IT7920674A0 - Sistema di controllo dell'auto-allineamento per l'uso in un apparato per riprodurre unvideosegnale registrato in successive piste parallele su un mezzo di registrazione. - Google Patents
Sistema di controllo dell'auto-allineamento per l'uso in un apparato per riprodurre unvideosegnale registrato in successive piste parallele su un mezzo di registrazione.Info
- Publication number
- IT7920674A0 IT7920674A0 IT7920674A IT2067479A IT7920674A0 IT 7920674 A0 IT7920674 A0 IT 7920674A0 IT 7920674 A IT7920674 A IT 7920674A IT 2067479 A IT2067479 A IT 2067479A IT 7920674 A0 IT7920674 A0 IT 7920674A0
- Authority
- IT
- Italy
- Prior art keywords
- reproducing
- self
- control system
- video signal
- recording media
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
- G04B37/00—Cases
- G04B37/14—Suspending devices, supports or stands for time-pieces insofar as they form part of the case
- G04B37/1446—Means for suspending pocket-, or other types of watches, e.g. on small chains
-
- G—PHYSICS
- G04—HOROLOGY
- G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
- G04B3/00—Normal winding of clockworks by hand or mechanically; Winding up several mainsprings or driving weights simultaneously
- G04B3/08—Normal winding of clockworks by hand or mechanically; Winding up several mainsprings or driving weights simultaneously by parts of the cases
-
- G—PHYSICS
- G04—HOROLOGY
- G04F—TIME-INTERVAL MEASURING
- G04F3/00—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals with driving mechanisms, e.g. dosimeters with clockwork
- G04F3/02—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals with driving mechanisms, e.g. dosimeters with clockwork with mechanical driving mechanisms
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B21/00—Head arrangements not specific to the method of recording or reproducing
- G11B21/02—Driving or moving of heads
- G11B21/10—Track finding or aligning by moving the head ; Provisions for maintaining alignment of the head relative to the track during transducing operation, i.e. track following
- G11B21/106—Track finding or aligning by moving the head ; Provisions for maintaining alignment of the head relative to the track during transducing operation, i.e. track following on disks
-
- 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
- G11B5/52—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 simultaneous movement of head and record carrier, e.g. rotation of head
- G11B5/53—Disposition or mounting of heads on rotating support
-
- 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 |
---|---|---|---|
JP1978026378U JPS6125071Y2 (it) | 1978-03-03 | 1978-03-03 |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7920674A0 true IT7920674A0 (it) | 1979-03-01 |
IT1111043B IT1111043B (it) | 1986-01-13 |
Family
ID=12191846
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT7920674A IT1111043B (it) | 1978-03-03 | 1979-03-01 | Sistema di controllo dell'auto-allineamento per l'uso in un apparato per riprodurre un videosegnale registrato in successive piste parallele su un mezzo di registrazione |
Country Status (8)
Country | Link |
---|---|
US (1) | US4251838A (it) |
JP (1) | JPS6125071Y2 (it) |
AT (1) | AT374941B (it) |
CA (1) | CA1124853A (it) |
DE (1) | DE2908125A1 (it) |
FR (1) | FR2418987A1 (it) |
IT (1) | IT1111043B (it) |
NL (1) | NL7901600A (it) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54154309A (en) * | 1978-05-25 | 1979-12-05 | Sony Corp | Tracking servo device |
BR8102104A (pt) * | 1980-04-08 | 1981-10-13 | Minnesota Mining & Mfg | Aparelho reprodutor de vedeotape com exploracao rotativa |
JPS56156924A (en) * | 1980-05-08 | 1981-12-03 | Sony Corp | Track following device |
US4470079A (en) * | 1981-02-13 | 1984-09-04 | Victor Company Of Japan, Ltd. | Tracking control system in a magnetic recording and reproducing apparatus |
JPS57203228A (en) * | 1981-06-09 | 1982-12-13 | Sony Corp | Tracking adjuster |
JPS6032110A (ja) * | 1983-08-03 | 1985-02-19 | Victor Co Of Japan Ltd | ヘツド位置制御装置 |
JPS61122960A (ja) * | 1984-11-20 | 1986-06-10 | Hitachi Ltd | 回転シリンダ装置 |
JPS61284820A (ja) * | 1985-06-11 | 1986-12-15 | Alps Electric Co Ltd | ヘツド位置制御方法 |
JPS623408A (ja) * | 1985-06-28 | 1987-01-09 | Pioneer Electronic Corp | 磁気記録再生装置 |
US4706135A (en) * | 1986-01-10 | 1987-11-10 | Tokai Television Broadcasting Company Limited | Video recording apparatus with editing and mixing of delayed monitored video signal using equidistant record, read and erase heads |
AT388822B (de) * | 1987-07-30 | 1989-09-11 | Philips Nv | Magnetkopf |
JP2531241B2 (ja) * | 1988-05-26 | 1996-09-04 | 三菱電機株式会社 | 回転ドラム装置 |
US4933784A (en) * | 1988-10-31 | 1990-06-12 | Ampex Corporation | Automatic head position tracking system for video signals recorded in a segmented format |
US5408376A (en) * | 1992-10-06 | 1995-04-18 | Matsushita Electric Industrial Co., Ltd. | Piezoelectric head actuator |
JP2000298813A (ja) * | 1999-04-09 | 2000-10-24 | Sony Corp | 磁気ヘッド装置並びに信号の書き込み及び/又は読み出し方法 |
US6995956B2 (en) * | 2002-02-28 | 2006-02-07 | Tdk Corporation | Rotary head having an adjustable magnetic head and a magnetic recording/reproducing apparatus |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB832608A (en) * | 1955-02-07 | 1960-04-13 | Nat Res Dev | Improvements in or relating to piezo-electric transducers |
US3126535A (en) * | 1961-12-27 | 1964-03-24 | Transducer positioning system | |
US3663763A (en) * | 1970-04-06 | 1972-05-16 | Ampex | Automatic tracking method and apparatus for rotary scan tape transport |
GB1328931A (en) * | 1972-03-23 | 1973-09-05 | Creed Co Ltd | Piezoelectric transducer motor arrangement |
JPS598891B2 (ja) * | 1974-11-26 | 1984-02-28 | ソニー株式会社 | 回転磁気ヘッド装置 |
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 |
-
1978
- 1978-03-03 JP JP1978026378U patent/JPS6125071Y2/ja not_active Expired
-
1979
- 1979-02-27 FR FR7905056A patent/FR2418987A1/fr active Granted
- 1979-02-28 NL NL7901600A patent/NL7901600A/xx not_active Application Discontinuation
- 1979-03-01 IT IT7920674A patent/IT1111043B/it active
- 1979-03-02 AT AT0161679A patent/AT374941B/de not_active IP Right Cessation
- 1979-03-02 US US06/016,923 patent/US4251838A/en not_active Expired - Lifetime
- 1979-03-02 DE DE19792908125 patent/DE2908125A1/de not_active Withdrawn
- 1979-03-05 CA CA322,770A patent/CA1124853A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2908125A1 (de) | 1979-09-06 |
JPS54130405U (it) | 1979-09-10 |
JPS6125071Y2 (it) | 1986-07-28 |
IT1111043B (it) | 1986-01-13 |
NL7901600A (nl) | 1979-09-05 |
FR2418987B1 (it) | 1984-03-16 |
AT374941B (de) | 1984-06-12 |
CA1124853A (en) | 1982-06-01 |
ATA161679A (de) | 1983-10-15 |
FR2418987A1 (fr) | 1979-09-28 |
US4251838A (en) | 1981-02-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
IT7920674A0 (it) | Sistema di controllo dell'auto-allineamento per l'uso in un apparato per riprodurre unvideosegnale registrato in successive piste parallele su un mezzo di registrazione. | |
FR2506107B1 (fr) | Procede et appareil permettant d'enregistrer une information numerique sur des pistes d'enregistrement | |
FR2344918A1 (fr) | Dispositif d'asservissement de piste pour appareil d'enregistrement et de reproduction de videodisque | |
FR2488431B1 (fr) | Procede et appareil d'enregistrement d'informations numeriques sur un support d'enregistrement | |
BE845349A (fr) | Dispositif pour la lecture d'un disque porte-information | |
FR2505594B1 (fr) | Appareil d'enregistrement et de reproduction de signaux d'information | |
NL7901421A (nl) | Inrichting voor uitlezing van in opeenvolgende even- wijdige sporen op een registratiemedium geregistreerde informatiesignalen. | |
FR2438888B1 (fr) | Procede pour l'inscription d'information et de signaux de poursuite de piste, et dispositif permettant la mise en oeuvre de ce procede | |
FR2342606A1 (fr) | Dispositif d'enregistrement et/ou de reproduction de signaux video | |
GB2004093B (en) | Apparatus for reproducing a video signal recorded in parallel track sections on a recording medium | |
FR2474220B1 (fr) | Dispositif de commande de suivi de piste pour un appareil de reproduction magnetique | |
FR2304137A1 (fr) | Dispositif de reproduction, en particulier un tourne-disques video, pour la reproduction de l'information de disques munis de pistes d'information | |
FR2498862B1 (fr) | Procede et appareil d'enregistrement et de reproduction d'un signal numerique d'informations | |
FR2494480B1 (fr) | Procede et appareil d'enregistrement de signaux d'information | |
FR2493655B1 (fr) | Systeme de detection d'erreur de suivi de piste pour appareil de reproduction magnetique | |
NL192556B (nl) | Apparaat voor videosignaalweergave uit schuin op een magneetband gelegen registratiesporen. | |
BE891132R (fr) | Appareil enregistreur et/ou reproducteur d'informations portees par un support en forme de disque | |
NL192808B (nl) | Inrichting voor het voorafgaand aan opname op een magneetband bewerken van een videosignaal. | |
FR2489063B1 (fr) | Dispositif de compensation de debattement dans un appareil reproducteur de supports d'enregistrement rotatifs | |
DE2963038D1 (en) | Control apparatus for a recording/playback system using an endless recording medium | |
FR2513421B1 (fr) | Dispositif de recherche de la piste d'un signal d'information pour un appareil de reproduction de supports d'enregistrement tournants | |
IT8019213A0 (it) | Apparecchiatura per riprodurre i segnali magnetici registrati in piste di un nastro magnetico. | |
FR2500244B1 (fr) | Appareil de reproduction de signaux video comportant un dispositif de commande de poursuite de piste perfectionne | |
DE3686141D1 (de) | Vorrichtung zum aufzeichnen eines videosignals auf einem aufzeichnungsmedium. | |
NL7902423A (nl) | Inrichting voor uitlezing van een videosignaal uit een registratiemedium. |