CN1229723C - 含代码字的数字光媒体和它的生成方法 - Google Patents
含代码字的数字光媒体和它的生成方法 Download PDFInfo
- Publication number
- CN1229723C CN1229723C CNB988117177A CN98811717A CN1229723C CN 1229723 C CN1229723 C CN 1229723C CN B988117177 A CNB988117177 A CN B988117177A CN 98811717 A CN98811717 A CN 98811717A CN 1229723 C CN1229723 C CN 1229723C
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- CN
- China
- Prior art keywords
- word
- coded
- coded word
- digital light
- parity
- 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 - Fee Related
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 12
- 238000000034 method Methods 0.000 title claims description 37
- 238000012937 correction Methods 0.000 claims abstract description 42
- 238000006073 displacement reaction Methods 0.000 claims 3
- 230000003190 augmentative effect Effects 0.000 abstract 3
- 238000010586 diagram Methods 0.000 description 19
- 230000008859 change Effects 0.000 description 11
- 238000001514 detection method Methods 0.000 description 4
- 230000001360 synchronised effect Effects 0.000 description 3
- 238000004590 computer program Methods 0.000 description 2
- 238000013500 data storage Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 235000012364 Peperomia pellucida Nutrition 0.000 description 1
- 240000007711 Peperomia pellucida Species 0.000 description 1
- 238000013524 data verification Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000000053 physical method Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Images
Classifications
-
- 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
- G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
-
- 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
- G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
- G11B20/00166—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised contents recorded on or reproduced from a record carrier, e.g. music or software
- G11B20/00173—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised contents recorded on or reproduced from a record carrier, e.g. music or software wherein the origin of the content is checked, e.g. determining whether the content has originally been retrieved from a legal disc copy or another trusted source
-
- 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
- G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
- G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
-
- 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
- G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
- G11B20/00572—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium
- G11B20/00579—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium said format change concerning the data encoding, e.g., modulation schemes violating run-length constraints, causing excessive DC content, or involving uncommon codewords or sync patterns
-
- 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
- G11B20/1806—Pulse code modulation systems for audio signals
- G11B20/1809—Pulse code modulation systems for audio signals by interleaving
-
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
- H03M13/29—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes combining two or more codes or code structures, e.g. product codes, generalised product codes, concatenated codes, inner and outer codes
- H03M13/2906—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes combining two or more codes or code structures, e.g. product codes, generalised product codes, concatenated codes, inner and outer codes using block codes
- H03M13/2921—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes combining two or more codes or code structures, e.g. product codes, generalised product codes, concatenated codes, inner and outer codes using block codes wherein error correction coding involves a diagonal direction
- H03M13/2924—Cross interleaved Reed-Solomon codes [CIRC]
-
- 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
- G11B20/14—Digital recording or reproducing using self-clocking codes
- G11B20/1403—Digital recording or reproducing using self-clocking codes characterised by the use of two levels
- G11B20/1423—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code
- G11B20/1426—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code conversion to or from block codes or representations thereof
- G11B2020/1461—8 to 14 modulation, e.g. the EFM code used on CDs or mini-discs
-
- 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
- G11B2020/1836—Error detection or correction; Testing, e.g. of drop-outs by adding special lists or symbols to the coded information using a Reed Solomon [RS] code
- G11B2020/184—Error detection or correction; Testing, e.g. of drop-outs by adding special lists or symbols to the coded information using a Reed Solomon [RS] code using a cross-interleaved Reed Solomon [CIRC]
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Probability & Statistics with Applications (AREA)
- Physics & Mathematics (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Error Detection And Correction (AREA)
- Optical Recording Or Reproduction (AREA)
- Holo Graphy (AREA)
- Sewing Machines And Sewing (AREA)
- Detection And Correction Of Errors (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
Abstract
Description
Claims (19)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IL122393 | 1997-12-01 | ||
IL12239397A IL122393A0 (en) | 1997-12-01 | 1997-12-01 | A code word for use in digital optical media and a method of generation thereof |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1282428A CN1282428A (zh) | 2001-01-31 |
CN1229723C true CN1229723C (zh) | 2005-11-30 |
Family
ID=11070916
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB988117177A Expired - Fee Related CN1229723C (zh) | 1997-12-01 | 1998-11-30 | 含代码字的数字光媒体和它的生成方法 |
Country Status (13)
Country | Link |
---|---|
US (2) | US6820229B1 (zh) |
EP (1) | EP1034478B1 (zh) |
JP (2) | JP2001525587A (zh) |
KR (1) | KR100566554B1 (zh) |
CN (1) | CN1229723C (zh) |
AT (1) | ATE405930T1 (zh) |
AU (1) | AU738583B2 (zh) |
BR (1) | BR9815072A (zh) |
CA (1) | CA2312916A1 (zh) |
DE (1) | DE69839918D1 (zh) |
IL (1) | IL122393A0 (zh) |
NZ (1) | NZ504937A (zh) |
WO (1) | WO1999028822A1 (zh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW509900B (en) * | 2000-02-29 | 2002-11-11 | Via Tech Inc | Error correction method for correcting errors in digital data |
US20050022091A1 (en) * | 2003-07-21 | 2005-01-27 | Holman Thomas J. | Method, system, and apparatus for adjacent-symbol error correction and detection code |
EP1780636B1 (en) * | 2004-01-06 | 2013-04-17 | Thomson Licensing | Improved techniques for detecting, analyzing, and using visible authentication patterns |
CN1952978B (zh) * | 2004-01-06 | 2010-05-26 | 汤姆逊许可证公司 | 用于检测、分析和使用可见认证图样的改进技术 |
DE602004030313D1 (de) * | 2004-02-13 | 2011-01-13 | Alcatel Lucent | Iterative Dekodierung zweidimensionaler Blockkodes |
US7275199B2 (en) * | 2004-08-05 | 2007-09-25 | International Business Machines Corporation | Method and apparatus for a modified parity check |
US9864654B2 (en) | 2015-09-21 | 2018-01-09 | Sandisk Technologies Llc | Detecting data indicated as being uncorrectable at a data storage device |
Family Cites Families (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4312069A (en) * | 1980-02-07 | 1982-01-19 | Bell Telephone Laboratories, Incorporated | Serial encoding-decoding for cyclic block codes |
US4488302A (en) * | 1983-02-11 | 1984-12-11 | At&T Bell Laboratories | Burst error correction using cyclic block codes |
JPS60175254A (ja) * | 1984-02-22 | 1985-09-09 | Noritaka Kawaoka | ソフトウエア記録媒体のデツドコピ−防止方法 |
US4823210A (en) | 1984-08-13 | 1989-04-18 | Verbatim Corporation | Copy protected disk |
DE3587535T2 (de) | 1984-10-01 | 1994-01-20 | Matsushita Electric Ind Co Ltd | Verfahren und Vorrichtung zur numerischen Datenkodierung. |
US4849836A (en) * | 1985-06-07 | 1989-07-18 | Software Heaven, Inc. | Copy protection for computer discs |
IL91158A (en) * | 1989-07-28 | 1993-01-31 | Ibm Israel | Method and system for arithmetic coding and decoding |
US5231662A (en) | 1989-08-01 | 1993-07-27 | Tulip Computers International B.V. | Method and device for enciphering data to be transferred and for deciphering the enciphered data, and a computer system comprising such a device |
JPH03166601A (ja) * | 1989-11-27 | 1991-07-18 | Hitachi Ltd | 制御支援装置 |
US5243655A (en) * | 1990-01-05 | 1993-09-07 | Symbol Technologies Inc. | System for encoding and decoding data in machine readable graphic form |
ES2103719T3 (es) | 1990-01-18 | 1997-10-01 | Philips Electronics Nv | Dispositivo de almacenamiento reversible de datos digitales sobre un medio multipista, dispositivo descodificador aparato de reproduccion de informacion para utilizar con dicho medio, y soporte de almacenamiento para utilizar con dicho dispositivo de almacenamiento, con dicho |
DE69233335T2 (de) * | 1991-12-02 | 2005-02-10 | Koninklijke Philips Electronics N.V. | Geschlossenes Informationssystem mit Kopierschutz |
JP2575988B2 (ja) * | 1992-03-18 | 1997-01-29 | 富士通株式会社 | 光ディスクのコピー防止方法、光ディスク及び光ディスク装置 |
US6047396A (en) * | 1992-10-14 | 2000-04-04 | Tm Patents, L.P. | Digital data storage system including phantom bit storage locations |
JP2694794B2 (ja) | 1993-04-09 | 1997-12-24 | 日本電気株式会社 | 誤り訂正処理方法 |
JP2776209B2 (ja) | 1993-07-22 | 1998-07-16 | 日本ビクター株式会社 | 光ディスク及び情報記録再生装置 |
TW241360B (zh) | 1993-07-29 | 1995-02-21 | Nippon Pickter Kk | |
WO1995012945A1 (en) * | 1993-11-01 | 1995-05-11 | Omnipoint Corporation | Despreading/demodulating direct sequence spread spectrum signals |
US5454039A (en) | 1993-12-06 | 1995-09-26 | International Business Machines Corporation | Software-efficient pseudorandom function and the use thereof for encryption |
JPH07231261A (ja) | 1994-02-21 | 1995-08-29 | Hitachi Ltd | 誤り数推定方法及びbch符号訂正方法 |
JP3328093B2 (ja) * | 1994-07-12 | 2002-09-24 | 三菱電機株式会社 | エラー訂正装置 |
TW309612B (zh) | 1994-09-22 | 1997-07-01 | Nippon Bickter Kk | |
JPH0981938A (ja) * | 1995-09-14 | 1997-03-28 | Matsushita Electric Ind Co Ltd | 不正複写防止機能付き光ディスクおよび光ディスク装置 |
US5699434A (en) | 1995-12-12 | 1997-12-16 | Hewlett-Packard Company | Method of inhibiting copying of digital data |
KR100191754B1 (ko) * | 1996-05-18 | 1999-06-15 | 신현철 | 자기 기록 매체를 이용한 영상기기의 신호 기록 장치 |
US5809006A (en) | 1996-05-31 | 1998-09-15 | Cagent Technologies, Inc. | Optical disk with copy protection, and apparatus and method for recording and reproducing same |
EP1076902A4 (en) * | 1996-08-05 | 2001-05-23 | Ttr Technologies Ltd | DIGITAL OPTICAL MEDIA AUTHENTICATION AND COPY PROTECTION PROCEDURE |
GB2415826B (en) | 2002-03-08 | 2006-06-07 | First 4 Internet Ltd | Data protection system |
GB2402802B (en) | 2003-06-09 | 2007-05-30 | First 4 Internet Ltd | Copy protection system for data carriers |
-
1997
- 1997-12-01 IL IL12239397A patent/IL122393A0/xx unknown
-
1998
- 1998-11-30 DE DE69839918T patent/DE69839918D1/de not_active Expired - Lifetime
- 1998-11-30 JP JP2000523605A patent/JP2001525587A/ja active Pending
- 1998-11-30 KR KR1020007005967A patent/KR100566554B1/ko not_active IP Right Cessation
- 1998-11-30 NZ NZ504937A patent/NZ504937A/xx not_active IP Right Cessation
- 1998-11-30 EP EP98958387A patent/EP1034478B1/en not_active Expired - Lifetime
- 1998-11-30 CN CNB988117177A patent/CN1229723C/zh not_active Expired - Fee Related
- 1998-11-30 BR BR9815072-3A patent/BR9815072A/pt not_active IP Right Cessation
- 1998-11-30 AU AU14450/99A patent/AU738583B2/en not_active Ceased
- 1998-11-30 US US09/555,366 patent/US6820229B1/en not_active Expired - Lifetime
- 1998-11-30 WO PCT/IL1998/000585 patent/WO1999028822A1/en active IP Right Grant
- 1998-11-30 AT AT98958387T patent/ATE405930T1/de not_active IP Right Cessation
- 1998-11-30 CA CA002312916A patent/CA2312916A1/en not_active Abandoned
-
2004
- 2004-08-13 US US10/918,559 patent/US7181673B2/en not_active Expired - Lifetime
-
2007
- 2007-05-07 JP JP2007122332A patent/JP4854588B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE69839918D1 (de) | 2008-10-02 |
KR20010032685A (ko) | 2001-04-25 |
CA2312916A1 (en) | 1999-06-10 |
KR100566554B1 (ko) | 2006-03-30 |
IL122393A0 (en) | 1998-06-15 |
EP1034478B1 (en) | 2008-08-20 |
EP1034478A1 (en) | 2000-09-13 |
US6820229B1 (en) | 2004-11-16 |
EP1034478A4 (en) | 2006-06-14 |
JP2007280597A (ja) | 2007-10-25 |
JP2001525587A (ja) | 2001-12-11 |
US7181673B2 (en) | 2007-02-20 |
NZ504937A (en) | 2003-04-29 |
WO1999028822A1 (en) | 1999-06-10 |
ATE405930T1 (de) | 2008-09-15 |
JP4854588B2 (ja) | 2012-01-18 |
BR9815072A (pt) | 2000-10-03 |
CN1282428A (zh) | 2001-01-31 |
AU1445099A (en) | 1999-06-16 |
US20050015706A1 (en) | 2005-01-20 |
AU738583B2 (en) | 2001-09-20 |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: MACROVISIEN EUROPE LTD. Free format text: FORMER OWNER: T.T.R. TECHNOLOGIES LTD. Effective date: 20050121 |
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C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20050121 Address after: British South Ruislip Applicant after: MACROVISION EUROPE LTD. Address before: Israel - kefar Saba Applicant before: T.T.R. Technology Co.,Ltd. |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
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Owner name: LOEWE EUROPE CO., LTD. Free format text: FORMER OWNER: MACROVISION CORPORATION Effective date: 20110309 |
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C41 | Transfer of patent application or patent right or utility model | ||
C56 | Change in the name or address of the patentee |
Owner name: MACROVISION CORPORATION Free format text: FORMER NAME: MACROVISION EUROPE INC. |
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CP03 | Change of name, title or address |
Address after: Burke County, England Patentee after: MACROVISION Corp. Address before: British South Ruislip Patentee before: MACROVISION EUROPE LTD. |
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TR01 | Transfer of patent right |
Effective date of registration: 20110309 Address after: Burke County, England Patentee after: Rovi Solutions Ltd. Address before: Burke County, England Patentee before: Macrovision Corp. |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20051130 Termination date: 20161130 |