DE69621398D1 - Wiedergabegerät für optische Platte mit einem regelbaren Verstärker zur Amplitudeneinstellung des Wiedergabesignals - Google Patents
Wiedergabegerät für optische Platte mit einem regelbaren Verstärker zur Amplitudeneinstellung des WiedergabesignalsInfo
- Publication number
- DE69621398D1 DE69621398D1 DE69621398T DE69621398T DE69621398D1 DE 69621398 D1 DE69621398 D1 DE 69621398D1 DE 69621398 T DE69621398 T DE 69621398T DE 69621398 T DE69621398 T DE 69621398T DE 69621398 D1 DE69621398 D1 DE 69621398D1
- Authority
- DE
- Germany
- Prior art keywords
- amplitude
- adjusting
- optical disk
- controllable amplifier
- playback device
- 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.)
- Expired - Lifetime
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/005—Reproducing at a different information rate from the information rate of recording
-
- 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
- G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
-
- 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
- G11B19/04—Arrangements for preventing, inhibiting, or warning against double recording on the same blank or against other recording or reproducing malfunctions
-
- 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
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/10009—Improvement or modification of read or write signals
-
- 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
- G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
- G11B20/1833—Error detection or correction; Testing, e.g. of drop-outs by adding special lists or symbols to the coded information
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/36—Monitoring, i.e. supervising the progress of recording or reproducing
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
- G11B2220/21—Disc-shaped record carriers characterised in that the disc is of read-only, rewritable, or recordable type
- G11B2220/213—Read-only discs
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
- G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
- G11B2220/2537—Optical discs
- G11B2220/2545—CDs
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Optical Recording Or Reproduction (AREA)
- Control Of Amplification And Gain Control (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP28076795A JP3367807B2 (ja) | 1995-10-27 | 1995-10-27 | 光ディスク再生装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69621398D1 true DE69621398D1 (de) | 2002-07-04 |
DE69621398T2 DE69621398T2 (de) | 2002-11-14 |
Family
ID=17629680
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69621398T Expired - Lifetime DE69621398T2 (de) | 1995-10-27 | 1996-10-25 | Wiedergabegerät für optische Platte mit einem regelbaren Verstärker zur Amplitudeneinstellung des Wiedergabesignals |
Country Status (7)
Country | Link |
---|---|
US (1) | US5784356A (de) |
EP (1) | EP0771000B1 (de) |
JP (1) | JP3367807B2 (de) |
KR (1) | KR100236379B1 (de) |
DE (1) | DE69621398T2 (de) |
SG (1) | SG52856A1 (de) |
TW (1) | TW336314B (de) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11120564A (ja) * | 1997-10-08 | 1999-04-30 | Toshiba Corp | 光ディスク装置及び光ディスク再生方法 |
JP3979712B2 (ja) * | 1997-10-20 | 2007-09-19 | 富士通株式会社 | 光信号受信装置および方法 |
US6069866A (en) * | 1997-10-23 | 2000-05-30 | Cirrus Logic, Inc. | System and method for coarse gain control of wide band amplifiers |
US6308298B1 (en) | 1998-11-16 | 2001-10-23 | Ecrix Corporation | Method of reacquiring clock synchronization on a non-tracking helical scan tape device |
JP2000173153A (ja) * | 1998-12-07 | 2000-06-23 | Mitsumi Electric Co Ltd | 光ディスク装置 |
JP2000251419A (ja) * | 1999-02-26 | 2000-09-14 | Sony Corp | 読み出し制御装置、再生装置、記録装置およびその方法 |
DE19961440A1 (de) * | 1999-12-20 | 2001-06-21 | Thomson Brandt Gmbh | Gerät zum Lesen und/oder Schreiben optischer Aufzeichnungsträger |
JP3989665B2 (ja) | 2000-03-03 | 2007-10-10 | 株式会社リコー | 光情報記録媒体 |
JP2002251844A (ja) * | 2001-02-21 | 2002-09-06 | Mitsumi Electric Co Ltd | 光ディスク装置 |
KR20030023102A (ko) * | 2001-09-12 | 2003-03-19 | 넥스필전자 주식회사 | 광 디스크 재생장치의 자동 가인 컨트롤 장치 및 그제어방법 |
KR100469572B1 (ko) * | 2002-03-20 | 2005-02-02 | 주식회사 레인콤 | 광디스크 장치에서의 충격 감지 장치 및 방법 |
WO2003098798A1 (fr) * | 2002-05-16 | 2003-11-27 | Asahi Kasei Microsystems Co.,Ltd. | Circuit de limitation de la vitesse de balayage et disque optique |
TWI276065B (en) * | 2004-11-01 | 2007-03-11 | Lite On It Corp | CD reading method |
KR100790967B1 (ko) * | 2005-07-27 | 2008-01-02 | 삼성전자주식회사 | 자동이득 조절기의 제어전압을 디지털적으로 제어할 수있는 자동이득 조절기 및 제어방법 |
JP2009531801A (ja) * | 2006-03-29 | 2009-09-03 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | ディスク駆動及び光検出ゲイン選択方法 |
KR100907218B1 (ko) * | 2007-03-28 | 2009-07-10 | 삼성전자주식회사 | 읽기 레벨 제어 장치 및 그 방법 |
KR100873824B1 (ko) * | 2007-05-04 | 2008-12-15 | 삼성전자주식회사 | 오류 제어 코드 장치 및 그 방법 |
KR101267798B1 (ko) * | 2007-08-09 | 2013-06-04 | 삼성전자주식회사 | 읽기 레벨 제어 장치 및 그 방법 |
JP2009048690A (ja) * | 2007-08-16 | 2009-03-05 | Fujitsu Ltd | メディア制御装置、メディア制御方法およびメディア制御プログラム |
JP5258462B2 (ja) * | 2008-09-04 | 2013-08-07 | キヤノン株式会社 | 光ディスク装置 |
JP2010152951A (ja) * | 2008-12-24 | 2010-07-08 | Toshiba Corp | 光ディスク駆動装置 |
US7982992B2 (en) * | 2009-01-09 | 2011-07-19 | International Business Machines Corporation | Dual gain control for magnetic data storage system |
US8130021B2 (en) * | 2009-01-09 | 2012-03-06 | International Business Machines Corporation | Gain control with multiple integrators |
US7924524B2 (en) * | 2009-01-09 | 2011-04-12 | International Business Machines Corporation | System and method for generating an amplitude error signal in a magnetic tape recording channel |
KR101655306B1 (ko) | 2010-02-24 | 2016-09-07 | 삼성전자주식회사 | 메모리 시스템 및 그것의 액세스 방법 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2813207A1 (de) * | 1978-03-25 | 1979-10-04 | Bosch Gmbh Robert | System zur korrektur von signalen, welche frequenzmoduliert von einem aufzeichnungstraeger abgenommen werden |
JPS61208634A (ja) * | 1985-03-13 | 1986-09-17 | Mitsubishi Electric Corp | 情報再生装置 |
JP3137119B2 (ja) * | 1989-06-07 | 2001-02-19 | キヤノン株式会社 | 誤り訂正装置 |
US5083304A (en) * | 1990-09-28 | 1992-01-21 | Motorola, Inc. | Automatic gain control apparatus and method |
US5132988A (en) * | 1990-12-03 | 1992-07-21 | Board Of Trustees, Leland Stanford Jr. University | Adaptive decision feedback equalizer apparatus for processing information stored on digital storage media |
US5297184A (en) * | 1993-02-01 | 1994-03-22 | Cirrus Logic, Inc. | Gain control circuit for synchronous waveform sampling |
US5422601A (en) * | 1994-07-19 | 1995-06-06 | Analog Devices, Inc. | Hybrid analog digital automatic gain control gain recovery system |
US5568465A (en) * | 1994-10-06 | 1996-10-22 | International Business Machines Corporation | Reading from record medium in either an inverted or non-inverted signal-processing mode |
-
1995
- 1995-10-27 JP JP28076795A patent/JP3367807B2/ja not_active Expired - Fee Related
-
1996
- 1996-10-22 TW TW085112904A patent/TW336314B/zh not_active IP Right Cessation
- 1996-10-23 SG SG1996010953A patent/SG52856A1/en unknown
- 1996-10-24 US US08/736,407 patent/US5784356A/en not_active Expired - Lifetime
- 1996-10-25 EP EP96117163A patent/EP0771000B1/de not_active Expired - Lifetime
- 1996-10-25 KR KR1019960048201A patent/KR100236379B1/ko not_active IP Right Cessation
- 1996-10-25 DE DE69621398T patent/DE69621398T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0771000A3 (de) | 1997-08-20 |
EP0771000B1 (de) | 2002-05-29 |
TW336314B (en) | 1998-07-11 |
US5784356A (en) | 1998-07-21 |
KR970023254A (ko) | 1997-05-30 |
JPH09128908A (ja) | 1997-05-16 |
DE69621398T2 (de) | 2002-11-14 |
KR100236379B1 (ko) | 1999-12-15 |
SG52856A1 (en) | 1998-09-28 |
EP0771000A2 (de) | 1997-05-02 |
JP3367807B2 (ja) | 2003-01-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |