DK20079A - Videopladespiller - Google Patents
VideopladespillerInfo
- Publication number
- DK20079A DK20079A DK20079A DK20079A DK20079A DK 20079 A DK20079 A DK 20079A DK 20079 A DK20079 A DK 20079A DK 20079 A DK20079 A DK 20079A DK 20079 A DK20079 A DK 20079A
- Authority
- DK
- Denmark
- Prior art keywords
- charger
- video
- video charger
- 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
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
- G11B19/20—Driving; Starting; Stopping; Control thereof
- G11B19/28—Speed controlling, regulating, or indicating
-
- 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
-
- 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
- G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
- G11B7/005—Reproducing
-
- 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
-
- 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
- G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
- G11B7/08505—Methods for track change, selection or preliminary positioning by moving the head
- G11B7/08511—Methods for track change, selection or preliminary positioning by moving the head with focus pull-in only
-
- 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
-
- 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
- G11B7/0941—Methods and circuits for servo gain or phase compensation during operation
-
- 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
- G11B7/0908—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 for focusing only
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Recording Or Reproduction (AREA)
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
- Automatic Focus Adjustment (AREA)
- Rotational Drive Of Disk (AREA)
- Moving Of The Head To Find And Align With The Track (AREA)
- Moving Of Head For Track Selection And Changing (AREA)
- Television Signal Processing For Recording (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US89067078A | 1978-03-27 | 1978-03-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
DK20079A true DK20079A (da) | 1979-09-28 |
Family
ID=25396978
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK20079A DK20079A (da) | 1978-03-27 | 1979-01-17 | Videopladespiller |
Country Status (10)
Country | Link |
---|---|
EP (6) | EP0036222B1 (ja) |
JP (13) | JPS54128707A (ja) |
CA (1) | CA1140675A (ja) |
DE (2) | DE2911859A1 (ja) |
DK (1) | DK20079A (ja) |
HK (5) | HK50686A (ja) |
MY (3) | MY8700045A (ja) |
NL (1) | NL7900352A (ja) |
NO (1) | NO151872C (ja) |
SE (1) | SE7813460L (ja) |
Families Citing this family (43)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5637831A (en) * | 1979-09-03 | 1981-04-11 | Matsushita Electric Ind Co Ltd | Control system of reproducing device |
JPS6048809B2 (ja) * | 1979-10-16 | 1985-10-29 | パイオニアビデオ株式会社 | 情報読取装置におけるトラッキングサ−ボ引込装置 |
JPS56119942A (en) * | 1980-02-27 | 1981-09-19 | Fujitsu Ltd | Track access system optical disc device |
JPH0644347B2 (ja) * | 1980-11-27 | 1994-06-08 | 松下電器産業株式会社 | 光学的記録再生装置 |
JPS624906Y2 (ja) * | 1981-02-06 | 1987-02-04 | ||
JPS57133525A (en) * | 1981-02-07 | 1982-08-18 | Olympus Optical Co Ltd | Automatic focusing system of optical information reader |
US4414655A (en) * | 1981-03-31 | 1983-11-08 | Discovision Associates | Scanning beam control system |
JPS57186239A (en) * | 1981-05-11 | 1982-11-16 | Sony Corp | Disc reproducing device |
JPS586531A (ja) * | 1981-07-01 | 1983-01-14 | Teac Co | 記録又は再生装置 |
US4402061A (en) * | 1981-10-15 | 1983-08-30 | Burroughs Corporation | Preformatted optical media for use in an optical memory system |
US4417330A (en) * | 1981-10-15 | 1983-11-22 | Burroughs Corporation | Optical memory system providing improved focusing control |
JPS5875343U (ja) * | 1981-11-16 | 1983-05-21 | 日本コロムビア株式会社 | 光デイスク記録再生装置 |
JPS58100234A (ja) * | 1981-12-10 | 1983-06-14 | Teac Co | 光学再生装置 |
JPS58102340A (ja) * | 1981-12-11 | 1983-06-17 | Teac Co | 光学再生装置 |
JPS58121137A (ja) * | 1982-01-09 | 1983-07-19 | Sony Corp | 光学式デイスク再生装置のフオ−カス引込み回路 |
DE3300951C2 (de) | 1982-01-16 | 1994-10-27 | Sony Corp | Verfahren und Einrichtung zum schnellen Bewegen einer Abtasteinrichtung eines Informationssignal-Wiedergabegerätes |
DE3348470C2 (de) * | 1982-01-16 | 1997-12-18 | Sony Corp | Einrichtung zum schnellen Bewegen einer Abtasteinrichtung für ein Informationssignal-Wiedergabegerät |
US4432083A (en) * | 1982-02-17 | 1984-02-14 | Burroughs Corporation | Optical memory system having track following |
FR2522269A1 (fr) * | 1982-02-26 | 1983-09-02 | Pasteur Institut | Agents antitumoraux, tels que la daunorubicine, a efficacite amelioree, leur obtention et procede pour augmenter l'efficacite des agents antitumoraux |
US4536863A (en) * | 1982-04-15 | 1985-08-20 | Discovision Associates | Method and apparatus for recovering information from a videodisc |
DE3368794D1 (en) * | 1982-05-19 | 1987-02-05 | Burroughs Corp | Optical memory system having improved positioning and focusing control circuitry |
EP0095852A1 (en) * | 1982-05-19 | 1983-12-07 | BURROUGHS CORPORATION (a Michigan corporation) | Focusing control circuitry for an optical memory system |
JPS5928828U (ja) * | 1982-08-17 | 1984-02-22 | パイオニア株式会社 | 情報検出用スポツト光の集束位置移動制御装置 |
JPS5942649A (ja) * | 1982-09-02 | 1984-03-09 | Mitsubishi Electric Corp | 光学的サ−ボ装置 |
FR2591016B1 (fr) * | 1982-10-15 | 1988-10-21 | Pioneer Electronic Corp | Systeme de commande de l'entrainement d'un disque |
JPS59191141A (ja) * | 1983-04-14 | 1984-10-30 | Mitsubishi Electric Corp | フオ−カスサ−ボ装置 |
JPS609021U (ja) * | 1983-06-24 | 1985-01-22 | 日本電気ホームエレクトロニクス株式会社 | 光デイスクプレ−ヤのレンズ駆動回路 |
JPS6077023U (ja) * | 1983-11-01 | 1985-05-29 | パイオニア株式会社 | 記録情報読取装置のフオ−カスレンズ移動制御装置 |
JPS60131640A (ja) * | 1983-12-20 | 1985-07-13 | Canon Inc | 光デイスク装置のトラツクアクセス方法 |
JPS60251529A (ja) * | 1984-05-25 | 1985-12-12 | Sony Corp | 光学式ディスク・プレーヤ |
JPS6122444A (ja) * | 1984-07-10 | 1986-01-31 | Toshiba Corp | 光学式デイスク再生装置 |
JPS6164621U (ja) * | 1984-09-29 | 1986-05-02 | ||
DE3508525A1 (de) * | 1985-03-09 | 1986-09-11 | Thomson Brandt Gmbh | Fokus-such-einrichtung fuer beruehrungslose abtastung |
US4795958A (en) * | 1986-09-20 | 1989-01-03 | Pioneer Electronic Corporation | Servomechanism for recording disk reproducing system |
JP2614482B2 (ja) * | 1988-03-11 | 1997-05-28 | 三洋電機株式会社 | 光学式デイスクプレーヤの信号再生回路 |
JP2642672B2 (ja) * | 1988-06-29 | 1997-08-20 | 富士通株式会社 | 光ディスク装置 |
JP2570915B2 (ja) * | 1991-04-12 | 1997-01-16 | 株式会社日立製作所 | 光スポット制御方法 |
JPH0828076B2 (ja) * | 1991-04-15 | 1996-03-21 | 松下電器産業株式会社 | トラック飛び越し走査装置 |
DE4211282A1 (de) * | 1992-04-03 | 1993-10-07 | Thomson Brandt Gmbh | Korrektur statischer Tangentialfehler eines optischen Abtasters |
JPH07503571A (ja) * | 1992-11-30 | 1995-04-13 | 三星電子株式会社 | ディスク読み出し回路 |
TWI263120B (en) * | 2001-05-08 | 2006-10-01 | Asml Netherlands Bv | Optical exposure method, device manufacturing method and lithographic projection apparatus |
JP5651282B2 (ja) | 2007-07-03 | 2015-01-07 | Ykk株式会社 | バックル |
GB2562499B (en) | 2017-05-16 | 2022-03-23 | Gen Electric | Generating and/or encoding rotational data for a mechanical element over a digital network |
Family Cites Families (37)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS507050Y2 (ja) * | 1971-08-04 | 1975-03-01 | ||
NL173343C (nl) * | 1972-03-29 | 1984-01-02 | Philips Nv | Inrichting voor het uitlezen van een schijfvormige registratiedrager met in optische vorm gecodeerde beeld-en/of geluidssignalen. |
US3829622A (en) * | 1972-10-24 | 1974-08-13 | Mca Disco Vision | Video disc player with variably biased pneumatic head |
NL174591C (nl) * | 1973-02-09 | 1984-07-02 | Philips Nv | Schijfvormig registratiedragerlichaam. |
FR2222718B1 (ja) * | 1973-03-19 | 1977-02-11 | Thomson Brandt | |
JPS562832B2 (ja) * | 1973-07-05 | 1981-01-21 | ||
DE2445333A1 (de) * | 1973-10-01 | 1975-04-10 | Philips Nv | Optoelektronisches system zur bestimmung einer abweichung zwischen der istlage und der sollage einer ebene in einem optischen abbildungssystem |
US4037252A (en) * | 1973-11-10 | 1977-07-19 | U.S. Philips Corporation | Apparatus for reading a disc-shaped record carrier with plural scanning spots for stable radial tracking |
FR2251876B1 (ja) * | 1973-11-16 | 1977-09-23 | Thomson Brandt | |
NL7402078A (nl) * | 1974-02-15 | 1975-08-19 | Philips Nv | Inrichting voor het uitlezen van een schijfvormige registratiedrager. |
US3997715A (en) * | 1974-03-25 | 1976-12-14 | Mca Disco-Vision, Inc. | Focusing system for videodisc player |
DE2418195A1 (de) * | 1974-04-13 | 1975-11-06 | Bosch Gmbh Robert | Verfahren zur fuehrung eines lichtstrahls auf einer signalspur |
JPS511025A (ja) * | 1974-06-23 | 1976-01-07 | Canon Kk | |
US3934262A (en) * | 1974-07-02 | 1976-01-20 | Zenith Radio Corporation | Video disc and method of playback |
JPS5122404A (ja) * | 1974-08-17 | 1976-02-23 | Teac Corp | |
AR205839A1 (es) * | 1974-09-30 | 1976-06-07 | Mca Disco Vision | Servodisposicion para recorrer opticamente y leer simultaneamente un canal de informacion almacenado en un disco de video |
US3965482A (en) * | 1974-11-12 | 1976-06-22 | Rca Corporation | Velocity correction circuit for video discs |
US3967311A (en) * | 1974-11-12 | 1976-06-29 | Rca Corporation | Velocity correction for video discs |
NL182257C (nl) * | 1974-12-23 | 1988-02-01 | Philips Nv | Inrichting voor het uitlezen van een vlakke reflekterende registratiedrager waarop informatie is aangebracht in een optisch uitleesbare struktuur. |
JPS6032386B2 (ja) * | 1975-02-19 | 1985-07-27 | 松下電器産業株式会社 | 再生速度可変装置 |
NL177157C (nl) * | 1975-02-28 | 1985-08-01 | Philips Nv | Inrichting voor het uitlezen van een vlakke registratiedrager met een optisch uitleesbare informatiestruktuur. |
DE2521821A1 (de) * | 1975-05-16 | 1976-11-25 | Bosch Gmbh Robert | Videoplattengeraet |
JPS6052495B2 (ja) * | 1975-08-14 | 1985-11-19 | 日本ビクター株式会社 | デイスク再生装置 |
JPS5223310A (en) * | 1975-08-18 | 1977-02-22 | Victor Co Of Japan Ltd | Data signal optical regeneration system |
JPS5824849B2 (ja) * | 1975-08-19 | 1983-05-24 | 松下電器産業株式会社 | キロクサイセイソウチ |
JPS5224429A (en) * | 1975-08-20 | 1977-02-23 | Matsushita Electric Ind Co Ltd | Signal regenerator |
NL7509906A (nl) * | 1975-08-21 | 1977-02-23 | Philips Nv | Inrichting voor het uitlezen van een schijfvor- mige registratiedrager. |
FR2330062A1 (fr) * | 1975-10-31 | 1977-05-27 | Thomson Brandt | Dispositif de recherche de focalisation et lecteur optique comportant un tel dispositif |
JPS5922289B2 (ja) * | 1975-11-20 | 1984-05-25 | ソニー株式会社 | ジヨウホウケンシユツソウチ |
JPS5817975B2 (ja) * | 1975-12-10 | 1983-04-11 | 萬世工業株式会社 | コウガクテキジヨウホウヨミトリソウチニオケル ジドウシヨウテンソウチオクドウスルクドウソウチ |
GB1577133A (en) * | 1976-03-19 | 1980-10-22 | Rca Corp | Video information record and playback apparatus |
GB1572346A (en) * | 1976-03-19 | 1980-07-30 | Rca Corp | Velocity and phase control for a disc recording and reproducing apparatus |
GB1585547A (en) * | 1976-04-08 | 1981-03-04 | Victor Company Of Japan | Information signal reproducing system |
CA1130456A (en) * | 1976-04-08 | 1982-08-24 | Hisao Kinjo | Information signal recording system |
JPS52153403A (en) * | 1976-06-16 | 1977-12-20 | Hitachi Ltd | Address record reproduction |
JPS5827888B2 (ja) * | 1976-06-29 | 1983-06-13 | 日本ビクター株式会社 | 光ビ−ムのフオ−カスサ−ボ方式 |
JPS533305A (en) * | 1976-06-30 | 1978-01-13 | Mitsubishi Electric Corp | Optical reproduction device |
-
1978
- 1978-12-29 SE SE7813460A patent/SE7813460L/xx unknown
-
1979
- 1979-01-17 DK DK20079A patent/DK20079A/da unknown
- 1979-01-17 NL NL7900352A patent/NL7900352A/xx not_active Application Discontinuation
- 1979-01-18 NO NO790171A patent/NO151872C/no unknown
- 1979-01-18 JP JP348579A patent/JPS54128707A/ja active Granted
- 1979-02-28 CA CA000322447A patent/CA1140675A/en not_active Expired
- 1979-03-26 DE DE19792911859 patent/DE2911859A1/de active Granted
- 1979-03-27 EP EP81200102A patent/EP0036222B1/en not_active Expired
- 1979-03-27 EP EP81200105A patent/EP0035289A3/en not_active Withdrawn
- 1979-03-27 EP EP79300489A patent/EP0004476B1/en not_active Expired
- 1979-03-27 EP EP81200101A patent/EP0035287B1/en not_active Expired
- 1979-03-27 EP EP81200104A patent/EP0035288B1/en not_active Expired
- 1979-03-27 EP EP81200103A patent/EP0035803B1/en not_active Expired
- 1979-03-27 DE DE7979300489T patent/DE2967537D1/de not_active Expired
-
1985
- 1985-02-15 JP JP60026675A patent/JPS6111969A/ja active Pending
- 1985-02-15 JP JP60026672A patent/JPS61930A/ja active Granted
- 1985-02-15 JP JP60026674A patent/JPS615692A/ja active Granted
- 1985-02-15 JP JP60026673A patent/JPS6111968A/ja active Granted
-
1986
- 1986-07-03 HK HK506/86A patent/HK50686A/xx unknown
- 1986-07-03 HK HK505/86A patent/HK50586A/xx unknown
- 1986-07-03 HK HK507/86A patent/HK50786A/xx unknown
-
1987
- 1987-04-08 JP JP62084897A patent/JPS6323230A/ja active Pending
- 1987-04-08 JP JP62084898A patent/JPH063646B2/ja not_active Expired - Lifetime
- 1987-12-30 MY MY45/87A patent/MY8700045A/xx unknown
- 1987-12-30 MY MY35/87A patent/MY8700035A/xx unknown
- 1987-12-30 MY MY46/87A patent/MY8700046A/xx unknown
-
1989
- 1989-03-02 HK HK180/89A patent/HK18089A/xx not_active IP Right Cessation
- 1989-03-02 HK HK181/89A patent/HK18189A/xx not_active IP Right Cessation
-
1990
- 1990-03-12 JP JP2060892A patent/JPH0727646B2/ja not_active Expired - Lifetime
- 1990-03-12 JP JP2060893A patent/JPH0329118A/ja active Granted
-
1993
- 1993-09-02 JP JP5218871A patent/JP2617270B2/ja not_active Expired - Lifetime
-
1994
- 1994-02-03 JP JP6011582A patent/JP2594412B2/ja not_active Expired - Lifetime
- 1994-02-03 JP JP6011583A patent/JP2763084B2/ja not_active Expired - Lifetime
- 1994-03-14 JP JP6042317A patent/JP2500226B2/ja not_active Expired - Lifetime
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