SE436527B - Magnethuvudfoljesystem styrt av tidbasfel - Google Patents
Magnethuvudfoljesystem styrt av tidbasfelInfo
- Publication number
- SE436527B SE436527B SE7901671A SE7901671A SE436527B SE 436527 B SE436527 B SE 436527B SE 7901671 A SE7901671 A SE 7901671A SE 7901671 A SE7901671 A SE 7901671A SE 436527 B SE436527 B SE 436527B
- Authority
- SE
- Sweden
- Prior art keywords
- signal
- track
- time base
- head
- signals
- Prior art date
Links
- 238000005452 bending Methods 0.000 claims description 31
- 230000033001 locomotion Effects 0.000 claims description 23
- 230000002829 reductive effect Effects 0.000 claims description 3
- 230000008859 change Effects 0.000 description 15
- 230000010363 phase shift Effects 0.000 description 10
- 230000002441 reversible effect Effects 0.000 description 10
- 230000004044 response Effects 0.000 description 9
- 230000010355 oscillation Effects 0.000 description 8
- 206010044565 Tremor Diseases 0.000 description 6
- 238000001514 detection method Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 238000012937 correction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000001052 transient effect Effects 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 241001406277 Darna Species 0.000 description 1
- 101100298295 Drosophila melanogaster flfl gene Proteins 0.000 description 1
- 101100056293 Rattus norvegicus Akr7a2 gene Proteins 0.000 description 1
- 208000032005 Spinocerebellar ataxia with axonal neuropathy type 2 Diseases 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 208000033361 autosomal recessive with axonal neuropathy 2 spinocerebellar ataxia Diseases 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000028161 membrane depolarization Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001850 reproductive effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
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
- 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
- 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
- G11B5/592—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 using bimorph elements supporting the heads
Landscapes
- Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
- Television Signal Processing For Recording (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2033278A JPS54113308A (en) | 1978-02-23 | 1978-02-23 | Tracking device for magnetic head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7901671L SE7901671L (sv) | 1979-08-24 |
| SE436527B true SE436527B (sv) | 1984-12-17 |
Family
ID=12024173
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7901671A SE436527B (sv) | 1978-02-23 | 1979-02-23 | Magnethuvudfoljesystem styrt av tidbasfel |
| SE7910393A SE438042B (sv) | 1978-02-23 | 1979-12-17 | Foljestyrsystem for ett magnethuvud |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7910393A SE438042B (sv) | 1978-02-23 | 1979-12-17 | Foljestyrsystem for ett magnethuvud |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US4296443A (en, 2012) |
| JP (1) | JPS54113308A (en, 2012) |
| AT (1) | AT380366B (en, 2012) |
| AU (1) | AU522312B2 (en, 2012) |
| BR (1) | BR7901180A (en, 2012) |
| CA (1) | CA1127294A (en, 2012) |
| CH (1) | CH632864A5 (en, 2012) |
| DE (2) | DE2953522C2 (en, 2012) |
| DK (1) | DK151421C (en, 2012) |
| ES (1) | ES478009A1 (en, 2012) |
| FR (1) | FR2418516B1 (en, 2012) |
| GB (1) | GB2016745B (en, 2012) |
| IT (1) | IT1111143B (en, 2012) |
| NL (1) | NL7901421A (en, 2012) |
| SE (2) | SE436527B (en, 2012) |
Families Citing this family (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1147456A (en) * | 1978-03-23 | 1983-05-31 | Raymond F. Ravizza | Automatically compensated movable head servo circuit and method |
| FR2438939A1 (fr) * | 1978-10-09 | 1980-05-09 | France Etat | Bi-resonateur piezoelectrique |
| JPS55102981A (en) * | 1979-01-31 | 1980-08-06 | Matsushita Electric Ind Co Ltd | Rotary-head type magnetic recording and reproducing device |
| JPS55159681A (en) * | 1979-05-31 | 1980-12-11 | Sony Corp | Tracking unit for magnetic head |
| JPS5665332A (en) * | 1979-10-29 | 1981-06-03 | Sony Corp | Magnetic recording and reproducing device |
