WO2005050630A2 - Apparatus and method for reading information from an information carrier - Google Patents
Apparatus and method for reading information from an information carrier Download PDFInfo
- Publication number
- WO2005050630A2 WO2005050630A2 PCT/IB2004/052285 IB2004052285W WO2005050630A2 WO 2005050630 A2 WO2005050630 A2 WO 2005050630A2 IB 2004052285 W IB2004052285 W IB 2004052285W WO 2005050630 A2 WO2005050630 A2 WO 2005050630A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- improved
- read signal
- satellite
- signal
- minimizing
- 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
- G11B7/004—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
- 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
- G11B19/041—Detection or prevention of read or write errors
- G11B19/045—Detection or prevention of read or write errors by detecting mistracking
-
- 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
-
- 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
- G11B7/0901—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 track following only
- G11B7/0903—Multi-beam tracking systems
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/579,411 US20070104078A1 (en) | 2004-11-03 | 2004-11-03 | Apparatus and method for reading information from an information carrier |
EP04770368A EP1709628A2 (en) | 2003-11-18 | 2004-11-03 | Apparatus and method for reading information from an information carrier |
JP2006540675A JP2007518202A (en) | 2003-11-18 | 2004-11-03 | Apparatus and method for reading information from an information carrier. |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP03104261 | 2003-11-18 | ||
EP03104261.7 | 2003-11-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2005050630A2 true WO2005050630A2 (en) | 2005-06-02 |
WO2005050630A3 WO2005050630A3 (en) | 2008-01-17 |
Family
ID=34610098
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/IB2004/052285 WO2005050630A2 (en) | 2003-11-18 | 2004-11-03 | Apparatus and method for reading information from an information carrier |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1709628A2 (en) |
JP (1) | JP2007518202A (en) |
KR (1) | KR20060111517A (en) |
WO (1) | WO2005050630A2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007138539A1 (en) * | 2006-06-01 | 2007-12-06 | Koninklijke Philips Electronics N.V. | A method for reducing noise in a radial tracking servo |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8830612B2 (en) * | 2011-09-30 | 2014-09-09 | Lsi Corporation | Hardware-based inter-track interference mitigation in magnetic recording systems with read channel storage of cancelation data |
WO2017135000A1 (en) * | 2016-02-05 | 2017-08-10 | ソニー株式会社 | Information processing device, information processing method, and program |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0977183A2 (en) * | 1998-07-27 | 2000-02-02 | Pioneer Electronic Corporation | Recorded information reproducing apparatus with crosstalk canceler |
EP1178484A2 (en) * | 2000-07-27 | 2002-02-06 | Victor Company of Japan, Ltd. | Information reproducing apparatus |
US20020034150A1 (en) * | 2000-09-19 | 2002-03-21 | Pioneer Corporation | Signal delay apparatus, leakage signal removing apparatus and information processing apparatus |
US20030123360A1 (en) * | 2001-11-30 | 2003-07-03 | Sony Corporation | Reproducing device and method of removing noise |
-
2004
- 2004-11-03 KR KR1020067009643A patent/KR20060111517A/en not_active Application Discontinuation
- 2004-11-03 WO PCT/IB2004/052285 patent/WO2005050630A2/en active Application Filing
- 2004-11-03 EP EP04770368A patent/EP1709628A2/en not_active Withdrawn
- 2004-11-03 JP JP2006540675A patent/JP2007518202A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0977183A2 (en) * | 1998-07-27 | 2000-02-02 | Pioneer Electronic Corporation | Recorded information reproducing apparatus with crosstalk canceler |
EP1178484A2 (en) * | 2000-07-27 | 2002-02-06 | Victor Company of Japan, Ltd. | Information reproducing apparatus |
US20020034150A1 (en) * | 2000-09-19 | 2002-03-21 | Pioneer Corporation | Signal delay apparatus, leakage signal removing apparatus and information processing apparatus |
US20030123360A1 (en) * | 2001-11-30 | 2003-07-03 | Sony Corporation | Reproducing device and method of removing noise |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007138539A1 (en) * | 2006-06-01 | 2007-12-06 | Koninklijke Philips Electronics N.V. | A method for reducing noise in a radial tracking servo |
Also Published As
Publication number | Publication date |
---|---|
JP2007518202A (en) | 2007-07-05 |
WO2005050630A3 (en) | 2008-01-17 |
KR20060111517A (en) | 2006-10-27 |
EP1709628A2 (en) | 2006-10-11 |
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