JP2008135981A - 情報処理装置 - Google Patents
情報処理装置 Download PDFInfo
- Publication number
- JP2008135981A JP2008135981A JP2006320623A JP2006320623A JP2008135981A JP 2008135981 A JP2008135981 A JP 2008135981A JP 2006320623 A JP2006320623 A JP 2006320623A JP 2006320623 A JP2006320623 A JP 2006320623A JP 2008135981 A JP2008135981 A JP 2008135981A
- Authority
- JP
- Japan
- Prior art keywords
- data
- card
- processing
- information
- copyright protection
- 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.)
- Pending
Links
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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]
- G06F21/109—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM] by using specially-adapted hardware at the client
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
- G06F21/31—User authentication
- G06F21/34—User authentication involving the use of external additional devices, e.g. dongles or smart cards
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
- G06F21/71—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information
- G06F21/77—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information in smart cards
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Software Systems (AREA)
- General Physics & Mathematics (AREA)
- Computing Systems (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mathematical Physics (AREA)
- Multimedia (AREA)
- Technology Law (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Storage Device Security (AREA)
- Bus Control (AREA)
Abstract
【解決手段】 情報処理装置1は、暗号化されたコンテンツデータを取得して処理するデータ取得部3と、ユーザアクセスバス2を介してデータ取得部3からコンテンツデータを取得して再生するデータ処理部4と、を備えている。データ取得部3は、コンテンツデータを復号化するための復号化データを処理するICカード7と、復号化データを用いてコンテンツデータを復号化する複数の制御プロセッサ部91,92と、各制御プロセッサ部91,92に対し、ICカード7との通信の確立を排他的に許可するアービタ調停部111と、を有している。
【選択図】 図1
Description
Claims (6)
- 暗号化されたコンテンツデータを取得して処理するデータ取得手段と、ユーザアクセスバスを介して前記データ取得手段から前記コンテンツデータを取得して処理するデータ処理手段と、を備える情報処理装置であって、
前記データ取得手段は、
前記コンテンツデータを復号化するための復号化データを処理するICカードと、
前記復号化データを用いて前記コンテンツデータを復号化する複数のデータ処理部と、
前記データ処理部のそれぞれに対し、前記ICカードとの通信の確立を排他的に許可する調停部と、を有することを特徴とする情報処理装置。 - 前記データ処理部のそれぞれは、復号化した前記コンテンツデータを暗号化し、
前記データ処理手段は、前記データ処理部のそれぞれによって暗号化された前記コンテンツデータを復号化して処理することを特徴とする請求項1記載の情報処理装置。 - 前記調停部は、一の前記データ処理部に対する前記通信の確立の許可を、他の前記データ処理部が前記通信を確立していないときに与えることを特徴とする請求項1又は2記載の情報処理装置。
- 前記ICカードの電源制御は、前記データ処理部のいずれか1つによって行われることを特徴とする請求項1〜3のいずれか一項記載の情報処理装置。
- 前記データ取得手段は、前記データ処理部のそれぞれに対応する複数の情報共有部を有し、
前記情報共有部のそれぞれは、前記データ処理部のそれぞれが前記通信を確立するための通信確立情報を共有していることを特徴とする請求項1〜4のいずれか一項記載の情報処理装置。 - 前記データ処理部は、対応する前記情報共有部から前記通信確立情報を読み出して前記通信を確立し、前記情報共有部のそれぞれが共有している前記通信確立情報を更新することを特徴とする請求項5記載の情報処理装置。
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006320623A JP2008135981A (ja) | 2006-11-28 | 2006-11-28 | 情報処理装置 |
| US11/810,556 US20080127274A1 (en) | 2006-11-28 | 2007-06-06 | Information processing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006320623A JP2008135981A (ja) | 2006-11-28 | 2006-11-28 | 情報処理装置 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2008135981A true JP2008135981A (ja) | 2008-06-12 |
Family
ID=39465483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2006320623A Pending JP2008135981A (ja) | 2006-11-28 | 2006-11-28 | 情報処理装置 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US20080127274A1 (ja) |
| JP (1) | JP2008135981A (ja) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008160428A (ja) * | 2006-12-22 | 2008-07-10 | Toshiba Corp | 情報処理装置 |
