CH619314A5 - - Google Patents
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- Publication number
- CH619314A5 CH619314A5 CH48677A CH48677A CH619314A5 CH 619314 A5 CH619314 A5 CH 619314A5 CH 48677 A CH48677 A CH 48677A CH 48677 A CH48677 A CH 48677A CH 619314 A5 CH619314 A5 CH 619314A5
- Authority
- CH
- Switzerland
- Prior art keywords
- track
- signal
- circuit
- tracks
- head
- 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
- G11B5/48—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
Landscapes
- Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
- Control Of Position Or Direction (AREA)
- Control Of Velocity Or Acceleration (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7600470A NL7600470A (nl) | 1976-01-17 | 1976-01-17 | Servosysteem voor het sturen van de positie van een magneetkop ten opzichte van een te volgen spoor. |
Publications (1)
Publication Number | Publication Date |
---|---|
CH619314A5 true CH619314A5 (ja) | 1980-09-15 |
Family
ID=19825467
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH48677A CH619314A5 (ja) | 1976-01-17 | 1977-01-14 |
Country Status (11)
Country | Link |
---|---|
US (1) | US4110799A (ja) |
JP (1) | JPS5288314A (ja) |
AU (1) | AU504718B2 (ja) |
BE (1) | BE850459A (ja) |
CH (1) | CH619314A5 (ja) |
DE (1) | DE2701318A1 (ja) |
ES (1) | ES455088A1 (ja) |
FR (1) | FR2338542A1 (ja) |
GB (1) | GB1571054A (ja) |
IT (1) | IT1076524B (ja) |
NL (1) | NL7600470A (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0123780A1 (de) * | 1983-04-23 | 1984-11-07 | GRUNDIG E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig holländ. Stiftung & Co. KG. | Verfahren zur dynamischen Spureinstellung bei Videorecordern |
DE3738462A1 (de) * | 1986-11-13 | 1988-05-26 | Ampex | System und verfahren zur erfassung eines satzes von parallelen spuren auf einem magnetischen aufzeichnungsmedium |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL7702815A (nl) * | 1977-03-16 | 1978-09-19 | Philips Nv | Werkwijze voor het regelen van de positie van een schrijf- respektievelijk leeskop en een inrichting voor het uitvoeren van de werkwijze. |
JPS5436709A (en) * | 1977-08-26 | 1979-03-17 | Sony Corp | Position control circuit for rotary magnetic head |
NL7801318A (nl) * | 1978-02-06 | 1979-08-08 | Philips Nv | Werkwijze voor het regelen van de positie van een schrijf-leeskop en inrichting voor het uitvoeren van de werkwijze. |
FR2459532B1 (fr) * | 1979-06-18 | 1987-07-31 | Quadrivium Tech Avancees | Procede pour associer une information auxiliaire a une information principale enregistree et application au controle de la reproduction d'information enregistree |
NL7904885A (nl) * | 1979-06-22 | 1980-12-24 | Philips Nv | Inrichting voor het uitlezen van informatie. |
US4313140A (en) * | 1979-12-07 | 1982-01-26 | International Business Machines Corporation | Buried control signal recording systems and method |
JPS5683836A (en) * | 1979-12-10 | 1981-07-08 | Victor Co Of Japan Ltd | Magnetic recording and reproducing device |
JPS5753823A (en) * | 1980-09-17 | 1982-03-31 | Matsushita Electric Ind Co Ltd | Tracking control system |
US4390911A (en) * | 1981-04-30 | 1983-06-28 | International Business Machines Corporation | Signal separation in magnetic recording using buried servo |
US4432026A (en) * | 1981-08-10 | 1984-02-14 | Ampex Corporation | Apparatus and method for determining read head position |
CA1210147A (en) * | 1982-03-18 | 1986-08-19 | Hiroshi Yoshioka | Tracking controlling apparatus |
JPS5992460A (ja) * | 1982-11-18 | 1984-05-28 | Sansui Electric Co | 磁気記録再生方式 |
JP2799704B2 (ja) * | 1986-07-28 | 1998-09-21 | キヤノン株式会社 | 画像記録再生装置 |
US4951162A (en) * | 1986-11-06 | 1990-08-21 | Canon Kabushiki Kaisha | Tracking control system with pilot signal phase setting circuitry |
US5229891A (en) * | 1986-11-06 | 1993-07-20 | Canon Kabushiki Kaisha | Tracking control system using single frequency pilot signal |
US5070421A (en) * | 1987-09-25 | 1991-12-03 | Fuji Xerox Co., Ltd. | Magnetic disk system having tracking control using recorded information |
US4979051A (en) * | 1988-03-22 | 1990-12-18 | Eggebeen James A | Bimodal multi-track magnetic head |
US4975791A (en) * | 1988-03-22 | 1990-12-04 | Carlisle Memory Products Group Incorporated | Recording system having head transducers with controlled skew |
JPH06503673A (ja) * | 1991-10-10 | 1994-04-21 | イーストマン・コダック・カンパニー | テーパ付き変換キャップを有するサーボヘッドを備えたトラッキング制御装置 |
US5319502A (en) * | 1992-01-10 | 1994-06-07 | International Business Machines Corporation | System and method for employing buried servos within a magnetic recording medium |
US5995315A (en) * | 1997-05-09 | 1999-11-30 | Hewlett-Packard Company | Servo system for following a magnetic track having identifying pulse widths |
US7102845B2 (en) * | 2003-10-20 | 2006-09-05 | Quantum Corporation | Servo methods and systems using existing data structures and medium edge position |
US7139152B2 (en) * | 2003-10-20 | 2006-11-21 | Quantum Corporation | Servo methods and systems using existing data structures and optical masks |
US7099102B2 (en) * | 2003-10-20 | 2006-08-29 | Quantum Corporation | Multiple format magnetic storage media drive |
US7149050B2 (en) * | 2003-10-20 | 2006-12-12 | Quantum Corporation | Diffractive position sensors and control systems |
US7116514B2 (en) * | 2003-10-20 | 2006-10-03 | Quantum Corporation | Methods and systems for magnetic recording |
US7085095B2 (en) * | 2003-10-20 | 2006-08-01 | Quantum Corporation | Electromagnetic void-sensing probes and position control systems |
US7136255B2 (en) * | 2003-10-20 | 2006-11-14 | Quantum Corporation | Servo methods and systems using masked medium edge position sensors |
US7184233B2 (en) * | 2004-06-04 | 2007-02-27 | Quantum Corporation | Dual source tracking servo systems and associated methods |
US20060103968A1 (en) * | 2004-11-12 | 2006-05-18 | Jurneke Joe K | Dynamic skew compensation systems and associated methods |
US7499235B2 (en) * | 2005-03-18 | 2009-03-03 | Quantum Corporation | Auto-servo tape system and associated recording head |
US7486464B2 (en) * | 2005-10-20 | 2009-02-03 | Quantum Corporation | Ultra high track density adaptive head core track pitch control |
US7826169B2 (en) * | 2007-04-25 | 2010-11-02 | Quantum Corporation | Servo error detection and compensation utilizing virtual data tracking servo methods |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3034111A (en) * | 1958-11-24 | 1962-05-08 | Ibm | Data storage system |
US3185972A (en) * | 1961-10-10 | 1965-05-25 | Ibm | Transducer positioning system utilizing record with interspersed data and positioning information |
FR1350194A (fr) * | 1962-02-05 | 1964-01-24 | Sperry Rand Corp | Dispositif pour placer de façon correcte un transducteur par rapport à une piste d'enregistrement |
FR1383200A (fr) * | 1962-11-30 | 1964-12-24 | Ibm | Dispositif d'enregistrement magnétique |
BE640044A (ja) * | 1962-11-30 | 1964-03-16 | ||
US3305731A (en) * | 1963-05-29 | 1967-02-21 | Sperry Rand Corp | Level correction circuit |
US3479664A (en) * | 1965-12-28 | 1969-11-18 | Data Products Corp | Servo positioning system |
US3427606A (en) * | 1966-03-02 | 1969-02-11 | Ibm | Memory system |
DE2530482C2 (de) * | 1974-07-15 | 1984-11-15 | N.V. Philips' Gloeilampenfabrieken, Eindhoven | Servosystem für ein Videoaufzeichnungsgerät |
-
1976
- 1976-01-17 NL NL7600470A patent/NL7600470A/xx not_active Application Discontinuation
-
1977
- 1977-01-13 US US05/759,103 patent/US4110799A/en not_active Expired - Lifetime
- 1977-01-13 AU AU21288/77A patent/AU504718B2/en not_active Expired
- 1977-01-14 GB GB1493/77A patent/GB1571054A/en not_active Expired
- 1977-01-14 CH CH48677A patent/CH619314A5/de not_active IP Right Cessation
- 1977-01-14 DE DE19772701318 patent/DE2701318A1/de not_active Ceased
- 1977-01-14 IT IT19291/77A patent/IT1076524B/it active
- 1977-01-15 ES ES455088A patent/ES455088A1/es not_active Expired
- 1977-01-17 JP JP386977A patent/JPS5288314A/ja active Pending
- 1977-01-17 FR FR7701198A patent/FR2338542A1/fr active Pending
- 1977-01-17 BE BE174140A patent/BE850459A/xx unknown
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0123780A1 (de) * | 1983-04-23 | 1984-11-07 | GRUNDIG E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig holländ. Stiftung & Co. KG. | Verfahren zur dynamischen Spureinstellung bei Videorecordern |
DE3738462A1 (de) * | 1986-11-13 | 1988-05-26 | Ampex | System und verfahren zur erfassung eines satzes von parallelen spuren auf einem magnetischen aufzeichnungsmedium |
Also Published As
Publication number | Publication date |
---|---|
BE850459A (fr) | 1977-07-18 |
AU2128877A (en) | 1978-07-20 |
NL7600470A (nl) | 1977-07-19 |
IT1076524B (it) | 1985-04-27 |
JPS5288314A (en) | 1977-07-23 |
FR2338542A1 (fr) | 1977-08-12 |
AU504718B2 (en) | 1979-10-25 |
GB1571054A (en) | 1980-07-09 |
DE2701318A1 (de) | 1977-07-21 |
US4110799A (en) | 1978-08-29 |
ES455088A1 (es) | 1977-12-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |