DE2907149C2 - - Google Patents
Info
- Publication number
- DE2907149C2 DE2907149C2 DE2907149A DE2907149A DE2907149C2 DE 2907149 C2 DE2907149 C2 DE 2907149C2 DE 2907149 A DE2907149 A DE 2907149A DE 2907149 A DE2907149 A DE 2907149A DE 2907149 C2 DE2907149 C2 DE 2907149C2
- Authority
- DE
- Germany
- Prior art keywords
- signal
- track
- head
- circuit
- jump
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 230000008859 change Effects 0.000 claims description 59
- 230000033001 locomotion Effects 0.000 description 65
- 238000005070 sampling Methods 0.000 description 14
- 230000002441 reversible effect Effects 0.000 description 13
- 238000000034 method Methods 0.000 description 12
- 230000008569 process Effects 0.000 description 12
- 238000001514 detection method Methods 0.000 description 11
- 230000010355 oscillation Effects 0.000 description 11
- 230000010363 phase shift Effects 0.000 description 10
- 230000001360 synchronised effect Effects 0.000 description 10
- 206010044565 Tremor Diseases 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 6
- 238000012937 correction Methods 0.000 description 5
- 230000001965 increasing effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000008030 elimination Effects 0.000 description 3
- 238000003379 elimination reaction Methods 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000001052 transient effect Effects 0.000 description 2
- 206010012289 Dementia Diseases 0.000 description 1
- 208000032005 Spinocerebellar ataxia with axonal neuropathy type 2 Diseases 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 208000033361 autosomal recessive with axonal neuropathy 2 spinocerebellar ataxia Diseases 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000028161 membrane depolarization Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000035939 shock Effects 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 |
|---|---|
| DE2907149A1 DE2907149A1 (de) | 1979-09-06 |
| DE2907149C2 true DE2907149C2 (en, 2012) | 1989-06-15 |
Family
ID=12024173
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2953522A Expired DE2953522C2 (de) | 1978-02-23 | 1979-02-23 | Schaltungsanordnung zur automatischen Korrektur der Abtastspur bei Wiedergabe-Betrieb eines Video-Magnetbandgerätes mit Schrägspuraufzeichnung |
| DE19792907149 Granted DE2907149A1 (de) | 1978-02-23 | 1979-02-23 | Steuereinrichtung zur steuerung der magnetkopfabtastung der aufzeichnungsspuren von aufzeichnungstraegern |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2953522A Expired DE2953522C2 (de) | 1978-02-23 | 1979-02-23 | Schaltungsanordnung zur automatischen Korrektur der Abtastspur bei Wiedergabe-Betrieb eines Video-Magnetbandgerätes mit Schrägspuraufzeichnung |
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 |
|---|---|
| SE436527B (sv) | 1984-12-17 |
| 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 |
| 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 |
|---|---|---|---|
| OI | Miscellaneous see part 1 | ||
| OI | Miscellaneous see part 1 | ||
| AH | Division in |
Ref country code: DE Ref document number: 2953522 Format of ref document f/p: P |
|
| 8110 | Request for examination paragraph 44 | ||
| AH | Division in |
Ref country code: DE Ref document number: 2953522 Format of ref document f/p: P |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition |