NO953584D0 - Digitalt registreringssystem - Google Patents
Digitalt registreringssystemInfo
- Publication number
- NO953584D0 NO953584D0 NO953584A NO953584A NO953584D0 NO 953584 D0 NO953584 D0 NO 953584D0 NO 953584 A NO953584 A NO 953584A NO 953584 A NO953584 A NO 953584A NO 953584 D0 NO953584 D0 NO 953584D0
- Authority
- NO
- Norway
- Prior art keywords
- registration system
- digital registration
- digital
- registration
- Prior art date
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
- G11B5/02—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
- 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
- G11B5/027—Analogue recording
- G11B5/03—Biasing
-
- 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
- G11B2005/0002—Special dispositions or recording techniques
- G11B2005/0005—Arrangements, methods or circuits
- G11B2005/001—Controlling recording characteristics of record carriers or transducing characteristics of transducers by means not being part of their structure
- G11B2005/0013—Controlling recording characteristics of record carriers or transducing characteristics of transducers by means not being part of their structure of transducers, e.g. linearisation, equalisation
- G11B2005/0016—Controlling recording characteristics of record carriers or transducing characteristics of transducers by means not being part of their structure of transducers, e.g. linearisation, equalisation of magnetoresistive transducers
- G11B2005/0018—Controlling recording characteristics of record carriers or transducing characteristics of transducers by means not being part of their structure of transducers, e.g. linearisation, equalisation of magnetoresistive transducers by current biasing control or regulation
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/030,800 US5390054A (en) | 1993-03-12 | 1993-03-12 | Method and system for minimizing the error rate of a digital recording system by predicting the optimal bias current |
PCT/US1994/000832 WO1994020953A1 (en) | 1993-03-12 | 1994-01-24 | Digital recording system |
Publications (2)
Publication Number | Publication Date |
---|---|
NO953584D0 true NO953584D0 (no) | 1995-09-11 |
NO953584L NO953584L (no) | 1995-09-11 |
Family
ID=21856112
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO953584A NO953584L (no) | 1993-03-12 | 1995-09-11 | Digitalt registreringssystem |
Country Status (7)
Country | Link |
---|---|
US (1) | US5390054A (no) |
EP (1) | EP0688456B1 (no) |
JP (1) | JPH08507401A (no) |
KR (1) | KR960701434A (no) |
DE (1) | DE69402844T2 (no) |
NO (1) | NO953584L (no) |
WO (1) | WO1994020953A1 (no) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6122126A (en) * | 1993-08-03 | 2000-09-19 | Sony Corporation | Digital magnetic reproducing apparatus and digital magnetic recording/reproducing apparatus employing detection of second harmonic distortion and bias current control |
US5661614A (en) * | 1994-05-31 | 1997-08-26 | International Business Machines Corporation | Method and apparatus for error recovery for unstable magnetorestrictive heads |
US5600500A (en) * | 1994-11-14 | 1997-02-04 | Seagate Technology, Inc. | Performance based write current optimization process |
US5943177A (en) | 1995-05-26 | 1999-08-24 | Maxtor Corporation | MR head read signal preconditioning circuitry for reducing pulse -to-pulse baseline distortion |
BR9609673A (pt) * | 1995-06-06 | 1999-07-20 | Maxtor Corp | Correção de erros através de corrente de bias programável para cabeçotes mr de gravação |
JP3246374B2 (ja) * | 1997-01-13 | 2002-01-15 | 株式会社日立製作所 | 磁気抵抗効果型素子を用いた磁気記録装置 |
KR100518512B1 (ko) * | 1998-01-15 | 2005-11-25 | 삼성전자주식회사 | 리드 바이어스 전류 설정 방법 |
KR100562146B1 (ko) | 1998-03-04 | 2006-05-25 | 삼성전자주식회사 | 엠.알-바이어스 전류 최적화방법 |
EP0973153B1 (fr) * | 1998-07-17 | 2007-02-14 | Koninklijke Philips Electronics N.V. | Dispositif de lecture d'informations magnétiques |
US6512647B1 (en) * | 1999-08-27 | 2003-01-28 | Seagate Technology Llc | Method and apparatus for adaptive tuning bias current for magnetoresistive head |
JP3613396B2 (ja) * | 2001-06-25 | 2005-01-26 | 日本電気株式会社 | 機能ブロック |
DE10140517A1 (de) * | 2001-08-17 | 2003-02-27 | Philips Corp Intellectual Pty | Schaltungsanordnung zur Steuerung eines Sensors |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3016507A (en) * | 1959-09-14 | 1962-01-09 | Ibm | Thin film magneto resistance device |
US3967368A (en) * | 1972-10-11 | 1976-07-06 | International Business Machines Corporation | Method for manufacturing and using an internally biased magnetoresistive magnetic transducer |
US3979775A (en) * | 1975-09-08 | 1976-09-07 | International Business Machines Corporation | Magnetoresistive multitransducer assembly with compensation elements for thermal drift and bias balancing |
US4050086A (en) * | 1976-05-06 | 1977-09-20 | International Business Machines Corporation | Dynamic transducer biasing signal amplifying circuitry |
JPS54157610A (en) * | 1978-05-26 | 1979-12-12 | Sony Corp | Magnetic head |
FR2508203A1 (fr) * | 1981-06-19 | 1982-12-24 | Cii Honeywell Bull | Dispositif de transduction magnetoresistant de lecture d'informations codees a faible densite |
US4523243A (en) * | 1982-05-24 | 1985-06-11 | Storage Technology Corporation | Magnetoresistive transducer using an independent recessed electromagnetic bias |
CA1248222A (en) * | 1984-08-27 | 1989-01-03 | Yutaka Souda | Magnetic transducer head utilizing magnetoresistance effect |
JPS61102520A (ja) * | 1984-10-24 | 1986-05-21 | Canon Inc | 磁気センサ−装置 |
US4802043A (en) * | 1985-03-25 | 1989-01-31 | Hitachi, Ltd. | Magneto-resistive head for protecting against output spike noises |
US4712144A (en) * | 1985-08-20 | 1987-12-08 | International Business Machines Corporation | Method and apparatus for reading recorded data by a magnetoresistive head |
JPS6289204A (ja) * | 1985-10-16 | 1987-04-23 | Sanyo Electric Co Ltd | デジタル信号の再生装置 |
US4967298A (en) * | 1987-02-17 | 1990-10-30 | Mowry Greg S | Magnetic head with magnetoresistive sensor, inductive write head, and shield |
US5159511A (en) * | 1987-04-01 | 1992-10-27 | Digital Equipment Corporation | Biasing conductor for MR head |
US5081554A (en) * | 1987-04-01 | 1992-01-14 | Digital Equipment Corporation | Biasing conductor for MR head |
JPH0467304A (ja) * | 1990-07-02 | 1992-03-03 | Nec Corp | 磁気記録情報再生回路 |
US5301080A (en) * | 1992-12-31 | 1994-04-05 | International Business Machines Corporation | Bias servo loop for magneto-resistive read/write head |
-
1993
- 1993-03-12 US US08/030,800 patent/US5390054A/en not_active Expired - Fee Related
-
1994
- 1994-01-24 WO PCT/US1994/000832 patent/WO1994020953A1/en active IP Right Grant
- 1994-01-24 EP EP94907303A patent/EP0688456B1/en not_active Expired - Lifetime
- 1994-01-24 DE DE69402844T patent/DE69402844T2/de not_active Expired - Fee Related
- 1994-01-24 JP JP6519970A patent/JPH08507401A/ja active Pending
- 1994-01-24 KR KR1019950703849A patent/KR960701434A/ko not_active Application Discontinuation
-
1995
- 1995-09-11 NO NO953584A patent/NO953584L/no unknown
Also Published As
Publication number | Publication date |
---|---|
KR960701434A (ko) | 1996-02-24 |
WO1994020953A1 (en) | 1994-09-15 |
DE69402844D1 (de) | 1997-05-28 |
DE69402844T2 (de) | 1997-11-27 |
EP0688456B1 (en) | 1997-04-23 |
EP0688456A1 (en) | 1995-12-27 |
JPH08507401A (ja) | 1996-08-06 |
NO953584L (no) | 1995-09-11 |
US5390054A (en) | 1995-02-14 |
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