CN101057246B - 数据再现方法和数据处理装置 - Google Patents
数据再现方法和数据处理装置 Download PDFInfo
- Publication number
- CN101057246B CN101057246B CN200580038000XA CN200580038000A CN101057246B CN 101057246 B CN101057246 B CN 101057246B CN 200580038000X A CN200580038000X A CN 200580038000XA CN 200580038000 A CN200580038000 A CN 200580038000A CN 101057246 B CN101057246 B CN 101057246B
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- China
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- 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.)
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Classifications
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- 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
- G11B20/0021—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
- G11B20/0021—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
- G11B20/00485—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 characterised by a specific kind of data which is encrypted and recorded on and/or reproduced from the record carrier
- G11B20/00492—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 characterised by a specific kind of data which is encrypted and recorded on and/or reproduced from the record carrier wherein content or user data is encrypted
- G11B20/00514—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 characterised by a specific kind of data which is encrypted and recorded on and/or reproduced from the record carrier wherein content or user data is encrypted wherein the entire content is encrypted with the same key, e.g. disc key or master key
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Storage Device Security (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Abstract
Description
Claims (6)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP326512/2004 | 2004-11-10 | ||
JP2004326512 | 2004-11-10 | ||
PCT/JP2005/020470 WO2006051791A1 (ja) | 2004-11-10 | 2005-11-08 | データ再生方法及びデータ処理装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101057246A CN101057246A (zh) | 2007-10-17 |
CN101057246B true CN101057246B (zh) | 2011-11-02 |
Family
ID=36336470
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200580038000XA Active CN101057246B (zh) | 2004-11-10 | 2005-11-08 | 数据再现方法和数据处理装置 |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP4791971B2 (zh) |
CN (1) | CN101057246B (zh) |
BR (1) | BRPI0517738A (zh) |
WO (1) | WO2006051791A1 (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104516791B (zh) * | 2013-09-30 | 2018-09-28 | 北京猎豹移动科技有限公司 | 数据处理方法、装置及电子设备 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6665240B1 (en) * | 1998-10-07 | 2003-12-16 | Sony Corporation | Apparatus and method for manufacturing optical disks, apparatus and method for recording data on optical disks, apparatus and method for reproducing data from optical disks, and optical disk |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63182758A (ja) * | 1987-01-23 | 1988-07-28 | Nec Corp | 情報記憶装置 |
JPH03233792A (ja) * | 1990-02-09 | 1991-10-17 | Nec Off Syst Ltd | 暗号化・復号化方法 |
JPH09134310A (ja) * | 1995-11-07 | 1997-05-20 | Fujitsu Ltd | データの復号アルゴリズムを記憶する記憶媒体および方法 |
JP2000029792A (ja) * | 1998-07-10 | 2000-01-28 | Hitachi Ltd | 機密情報格納装置 |
JP2000113452A (ja) * | 1998-10-07 | 2000-04-21 | Sony Corp | 光ディスクの製造装置、光ディスクの製造方法、光ディスク及び光ディスクの再生方法 |
-
2005
- 2005-11-08 CN CN200580038000XA patent/CN101057246B/zh active Active
- 2005-11-08 BR BRPI0517738-3A patent/BRPI0517738A/pt not_active Application Discontinuation
- 2005-11-08 JP JP2006544899A patent/JP4791971B2/ja active Active
- 2005-11-08 WO PCT/JP2005/020470 patent/WO2006051791A1/ja active Application Filing
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6665240B1 (en) * | 1998-10-07 | 2003-12-16 | Sony Corporation | Apparatus and method for manufacturing optical disks, apparatus and method for recording data on optical disks, apparatus and method for reproducing data from optical disks, and optical disk |
Non-Patent Citations (1)
Title |
---|
JP特开2000-29792A 2000.01.28 |
Also Published As
Publication number | Publication date |
---|---|
CN101057246A (zh) | 2007-10-17 |
JPWO2006051791A1 (ja) | 2008-05-29 |
BRPI0517738A (pt) | 2008-10-21 |
JP4791971B2 (ja) | 2011-10-12 |
WO2006051791A1 (ja) | 2006-05-18 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20071017 Assignee: China Hualu Group Ltd. Assignor: Blue light United Co., Ltd. Contract record no.: 2014990000238 Denomination of invention: Data reproducing method and data processing device Granted publication date: 20111102 License type: Common License Record date: 20140423 Application publication date: 20071017 Assignee: Guangdong OPPO Mobile Communications Co., Ltd. Assignor: Blue light United Co., Ltd. Contract record no.: 2014990000237 Denomination of invention: Data reproducing method and data processing device Granted publication date: 20111102 License type: Common License Record date: 20140423 Application publication date: 20071017 Assignee: Shenzhen Maxmade Technology Co.,Ltd. Assignor: Blue light United Co., Ltd. Contract record no.: 2014990000239 Denomination of invention: Data reproducing method and data processing device Granted publication date: 20111102 License type: Common License Record date: 20140423 Application publication date: 20071017 Assignee: Guangzhou Panyu Juda Car Audio Equipment Co., Ltd. Assignor: Blue light United Co., Ltd. Contract record no.: 2014990000233 Denomination of invention: Data reproducing method and data processing device Granted publication date: 20111102 License type: Common License Record date: 20140422 Application publication date: 20071017 Assignee: TCL Kone Electronics (Huizhou) Ltd. Assignor: Blue light United Co., Ltd. Contract record no.: 2014990000240 Denomination of invention: Data reproducing method and data processing device Granted publication date: 20111102 License type: Common License Record date: 20140423 |
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LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20071017 Assignee: Dongguan de video technology Co. Ltd. Kit Assignor: Blue light United Co., Ltd. Contract record no.: 2016990000233 Denomination of invention: Data reproducing method and data processing device Granted publication date: 20111102 License type: Common License Record date: 20160614 |
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LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model |