NL7703539A - Servomechanisme voor een met een roteerbare registratiedrager werkende opneem- en/of weer- geefinrichting. - Google Patents
Servomechanisme voor een met een roteerbare registratiedrager werkende opneem- en/of weer- geefinrichting.Info
- Publication number
- NL7703539A NL7703539A NL7703539A NL7703539A NL7703539A NL 7703539 A NL7703539 A NL 7703539A NL 7703539 A NL7703539 A NL 7703539A NL 7703539 A NL7703539 A NL 7703539A NL 7703539 A NL7703539 A NL 7703539A
- Authority
- NL
- Netherlands
- Prior art keywords
- recording
- display device
- servo mechanism
- device working
- rotatable
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
- G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B7/095—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following specially adapted for discs, e.g. for compensation of eccentricity or wobble
-
- 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
- G11B21/00—Head arrangements not specific to the method of recording or reproducing
- G11B21/16—Supporting the heads; Supporting the sockets for plug-in heads
- G11B21/20—Supporting the heads; Supporting the sockets for plug-in heads while the head is in operative position but stationary or permitting minor movements to follow irregularities in surface of record carrier
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3747676A JPS52120805A (en) | 1976-04-02 | 1976-04-02 | Servo apparatus |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7703539A true NL7703539A (nl) | 1977-10-04 |
Family
ID=12498563
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7703539A NL7703539A (nl) | 1976-04-02 | 1977-03-31 | Servomechanisme voor een met een roteerbare registratiedrager werkende opneem- en/of weer- geefinrichting. |
Country Status (9)
Country | Link |
---|---|
US (1) | US4310912A (fr) |
JP (1) | JPS52120805A (fr) |
AT (1) | AT358637B (fr) |
AU (1) | AU504374B2 (fr) |
CA (1) | CA1101543A (fr) |
DE (1) | DE2714659A1 (fr) |
FR (1) | FR2346805A1 (fr) |
GB (1) | GB1566003A (fr) |
NL (1) | NL7703539A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3007874A1 (de) * | 1979-03-05 | 1980-09-11 | Philips Nv | Regelsystem |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2803283C2 (de) * | 1978-01-26 | 1992-12-10 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Überdruckventil für hydraulische Grubenstempel |
JPS54133305A (en) * | 1978-04-07 | 1979-10-17 | Hitachi Ltd | Information recorder |
US4408314A (en) * | 1980-02-29 | 1983-10-04 | Tokyo Shibaura Denki Kabushiki Kaisha | Record/playback track tracking servo |
JPS5766573A (en) * | 1980-10-13 | 1982-04-22 | Victor Co Of Japan Ltd | Detecting circuit for reference signal for tracking control |
JPS57120238A (en) * | 1981-01-16 | 1982-07-27 | Matsushita Electric Ind Co Ltd | Reproducing device |
US4491877A (en) * | 1981-05-09 | 1985-01-01 | Pioneer Video Corporation | Cross-talk detector in information-carrying disc player |
JPS57186237A (en) * | 1981-05-12 | 1982-11-16 | Pioneer Video Corp | Crosstalk eliminating device for recorded information reproducing device |
JPS5924475A (ja) * | 1982-07-31 | 1984-02-08 | Matsushita Electric Ind Co Ltd | 再生装置 |
JPS6055569A (ja) * | 1983-09-06 | 1985-03-30 | Matsushita Electric Ind Co Ltd | 情報再生装置 |
JPS60103567A (ja) * | 1983-11-09 | 1985-06-07 | Sharp Corp | 光集束位置制御装置 |
JPS6139940A (ja) * | 1984-07-31 | 1986-02-26 | Pioneer Electronic Corp | 光情報デイスク再生装置 |
JPS6220143A (ja) * | 1985-07-18 | 1987-01-28 | Matsushita Electric Ind Co Ltd | フオ−カス制御装置 |
JP2508459B2 (ja) * | 1986-06-05 | 1996-06-19 | ソニー株式会社 | 回転記録媒体に対するサ―ボ装置 |
JPS6310384A (ja) * | 1986-07-02 | 1988-01-16 | Sony Corp | 回転記録媒体に対するサ−ボ方式 |
JPS63239621A (ja) * | 1987-03-27 | 1988-10-05 | Sony Corp | 診断機能付光デイスク記録・再生装置 |
JPS6478476A (en) * | 1987-09-19 | 1989-03-23 | Victor Company Of Japan | Tracking servo system |
US4859846A (en) * | 1988-07-21 | 1989-08-22 | Burrer Gordon J | Dual-mode resonant scanning system |
JPH02247831A (ja) * | 1989-03-20 | 1990-10-03 | Pioneer Electron Corp | トラッキングサーボループのループゲイン設定方法 |
JP2586651B2 (ja) * | 1989-07-28 | 1997-03-05 | 松下電器産業株式会社 | ディスク装置のトラック追従制御装置 |
US5047630A (en) * | 1990-08-22 | 1991-09-10 | Confer Charles L | Modified dual-mode resonant scanning system |
US5768228A (en) * | 1996-09-09 | 1998-06-16 | International Business Machines Corporation | Method and sytem for cancelling optical servo crosstalk in optical disk drives |
DE202009004753U1 (de) * | 2009-04-29 | 2010-09-16 | Bucyrus Europe Gmbh | Druckbegrenzungsventil |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3187256A (en) * | 1960-09-09 | 1965-06-01 | Raydata Corp | System for monitoring and indicating the eccentricity of circular objects in both a static and dynamic condition |
US3808486A (en) * | 1972-08-25 | 1974-04-30 | Information Storage Systems | Selective frequency compensation for a servo system |
NL7211998A (fr) * | 1972-09-02 | 1974-03-05 | ||
US4005260A (en) * | 1972-11-11 | 1977-01-25 | U.S. Philips Corporation | Device for reading a disk-shaped record carrier with time base correction |
NL7215306A (fr) * | 1972-11-11 | 1974-05-14 | ||
FR2222666B1 (fr) * | 1973-03-19 | 1976-11-05 | Thomson Brandt | |
US3983318A (en) * | 1973-04-16 | 1976-09-28 | Rca Corporation | Velocity correction system with damping means |
DE2453364C3 (de) * | 1973-11-09 | 1979-02-22 | Hitachi, Ltd., Tokio | Automatische Fokussiervorrichtung |
US3946166A (en) * | 1974-04-01 | 1976-03-23 | Zenith Radio Corporation | Tracking arrangement |
US3934262A (en) * | 1974-07-02 | 1976-01-20 | Zenith Radio Corporation | Video disc and method of playback |
US3965482A (en) * | 1974-11-12 | 1976-06-22 | Rca Corporation | Velocity correction circuit for video discs |
GB1577132A (en) * | 1976-03-19 | 1980-10-22 | Rca Corp | Compensation apparatus for a servo system with periodic command signals |
GB1577134A (en) * | 1976-03-19 | 1980-10-22 | Rca Corp | Capacitance distance control apparatus |
-
1976
- 1976-04-02 JP JP3747676A patent/JPS52120805A/ja active Pending
-
1977
- 1977-03-23 CA CA274,616A patent/CA1101543A/fr not_active Expired
- 1977-03-24 AU AU23588/77A patent/AU504374B2/en not_active Expired
- 1977-03-24 GB GB12473/77A patent/GB1566003A/en not_active Expired
- 1977-03-29 US US05/782,438 patent/US4310912A/en not_active Expired - Lifetime
- 1977-03-31 NL NL7703539A patent/NL7703539A/xx not_active Application Discontinuation
- 1977-03-31 FR FR7709817A patent/FR2346805A1/fr active Pending
- 1977-03-31 AT AT226177A patent/AT358637B/de not_active IP Right Cessation
- 1977-04-01 DE DE19772714659 patent/DE2714659A1/de active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3007874A1 (de) * | 1979-03-05 | 1980-09-11 | Philips Nv | Regelsystem |
Also Published As
Publication number | Publication date |
---|---|
DE2714659C2 (fr) | 1987-07-16 |
AT358637B (de) | 1980-09-25 |
US4310912A (en) | 1982-01-12 |
GB1566003A (en) | 1980-04-30 |
AU2358877A (en) | 1978-09-28 |
JPS52120805A (en) | 1977-10-11 |
FR2346805A1 (fr) | 1977-10-28 |
CA1101543A (fr) | 1981-05-19 |
ATA226177A (de) | 1980-02-15 |
AU504374B2 (en) | 1979-10-11 |
DE2714659A1 (de) | 1977-10-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BA | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
A85 | Still pending on 85-01-01 | ||
BV | The patent application has lapsed |