FR2502876B1 - - Google Patents
Info
- Publication number
- FR2502876B1 FR2502876B1 FR8205010A FR8205010A FR2502876B1 FR 2502876 B1 FR2502876 B1 FR 2502876B1 FR 8205010 A FR8205010 A FR 8205010A FR 8205010 A FR8205010 A FR 8205010A FR 2502876 B1 FR2502876 B1 FR 2502876B1
- Authority
- FR
- France
- 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
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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT0139881A AT368822B (de) | 1981-03-25 | 1981-03-25 | Wiedergabegeraet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2502876A1 FR2502876A1 (fr) | 1982-10-01 |
| FR2502876B1 true FR2502876B1 (fr) | 1984-11-16 |
Family
ID=3513012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8205010A Granted FR2502876A1 (fr) | 1981-03-25 | 1982-03-24 | Appareil de lecture destine notamment a la lecture de bandes pour magnetoscope |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4439799A (fr) |
| JP (1) | JPS57172529A (fr) |
| AT (1) | AT368822B (fr) |
| AU (1) | AU545112B2 (fr) |
| CA (1) | CA1180112A (fr) |
| CH (1) | CH658331A5 (fr) |
| DE (1) | DE3210091A1 (fr) |
| ES (1) | ES8303787A1 (fr) |
| FR (1) | FR2502876A1 (fr) |
| GB (1) | GB2095436B (fr) |
| IT (1) | IT1154503B (fr) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57202185A (en) * | 1981-06-08 | 1982-12-10 | Sony Corp | Video signal reproducer |
| CA1210147A (fr) * | 1982-03-18 | 1986-08-19 | Hiroshi Yoshioka | Dispositif de centrage |
| NL8201614A (nl) * | 1982-04-19 | 1983-11-16 | Philips Nv | Inrichting voor het weergeven van videosignalen met een van een nominale snelheid afwijkende snelheid. |
| US4896229A (en) * | 1982-04-19 | 1990-01-23 | U.S. Philips Corporation | Apparatus for reproducing video signals at a speed which deviates from a nominal speed |
| JPS58194480A (ja) * | 1982-05-07 | 1983-11-12 | Matsushita Electric Ind Co Ltd | 磁気録画再生装置 |
| JPS5940784A (ja) * | 1982-08-31 | 1984-03-06 | Sony Corp | 映像再生装置 |
| JPS5948819A (ja) * | 1982-09-13 | 1984-03-21 | Matsushita Electric Ind Co Ltd | トラツキング装置 |
| JPS59110062A (ja) * | 1982-12-13 | 1984-06-25 | Canon Inc | 情報信号記録再生装置 |
| JPS59117877A (ja) * | 1982-12-24 | 1984-07-07 | Matsushita Electric Ind Co Ltd | 磁気録画再生装置のトラツキング制御方式 |
| JPH0754571B2 (ja) * | 1983-02-02 | 1995-06-07 | キヤノン株式会社 | ビデオ信号再生装置 |
| JPS59157810A (ja) * | 1983-02-28 | 1984-09-07 | Sony Corp | デジタル信号の再生方法 |
| US4583130A (en) * | 1983-03-15 | 1986-04-15 | Rca Corporation | AST for a two track VTR |
| EP0125051B1 (fr) * | 1983-04-12 | 1989-01-04 | Victor Company Of Japan, Limited | Appareil d'enregistrement et/ou de reproduction à mécanisme d'asservissement de poursuite de piste réagissant aux composantes de diaphonie FM |
| JPH0795365B2 (ja) * | 1983-07-28 | 1995-10-11 | キヤノン株式会社 | 情報信号再生装置 |
| JPS60140554A (ja) * | 1983-12-28 | 1985-07-25 | Canon Inc | ビデオ信号再生装置 |
| US4954911A (en) * | 1984-12-07 | 1990-09-04 | Canon Kabushiki Kaisha | Reproducing apparatus having a mechanism for compensating time-base fluctuations |
| US4916554A (en) * | 1985-02-26 | 1990-04-10 | Canon Kabushiki Kaisha | Information signal reproducing apparatus having a tracking control system |
| JP2638114B2 (ja) * | 1988-08-29 | 1997-08-06 | ソニー株式会社 | トラッキング制御装置及びその方法 |
| US5210663A (en) * | 1989-04-10 | 1993-05-11 | Matsushita Electric Industrial Co., Ltd. | Tracking control device and magnetic recording and reproducing apparatus using the device |
| JP3271210B2 (ja) * | 1993-05-11 | 2002-04-02 | ソニー株式会社 | 回転ヘッド型磁気記録再生装置 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1067997A (fr) * | 1974-07-15 | 1979-12-11 | Jacob De Boer | Servomecanisme de positionnement de tete de lecture |
| GB1579854A (en) * | 1976-03-19 | 1980-11-26 | Ampex | Method and apparatus for producing time base altered effects in data recording and reproducing apparatus |
| 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. |
| 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. |
| NL7812286A (nl) * | 1978-12-19 | 1980-06-23 | Philips Nv | Werkwijze voor het lezen en/of schrijven van informatie en een inrichting voor het uitvoeren van de werkwijze. |
-
1981
- 1981-03-25 AT AT0139881A patent/AT368822B/de not_active IP Right Cessation
- 1981-12-09 US US06/328,873 patent/US4439799A/en not_active Expired - Fee Related
-
1982
- 1982-03-18 CA CA000398698A patent/CA1180112A/fr not_active Expired
- 1982-03-19 DE DE19823210091 patent/DE3210091A1/de not_active Withdrawn
- 1982-03-22 AU AU81757/82A patent/AU545112B2/en not_active Ceased
- 1982-03-22 CH CH1754/82A patent/CH658331A5/de not_active IP Right Cessation
- 1982-03-22 IT IT20324/82A patent/IT1154503B/it active
- 1982-03-22 GB GB8208292A patent/GB2095436B/en not_active Expired
- 1982-03-23 JP JP57046143A patent/JPS57172529A/ja active Granted
- 1982-03-23 ES ES510672A patent/ES8303787A1/es not_active Expired
- 1982-03-24 FR FR8205010A patent/FR2502876A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| ES510672A0 (es) | 1983-02-01 |
| FR2502876A1 (fr) | 1982-10-01 |
| CH658331A5 (de) | 1986-10-31 |
| IT8220324A0 (it) | 1982-03-22 |
| CA1180112A (fr) | 1984-12-27 |
| AU8175782A (en) | 1982-09-30 |
| AT368822B (de) | 1982-11-10 |
| ATA139881A (de) | 1982-03-15 |
| GB2095436A (en) | 1982-09-29 |
| JPS57172529A (en) | 1982-10-23 |
| AU545112B2 (en) | 1985-06-27 |
| JPH039526B2 (fr) | 1991-02-08 |
| ES8303787A1 (es) | 1983-02-01 |
| DE3210091A1 (de) | 1982-10-28 |
| IT1154503B (it) | 1987-01-21 |
| GB2095436B (en) | 1984-08-22 |
| US4439799A (en) | 1984-03-27 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |