19890426 Format of ref document f/p: F |