| JP2011029934A (ja) * | 2009-07-24 | 2011-02-10 | Toshiba Corp | 情報処理装置 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11155139A (ja) * | 1997-11-21 | 1999-06-08 | Sharp Corp | デジタル放送受信機 |
| JP2001359061A (ja) * | 2000-04-11 | 2001-12-26 | Sony Corp | データ送出装置、データ受信装置、データ送出方法、及びデータ受信方法 |
| JP2002369168A (ja) * | 2001-06-08 | 2002-12-20 | Matsushita Electric Ind Co Ltd | 放送受信装置および通信接続方法 |
| JP2006140625A (ja) * | 2004-11-10 | 2006-06-01 | Toshiba Corp | 情報処理装置 |
| JP2006279433A (ja) * | 2005-03-29 | 2006-10-12 | Zentek Technology Japan Inc | 映像番組視聴装置 |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4254888A (en) * | 1979-08-13 | 1981-03-10 | Chandler James D | Locking gas tank cap |
| US6246767B1 (en) * | 1995-04-03 | 2001-06-12 | Scientific-Atlanta, Inc. | Source authentication of download information in a conditional access system |
| EP0945017A1 (en) * | 1996-12-12 | 1999-09-29 | Conexant Systems, Inc. | Digital video converter box for subscriber/home with multiple television sets |
| EP1282315A3 (en) * | 1997-03-21 | 2004-09-01 | Canal+ Technologies | Smartcard for use with a receiver of encrypted broadcast signals, and receiver |
| US5890244A (en) * | 1998-04-23 | 1999-04-06 | Cartwright; Wanda K. | Protective padded accessory for use on long-term care bed rails |
| JP4332249B2 (ja) * | 1999-02-18 | 2009-09-16 | キヤノン株式会社 | ビットストリーム復号化装置、方法及び記憶媒体 |
| US7080039B1 (en) * | 2000-03-23 | 2006-07-18 | David J Marsh | Associating content with households using smart cards |
| US20020029343A1 (en) * | 2000-09-05 | 2002-03-07 | Fujitsu Limited | Smart card access management system, sharing method, and storage medium |
| US7224806B2 (en) * | 2000-11-13 | 2007-05-29 | Thomson Licensing | Threshold cryptography scheme for conditional access systems |
| GB0027810D0 (en) * | 2000-11-15 | 2000-12-27 | Pace Micro Tech Plc | Signal sequencing control means |
| US6520201B2 (en) * | 2000-12-05 | 2003-02-18 | Lance Michael Sweeney | Insulated backflow device cover |
| US7463737B2 (en) * | 2001-08-15 | 2008-12-09 | Digeo, Inc. | System and method for conditional access key encryption |
| US7011228B2 (en) * | 2002-11-27 | 2006-03-14 | S.C. Johnson Home Storage, Inc. | Sealable container cover |
| US20040162780A1 (en) * | 2003-02-19 | 2004-08-19 | General Instrument Corporation | Methods and apparatus for integrating one-way and two-way security systems to enable secure distribution of encrypted services |
| GB2399972A (en) * | 2003-03-26 | 2004-09-29 | Sony Uk Ltd | Common interface controller and method of descrambling transport stream channels |
| US20050115970A1 (en) * | 2003-12-02 | 2005-06-02 | Barbara Jean Stinnette Watson | DispoTops, plastic disposable trashcan top |
| US7783573B2 (en) * | 2004-01-13 | 2010-08-24 | Microsoft Corporation | Performance optimized smartcard transaction management |
| EP1575293A1 (en) * | 2004-03-11 | 2005-09-14 | Canal+ Technologies | Dynamic smart card management |
| JP4685567B2 (ja) * | 2005-09-15 | 2011-05-18 | 株式会社日立製作所 | 情報処理装置によるサービス提供システム |
| EP1840779B1 (en) * | 2006-03-31 | 2013-03-20 | Irdeto Access B.V. | Method and device for authorising conditional access |
-
2006
- 2006-11-28 JP JP2006320623A patent/JP2008135981A/ja active Pending
-
2007
- 2007-06-06 US US11/810,556 patent/US20080127274A1/en not_active Abandoned
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11155139A (ja) * | 1997-11-21 | 1999-06-08 | Sharp Corp | デジタル放送受信機 |
| JP2001359061A (ja) * | 2000-04-11 | 2001-12-26 | Sony Corp | データ送出装置、データ受信装置、データ送出方法、及びデータ受信方法 |
| JP2002369168A (ja) * | 2001-06-08 | 2002-12-20 | Matsushita Electric Ind Co Ltd | 放送受信装置および通信接続方法 |
| JP2006140625A (ja) * | 2004-11-10 | 2006-06-01 | Toshiba Corp | 情報処理装置 |
| JP2006279433A (ja) * | 2005-03-29 | 2006-10-12 | Zentek Technology Japan Inc | 映像番組視聴装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| US20080127274A1 (en) | 2008-05-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8347076B2 (en) | System and method for building home domain using smart card which contains information of home network member device | |
| US8411867B2 (en) | Scalable and secure key management for cryptographic data processing | |
| EP2024846B1 (en) | Method of transfering rights object and electronic device | |
| US20070015589A1 (en) | Communication card, confidential information processing system, and confidential information transfer method and program | |
| US20090249063A1 (en) | Encryption data management system and encryption data management method | |
| US20060085354A1 (en) | Data transfer system and data transfer method | |
| RU2002125866A (ru) | Способ и устройство для передачи данных содержимого и устройство записи и/или воспроизведения | |
| US8699706B2 (en) | Method for generating rights object and device to perform the method, method for transmitting rights object and device to perform the method, and method for receiving rights object and device to perform the method | |
| KR20070009983A (ko) | 콘텐츠로의 액세스를 인증하는 방법 | |
| JP2005102055A (ja) | 暗号化装置及び復号化装置 | |
| JP4883728B2 (ja) | ストレージ装置、ストレージ装置の制御方法、およびコンピュータプログラム | |
| US20090319791A1 (en) | Electronic apparatus and copyright-protected chip | |
| US8180709B2 (en) | Method and device for consuming rights objects having inheritance structure in environment where the rights objects are distributed over plurality of devices | |
| US20040117642A1 (en) | Secure media card operation over an unsecured PCI bus | |
| JP2001257670A (ja) | コンテンツ記憶装置およびコンテンツ読取装置 | |
| JP4960150B2 (ja) | 電子機器 | |
| JP2008135981A (ja) | 情報処理装置 | |
| JP2010258795A (ja) | 送信装置、受信装置及びコンテンツ送受信方法 | |
| JP4564572B1 (ja) | 送信装置、受信装置及びコンテンツ送受信方法 | |
| US20090232475A1 (en) | Digital broadcast receiving/recording/reproducing apparatus and digital broadcast receiving/recording/reproducing method | |
| JP2002222119A (ja) | 情報処理装置 | |
| JP2008141381A (ja) | 情報処理装置 | |
| JP2006018335A (ja) | コンテンツ記憶準備方法、コンテンツ記憶方法、コンテンツ使用方法、端末システム及び記憶媒体接続可能端末装置 | |
| JP2004118726A (ja) | Icカードの読み出し制御システム及び制御方法 | |
| WO2005055523A1 (en) | System and method for building home domain using smart card which contains information of home network member device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RD04 | Notification of resignation of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7424 Effective date: 20080806 |
|
| RD02 | Notification of acceptance of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7422 Effective date: 20080718 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20090909 |
|
| A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20120118 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20120124 |
|
| A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20120529 |