IT1131628B - Apparecchiatura per leggere informazione - Google Patents
Apparecchiatura per leggere informazioneInfo
- Publication number
- IT1131628B IT1131628B IT22917/80A IT2291780A IT1131628B IT 1131628 B IT1131628 B IT 1131628B IT 22917/80 A IT22917/80 A IT 22917/80A IT 2291780 A IT2291780 A IT 2291780A IT 1131628 B IT1131628 B IT 1131628B
- Authority
- IT
- Italy
- Prior art keywords
- read information
- read
- information
- 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
- 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 |
---|---|---|---|
NL7904885A NL7904885A (nl) | 1979-06-22 | 1979-06-22 | Inrichting voor het uitlezen van informatie. |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8022917A0 IT8022917A0 (it) | 1980-06-20 |
IT1131628B true IT1131628B (it) | 1986-06-25 |
Family
ID=19833402
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT22917/80A IT1131628B (it) | 1979-06-22 | 1980-06-20 | Apparecchiatura per leggere informazione |
Country Status (21)
Country | Link |
---|---|
US (1) | US4364097A (it) |
JP (1) | JPS567260A (it) |
AR (1) | AR226699A1 (it) |
AT (1) | AT382487B (it) |
AU (1) | AU534997B2 (it) |
BE (1) | BE883945A (it) |
BR (1) | BR8003813A (it) |
CA (1) | CA1169553A (it) |
CH (1) | CH654430A5 (it) |
DD (1) | DD151526A5 (it) |
DE (1) | DE3022472A1 (it) |
DK (1) | DK150420C (it) |
ES (1) | ES492623A0 (it) |
FR (1) | FR2460021B1 (it) |
GB (1) | GB2053528B (it) |
IT (1) | IT1131628B (it) |
MX (1) | MX147574A (it) |
NL (1) | NL7904885A (it) |
NZ (1) | NZ194091A (it) |
SE (1) | SE447175B (it) |
ZA (1) | ZA803192B (it) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5727421A (en) * | 1980-07-23 | 1982-02-13 | Sony Corp | Track following device |
DE3267715D1 (en) * | 1981-12-07 | 1986-01-09 | Hitachi Ltd | Method and apparatus for detecting track jumping point in magnetic recording and reproducing system |
EP0081802B1 (en) * | 1981-12-09 | 1986-04-02 | Hitachi, Ltd. | Magnetic recording system |
JPS58150162A (ja) * | 1982-03-03 | 1983-09-06 | Hitachi Ltd | 磁気記録再生装置 |
JPS59110062A (ja) * | 1982-12-13 | 1984-06-25 | Canon Inc | 情報信号記録再生装置 |
US4594618A (en) * | 1982-12-24 | 1986-06-10 | Canon Kabushiki Kaisha | Information reproducing apparatus |
JPS59151348A (ja) * | 1983-02-16 | 1984-08-29 | Sanyo Electric Co Ltd | 記録モ−ド判別回路 |
JPS59229735A (ja) * | 1983-06-10 | 1984-12-24 | Canon Inc | 自動トラツキング装置 |
JPS60140554A (ja) * | 1983-12-28 | 1985-07-25 | Canon Inc | ビデオ信号再生装置 |
US4647990A (en) * | 1984-11-02 | 1987-03-03 | Victor Company Of Japan, Ltd. | Tracking control system |
US4587581A (en) * | 1985-01-07 | 1986-05-06 | Datatape, Inc. | Magnetic tape tracking control apparatus |
JP2542070B2 (ja) * | 1988-12-27 | 1996-10-09 | 株式会社日立製作所 | 磁気記録再生装置のトラツキング装置 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS515569B1 (it) * | 1970-05-23 | 1976-02-20 | ||
US3803469A (en) * | 1972-05-18 | 1974-04-09 | Bosch Fernsehanlagen | System for controlling speed of the tape drive in a tape recording and replaying apparatus |
US3931639A (en) * | 1974-07-12 | 1976-01-06 | International Business Machines Corporation | Transverse track location device with calibrated stepper motor |
DE2530482C2 (de) * | 1974-07-15 | 1984-11-15 | N.V. Philips' Gloeilampenfabrieken, Eindhoven | Servosystem für ein Videoaufzeichnungsgerät |
US4104684A (en) * | 1975-05-19 | 1978-08-01 | Matsushita Electric Industrial Co., Ltd. | Rotary head type magnetic video recording and reproducing system |
JPS51138410A (en) * | 1975-05-26 | 1976-11-30 | Sony Corp | Method of recording and reproducing signal |
NL7600470A (nl) * | 1976-01-17 | 1977-07-19 | Philips Nv | Servosysteem voor het sturen van de positie van een magneetkop ten opzichte van een te volgen spoor. |
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 |
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. |
AT353855B (de) * | 1977-07-28 | 1979-12-10 | Grundig Emv | Anordnung zur exakten spurhaltung |
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. |
-
1979
- 1979-06-22 NL NL7904885A patent/NL7904885A/nl not_active Application Discontinuation
-
1980
- 1980-05-28 ZA ZA00803192A patent/ZA803192B/xx unknown
- 1980-05-30 US US06/154,643 patent/US4364097A/en not_active Expired - Lifetime
- 1980-06-11 CA CA000353805A patent/CA1169553A/en not_active Expired
- 1980-06-12 AR AR281387A patent/AR226699A1/es active
- 1980-06-14 DE DE19803022472 patent/DE3022472A1/de active Granted
- 1980-06-17 DD DD80221892A patent/DD151526A5/de unknown
- 1980-06-18 MX MX182827A patent/MX147574A/es unknown
- 1980-06-18 FR FR8013539A patent/FR2460021B1/fr not_active Expired
- 1980-06-19 DK DK261880A patent/DK150420C/da not_active IP Right Cessation
- 1980-06-19 SE SE8004553A patent/SE447175B/sv not_active IP Right Cessation
- 1980-06-19 AT AT0323880A patent/AT382487B/de not_active IP Right Cessation
- 1980-06-19 BR BR8003813A patent/BR8003813A/pt unknown
- 1980-06-19 GB GB8020120A patent/GB2053528B/en not_active Expired
- 1980-06-19 AU AU59420/80A patent/AU534997B2/en not_active Ceased
- 1980-06-19 CH CH4725/80A patent/CH654430A5/de not_active IP Right Cessation
- 1980-06-19 NZ NZ194091A patent/NZ194091A/xx unknown
- 1980-06-20 IT IT22917/80A patent/IT1131628B/it active
- 1980-06-20 BE BE0/201127A patent/BE883945A/fr not_active IP Right Cessation
- 1980-06-20 ES ES492623A patent/ES492623A0/es active Granted
- 1980-06-23 JP JP8504580A patent/JPS567260A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
DE3022472C2 (it) | 1989-03-23 |
ATA323880A (de) | 1986-07-15 |
AT382487B (de) | 1987-02-25 |
JPS567260A (en) | 1981-01-24 |
ZA803192B (en) | 1982-01-27 |
ES8103427A1 (es) | 1981-02-16 |
IT8022917A0 (it) | 1980-06-20 |
ES492623A0 (es) | 1981-02-16 |
BR8003813A (pt) | 1981-01-13 |
NL7904885A (nl) | 1980-12-24 |
US4364097A (en) | 1982-12-14 |
DK150420C (da) | 1987-07-13 |
AU5942080A (en) | 1981-01-08 |
AU534997B2 (en) | 1984-02-23 |
FR2460021A1 (fr) | 1981-01-16 |
SE8004553L (sv) | 1980-12-23 |
GB2053528B (en) | 1983-04-07 |
DK150420B (da) | 1987-02-23 |
JPH0152823B2 (it) | 1989-11-10 |
GB2053528A (en) | 1981-02-04 |
NZ194091A (en) | 1983-06-14 |
BE883945A (fr) | 1980-12-22 |
CH654430A5 (de) | 1986-02-14 |
FR2460021B1 (fr) | 1987-01-23 |
DD151526A5 (de) | 1981-10-21 |
AR226699A1 (es) | 1982-08-13 |
SE447175B (sv) | 1986-10-27 |
DK261880A (da) | 1981-02-19 |
DE3022472A1 (de) | 1981-01-15 |
MX147574A (es) | 1982-12-14 |
CA1169553A (en) | 1984-06-19 |
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