| JPS56101621A (en) * | 1980-01-17 | 1981-08-14 | Victor Co Of Japan Ltd | Tracking system of magnetic reproducing device |
| JPS56115084A (en) * | 1980-02-16 | 1981-09-10 | Sony Corp | Video signal reproducer |
| JPS56117326A (en) * | 1980-02-18 | 1981-09-14 | Victor Co Of Japan Ltd | Rotary head type magnetic recording and reproducing device |
| BR8102104A (pt) * | 1980-04-08 | 1981-10-13 | Minnesota Mining & Mfg | Aparelho reprodutor de vedeotape com exploracao rotativa |
| JPS5727421A (en) * | 1980-07-23 | 1982-02-13 | Sony Corp | Track following device |
| JPS5733431A (en) | 1980-08-06 | 1982-02-23 | Sony Corp | Track following device |
| US4620253A (en) * | 1980-12-31 | 1986-10-28 | International Business Machines Corporation | Low mass actuator system for magnetic recording disk |
| JPS57140083A (en) * | 1981-02-24 | 1982-08-30 | Sony Corp | Video signal reproducing device |
| JPS57129595A (en) * | 1981-02-05 | 1982-08-11 | Sony Corp | Reproducer of color video signal |
| JPS57135583A (en) * | 1981-02-14 | 1982-08-21 | Sony Corp | Video signal reproducing device |
| JPS57203229A (en) * | 1981-06-09 | 1982-12-13 | Sony Corp | Magnetic recorder and reproducer |
| JPS5897984A (ja) * | 1981-12-04 | 1983-06-10 | Sony Corp | 映像信号再生装置 |
| US4447835A (en) * | 1982-01-11 | 1984-05-08 | Sony Corporation | Method and apparatus for single frame recording on video tape |
| JPS58169360A (ja) * | 1982-03-30 | 1983-10-05 | Sony Corp | ビデオ信号再生装置 |
| US4544967A (en) * | 1982-04-02 | 1985-10-01 | Ampex Corporation | Automatic scan tracking servo system |
| JPS58172078A (ja) * | 1982-04-02 | 1983-10-08 | Sony Corp | 再生装置 |
| US4689706A (en) * | 1982-09-15 | 1987-08-25 | Ampex Corporation | Apparatus and method for adjusting the respective positions of a magnetic head and video information along a magnetic track |
| DE3280426T2 (de) * | 1982-09-17 | 1993-05-13 | Ampex | Automatisches positionierungssystem fuer den rotierenden tonkopf in einem magnetbandgeraet fuer aufnahme und wiedergabe. |
| FR2537603B1 (fr) * | 1982-12-08 | 1985-07-12 | Guerin Maurice | Digesteur continu pour la production de biomethane a partir de substances organiques |
| GB2152321B (en) * | 1983-11-14 | 1988-01-13 | Transimage International Limit | Improvements in or relating to selection of video sources |
| JP2737182B2 (ja) * | 1988-11-29 | 1998-04-08 | ソニー株式会社 | オーディオデータの変速再生方法 |
| DE68923767T2 (de) * | 1988-12-06 | 1996-02-22 | Mitsubishi Electric Corp | Magnetisches Aufzeichnungs-/Wiedergabegerät. |
| US4988932A (en) * | 1989-10-10 | 1991-01-29 | Eastman Kodak Company | Constant velocity servosystem wtih high positional accuracy |
| KR940009171B1 (ko) * | 1990-12-29 | 1994-10-01 | 삼성전자 주식회사 | 에러플래그신호를 이용한 다이내믹 트래킹장치 및 방식 |
| US5384676A (en) * | 1991-04-19 | 1995-01-24 | Mitsubishi Denki Kabushiki Kaisha | Magnetic head position controller in a magnetic recording and reproducing apparatus |
Family Cites Families (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1952167A1 (de) * | 1969-10-16 | 1971-05-06 | Fernseh Gmbh | Verfahren zum selbsttaetigen Einstellen der relativen Lage des Kopfrades einer Magnetaufzeichnungsanlage |
| US3787616A (en) * | 1972-06-05 | 1974-01-22 | Newell Ind | Time base error correction system and method |
| DE2306197B1 (de) * | 1973-02-08 | 1974-04-25 | Grundig E.M.V. Elektro-Mechanischeversuchsanstalt Inh. Max Grundig, 8510 Fuerth | Anordnung zur automatischen Spursuche bei der Wiedergabe magnetischer Schrägspuraufzeichnungen |
| US3845500A (en) * | 1973-11-12 | 1974-10-29 | Ibm | Head to track alignment in a rotating head magnetic tape unit |
| US3959815A (en) * | 1974-01-28 | 1976-05-25 | Basf Aktiengesellschaft | Arrangements for time base error compensation |
| US3964094A (en) * | 1974-11-07 | 1976-06-15 | International Business Machines Corporation | Servo information pattern for rotating head magnetic tape unit independent of amplitude |
| JPS598891B2 (ja) * | 1974-11-26 | 1984-02-28 | ソニー株式会社 | 回転磁気ヘッド装置 |
| US4151569A (en) * | 1976-03-19 | 1979-04-24 | Ampex Corporation | Positionable transducer mounting structure using a piezoelectric bender element |
| US4106065A (en) * | 1976-03-19 | 1978-08-08 | Ampex Corporation | Drive circuitry for controlling movable video head |
| GB1579854A (en) * | 1976-03-19 | 1980-11-26 | Ampex | Method and apparatus for producing time base altered effects in data recording and reproducing apparatus |
| US4151570A (en) * | 1976-03-22 | 1979-04-24 | Ampex Corporation | Automatic scan tracking using a magnetic head supported by a piezoelectric bender element |
| JPS52127210A (en) * | 1976-04-16 | 1977-10-25 | Sony Corp | Picture signal reproducing apparatus |
| JPS6032258B2 (ja) * | 1976-09-13 | 1985-07-26 | ソニー株式会社 | 自動トラツキング制御装置 |
| US4044388A (en) * | 1976-10-05 | 1977-08-23 | Eastman Kodak Company | Interactive servo control system for use with a rotating-head magnetic tape player |
| US4120008A (en) * | 1976-10-05 | 1978-10-10 | Eastman Kodak Company | Overlap track servo for dynamic position correction in a rotary-head tape recorder |
| JPS5378716A (en) * | 1976-12-23 | 1978-07-12 | Sony Corp | Magnetic picture recorder/reproducer |
| DE2722977A1 (de) * | 1977-05-20 | 1978-11-23 | Grundig Emv | Anordnung zur exakten spurhaltung |
| JPS5492308A (en) * | 1977-12-29 | 1979-07-21 | Sony Corp | Head tracking device in recorder-reproducer |
| JPS54307U (en, 2012) * | 1977-06-04 | 1979-01-05 | ||
| AT353855B (de) * | 1977-07-28 | 1979-12-10 | Grundig Emv | Anordnung zur exakten spurhaltung |
| US4141047A (en) * | 1977-09-12 | 1979-02-20 | Sony Corporation | Method and apparatus for correcting tracking errors of a transducer which scans parallel record tracks |
| US4163993A (en) * | 1978-03-23 | 1979-08-07 | Ampex Corporation | Continuous slow motion automatic tracking system |
-
1978
- 1978-02-23 JP JP2033278A patent/JPS54113308A/ja active Granted
-
1979
- 1979-02-20 CA CA321,872A patent/CA1127294A/en not_active Expired
- 1979-02-22 BR BR7901180A patent/BR7901180A/pt unknown
- 1979-02-22 AU AU44515/79A patent/AU522312B2/en not_active Expired
- 1979-02-22 GB GB7906306A patent/GB2016745B/en not_active Expired
- 1979-02-22 CH CH173679A patent/CH632864A5/fr not_active IP Right Cessation
- 1979-02-22 NL NL7901421A patent/NL7901421A/xx not_active Application Discontinuation
- 1979-02-22 DK DK076479A patent/DK151421C/da not_active IP Right Cessation
- 1979-02-23 IT IT20506/79A patent/IT1111143B/it active
- 1979-02-23 US US06/014,764 patent/US4296443A/en not_active Expired - Lifetime
- 1979-02-23 SE SE7901671A patent/SE436527B/sv not_active IP Right Cessation
- 1979-02-23 ES ES478009A patent/ES478009A1/es not_active Expired
- 1979-02-23 FR FR7904749A patent/FR2418516B1/fr not_active Expired
- 1979-02-23 DE DE2953522A patent/DE2953522C2/de not_active Expired
- 1979-02-23 AT AT0143979A patent/AT380366B/de not_active IP Right Cessation
- 1979-02-23 DE DE19792907149 patent/DE2907149A1/de active Granted
- 1979-12-17 SE SE7910393A patent/SE438042B/sv not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| US4296443A (en) | 1981-10-20 |
| FR2418516B1 (fr) | 1985-10-11 |
| SE438042B (sv) | 1985-03-25 |
| SE7901671L (sv) | 1979-08-24 |
| IT7920506A0 (it) | 1979-02-23 |
| CA1127294A (en) | 1982-07-06 |
| CH632864A5 (fr) | 1982-10-29 |
| GB2016745A (en) | 1979-09-26 |
| DE2907149C2 (en, 2012) | 1989-06-15 |
| JPS6213726B2 (en, 2012) | 1987-03-28 |
| DK151421B (da) | 1987-11-30 |
| FR2418516A1 (fr) | 1979-09-21 |
| AT380366B (de) | 1986-05-12 |
| JPS54113308A (en) | 1979-09-04 |
| BR7901180A (pt) | 1979-10-09 |
| AU4451579A (en) | 1979-08-30 |
| GB2016745B (en) | 1982-08-25 |
| ATA143979A (de) | 1985-09-15 |
| DE2953522C2 (de) | 1985-08-22 |
| DK151421C (da) | 1988-06-13 |
| SE7910393L (sv) | 1979-12-17 |
| DK76479A (da) | 1979-08-24 |
| ES478009A1 (es) | 1979-10-16 |
| NL7901421A (nl) | 1979-08-27 |
| AU522312B2 (en) | 1982-05-27 |
| IT1111143B (it) | 1986-01-13 |
| DE2907149A1 (de) | 1979-09-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NAL | Patent in force |
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| NUG | Patent has lapsed |
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