WO2000030076A3 - Methods for monitoring or adjusting a tape drive using control data packets - Google Patents
Methods for monitoring or adjusting a tape drive using control data packets Download PDFInfo
- Publication number
- WO2000030076A3 WO2000030076A3 PCT/US1999/027313 US9927313W WO0030076A3 WO 2000030076 A3 WO2000030076 A3 WO 2000030076A3 US 9927313 W US9927313 W US 9927313W WO 0030076 A3 WO0030076 A3 WO 0030076A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- monitoring
- adjusting
- tape
- methods
- control data
- 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
- G11B15/02—Control of operating function, e.g. switching from recording to reproducing
- G11B15/05—Control of operating function, e.g. switching from recording to reproducing by sensing features present on or derived from record carrier or container
-
- 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
- G11B15/05—Control of operating function, e.g. switching from recording to reproducing by sensing features present on or derived from record carrier or container
- G11B15/06—Control of operating function, e.g. switching from recording to reproducing by sensing features present on or derived from record carrier or container by sensing auxiliary features on record carriers or containers, e.g. to stop machine near the end of a tape
-
- 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
- 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
- G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
- G11B15/1808—Driving of both record carrier and head
- G11B15/1816—Programmed access in sequence to indexed parts of operating tapes cooperating with rotating heads
-
- 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
- G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
- G11B15/1808—Driving of both record carrier and head
- G11B15/1875—Driving of both record carrier and head adaptations for special effects or 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
-
- 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
- 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
- G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
- G11B15/46—Controlling, regulating, or indicating speed
- G11B15/467—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven
- G11B15/4673—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven by controlling the speed of the tape while the head is rotating
-
- 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
- G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
- G11B15/46—Controlling, regulating, or indicating speed
- G11B15/48—Starting; Accelerating; Decelerating; Arrangements preventing malfunction during drive change
-
- 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
- G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
- G11B15/46—Controlling, regulating, or indicating speed
- G11B15/52—Controlling, regulating, or indicating speed by using signals recorded on, or derived from, record carrier
-
- 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
- G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
- G11B15/46—Controlling, regulating, or indicating speed
- G11B15/54—Controlling, regulating, or indicating speed by stroboscope; by tachometer
-
- 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
- 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
Abstract
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU17338/00A AU1733800A (en) | 1998-11-16 | 1999-11-16 | Method and system for monitoring and adjusting tape position using control data packets |
JP2000583005A JP2002530787A (en) | 1998-11-16 | 1999-11-16 | Tape position monitoring and adjusting method and system using control data packet |
EP99960452A EP1131821A2 (en) | 1998-11-16 | 1999-11-16 | Methods for monitoring or adjusting a tape drive using control data packets |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/193,030 | 1998-11-16 | ||
US09/193,030 US6603618B1 (en) | 1998-11-16 | 1998-11-16 | Method and system for monitoring and adjusting tape position using control data packets |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2000030076A2 WO2000030076A2 (en) | 2000-05-25 |
WO2000030076A3 true WO2000030076A3 (en) | 2000-10-12 |
Family
ID=22712004
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US1999/027313 WO2000030076A2 (en) | 1998-11-16 | 1999-11-16 | Methods for monitoring or adjusting a tape drive using control data packets |
Country Status (7)
Country | Link |
---|---|
US (1) | US6603618B1 (en) |
EP (3) | EP1526527B1 (en) |
JP (1) | JP2002530787A (en) |
AT (1) | ATE406654T1 (en) |
AU (1) | AU1733800A (en) |
DE (1) | DE69939441D1 (en) |
WO (1) | WO2000030076A2 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060204209A1 (en) * | 2005-03-09 | 2006-09-14 | Exabyte Corporation | Pause strategy for magnetic tape recording |
US7433141B2 (en) * | 2005-03-09 | 2008-10-07 | Tandberg Data Corporation | Data randomization for rewriting in recording/reproduction apparatus |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58208915A (en) * | 1982-05-27 | 1983-12-05 | Sony Corp | Recording device |
US4471391A (en) * | 1982-04-02 | 1984-09-11 | Ampex Corporation | Tape timer for tape recorder/reproducer |
JPS60234278A (en) * | 1984-05-07 | 1985-11-20 | Matsushita Electric Ind Co Ltd | Digital tape recorder |
US5566032A (en) * | 1991-11-12 | 1996-10-15 | Storage Technology Corporation | Method for utilizing a longitudinal track on a helical scan tape data storage system to provide a fast search capability |
US5796536A (en) * | 1995-08-28 | 1998-08-18 | Sony Corporation | Automatic calibration of a rotary head switching signal |
JPH1116228A (en) * | 1997-06-20 | 1999-01-22 | Funai Electric Co Ltd | Magnetic video recording and reproducing device |
Family Cites Families (97)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3821710A (en) | 1972-12-04 | 1974-06-28 | Little Inc A | Multimode search and retrieval tape system |
JPS5736656B2 (en) | 1973-11-20 | 1982-08-05 | ||
US4011587A (en) | 1974-03-14 | 1977-03-08 | International Business Machines Corporation | Rotary head magnetic recorder for use with a specific record member |
US4106065A (en) | 1976-03-19 | 1978-08-08 | Ampex Corporation | Drive circuitry for controlling movable video head |
US4175267A (en) | 1976-07-30 | 1979-11-20 | Sony Corporation | Method and apparatus of inserting an address signal in a video signal |
US4099211A (en) | 1976-09-13 | 1978-07-04 | Ampex Corporation | Positionable transducing mounting structure and driving system therefor |
US4125881A (en) | 1977-05-19 | 1978-11-14 | International Business Machines Corporation | Tape motion control for reel-to-reel drive |
JPS5492308A (en) | 1977-12-29 | 1979-07-21 | Sony Corp | Head tracking device in recorder-reproducer |
DE2841728C2 (en) | 1978-09-26 | 1984-08-09 | Robert Bosch Gmbh, 7000 Stuttgart | Method and circuit arrangement for reproducing a video signal stored on magnetic tape at variable speed |
US4215377A (en) | 1978-10-10 | 1980-07-29 | Norris Elwood G | Multi-speed tape cassette system |
US4257075A (en) | 1979-03-23 | 1981-03-17 | Minnesota Mining And Manufacturing Company | Tape magazine and recording and/or playback machine with improved magazine locating and loading structure |
AU536904B2 (en) | 1979-06-06 | 1984-05-31 | Sony Corporation | Magnetic tape loading apparatus |
AU540275B2 (en) | 1979-09-27 | 1984-11-08 | Sony Corporation | V.t.r. synchronizing system |
JPS5683808A (en) | 1979-12-11 | 1981-07-08 | Sony Corp | Magnetic recording and reproducing device |
JPS56156924A (en) | 1980-05-08 | 1981-12-03 | Sony Corp | Track following device |
JPS5727421A (en) | 1980-07-23 | 1982-02-13 | Sony Corp | Track following device |
JPS5733417A (en) | 1980-07-31 | 1982-02-23 | Fujitsu Ltd | Step feed controlling system of information medium |
US4467373A (en) | 1980-10-09 | 1984-08-21 | Micro Consultants Limited | Storage and retrieval of digital data on video tape recorders |
JPS5783978A (en) | 1980-11-12 | 1982-05-26 | Sony Corp | Video signal recorder and reproducer |
JPS5786161A (en) | 1980-11-17 | 1982-05-29 | Sony Corp | Tape loading device |
US4412260A (en) | 1981-04-24 | 1983-10-25 | Magnetic Peripherals Inc. | Cartridge receiver mechanism |
JPS57203228A (en) | 1981-06-09 | 1982-12-13 | Sony Corp | Tracking adjuster |
GB2111288B (en) | 1981-11-20 | 1985-04-11 | Sony Corp | Magnetic tape recording and reproducing arrangements |
US4544967A (en) | 1982-04-02 | 1985-10-01 | Ampex Corporation | Automatic scan tracking servo system |
JPS58185009A (en) | 1982-04-23 | 1983-10-28 | Sony Corp | Magnetic recording and reproducer |
JPS58194480A (en) | 1982-05-07 | 1983-11-12 | Matsushita Electric Ind Co Ltd | Magnetic video recording and reproducing device |
JPS5937783A (en) | 1982-08-25 | 1984-03-01 | Sony Corp | Recording device for video signal |
JPS59112406A (en) | 1982-12-17 | 1984-06-28 | Sony Corp | Recording and reproducing method of pcm signal |
US4628383A (en) | 1983-01-28 | 1986-12-09 | Victor Company Of Japan, Ltd. | Tape cassette loading device in a magnetic recording and/or reproducing apparatus |
DE3404099A1 (en) | 1983-02-08 | 1984-08-16 | Victor Company Of Japan, Ltd., Yokohama, Kanagawa | LOADING AND EJECTING DEVICE FOR A MAGNETIC TAPE CASSETTE IN A RECORDING AND / OR PLAYBACK DEVICE |
US4637023A (en) | 1983-02-14 | 1987-01-13 | Prime Computer, Inc. | Digital data error correction method and apparatus |
JPS59151348A (en) | 1983-02-16 | 1984-08-29 | Sanyo Electric Co Ltd | Recording mode discriminating circuit |
JPS59157810A (en) | 1983-02-28 | 1984-09-07 | Sony Corp | Recording and reproducing method of pcm signal |
JPS59185019A (en) | 1983-04-04 | 1984-10-20 | Nec Corp | Special reproducer |
JPS59213057A (en) | 1983-05-16 | 1984-12-01 | Sony Corp | Tape loading device |
JPS6025062A (en) | 1983-07-21 | 1985-02-07 | Sony Corp | Recording method of address signal |
JPS6032110A (en) | 1983-08-03 | 1985-02-19 | Victor Co Of Japan Ltd | Head position controller |
DE3475669D1 (en) | 1983-09-08 | 1989-01-19 | Fuji Photo Film Co Ltd | Device for loading or unloading magnetic disc pack |
US4641210A (en) | 1983-09-24 | 1987-02-03 | Sony Corporation | Magnetic recording and reproducing apparatus |
JPS6064441U (en) | 1983-10-05 | 1985-05-07 | 日本ビクター株式会社 | Tape storage case insertion lid lock mechanism |
JPS60197969A (en) | 1984-03-19 | 1985-10-07 | Sanyo Electric Co Ltd | Tape speed discriminating circuit |
US4554598A (en) | 1984-05-25 | 1985-11-19 | Honeywell Information Systems, Inc. | Single revolution disk sector formatter |
JPS60194793U (en) | 1984-06-01 | 1985-12-25 | ソニー株式会社 | cassette tape recorder |
JPH0687330B2 (en) | 1984-08-06 | 1994-11-02 | ソニー株式会社 | Digital signal playback device |
JPS6166250A (en) | 1984-09-07 | 1986-04-05 | Sony Corp | Tracking control circuit |
AT382475B (en) | 1984-11-15 | 1987-02-25 | Philips Nv | RECORDING AND / OR PLAYING DEVICE |
JPS61187103A (en) | 1985-02-14 | 1986-08-20 | Sony Corp | Device for recording and reproducing audio signal |
DE3682412D1 (en) | 1985-02-25 | 1991-12-19 | Matsushita Electric Ind Co Ltd | DIGITAL DATA RECORDING AND PLAYBACK METHOD. |
JPS61196422A (en) | 1985-02-25 | 1986-08-30 | Sony Corp | Recording device for video signal |
JPH0792958B2 (en) | 1985-05-27 | 1995-10-09 | ソニー株式会社 | Cassette type recording / reproducing device |
JPS629552A (en) | 1985-07-08 | 1987-01-17 | Canon Inc | Signal reproducing device |
JP2606186B2 (en) | 1985-07-09 | 1997-04-30 | ソニー株式会社 | Recording and playback device |
US4935824A (en) | 1985-07-19 | 1990-06-19 | Sony Corporation | Information recording apparatus |
JPS6252752A (en) | 1985-08-30 | 1987-03-07 | Sony Corp | Recording and reproducing device |
JPH0664893B2 (en) | 1985-11-12 | 1994-08-22 | ソニー株式会社 | Magnetic tape recording / reproducing device |
JPS62140203A (en) | 1985-12-13 | 1987-06-23 | Pioneer Electronic Corp | Rotating head type digital signal reproducing device |
JPH07107782B2 (en) | 1986-02-28 | 1995-11-15 | ソニー株式会社 | Digital tape recorder |
DE3776161D1 (en) | 1986-03-04 | 1992-03-05 | Sony Corp | DIGITAL PLAYBACK DEVICE. |
JP2751150B2 (en) | 1986-03-11 | 1998-05-18 | ソニー株式会社 | Magnetic tape recording device and reproducing device |
US4897739A (en) | 1986-04-07 | 1990-01-30 | Canon Kabushiki Kaisha | Multi-channel recording apparatus using a plurality of heads in turn |
US4717974A (en) | 1986-05-19 | 1988-01-05 | Eastman Kodak Company | Waveguide apparatus for coupling a high data rate signal to and from a rotary head scanner |
US4821129A (en) | 1986-11-21 | 1989-04-11 | Hewlett-Packard Company | Tape positioning using reverse boundary capture: tape drive system and method |
KR970008628B1 (en) | 1986-12-26 | 1997-05-27 | 소니 가부시키사이샤 | Magnetic tape driving device |
US4769811A (en) | 1986-12-31 | 1988-09-06 | American Telephone And Telegraph Company, At&T Bell Laboratories | Packet switching system arranged for congestion control |
US4947272A (en) | 1987-03-30 | 1990-08-07 | Pioneer Electronic Corporation | Signal reproducing device which offsets the tracking error signal for a digital tape player |
US4835628A (en) | 1987-05-11 | 1989-05-30 | Exabyte Corporation | Apparatus and method for formatting and recording digital data on magnetic tape |
US4843495A (en) | 1987-05-11 | 1989-06-27 | Exabyte Corporation | Cyclical servo zone tracking method and apparatus for helical scan recording devices |
US4845577A (en) | 1987-05-11 | 1989-07-04 | Exabyte Corporation | Apparatus and method for enabling rapid searching of helically recorded magnetic tape |
US5115500A (en) | 1988-01-11 | 1992-05-19 | International Business Machines Corporation | Plural incompatible instruction format decode method and apparatus |
US5003411A (en) | 1988-02-26 | 1991-03-26 | Pioneer Electronic Corporation | Method for recording/reproducing and searching digital signals using a helical scan type rotary head |
NL8800856A (en) | 1988-04-05 | 1989-11-01 | Philips Nv | MAGNETIC TAPE EQUIPMENT FITTED WITH A CONTROL UNIT FOR CONTROLLING BANDBUFFERS, TIRE PRESSURE AND TIRE TRANSPORT. |
US4933784A (en) | 1988-10-31 | 1990-06-12 | Ampex Corporation | Automatic head position tracking system for video signals recorded in a segmented format |
US4935827A (en) | 1988-11-09 | 1990-06-19 | Ampex Corporation | Dynamic head position tracking control for a magnetic tape playback system |
US4930027A (en) | 1988-11-23 | 1990-05-29 | Ampex Corporation | Method and apparatus for tape speed override operation when recovering helical audio |
US5103355A (en) | 1989-04-11 | 1992-04-07 | Ampex Corporation | System for correlating head scan tracking and tape timer transitions |
US5274772A (en) | 1989-06-28 | 1993-12-28 | International Business Machines Corporation | Data processing systems having means for selectively combining records into signal blocks for recording in a record medium |
US5142422A (en) | 1989-11-09 | 1992-08-25 | Exabyte Corporation | Dual channel helical recorder |
US5034833A (en) | 1989-11-09 | 1991-07-23 | Exabyte Corporation | Method and apparatus for loading data cartridge about two pivot axes into cartridge drive |
US5068757A (en) | 1989-11-09 | 1991-11-26 | Exabyte Corporation | Servo tracking for helical scan recorder |
JP2940033B2 (en) | 1989-12-07 | 1999-08-25 | ソニー株式会社 | Scanning locus evaluation device |
JPH03110607U (en) * | 1990-02-27 | 1991-11-13 | ||
US5050018A (en) | 1990-04-19 | 1991-09-17 | Exabyte Corporation | Apparatus and method for reading helically recorded tracks and rereading tracks as necessary |
JPH0447568A (en) | 1990-06-15 | 1992-02-17 | Teac Corp | Data read-out method for magnetic tape device |
US5191491A (en) | 1990-11-09 | 1993-03-02 | Exabyte Corporation | Method and apparatus for reading distorted helical stripes |
US5309300A (en) * | 1991-08-06 | 1994-05-03 | R-Byte, Inc. | Beginning/end of tape detection system |
US5327305A (en) | 1992-08-14 | 1994-07-05 | Conner Peripherals, Inc. | Tape format detection system |
JPH06131821A (en) * | 1992-10-14 | 1994-05-13 | Sony Corp | Information signal recording device |
JPH06334958A (en) * | 1993-05-25 | 1994-12-02 | Hitachi Ltd | Recording and reproducing device for digital video signal |
US5349481A (en) | 1993-06-10 | 1994-09-20 | Exabyte Corporation | Apparatus and method for distorted track data recovery by rewinding and re-reading the tape at a slower than nominal speed |
US5978166A (en) * | 1993-08-02 | 1999-11-02 | Teac Corporation | Method of and apparatus for positioning a rotary magnetic head drum in an arcuate scan system |
AU1052995A (en) | 1993-11-12 | 1995-05-29 | Exabyte Corporation | Capstanless helical drive system |
JP3109363B2 (en) | 1993-12-28 | 2000-11-13 | 松下電器産業株式会社 | Magnetic recording / reproducing device |
JP3138607B2 (en) * | 1995-02-22 | 2001-02-26 | 日本電気株式会社 | Magnetic tape controller |
KR100197594B1 (en) | 1995-10-24 | 1999-06-15 | 윤종용 | Device and method for recording/reproducing variable control signals for multiple speed reproduction |
US5872997A (en) | 1997-02-14 | 1999-02-16 | Exabyte Corporation | System for dynamically determining motion and reconnect thresholds of a storage media based on the effective transfer rate |
US5953177A (en) | 1997-03-24 | 1999-09-14 | Exabyte Corporation | Write splicing for helical scan recorder |
US6381706B1 (en) * | 1998-10-20 | 2002-04-30 | Ecrix Corporation | Fine granularity rewrite method and apparatus for data storage device |
-
1998
- 1998-11-16 US US09/193,030 patent/US6603618B1/en not_active Expired - Lifetime
-
1999
- 1999-11-16 AU AU17338/00A patent/AU1733800A/en not_active Abandoned
- 1999-11-16 EP EP05001685A patent/EP1526527B1/en not_active Expired - Lifetime
- 1999-11-16 DE DE69939441T patent/DE69939441D1/en not_active Expired - Fee Related
- 1999-11-16 EP EP05001686A patent/EP1526528A1/en not_active Withdrawn
- 1999-11-16 WO PCT/US1999/027313 patent/WO2000030076A2/en active Application Filing
- 1999-11-16 EP EP99960452A patent/EP1131821A2/en not_active Withdrawn
- 1999-11-16 JP JP2000583005A patent/JP2002530787A/en active Pending
- 1999-11-16 AT AT05001685T patent/ATE406654T1/en not_active IP Right Cessation
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4471391A (en) * | 1982-04-02 | 1984-09-11 | Ampex Corporation | Tape timer for tape recorder/reproducer |
JPS58208915A (en) * | 1982-05-27 | 1983-12-05 | Sony Corp | Recording device |
JPS60234278A (en) * | 1984-05-07 | 1985-11-20 | Matsushita Electric Ind Co Ltd | Digital tape recorder |
US5566032A (en) * | 1991-11-12 | 1996-10-15 | Storage Technology Corporation | Method for utilizing a longitudinal track on a helical scan tape data storage system to provide a fast search capability |
US5796536A (en) * | 1995-08-28 | 1998-08-18 | Sony Corporation | Automatic calibration of a rotary head switching signal |
JPH1116228A (en) * | 1997-06-20 | 1999-01-22 | Funai Electric Co Ltd | Magnetic video recording and reproducing device |
Non-Patent Citations (3)
Title |
---|
PATENT ABSTRACTS OF JAPAN vol. 008, no. 060 (P - 262) 22 March 1984 (1984-03-22) * |
PATENT ABSTRACTS OF JAPAN vol. 010, no. 102 (P - 448) 18 April 1986 (1986-04-18) * |
PATENT ABSTRACTS OF JAPAN vol. 1999, no. 04 30 April 1999 (1999-04-30) * |
Also Published As
Publication number | Publication date |
---|---|
EP1526528A1 (en) | 2005-04-27 |
EP1526527A1 (en) | 2005-04-27 |
EP1526527B1 (en) | 2008-08-27 |
EP1131821A2 (en) | 2001-09-12 |
JP2002530787A (en) | 2002-09-17 |
ATE406654T1 (en) | 2008-09-15 |
WO2000030076A2 (en) | 2000-05-25 |
AU1733800A (en) | 2000-06-05 |
US6603618B1 (en) | 2003-08-05 |
DE69939441D1 (en) | 2008-10-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
AU5603490A (en) | Combining small records into a single record block for recording on a record media | |
AU1424995A (en) | Method and device for recording data, data recording medium,and method and device for reproducing data | |
AU1837097A (en) | Dynamic control of magnetic tape drive data transfer rate | |
SG115356A1 (en) | Method for detecting abnormal magnetic head fly height, method for data writing, and hard disk drive apparatus | |
WO2000023992A3 (en) | Variable speed recording method and apparatus for a magnetic tape drive | |
AU2184899A (en) | Information recorder, recording method, and recording media | |
WO2002013192A3 (en) | Information recording medium, information recording and reproduction method, and information recording and reproduction apparatus | |
SG98026A1 (en) | Magnetic head with high reliability of the data protection, magnetic disk apparatus including the magnetic head and the method of recording information on the magnetic disk apparatus without miserasin | |
DE69615972D1 (en) | Magnetoresistive head, manufacturing method therefor, and magnetic recording / reproducing drive | |
AU621629B2 (en) | Magnetic recording medium, its production method and its use | |
AU4410189A (en) | Frame-by-frame data recording film information exchange system using dedicated magnetic tracks on film | |
EP0658052A3 (en) | Rotary head type magnetic recording and reproducing apparatus. | |
WO2000030076A3 (en) | Methods for monitoring or adjusting a tape drive using control data packets | |
EP0929071A3 (en) | Multiple tape cartridge and drive system wherein tapes are extracted from the cartridge | |
DE69523411T2 (en) | Information signal recording method, magnetic tape and information signal recording and reproducing method | |
AU3311084A (en) | Slanted pole head for magnetic recording | |
AU2001290299A1 (en) | Record medium, its recorder, its recording method, its reproducing apparatus, and its reproducing apparatus | |
EP0362561A3 (en) | Method of, and video magnetic tape recorder for avoiding the inadvertent overwriting of video signal parts recorded on a video magnetic tape | |
EP0550761A4 (en) | Method for controlling data recording on magnetic tape | |
AU650855B2 (en) | System for recording/reproducing signals on/from magnetic tape in cassettes | |
EP1376595A3 (en) | Recording medium, and recording apparatus, reproducing apparatus, recording method and control method thereof | |
AU2912395A (en) | Head positioning in a multi-track magnetic tape recorder/player | |
AU1658101A (en) | Appended data recording on magnetic tape | |
AU6191994A (en) | Tracking control circuit for rotary head magnetic recording/reproducing apparatus | |
EP0744735A3 (en) | Magnetic head apparatus, tape cartridge and recording/reproducing apparatus |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ENP | Entry into the national phase |
Ref country code: AU Ref document number: 2000 17338 Kind code of ref document: A Format of ref document f/p: F |
|
AK | Designated states |
Kind code of ref document: A2 Designated state(s): AE AL AM AT AU AZ BA BB BG BR BY CA CH CN CR CU CZ DE DK DM EE ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX NO NZ PL PT RO RU SD SE SG SI SK SL TJ TM TR TT TZ UA UG UZ VN YU ZA ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A2 Designated state(s): GH GM KE LS MW SD SL SZ TZ UG ZW AM AZ BY KG KZ MD RU TJ TM AT BE CH CY DE DK ES FI FR GB GR IE IT LU MC NL PT SE BF BJ CF CG CI CM GA GN GW ML MR NE SN TD TG |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
DFPE | Request for preliminary examination filed prior to expiration of 19th month from priority date (pct application filed before 20040101) | ||
AK | Designated states |
Kind code of ref document: A3 Designated state(s): AE AL AM AT AU AZ BA BB BG BR BY CA CH CN CR CU CZ DE DK DM EE ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX NO NZ PL PT RO RU SD SE SG SI SK SL TJ TM TR TT TZ UA UG UZ VN YU ZA ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A3 Designated state(s): GH GM KE LS MW SD SL SZ TZ UG ZW AM AZ BY KG KZ MD RU TJ TM AT BE CH CY DE DK ES FI FR GB GR IE IT LU MC NL PT SE BF BJ CF CG CI CM GA GN GW ML MR NE SN TD TG |
|
ENP | Entry into the national phase |
Ref country code: JP Ref document number: 2000 583005 Kind code of ref document: A Format of ref document f/p: F |
|
WWE | Wipo information: entry into national phase |
Ref document number: 1999960452 Country of ref document: EP |
|
WWP | Wipo information: published in national office |
Ref document number: 1999960452 Country of ref document: EP |
|
REG | Reference to national code |
Ref country code: DE Ref legal event code: 8642 |