KR100571114B1 - 암호 키 교환에 기초하는 버스 암호화를 제공하는 방법 및시스템 - Google Patents

암호 키 교환에 기초하는 버스 암호화를 제공하는 방법 및시스템 Download PDF

Info

Publication number
KR100571114B1
KR100571114B1 KR1020037012741A KR20037012741A KR100571114B1 KR 100571114 B1 KR100571114 B1 KR 100571114B1 KR 1020037012741 A KR1020037012741 A KR 1020037012741A KR 20037012741 A KR20037012741 A KR 20037012741A KR 100571114 B1 KR100571114 B1 KR 100571114B1
Authority
KR
South Korea
Prior art keywords
key
data
bus
host device
subsystem
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
Application number
KR1020037012741A
Other languages
English (en)
Korean (ko)
Other versions
KR20030088045A (ko
Inventor
트로브렌단
리플리마이크
Original Assignee
인텔 코오퍼레이션
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 인텔 코오퍼레이션 filed Critical 인텔 코오퍼레이션
Publication of KR20030088045A publication Critical patent/KR20030088045A/ko
Application granted granted Critical
Publication of KR100571114B1 publication Critical patent/KR100571114B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/4104—Peripherals receiving signals from specially adapted client devices
    • H04N21/4135—Peripherals receiving signals from specially adapted client devices external recorder
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/633—Control signals issued by server directed to the network components or client
    • H04N21/6332—Control signals issued by server directed to the network components or client directed to client
    • H04N21/6334—Control signals issued by server directed to the network components or client directed to client for authorisation, e.g. by transmitting a key
    • 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
    • G11B20/00217—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
    • G11B20/00362—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 the key being obtained from a media key block [MKB]
    • 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
    • G11B20/00449—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 content scrambling system [CSS]
    • 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
    • G11B20/00543—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 external data is encrypted, e.g. for secure communication with an external device or for encrypting content on a separate 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
    • G11B20/00855—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a step of exchanging information with a remote server
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/432—Content retrieval operation from a local storage medium, e.g. hard-disk
    • H04N21/4325—Content retrieval operation from a local storage medium, e.g. hard-disk by playing back content from the storage medium
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
    • H04N21/4367—Establishing a secure communication between the client and a peripheral device or smart card
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
    • H04N21/4405—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving video stream decryption
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
    • H04N21/4408—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving video stream encryption, e.g. re-encrypting a decrypted video stream for redistribution in a home network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/765—Interface circuits between an apparatus for recording and another apparatus
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/913—Television signal processing therefor for scrambling ; for copy protection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/167—Systems rendering the television signal unintelligible and subsequently intelligible
    • H04N7/1675—Providing digital key or authorisation information for generation or regeneration of the scrambling sequence

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Security & Cryptography (AREA)
  • Databases & Information Systems (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Storage Device Security (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Small-Scale Networks (AREA)
KR1020037012741A 2001-03-29 2002-03-07 암호 키 교환에 기초하는 버스 암호화를 제공하는 방법 및시스템 Expired - Fee Related KR100571114B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/823,423 2001-03-29
US09/823,423 US20020141577A1 (en) 2001-03-29 2001-03-29 Method and system for providing bus encryption based on cryptographic key exchange
PCT/US2002/007085 WO2002080170A2 (en) 2001-03-29 2002-03-07 Method and system for providing bus encryption based on cryptographic key exchange

Publications (2)

Publication Number Publication Date
KR20030088045A KR20030088045A (ko) 2003-11-15
KR100571114B1 true KR100571114B1 (ko) 2006-04-13

Family

ID=25238734

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020037012741A Expired - Fee Related KR100571114B1 (ko) 2001-03-29 2002-03-07 암호 키 교환에 기초하는 버스 암호화를 제공하는 방법 및시스템

Country Status (8)

Country Link
US (1) US20020141577A1 (enExample)
EP (1) EP1374237B1 (enExample)
JP (1) JP2004530348A (enExample)
KR (1) KR100571114B1 (enExample)
AT (1) ATE309604T1 (enExample)
AU (1) AU2002252241A1 (enExample)
DE (1) DE60207223T2 (enExample)
WO (1) WO2002080170A2 (enExample)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7111169B2 (en) * 2001-03-29 2006-09-19 Intel Corporation Method and apparatus for content protection across a source-to-destination interface
US6966837B1 (en) 2001-05-10 2005-11-22 Best Robert M Linked portable and video game systems
US7725945B2 (en) * 2001-06-27 2010-05-25 Intel Corporation Discouraging unauthorized redistribution of protected content by cryptographically binding the content to individual authorized recipients
US7350081B1 (en) 2002-04-29 2008-03-25 Best Robert M Secure execution of downloaded software
US7203965B2 (en) * 2002-12-17 2007-04-10 Sony Corporation System and method for home network content protection and copy management
US7934263B2 (en) * 2002-12-17 2011-04-26 Sony Pictures Entertainment Inc. License management in a media network environment
JP2004220317A (ja) * 2003-01-15 2004-08-05 Sony Corp 相互認証方法、プログラム、記録媒体、信号処理システム、再生装置および情報処理装置
US7421742B2 (en) * 2003-01-15 2008-09-02 Sony Corporation Signal processing system, recording method, program, recording medium, reproduction device and information processing device
JP2005057435A (ja) * 2003-08-01 2005-03-03 Sony Corp クライアント機器及びクライアント機器におけるコンテンツ処理方法、並びにコンテンツ提供システム
US7607024B2 (en) * 2003-08-01 2009-10-20 Koninklijke Phillips Electronics N.V. Record carrier comprising encryption indication information
US8256005B2 (en) 2007-01-08 2012-08-28 Apple Inc. Protection of audio or video data in a playback device
KR101310232B1 (ko) 2007-04-24 2013-09-24 삼성전자주식회사 버스 키 공유 방법 및 그 장치
US8234718B2 (en) * 2007-07-31 2012-07-31 Samsung Electronics Co., Ltd. Method and apparatus for forbidding use of digital content against copy control information
JP4710910B2 (ja) * 2008-01-21 2011-06-29 ソニー株式会社 情報処理装置、情報記録媒体ドライブ装置、および情報処理方法
JP5025009B2 (ja) * 2008-02-15 2012-09-12 株式会社東芝 認証方法、ホスト計算機及び記録媒体
JPWO2010001544A1 (ja) * 2008-07-01 2011-12-15 パナソニック株式会社 ドライブ装置、コンテンツ再生装置、記録装置、データ読み出し方法、プログラム、記録媒体、および集積回路
JP2010268417A (ja) * 2009-04-16 2010-11-25 Toshiba Corp 記録装置及びコンテンツデータ再生システム
WO2012011564A1 (ja) * 2010-07-23 2012-01-26 日本電信電話株式会社 暗号化装置、復号装置、暗号化方法、復号方法、プログラム、及び記録媒体
JP2012043234A (ja) * 2010-08-20 2012-03-01 Hitachi-Lg Data Storage Inc 光ディスク、光ディスク記録方法、光ディスク再生方法、光ディスク装置およびストレージシステム
JP5198539B2 (ja) * 2010-11-05 2013-05-15 株式会社東芝 記憶装置、アクセス装置およびプログラム
US9171162B2 (en) 2011-03-29 2015-10-27 Microsoft Technology Licensing, Llc Random file request for software attestation
JP5306405B2 (ja) * 2011-03-31 2013-10-02 株式会社東芝 情報処理装置およびプログラム
US9170843B2 (en) 2011-09-24 2015-10-27 Elwha Llc Data handling apparatus adapted for scheduling operations according to resource allocation based on entitlement
US8813085B2 (en) 2011-07-19 2014-08-19 Elwha Llc Scheduling threads based on priority utilizing entitlement vectors, weight and usage level
US9460290B2 (en) 2011-07-19 2016-10-04 Elwha Llc Conditional security response using taint vector monitoring
US9575903B2 (en) 2011-08-04 2017-02-21 Elwha Llc Security perimeter
US9471373B2 (en) 2011-09-24 2016-10-18 Elwha Llc Entitlement vector for library usage in managing resource allocation and scheduling based on usage and priority
US9798873B2 (en) 2011-08-04 2017-10-24 Elwha Llc Processor operable to ensure code integrity
US8930714B2 (en) * 2011-07-19 2015-01-06 Elwha Llc Encrypted memory
US9298918B2 (en) 2011-11-30 2016-03-29 Elwha Llc Taint injection and tracking
US9098608B2 (en) 2011-10-28 2015-08-04 Elwha Llc Processor configured to allocate resources using an entitlement vector
US9443085B2 (en) 2011-07-19 2016-09-13 Elwha Llc Intrusion detection using taint accumulation
US8955111B2 (en) 2011-09-24 2015-02-10 Elwha Llc Instruction set adapted for security risk monitoring
US9558034B2 (en) 2011-07-19 2017-01-31 Elwha Llc Entitlement vector for managing resource allocation
US9465657B2 (en) 2011-07-19 2016-10-11 Elwha Llc Entitlement vector for library usage in managing resource allocation and scheduling based on usage and priority
KR102218715B1 (ko) 2014-06-19 2021-02-23 삼성전자주식회사 채널별로 데이터를 보호할 수 있는 반도체 장치

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4888802A (en) * 1988-06-17 1989-12-19 Ncr Corporation System and method for providing for secure encryptor key management
CA2136919A1 (en) * 1993-12-09 1995-06-10 John Timothy Hember Local area network encryption decryption system
EP0802535B1 (en) * 1995-10-09 2005-06-15 Matsushita Electric Industrial Co., Ltd. Information recording medium, information reproduction apparatus and information reproduction method
US5917910A (en) * 1995-10-16 1999-06-29 Sony Corporation Encrypting method and apparatus, recording method, decrypting method and apparatus, and recording medium
US5999629A (en) * 1995-10-31 1999-12-07 Lucent Technologies Inc. Data encryption security module
US5949881A (en) * 1995-12-04 1999-09-07 Intel Corporation Apparatus and method for cryptographic companion imprinting
US5915018A (en) * 1996-11-05 1999-06-22 Intel Corporation Key management system for DVD copyright management
US5818939A (en) * 1996-12-18 1998-10-06 Intel Corporation Optimized security functionality in an electronic system
US6542610B2 (en) * 1997-01-30 2003-04-01 Intel Corporation Content protection for digital transmission systems
JP3651732B2 (ja) * 1997-04-24 2005-05-25 株式会社東芝 再生装置
JP3588536B2 (ja) * 1997-07-11 2004-11-10 株式会社東芝 不正データコピー防止装置及び方法
JPH11232779A (ja) * 1997-11-20 1999-08-27 Toshiba Corp コピー防止装置
US6118873A (en) * 1998-04-24 2000-09-12 International Business Machines Corporation System for encrypting broadcast programs in the presence of compromised receiver devices
JPH11328033A (ja) * 1998-05-20 1999-11-30 Fujitsu Ltd ライセンス委譲装置
US7165152B2 (en) * 1998-06-30 2007-01-16 Emc Corporation Method and apparatus for managing access to storage devices in a storage system with access control
US6167551A (en) * 1998-07-29 2000-12-26 Neomagic Corp. DVD controller with embedded DRAM for ECC-block buffering
US6438235B2 (en) * 1998-08-05 2002-08-20 Hewlett-Packard Company Media content protection utilizing public key cryptography
EP0984346A1 (en) * 1998-09-02 2000-03-08 Hitachi Europe Limited Copy protection apparatus and method
KR100484209B1 (ko) * 1998-09-24 2005-09-30 삼성전자주식회사 디지털컨텐트암호화/해독화장치및그방법
US6778757B1 (en) * 1998-10-23 2004-08-17 Hitachi, Ltd. Data recording/reproduction apparatus and method
CN1303599C (zh) * 1998-11-02 2007-03-07 松下电器产业株式会社 高速缓存设备
WO2000057636A1 (en) * 1999-03-24 2000-09-28 Microsoft Corporation Enhancing smart card usage for associating media content with households
AU784672B2 (en) * 1999-09-01 2006-05-25 Matsushita Electric Industrial Co., Ltd. Distribution system, semiconductor memory card, receiving apparatus, computer-readable recording medium and receiving method
US6748539B1 (en) * 2000-01-19 2004-06-08 International Business Machines Corporation System and method for securely checking in and checking out digitized content
TW529020B (en) * 2000-03-14 2003-04-21 Matsushita Electric Industrial Co Ltd Encrypted data signal, data storage medium, data signal playback apparatus, and data signal recording apparatus
US20020037081A1 (en) * 2000-04-28 2002-03-28 David Rogoff Cryptographic key distribution system and method for digital video systems
US20020003878A1 (en) * 2000-04-28 2002-01-10 Erlend Olson Cryptographic key distribution system and method for digital video systems

Also Published As

Publication number Publication date
JP2004530348A (ja) 2004-09-30
EP1374237A2 (en) 2004-01-02
AU2002252241A1 (en) 2002-10-15
WO2002080170A3 (en) 2003-06-05
WO2002080170A2 (en) 2002-10-10
HK1060436A1 (en) 2004-08-06
KR20030088045A (ko) 2003-11-15
DE60207223T2 (de) 2006-07-13
US20020141577A1 (en) 2002-10-03
DE60207223D1 (de) 2005-12-15
ATE309604T1 (de) 2005-11-15
EP1374237B1 (en) 2005-11-09

Similar Documents

Publication Publication Date Title
KR100571114B1 (ko) 암호 키 교환에 기초하는 버스 암호화를 제공하는 방법 및시스템
CN1329909C (zh) 安全的单驱动器复制方法和设备
TWI254279B (en) Method and apparatus for content protection across a source-to-destination interface
KR100279520B1 (ko) 암호화된 카피관리 정보를 갖는 부정 데이터카피 방지장치 및방법과 기록매체
US6789177B2 (en) Protection of data during transfer
EP0978839B1 (en) Media content protection utilizing public key cryptography
KR100994772B1 (ko) 저장 매체의 데이터 복사 및 재생 방법
KR20100057846A (ko) 저장 장치에 저장된 컨텐트를 보호하기 위한 시스템 및 방법
EP1412943B1 (en) Apparatus and method for reproducing user data
US20060002561A1 (en) Apparatus and/or method for encryption and/or decryption for multimedia data
CN100364002C (zh) 读或写用户数据的设备和方法
US20060277415A1 (en) Content protection method and system
KR101299807B1 (ko) 보안 기 기록 디지털 매체
CN102194497B (zh) 应用硬设备的光盘防转录方法
JP4367166B2 (ja) ドライブ装置、再生処理装置、情報記録媒体、およびデータ処理方法、並びにコンピュータ・プログラム
US20050144466A1 (en) Apparatus and method for rendering user data
HK1060436B (en) Method and system for providing bus encryption based on cryptographic key exchange
JP2000341265A (ja) データ記録および読み出し方法および記録装置および読み取り装置および書き込み装置
JP2008259042A (ja) 情報保護システム

Legal Events

Date Code Title Description
A201 Request for examination
PA0105 International application

St.27 status event code: A-0-1-A10-A15-nap-PA0105

PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

R18-X000 Changes to party contact information recorded

St.27 status event code: A-3-3-R10-R18-oth-X000

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

St.27 status event code: A-1-2-D10-D22-exm-PE0701

GRNT Written decision to grant
PR0701 Registration of establishment

St.27 status event code: A-2-4-F10-F11-exm-PR0701

PR1002 Payment of registration fee

St.27 status event code: A-2-2-U10-U12-oth-PR1002

Fee payment year number: 1

PG1601 Publication of registration

St.27 status event code: A-4-4-Q10-Q13-nap-PG1601

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 4

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 5

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 6

FPAY Annual fee payment
PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 7

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000

FPAY Annual fee payment
PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 8

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 9

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 10

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 11

LAPS Lapse due to unpaid annual fee
PC1903 Unpaid annual fee

St.27 status event code: A-4-4-U10-U13-oth-PC1903

Not in force date: 20170408

Payment event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

PC1903 Unpaid annual fee

St.27 status event code: N-4-6-H10-H13-oth-PC1903

Ip right cessation event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

Not in force date: 20170408