CA1115835A - Video signal recording system - Google Patents
Video signal recording systemInfo
- Publication number
- CA1115835A CA1115835A CA317,726A CA317726A CA1115835A CA 1115835 A CA1115835 A CA 1115835A CA 317726 A CA317726 A CA 317726A CA 1115835 A CA1115835 A CA 1115835A
- Authority
- CA
- Canada
- Prior art keywords
- head
- recording
- signal
- sweep
- track
- 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
- 230000004044 response Effects 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 4
- 238000010408 sweeping Methods 0.000 claims description 3
- 229910010293 ceramic material Inorganic materials 0.000 claims 2
- 230000000875 corresponding effect Effects 0.000 claims 2
- 230000002311 subsequent effect Effects 0.000 claims 1
- 230000001360 synchronised effect Effects 0.000 description 6
- 230000007423 decrease Effects 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 3
- 230000003111 delayed effect Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 229910003781 PbTiO3 Inorganic materials 0.000 description 1
- 229910002113 barium titanate Inorganic materials 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 230000007774 longterm 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
- 230000010363 phase shift Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000002463 transducing effect 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
Landscapes
- Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14806277A JPS5480716A (en) | 1977-12-12 | 1977-12-12 | Automatic tracking apparatus |
| JP148062/77 | 1977-12-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1115835A true CA1115835A (en) | 1982-01-05 |
Family
ID=15444326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA317,726A Expired CA1115835A (en) | 1977-12-12 | 1978-12-11 | Video signal recording system |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4229773A (en, 2012) |
| JP (1) | JPS5480716A (en, 2012) |
| AT (1) | AT378458B (en, 2012) |
| CA (1) | CA1115835A (en, 2012) |
| DE (1) | DE2853590A1 (en, 2012) |
| FR (1) | FR2411526A1 (en, 2012) |
| GB (1) | GB2009966B (en, 2012) |
| IT (1) | IT1101552B (en, 2012) |
| NL (1) | NL7812078A (en, 2012) |
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7810250A (nl) * | 1978-10-12 | 1980-04-15 | Philips Nv | Werkwijze voor het inschrijven van informatie en spoor- volgsignalen en een inrichting voor het uitvoeren van de werkwijze. |
| JPS55102981A (en) * | 1979-01-31 | 1980-08-06 | Matsushita Electric Ind Co Ltd | Rotary-head type magnetic recording and reproducing device |
| JPS5637506U (en, 2012) * | 1979-08-31 | 1981-04-09 | ||
| JPS5665332A (en) * | 1979-10-29 | 1981-06-03 | Sony Corp | Magnetic recording and reproducing device |
| JPS56115734U (en, 2012) * | 1980-02-07 | 1981-09-04 | ||
| JPS56117485A (en) * | 1980-02-20 | 1981-09-14 | Sony Corp | Reproducer of video signal |
| JPS5778623A (en) * | 1980-11-04 | 1982-05-17 | Victor Co Of Japan Ltd | Track shift detection system of magnetic reproducing device |
| JPS5783982A (en) * | 1980-11-12 | 1982-05-26 | Sony Corp | Video signal reproducer |
| JPS57111188A (en) * | 1980-12-27 | 1982-07-10 | Canon Inc | Magnetic recorder and reproducer |
| JPS57164466A (en) * | 1981-04-02 | 1982-10-09 | Sony Corp | Drum servo device of vtr |
| JPS57203228A (en) * | 1981-06-09 | 1982-12-13 | Sony Corp | Tracking adjuster |
| US4544967A (en) * | 1982-04-02 | 1985-10-01 | Ampex Corporation | Automatic scan tracking servo system |
