CA2016558A1 - Appareil de lecture de disques optiques - Google Patents
Appareil de lecture de disques optiquesInfo
- Publication number
- CA2016558A1 CA2016558A1 CA2016558A CA2016558A CA2016558A1 CA 2016558 A1 CA2016558 A1 CA 2016558A1 CA 2016558 A CA2016558 A CA 2016558A CA 2016558 A CA2016558 A CA 2016558A CA 2016558 A1 CA2016558 A1 CA 2016558A1
- Authority
- CA
- Canada
- Prior art keywords
- optical disk
- reproducing apparatus
- ram
- digital data
- track jump
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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
-
- 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
- G11B7/0946—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 operation during external perturbations not related to the carrier or servo beam, e.g. vibration
-
- 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
- G11B19/02—Control of operating function, e.g. switching from recording to reproducing
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/10527—Audio or video recording; Data buffering arrangements
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/10527—Audio or video recording; Data buffering arrangements
- G11B2020/1062—Data buffering arrangements, e.g. recording or playback buffers
- G11B2020/10675—Data buffering arrangements, e.g. recording or playback buffers aspects of buffer control
- G11B2020/10703—Data buffering arrangements, e.g. recording or playback buffers aspects of buffer control processing rate of the buffer, e.g. by accelerating the data output
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B2020/10935—Digital recording or reproducing wherein a time constraint must be met
- G11B2020/10981—Recording or reproducing data when the data rate or the relative speed between record carrier and transducer is variable
- G11B2020/1099—Recording or reproducing data when the data rate or the relative speed between record carrier and transducer is variable wherein a disc is spun at a variable speed
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Optical Recording Or Reproduction (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPP138220/89 | 1989-05-31 | ||
JP1138220A JPH033165A (ja) | 1989-05-31 | 1989-05-31 | 光ディスク再生装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2016558A1 true CA2016558A1 (fr) | 1990-11-30 |
CA2016558C CA2016558C (fr) | 1999-10-05 |
Family
ID=15216897
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002016558A Expired - Lifetime CA2016558C (fr) | 1989-05-31 | 1990-05-11 | Appareil de lecture de disques optiques |
Country Status (7)
Country | Link |
---|---|
US (1) | US5148417A (fr) |
EP (1) | EP0400810B1 (fr) |
JP (1) | JPH033165A (fr) |
KR (1) | KR100210994B1 (fr) |
CA (1) | CA2016558C (fr) |
DE (1) | DE69023393T2 (fr) |
MY (1) | MY106194A (fr) |
Families Citing this family (43)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04181522A (ja) * | 1990-11-16 | 1992-06-29 | Sony Corp | 光ディスク装置 |
DE4104017A1 (de) * | 1991-02-09 | 1992-08-13 | Thomson Brandt Gmbh | Verfahren zum lesen von daten von einem rotierenden plattenfoermigen aufzeichnungstraeger |
JP2970008B2 (ja) * | 1991-02-22 | 1999-11-02 | ソニー株式会社 | ディスク状記録媒体再生装置 |
CA2081742C (fr) * | 1991-11-13 | 2000-05-23 | Anthony M. Radice | Appareil et methode d'enregistrement de donnees aleatoires au moyen d'un magnetoscope numerique |
JP2803420B2 (ja) * | 1991-12-09 | 1998-09-24 | 松下電器産業株式会社 | トラッキング制御装置 |
JP3084916B2 (ja) * | 1992-03-31 | 2000-09-04 | ソニー株式会社 | ディスクプレーヤの再生データ処理回路 |
EP0578312B1 (fr) * | 1992-07-07 | 1999-10-06 | Koninklijke Philips Electronics N.V. | Dispositif de décodage d'un flux de données entrelacé temporellement à protection d'erreurs par mots et à détection de sauts de FIFO |
KR940007852A (ko) * | 1992-09-16 | 1994-04-28 | 윤종용 | 씨디-롬 시스템의 디지탈 노이즈 음 제거회로 |
KR950004555B1 (ko) * | 1992-10-12 | 1995-05-02 | 현대전자산업주식회사 | 데이타 저장방식의 컴팩트디스크 플레이어 회로 |
JP2902240B2 (ja) * | 1992-12-28 | 1999-06-07 | アルパイン株式会社 | ディスク演奏方法 |
EP0607861B1 (fr) * | 1993-01-21 | 2000-04-05 | Hitachi, Ltd. | Appareil de reproduction de disque |
DE69426636T2 (de) * | 1993-08-14 | 2001-06-21 | Toshiba Kawasaki Kk | Wiedergabegerät und Signalverarbeitungskreis für Daten, die auf einer Platte aufgezeichnet sind |
JP3321950B2 (ja) * | 1993-12-22 | 2002-09-09 | ソニー株式会社 | ディスクプレーヤおよびその再生データの処理方法 |
DE4445013A1 (de) * | 1994-12-16 | 1996-06-20 | Thomson Brandt Gmbh | Erschütterungsresistentes Abspielgerät mit verbesserter Synchronisation |
CN1114914C (zh) * | 1994-12-16 | 2003-07-16 | 德国汤姆逊-布朗特公司 | 抗振重放设备 |
KR100195015B1 (ko) * | 1996-06-21 | 1999-06-15 | 윤종용 | 메모리 제어장치 및 방법 |
DE19650054B4 (de) * | 1996-12-03 | 2009-04-09 | Robert Bosch Gmbh | Plattenspieler zum Abspielen von Platten mit optisch gespeicherten Daten |
KR100235438B1 (ko) | 1997-02-04 | 1999-12-15 | 구자홍 | 광디스크의 오디오재생신호 보상처리방법 및 장치 |
CN1077709C (zh) * | 1997-06-13 | 2002-01-09 | 明碁电脑股份有限公司 | 光盘系统的清洁方法 |
TW359811B (en) * | 1997-09-23 | 1999-06-01 | Mediatek Inc | CD playback system with synchronous and anti-vibration functions |
NL1007870C2 (nl) * | 1997-12-23 | 1999-06-30 | United Microelectronics Corp | Compact disc-spelersysteem met een voor trilling ongevoelig vermogen tot ononderbroken afspelen. |
JP3862875B2 (ja) * | 1998-10-29 | 2006-12-27 | パイオニア株式会社 | ディスク再生装置 |
US6853385B1 (en) | 1999-11-09 | 2005-02-08 | Broadcom Corporation | Video, audio and graphics decode, composite and display system |
US6636222B1 (en) | 1999-11-09 | 2003-10-21 | Broadcom Corporation | Video and graphics system with an MPEG video decoder for concurrent multi-row decoding |
US6661422B1 (en) * | 1998-11-09 | 2003-12-09 | Broadcom Corporation | Video and graphics system with MPEG specific data transfer commands |
US7446774B1 (en) | 1998-11-09 | 2008-11-04 | Broadcom Corporation | Video and graphics system with an integrated system bridge controller |
US6768774B1 (en) | 1998-11-09 | 2004-07-27 | Broadcom Corporation | Video and graphics system with video scaling |
US7982740B2 (en) | 1998-11-09 | 2011-07-19 | Broadcom Corporation | Low resolution graphics mode support using window descriptors |
US6573905B1 (en) | 1999-11-09 | 2003-06-03 | Broadcom Corporation | Video and graphics system with parallel processing of graphics windows |
US6380945B1 (en) | 1998-11-09 | 2002-04-30 | Broadcom Corporation | Graphics display system with color look-up table loading mechanism |
US6798420B1 (en) | 1998-11-09 | 2004-09-28 | Broadcom Corporation | Video and graphics system with a single-port RAM |
US6243329B1 (en) | 1999-01-06 | 2001-06-05 | Visteon Global Technologies, Inc. | Method of enhanced compression rate for a multi-disc CD player |
US6205097B1 (en) | 1999-01-06 | 2001-03-20 | Visteon Global Technologies, Inc. | Method of enhanced data compression rate for a CD player |
US6636269B1 (en) * | 1999-08-18 | 2003-10-21 | Webtv Networks, Inc. | Video timing system and method |
US6975324B1 (en) | 1999-11-09 | 2005-12-13 | Broadcom Corporation | Video and graphics system with a video transport processor |
US9668011B2 (en) | 2001-02-05 | 2017-05-30 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Single chip set-top box system |
US6396777B1 (en) * | 2000-05-30 | 2002-05-28 | Delphi Technologies, Inc. | Compact disk player instant-on feature |
US7020305B2 (en) * | 2000-12-06 | 2006-03-28 | Microsoft Corporation | System and method providing improved head motion estimations for animation |
US20040068917A1 (en) * | 2002-10-10 | 2004-04-15 | Chan Chi T. | Portable insect capturing apparatus |
AU2003282307A1 (en) * | 2002-12-04 | 2004-06-23 | Koninklijke Philips Electronics N.V. | Portable media player with adaptative playback buffer control |
US8063916B2 (en) | 2003-10-22 | 2011-11-22 | Broadcom Corporation | Graphics layer reduction for video composition |
TWI238994B (en) * | 2003-10-31 | 2005-09-01 | Asustek Comp Inc | Method for retrieving the data from optical disk and optical disk drive for executing the method |
JP2010176760A (ja) * | 2009-01-30 | 2010-08-12 | Pioneer Electronic Corp | 記録媒体再生装置、記録媒体再生方法、記録媒体再生プログラムおよび記録媒体再生プログラムを格納した記録媒体 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SG28340G (en) * | 1983-12-16 | 1995-09-18 | Sony Corp | Disk reproducing apparatus |
JPS62150560A (ja) * | 1985-12-25 | 1987-07-04 | Hitachi Ltd | デイスク再生装置 |
DE3619258A1 (de) * | 1986-06-07 | 1987-12-10 | Blaupunkt Werke Gmbh | Compact disc (cd)-spieler |
KR910005644B1 (ko) * | 1986-09-19 | 1991-08-01 | 가부시키가이샤 도시바 | 디스크재생장치 |
US4882642A (en) * | 1987-07-02 | 1989-11-21 | International Business Machines Corporation | Sequentially processing data in a cached data storage system |
US4932018A (en) * | 1987-11-19 | 1990-06-05 | Sanyo Electric Co., Ltd. | Integrated circuit for generating indexing data in a CD player |
-
1989
- 1989-05-31 JP JP1138220A patent/JPH033165A/ja active Pending
-
1990
- 1990-04-23 US US07/513,224 patent/US5148417A/en not_active Expired - Lifetime
- 1990-04-30 EP EP90304658A patent/EP0400810B1/fr not_active Expired - Lifetime
- 1990-04-30 DE DE69023393T patent/DE69023393T2/de not_active Expired - Lifetime
- 1990-05-11 CA CA002016558A patent/CA2016558C/fr not_active Expired - Lifetime
- 1990-05-29 KR KR1019900007752A patent/KR100210994B1/ko not_active IP Right Cessation
- 1990-05-30 MY MYPI90000892A patent/MY106194A/en unknown
Also Published As
Publication number | Publication date |
---|---|
DE69023393T2 (de) | 1996-04-18 |
JPH033165A (ja) | 1991-01-09 |
KR100210994B1 (ko) | 1999-07-15 |
CA2016558C (fr) | 1999-10-05 |
EP0400810A3 (fr) | 1992-05-20 |
US5148417A (en) | 1992-09-15 |
DE69023393D1 (de) | 1995-12-14 |
KR900018931A (ko) | 1990-12-22 |
MY106194A (en) | 1995-03-31 |
EP0400810A2 (fr) | 1990-12-05 |
EP0400810B1 (fr) | 1995-11-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKEX | Expiry |