RU2007131426A - Способ передачи данных, носитель записи, устройство и способ для воспроизведения данных с носителя записи с помощью локального запоминающего устройства - Google Patents
Способ передачи данных, носитель записи, устройство и способ для воспроизведения данных с носителя записи с помощью локального запоминающего устройства Download PDFInfo
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- RU2007131426A RU2007131426A RU2007131426/28A RU2007131426A RU2007131426A RU 2007131426 A RU2007131426 A RU 2007131426A RU 2007131426/28 A RU2007131426/28 A RU 2007131426/28A RU 2007131426 A RU2007131426 A RU 2007131426A RU 2007131426 A RU2007131426 A RU 2007131426A
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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
- G11B20/10—Digital recording or reproducing
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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
- 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
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
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- G—PHYSICS
- G11—INFORMATION STORAGE
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- 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
- G11B20/00217—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 the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source
- G11B20/00224—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 the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source wherein the key is obtained from a remote server
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- G—PHYSICS
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- 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
- G11B20/00217—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 the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source
- G11B20/00253—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 the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source wherein the key is stored on the record carrier
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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
- 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
- G11B20/0042—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 the copy protection scheme being related to a specific access protection standard
- G11B20/00427—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 the copy protection scheme being related to a specific access protection standard advanced access content system [AACS]
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- 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
- G11B20/00528—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 each title is encrypted with a separate encryption key for each title, e.g. title key for movie, song or data file
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- 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
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
- G11B27/102—Programmed access in sequence to addressed parts of tracks of operating record carriers
- G11B27/105—Programmed access in sequence to addressed parts of tracks of operating record carriers of operating discs
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- G—PHYSICS
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- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
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- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
- G11B27/11—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information not detectable on the record carrier
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- 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
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
- G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
- G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
- G11B27/32—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on separate auxiliary tracks of the same or an auxiliary record carrier
- G11B27/327—Table of contents
- G11B27/329—Table of contents on a disc [VTOC]
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- H—ELECTRICITY
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- H04N9/00—Details of colour television systems
- H04N9/79—Processing of colour television signals in connection with recording
- H04N9/87—Regeneration of colour television signals
- H04N9/8715—Regeneration of colour television signals involving the mixing of the reproduced video signal with a non-recorded signal, e.g. a text signal
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F12/00—Accessing, addressing or allocating within memory systems or architectures
- G06F12/14—Protection against unauthorised use of memory or access to memory
- G06F12/1408—Protection against unauthorised use of memory or access to memory by using cryptography
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- 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
- G11B2220/2541—Blu-ray discs; Blue laser DVR discs
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/84—Television signal recording using optical recording
- H04N5/85—Television signal recording using optical recording on discs or drums
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/79—Processing of colour television signals in connection with recording
- H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
- H04N9/804—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components
- H04N9/8042—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components involving data reduction
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- H—ELECTRICITY
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- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/79—Processing of colour television signals in connection with recording
- H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
- H04N9/804—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components
- H04N9/806—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components with processing of the sound signal
- H04N9/8063—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components with processing of the sound signal using time division multiplex of the PCM audio and PCM video signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/79—Processing of colour television signals in connection with recording
- H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
- H04N9/82—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only
- H04N9/8205—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only involving the multiplexing of an additional signal and the colour video signal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/79—Processing of colour television signals in connection with recording
- H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
- H04N9/82—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only
- H04N9/8205—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only involving the multiplexing of an additional signal and the colour video signal
- H04N9/8227—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback the individual colour picture signal components being recorded simultaneously only involving the multiplexing of an additional signal and the colour video signal the additional signal being at least another television signal
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Multimedia (AREA)
- Software Systems (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Technology Law (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Storage Device Security (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
- Management Or Editing Of Information On Record Carriers (AREA)
- Television Signal Processing For Recording (AREA)
Claims (19)
1. Способ воспроизведения носителя записи с помощью локального запоминающего устройства, содержащий этапы, на которых загружают данные, ассоциированные с носителем записи, в локальное запоминающее устройство; формируют виртуальную компоновку данных посредством связывания загруженных данных с компоновкой данных диска на носителе записи; дешифруют элемент индексирования индексной таблицы в виртуальной компоновке данных с помощью ключа в файле ключей, ассоциированном с носителем записи; и воспроизводят дешифрованный элемент индексирования, при этом информацию для разрешения несоответствия, которое имеет место между элементом индексирования индексной таблицы и элементом индексирования файла ключей, включают в виртуальную компоновку данных.
2. Способ по п.1, в котором упомянутая информация идентифицирует, включает ли в себя элемент индексирования индексной таблицы загруженные данные или нет.
3. Способ по п.1, в котором упомянутая информация является информацией о блоке системы защиты контента (CPS-блоке), которому принадлежит элемент индексирования индексной таблицы.
4. Способ по п.1, в котором упомянутая информация является информацией идентификации элемента индексирования, предоставленной каждому элементу индексирования.
5. Способ по п.4, в котором предоставленная информация идентификации элемента индексирования является неизменной.
6. Способ по п.4, в котором, если индексная таблица включает в себя вновь добавленный элемент индексирования, включающий в себя загруженные данные, новая информация идентификации элемента индексирования предоставляется вновь добавленному элементу индексирования.
7. Способ по п.1, в котором файл ключей хранится на носителе записи.
8. Способ по п.1, в котором файл ключей включает в себя загруженный ключ и хранится в локальном запоминающем устройстве.
9. Носитель записи, содержащий область потоков, в которой записан контент; и область базы данных для управления воспроизведением контента, при этом зашифрованный тайтл сохраняется в области потоков и файл ключей, включающий в себя ключ, определенный со ссылкой на информацию идентификации тайтла, сохранен в области базы данных.
10. Носитель записи по п.9, в котором файл ключей включает в себя дополнительный ключ, сохраненный для загруженного тайтла.
11. Устройство для воспроизведения носителя записи с помощью локального запоминающего устройства, содержащее головку, считывающую данные, записанные на носитель записи; локальное запоминающее устройство, сохраняющее загруженные данные, ассоциированные с носителем записи; и контроллер, формирующий виртуальную компоновку данных посредством связывания загруженных данных с компоновкой данных диска на носителе записи; при этом контроллер дешифрует элемент индексирования индексной таблицы в виртуальной компоновке данных с помощью ключа дешифрования в файле ключей, ассоциированном с носителем записи, и воспроизводит дешифрованный элемент индексирования, при этом контроллер считывает ключ дешифрования с помощью информации для разрешения несоответствия, которое имеет место между элементом индексирования индексной таблицы и элементом индексирования файла ключей, и упомянутая информация включается в виртуальную компоновку данных.
12. Устройство по п.11, в котором индексная таблица предоставляется извне носителя записи поставщиком контента.
13. Устройство по п.11, в котором упомянутая информация предоставляется для идентификации того, включает ли в себя элемент индексирования индексной таблицы загруженные данные или нет.
14. Способ по п.11, в котором упомянутая информация является информацией о CPS-блоке, которому принадлежит элемент индексирования индексной таблицы.
15. Устройство по п.11, в котором информация является информацией идентификации элемента индексирования.
16. Осуществляемый при передаче данных, ассоциированных с носителем записи, от поставщика контента способ передачи данных, содержащий этап, на котором передают информацию для разрешения несоответствия элементов индексирования, которое имеет место между элементом индексирования индексной таблицы, обеспечивающим возможность воспроизведения данных, и элементом индексирования файла ключей, ассоциированного с носителем записи.
17. Способ передачи данных по п.16, в котором упомянутую информацию предоставляют, чтобы идентифицировать, включает ли в себя элемент индексирования индексной таблицы загруженные данные или нет.
18. Способ передачи данных по п.16, в котором упомянутая информация является информацией о CPS-блоке, которому принадлежит элемент индексирования индексной таблицы.
19. Способ передачи данных по п.16, в котором упомянутая информация является информацией идентификации элемента индексирования.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
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US64458805P | 2005-01-19 | 2005-01-19 | |
US60/644,588 | 2005-01-19 | ||
KR10-2005-0109693 | 2005-11-16 | ||
KR1020050109693A KR101216070B1 (ko) | 2005-01-19 | 2005-11-16 | 로컬 스토리지를 이용한 기록매체 재생방법 및 재생장치,기록매체 |
Publications (2)
Publication Number | Publication Date |
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RU2007131426A true RU2007131426A (ru) | 2009-02-27 |
RU2398293C2 RU2398293C2 (ru) | 2010-08-27 |
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RU2007131440/28A RU2404463C2 (ru) | 2005-01-19 | 2006-01-04 | Носитель записи, устройство и способ для дешифрования данных |
RU2007131426/28A RU2398293C2 (ru) | 2005-01-19 | 2006-01-04 | Носитель записи, устройство и способ для воспроизведения данных с носителя записи с помощью локального запоминающего устройства |
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RU2007131440/28A RU2404463C2 (ru) | 2005-01-19 | 2006-01-04 | Носитель записи, устройство и способ для дешифрования данных |
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US (2) | US8233777B2 (ru) |
JP (2) | JP4823235B2 (ru) |
KR (2) | KR101147763B1 (ru) |
CN (2) | CN101103406B (ru) |
BR (2) | BRPI0606604A2 (ru) |
RU (2) | RU2404463C2 (ru) |
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CA2497697C (en) * | 2002-09-12 | 2013-07-09 | Matsushita Electric Industrial Co., Ltd. | Recording medium, playback device, program, playback method, and recording method |
JP3749910B2 (ja) * | 2002-09-25 | 2006-03-01 | 松下電器産業株式会社 | 再生装置、プログラム、再生方法 |
DE602005021120D1 (de) * | 2005-10-28 | 2010-06-17 | Emma Mixed Signal Cv | Zugriffskontrolle auf eine Entschlüsselungstabelle von ASIC bzw. ASSP |
WO2007111208A1 (ja) * | 2006-03-24 | 2007-10-04 | Matsushita Electric Industrial Co., Ltd. | 再生装置、デバッグ装置、システムlsi、プログラム |
US8150097B2 (en) * | 2007-01-24 | 2012-04-03 | Sony Corporation | Concealed metadata transmission system |
US7945052B2 (en) * | 2007-03-29 | 2011-05-17 | Gary Stephen Shuster | Method of distributing a decryption key in fixed-content data |
US20080301465A1 (en) * | 2007-06-04 | 2008-12-04 | Microsoft Corporation | Protection of software transmitted over an unprotected interface |
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KR101245519B1 (ko) * | 2008-12-09 | 2013-03-20 | 한국전자통신연구원 | 방송콘텐츠 보호 장치 및 방법 |
US8972843B2 (en) * | 2009-07-29 | 2015-03-03 | Hewlett-Packard Development Company, L.P. | Sending a subset of component documents of a modular document to an electronic device |
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- 2005-11-16 KR KR1020050109693A patent/KR101216070B1/ko not_active IP Right Cessation
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BRPI0606605A2 (pt) | 2009-07-07 |
RU2007131440A (ru) | 2009-02-27 |
US8233777B2 (en) | 2012-07-31 |
JP2008532194A (ja) | 2008-08-14 |
RU2404463C2 (ru) | 2010-11-20 |
KR101147763B1 (ko) | 2012-05-25 |
CN101103406B (zh) | 2012-10-31 |
CN101103406A (zh) | 2008-01-09 |
JP4823235B2 (ja) | 2011-11-24 |
CN101107656B (zh) | 2011-04-27 |
RU2398293C2 (ru) | 2010-08-27 |
KR20060084351A (ko) | 2006-07-24 |
KR20060084350A (ko) | 2006-07-24 |
US7958375B2 (en) | 2011-06-07 |
US20070067646A1 (en) | 2007-03-22 |
US20060159426A1 (en) | 2006-07-20 |
BRPI0606604A2 (pt) | 2010-03-09 |
JP2008535126A (ja) | 2008-08-28 |
KR101216070B1 (ko) | 2012-12-26 |
CN101107656A (zh) | 2008-01-16 |
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