KR850002139A - 광기록 및 재생장치 - Google Patents
광기록 및 재생장치 Download PDFInfo
- Publication number
- KR850002139A KR850002139A KR1019840005010A KR840005010A KR850002139A KR 850002139 A KR850002139 A KR 850002139A KR 1019840005010 A KR1019840005010 A KR 1019840005010A KR 840005010 A KR840005010 A KR 840005010A KR 850002139 A KR850002139 A KR 850002139A
- Authority
- KR
- South Korea
- Prior art keywords
- track jump
- linear motor
- extracting
- playback device
- hold
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 title claims description 6
- 230000005540 biological transmission Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
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
-
- 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
- G11B21/08—Track changing or selecting during transducing operation
- G11B21/081—Access to indexed tracks or parts of continuous track
- G11B21/083—Access to indexed tracks or parts of continuous track on discs
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
- G11B17/34—Guiding record carriers during transducing operation, e.g. 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
- G11B7/085—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
- G11B7/08517—Methods for track change, selection or preliminary positioning by moving the head with tracking pull-in only
Landscapes
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
- Moving Of Heads (AREA)
- Optical Recording Or Reproduction (AREA)
- Lens Barrels (AREA)
- Moving Of Head For Track Selection And Changing (AREA)
- Moving Of The Head To Find And Align With The Track (AREA)
- Automatic Disk Changers (AREA)
- Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 배경기술을 설명하기 위한 백터도. 제2도는 본 발명에 관계되는 광기록 및 재생장치를 광콤팩트 디스크 플레이어에 적용한 경우의 구체적 일실시예에 있어서의 리니어 모터 구동회로의 블럭회로도.
Claims (1)
- 리니어 모터를 사용한 송출기구에 의하여 광학계 픽업블럭을 송출하는 광기록 및 재생장치에 있어서, 트래킹 에러 신호중의 직류분을 추출하는 추출수단과, 이 추출수단에서의 트랙점프 직전의 추출치를 홀드하는 홀드수단과 이 홀드 수단에 의한 홀드치를 상기 리니어 모터의 트랙 점프 송출신호에 중첩시키는 중첩수단을 가지고, 상기 홀드치가 중첩되는 상기 트랙점프 송출신호에 의하여 트랙점프를 행하도록 하는리니어 모터 구동회로를 구비하고 있는 것을 특징으로 하는 광기록 및 재생장치.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP?58-152921 | 1983-08-22 | ||
| JP152921 | 1983-08-22 | ||
| JP58152921A JPS6045984A (ja) | 1983-08-22 | 1983-08-22 | 光記録／再生装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR850002139A true KR850002139A (ko) | 1985-05-06 |
| KR920005794B1 KR920005794B1 (ko) | 1992-07-18 |
Family
ID=15551057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019840005010A KR920005794B1 (ko) | 1983-08-22 | 1984-08-20 | 광기록 및 재생장치 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4698796A (ko) |
| EP (1) | EP0136051B1 (ko) |
| JP (1) | JPS6045984A (ko) |
| KR (1) | KR920005794B1 (ko) |
| AT (1) | ATE32799T1 (ko) |
| AU (1) | AU573244B2 (ko) |
| CA (1) | CA1227869A (ko) |
| DE (1) | DE3469624D1 (ko) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6045984A (ja) * | 1983-08-22 | 1985-03-12 | Sony Corp | 光記録／再生装置 |
| JPH067413B2 (ja) * | 1985-07-03 | 1994-01-26 | 株式会社リコー | 光ピツクアツプのトラツキング制御方式 |
| US4955011A (en) * | 1986-04-10 | 1990-09-04 | Canon Kabushiki Kaisha | Information recording/reproducing apparatus with control device for maintaining head velocity below a critical velocity |
| JPH0679420B2 (ja) * | 1986-06-06 | 1994-10-05 | パイオニア株式会社 | トラツキングサ−ボ装置 |
| DE3619258A1 (de) * | 1986-06-07 | 1987-12-10 | Blaupunkt Werke Gmbh | Compact disc (cd)-spieler |
| JPS6348149A (ja) * | 1986-08-12 | 1988-02-29 | Alps Electric Co Ltd | 送り装置 |
| US5003415A (en) * | 1987-06-18 | 1991-03-26 | Qume Corporation | Adaptive head positioning servo-mechanism |
| JPS6433779A (en) * | 1987-07-30 | 1989-02-03 | Toshiba Corp | Track access device |
| JPH01133363U (ko) * | 1988-03-04 | 1989-09-11 | ||
| JP2733695B2 (ja) * | 1989-08-25 | 1998-03-30 | 株式会社日立製作所 | 光ピックアップの移送制御装置 |
| JPH05209263A (ja) * | 1992-01-13 | 1993-08-20 | Nec Corp | スパッタ合金膜の製造方法及びその装置 |
| JP2005166086A (ja) * | 2003-11-28 | 2005-06-23 | Toshiba Corp | 回転補正装置および光ディスク装置 |
| CN112462684B (zh) * | 2020-06-16 | 2021-10-01 | 宁波智能装备研究院有限公司 | 一种龙门平台的轮廓跟踪与双边同步协同控制方法及系统 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4539664A (en) * | 1978-08-25 | 1985-09-03 | Matsushita Electric Industrial Co., Ltd. | Control system for optical information signal reproduction device |
| NL7812111A (nl) * | 1978-12-13 | 1980-06-17 | Philips Nv | Inrichting voor het optisch uitlezen van een schijf- vormige registratiedrager, in het bijzonder het snel opzoeken van een gewenst programmagedeelte. |
| JPS6215864Y2 (ko) * | 1980-08-04 | 1987-04-22 | ||
| JPS58128055A (ja) * | 1982-01-24 | 1983-07-30 | Sony Corp | デイスクのトラツク・ジヤンプ装置 |
| JPS58188340A (ja) * | 1982-04-28 | 1983-11-02 | Sony Corp | 光学式再生装置 |
| JPS592240A (ja) * | 1982-06-25 | 1984-01-07 | Pioneer Electronic Corp | トラツキングサ−ボ装置 |
| EP0125019A1 (en) * | 1983-04-05 | 1984-11-14 | Pioneer Electronic Corporation | Device for controlling recording track jump operations |
| JPS6045984A (ja) * | 1983-08-22 | 1985-03-12 | Sony Corp | 光記録／再生装置 |
-
1983
- 1983-08-22 JP JP58152921A patent/JPS6045984A/ja active Granted
-
1984
- 1984-08-15 AU AU31923/84A patent/AU573244B2/en not_active Expired
- 1984-08-17 CA CA000461223A patent/CA1227869A/en not_active Expired
- 1984-08-20 EP EP84305658A patent/EP0136051B1/en not_active Expired
- 1984-08-20 KR KR1019840005010A patent/KR920005794B1/ko not_active IP Right Cessation
- 1984-08-20 AT AT84305658T patent/ATE32799T1/de not_active IP Right Cessation
- 1984-08-20 DE DE8484305658T patent/DE3469624D1/de not_active Expired
- 1984-08-21 US US06/642,950 patent/US4698796A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| KR920005794B1 (ko) | 1992-07-18 |
| CA1227869A (en) | 1987-10-06 |
| JPS6045984A (ja) | 1985-03-12 |
| DE3469624D1 (en) | 1988-04-07 |
| JPH0587907B2 (ko) | 1993-12-20 |
| AU573244B2 (en) | 1988-06-02 |
| US4698796A (en) | 1987-10-06 |
| AU3192384A (en) | 1985-02-28 |
| EP0136051A1 (en) | 1985-04-03 |
| ATE32799T1 (de) | 1988-03-15 |
| EP0136051B1 (en) | 1988-03-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A201 | Request for examination | ||
| G160 | Decision to publish patent application | ||
| E701 | Decision to grant or registration of patent right | ||
| GRNT | Written decision to grant | ||
| FPAY | Annual fee payment |
Payment date: 20030620 Year of fee payment: 12 |
|
| LAPS | Lapse due to unpaid annual fee |