| US4451859A (en) * | 1982-04-02 | 1984-05-29 | Ampex Corporation | Magnetic video head position control |
| DE3305618C2 (de) * | 1983-02-18 | 1986-04-30 | Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen | Kopftrommel für ein Videomagnetbandgerät |
| JPH0666096B2 (ja) * | 1984-07-27 | 1994-08-24 | 株式会社日立製作所 | 磁気記録再生装置 |
| JPS61166283A (ja) * | 1985-01-18 | 1986-07-26 | Tokyo Electric Co Ltd | テレビジヨン同期信号波形処理装置 |
| JPS61197724U (en, 2012) * | 1985-05-29 | 1986-12-10 | ||
| JPH0664790B2 (ja) * | 1985-08-28 | 1994-08-22 | 株式会社日立製作所 | 磁気再生装置の自動トラッキング装置 |
| US4675760A (en) * | 1986-03-11 | 1987-06-23 | Ampex Corporation | Information signal recording and/or playback system and method using a prerecorded reference track |
| US4843496A (en) * | 1986-10-29 | 1989-06-27 | Eastman Kodak Company | Track-finding servomechanism utilizing the sampled output of an envelope comparison |
| JPH01279411A (ja) * | 1988-05-02 | 1989-11-09 | Matsushita Electric Ind Co Ltd | 磁気記録再生装置 |
| US5001579A (en) * | 1988-05-27 | 1991-03-19 | Eastman Kodak Company | Method and apparatus for centering a transducer over a recorded track on a rotary storage medium |
| DE3840630A1 (de) * | 1988-12-02 | 1990-06-13 | Thomson Brandt Gmbh | Verfahren zur spurnachsteuerung in magnetbandgeraeten |
| DE68923767T2 (de) * | 1988-12-06 | 1996-02-22 | Mitsubishi Electric Corp | Magnetisches Aufzeichnungs-/Wiedergabegerät. |
| JPH04311854A (ja) * | 1991-04-11 | 1992-11-04 | Sony Corp | トラッキング調整回路 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| GB1576426A (en) * | 1976-03-19 | 1980-10-08 | Rca Corp | Eccentricity compensating system in recording and playbackapparatus |
| US4165523A (en) * | 1976-03-19 | 1979-08-21 | Ampex Corporation | Automatic scan tracking using an additional sensing means on a bimorph |
| US4151570A (en) * | 1976-03-22 | 1979-04-24 | Ampex Corporation | Automatic scan tracking using a magnetic head supported by a piezoelectric bender element |
| US4099211A (en) * | 1976-09-13 | 1978-07-04 | Ampex Corporation | Positionable transducing mounting structure and driving system therefor |
| GB1560023A (en) * | 1976-10-05 | 1980-01-30 | Sony Corp | Automatic magnetic-head scan tracking arrangements |
| JPS5378716A (en) * | 1976-12-23 | 1978-07-12 | Sony Corp | Magnetic picture recorder/reproducer |
-
1977
- 1977-12-12 JP JP14806277A patent/JPS5480716A/ja active Granted
-
1978
- 1978-12-07 US US05/967,100 patent/US4229773A/en not_active Expired - Lifetime
- 1978-12-11 CA CA317,726A patent/CA1115835A/en not_active Expired
- 1978-12-11 IT IT30712/78A patent/IT1101552B/it active
- 1978-12-12 DE DE19782853590 patent/DE2853590A1/de active Granted
- 1978-12-12 FR FR7834949A patent/FR2411526A1/fr active Granted
- 1978-12-12 NL NL7812078A patent/NL7812078A/xx not_active Application Discontinuation
- 1978-12-12 GB GB7848127A patent/GB2009966B/en not_active Expired
- 1978-12-12 AT AT0885078A patent/AT378458B/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| FR2411526B1 (en, 2012) | 1983-07-18 |
| IT1101552B (it) | 1985-10-07 |
| DE2853590C2 (en, 2012) | 1989-07-20 |
| AT378458B (de) | 1985-08-12 |
| JPS627603B2 (en, 2012) | 1987-02-18 |
| ATA885078A (de) | 1984-12-15 |
| FR2411526A1 (fr) | 1979-07-06 |
| DE2853590A1 (de) | 1979-06-13 |
| NL7812078A (nl) | 1979-06-14 |
| GB2009966A (en) | 1979-06-20 |
| IT7830712A0 (it) | 1978-12-11 |
| US4229773A (en) | 1980-10-21 |
| JPS5480716A (en) | 1979-06-27 |
| GB2009966B (en) | 1982-06-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |