JPH11243536A5 - - Google Patents

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Publication number
JPH11243536A5
JPH11243536A5 JP1998228287A JP22828798A JPH11243536A5 JP H11243536 A5 JPH11243536 A5 JP H11243536A5 JP 1998228287 A JP1998228287 A JP 1998228287A JP 22828798 A JP22828798 A JP 22828798A JP H11243536 A5 JPH11243536 A5 JP H11243536A5
Authority
JP
Japan
Prior art keywords
information
contract
receiving
contract information
encrypted
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.)
Granted
Application number
JP1998228287A
Other languages
English (en)
Japanese (ja)
Other versions
JP3561154B2 (ja
JPH11243536A (ja
Filing date
Publication date
Application filed filed Critical
Priority to JP22828798A priority Critical patent/JP3561154B2/ja
Priority claimed from JP22828798A external-priority patent/JP3561154B2/ja
Priority to US09/219,889 priority patent/US6463155B1/en
Publication of JPH11243536A publication Critical patent/JPH11243536A/ja
Priority to US10/206,763 priority patent/US6650752B2/en
Priority to US10/206,764 priority patent/US6650754B2/en
Application granted granted Critical
Publication of JP3561154B2 publication Critical patent/JP3561154B2/ja
Publication of JPH11243536A5 publication Critical patent/JPH11243536A5/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

JP22828798A 1997-12-26 1998-08-12 放送受信装置および契約管理装置 Expired - Fee Related JP3561154B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP22828798A JP3561154B2 (ja) 1997-12-26 1998-08-12 放送受信装置および契約管理装置
US09/219,889 US6463155B1 (en) 1997-12-26 1998-12-24 Broadcast reception device and contract management device using common master key in conditional access broadcast system
US10/206,763 US6650752B2 (en) 1997-12-26 2002-07-29 Broadcast reception device and contract management device using common master key in conditional access broadcast system
US10/206,764 US6650754B2 (en) 1997-12-26 2002-07-29 Broadcast reception device and contract management device using common master key in conditional access broadcast system

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP36681297 1997-12-26
JP9-366812 1997-12-26
JP22828798A JP3561154B2 (ja) 1997-12-26 1998-08-12 放送受信装置および契約管理装置

Publications (3)

Publication Number Publication Date
JPH11243536A JPH11243536A (ja) 1999-09-07
JP3561154B2 JP3561154B2 (ja) 2004-09-02
JPH11243536A5 true JPH11243536A5 (enExample) 2004-10-14

Family

ID=26528157

Family Applications (1)

Application Number Title Priority Date Filing Date
JP22828798A Expired - Fee Related JP3561154B2 (ja) 1997-12-26 1998-08-12 放送受信装置および契約管理装置

Country Status (2)

Country Link
US (3) US6463155B1 (enExample)
JP (1) JP3561154B2 (enExample)

Families Citing this family (126)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11341566A (ja) * 1998-05-27 1999-12-10 Nec Corp 情報提供システム及びその課金方法並びにその制御プログラムを記録した記録媒体
DE19905628A1 (de) * 1999-02-11 2000-08-17 Bosch Gmbh Robert Verfahren und Empfänger zum Empfang eines Rundfunksignal mit verschlüsselten Inhalten
US7730300B2 (en) 1999-03-30 2010-06-01 Sony Corporation Method and apparatus for protecting the transfer of data
US7565546B2 (en) 1999-03-30 2009-07-21 Sony Corporation System, method and apparatus for secure digital content transmission
US6697489B1 (en) 1999-03-30 2004-02-24 Sony Corporation Method and apparatus for securing control words
JP4161466B2 (ja) * 1999-04-22 2008-10-08 日本ビクター株式会社 コンテンツ情報記録方法及びコンテンツ情報処理装置
PL356244A1 (en) * 1999-10-25 2004-06-28 Siemens Aktiengesellschaft System and method for preventing unauthorized access to modules, especially in automation systems
US7039614B1 (en) 1999-11-09 2006-05-02 Sony Corporation Method for simulcrypting scrambled data to a plurality of conditional access devices
IL133584A (en) * 1999-12-19 2010-02-17 Enco Tone Ltd Method for the acoustic encodification of dynamic identification codes
US7225164B1 (en) 2000-02-15 2007-05-29 Sony Corporation Method and apparatus for implementing revocation in broadcast networks
US7120696B1 (en) 2000-05-19 2006-10-10 Stealthkey, Inc. Cryptographic communications using pseudo-randomly generated cryptography keys
JP4766770B2 (ja) * 2000-06-13 2011-09-07 パナソニック株式会社 蓄積型放送サービスシステムおよび受信蓄積装置
US6990468B1 (en) * 2000-06-19 2006-01-24 Xerox Corporation System, method and article of manufacture for cryptoserver-based auction
JP3742282B2 (ja) * 2000-06-30 2006-02-01 株式会社東芝 放送受信方法および放送受信装置および情報配信方法および情報配信装置
JP2002108827A (ja) 2000-10-03 2002-04-12 Ntt Docomo Inc コンテンツの提供方法、提供側設備、及び使用側設備
US6839436B1 (en) * 2000-10-16 2005-01-04 Lucent Technologies Inc. Method for providing long-lived broadcast encrypton
US7362868B2 (en) * 2000-10-20 2008-04-22 Eruces, Inc. Hidden link dynamic key manager for use in computer systems with database structure for storage of encrypted data and method for storage and retrieval of encrypted data
US7149308B1 (en) * 2000-11-13 2006-12-12 Stealthkey, Inc. Cryptographic communications using in situ generated cryptographic keys for conditional access
EP1215905B2 (en) * 2000-12-15 2010-04-21 Panasonic Corporation Reception apparatus having a storage unit for recording a scrambled broadcast signal and broadcast apparatus for scrambling a signal to be broadcast, and associated methods
WO2002062006A1 (en) * 2001-01-31 2002-08-08 Fujitsu Limited Passive branch network system
US20020114453A1 (en) * 2001-02-21 2002-08-22 Bartholet Thomas G. System and method for secure cryptographic data transport and storage
US7194618B1 (en) * 2001-03-05 2007-03-20 Suominen Edwin A Encryption and authentication systems and methods
ITMO20010038A1 (it) * 2001-03-06 2002-09-06 Elopak Systems Apparato e metodo per la lavorazione di materia plastica e contenitore di prodotto fluido
US7693508B2 (en) * 2001-03-28 2010-04-06 Qualcomm Incorporated Method and apparatus for broadcast signaling in a wireless communication system
US9100457B2 (en) 2001-03-28 2015-08-04 Qualcomm Incorporated Method and apparatus for transmission framing in a wireless communication system
US8121296B2 (en) 2001-03-28 2012-02-21 Qualcomm Incorporated Method and apparatus for security in a data processing system
US8077679B2 (en) 2001-03-28 2011-12-13 Qualcomm Incorporated Method and apparatus for providing protocol options in a wireless communication system
US7093277B2 (en) 2001-05-30 2006-08-15 Digeo, Inc. System and method for improved multi-stream multimedia transmission and processing
US7386129B2 (en) * 2001-05-30 2008-06-10 Digeo, Inc. System and method for multimedia content simulcast
US7747853B2 (en) 2001-06-06 2010-06-29 Sony Corporation IP delivery of secure digital content
US7350082B2 (en) 2001-06-06 2008-03-25 Sony Corporation Upgrading of encryption
US7895616B2 (en) 2001-06-06 2011-02-22 Sony Corporation Reconstitution of program streams split across multiple packet identifiers
US7127619B2 (en) 2001-06-06 2006-10-24 Sony Corporation Decoding and decryption of partially encrypted information
US7000115B2 (en) * 2001-06-19 2006-02-14 International Business Machines Corporation Method and apparatus for uniquely and authoritatively identifying tangible objects
US7224805B2 (en) * 2001-07-06 2007-05-29 Nokia Corporation Consumption of content
IL144369A (en) * 2001-07-17 2009-06-15 Eli Yanovsky Secure communication system and method using shared random source for key changing
US7463737B2 (en) * 2001-08-15 2008-12-09 Digeo, Inc. System and method for conditional access key encryption
US6993648B2 (en) * 2001-08-16 2006-01-31 Lenovo (Singapore) Pte. Ltd. Proving BIOS trust in a TCPA compliant system
US7352868B2 (en) * 2001-10-09 2008-04-01 Philip Hawkes Method and apparatus for security in a data processing system
US7649829B2 (en) 2001-10-12 2010-01-19 Qualcomm Incorporated Method and system for reduction of decoding complexity in a communication system
US7218738B2 (en) 2002-01-02 2007-05-15 Sony Corporation Encryption and content control in a digital broadcast system
US7155012B2 (en) 2002-01-02 2006-12-26 Sony Corporation Slice mask and moat pattern partial encryption
US7292691B2 (en) * 2002-01-02 2007-11-06 Sony Corporation Progressive video refresh slice detection
US7765567B2 (en) 2002-01-02 2010-07-27 Sony Corporation Content replacement by PID mapping
US7215770B2 (en) 2002-01-02 2007-05-08 Sony Corporation System and method for partially encrypted multimedia stream
US7242773B2 (en) 2002-09-09 2007-07-10 Sony Corporation Multiple partial encryption using retuning
US7233669B2 (en) * 2002-01-02 2007-06-19 Sony Corporation Selective encryption to enable multiple decryption keys
US7292690B2 (en) 2002-01-02 2007-11-06 Sony Corporation Video scene change detection
US7376233B2 (en) 2002-01-02 2008-05-20 Sony Corporation Video slice and active region based multiple partial encryption
US7823174B2 (en) 2002-01-02 2010-10-26 Sony Corporation Macro-block based content replacement by PID mapping
US7302059B2 (en) 2002-01-02 2007-11-27 Sony Corporation Star pattern partial encryption
US7477743B2 (en) * 2002-02-07 2009-01-13 Nokia Corporation Hybrid network encrypt/decrypt scheme
JP2003244122A (ja) * 2002-02-14 2003-08-29 Sony Corp 情報処理システム、情報処理装置および方法、記録媒体、並びにプログラム
US7530084B2 (en) 2002-05-28 2009-05-05 Sony Corporation Method and apparatus for synchronizing dynamic graphics
US8818896B2 (en) 2002-09-09 2014-08-26 Sony Corporation Selective encryption with coverage encryption
WO2004027538A2 (en) * 2002-09-18 2004-04-01 Nds Limited System for multimedia viewing based on entitlements
US7486795B2 (en) * 2002-09-20 2009-02-03 University Of Maryland Method and apparatus for key management in distributed sensor networks
US7724907B2 (en) * 2002-11-05 2010-05-25 Sony Corporation Mechanism for protecting the transfer of digital content
US8572408B2 (en) 2002-11-05 2013-10-29 Sony Corporation Digital rights management of a digital device
US7000241B2 (en) * 2002-11-21 2006-02-14 The Directv Group, Inc. Method and apparatus for minimizing conditional access information overhead while ensuring conditional access information reception in multi-tuner receivers
US7225458B2 (en) * 2002-11-21 2007-05-29 The Directv Group, Inc. Method and apparatus for ensuring reception of conditional access information in multi-tuner receivers
US8645988B2 (en) 2002-12-13 2014-02-04 Sony Corporation Content personalization for digital content
US8667525B2 (en) 2002-12-13 2014-03-04 Sony Corporation Targeted advertisement selection from a digital stream
US7599655B2 (en) 2003-01-02 2009-10-06 Qualcomm Incorporated Method and apparatus for broadcast services in a communication system
KR20040064866A (ko) * 2003-01-10 2004-07-21 삼성전자주식회사 공공 네트웍을 통해 전송된 데이터를 판독하기 위한 보안판독장치 및 이를 이용한 데이터의 보안 판독 방법
US7801820B2 (en) * 2003-01-13 2010-09-21 Sony Corporation Real-time delivery of license for previously stored encrypted content
JP4717329B2 (ja) * 2003-03-14 2011-07-06 キヤノン株式会社 デジタル署名生成装置
US7409702B2 (en) 2003-03-20 2008-08-05 Sony Corporation Auxiliary program association table
US7292692B2 (en) 2003-03-25 2007-11-06 Sony Corporation Content scrambling with minimal impact on legacy devices
JP3922571B2 (ja) * 2003-03-26 2007-05-30 ソニー株式会社 情報処理装置および情報処理方法、記録媒体、並びに、プログラム
JP2004363724A (ja) * 2003-06-02 2004-12-24 Toshiba Corp 受信管理装置、放送受信装置、情報配信装置、情報配信方法およびプログラム
US8098818B2 (en) 2003-07-07 2012-01-17 Qualcomm Incorporated Secure registration for a multicast-broadcast-multimedia system (MBMS)
US8718279B2 (en) 2003-07-08 2014-05-06 Qualcomm Incorporated Apparatus and method for a secure broadcast system
EP1499061A1 (en) * 2003-07-17 2005-01-19 Deutsche Thomson-Brandt Gmbh Individual video encryption system and method
US8724803B2 (en) 2003-09-02 2014-05-13 Qualcomm Incorporated Method and apparatus for providing authenticated challenges for broadcast-multicast communications in a communication system
US7286667B1 (en) 2003-09-15 2007-10-23 Sony Corporation Decryption system
US20050066355A1 (en) * 2003-09-19 2005-03-24 International Business Machines Corporation System and method for satellite broadcasting and receiving encrypted television data signals
US7853980B2 (en) 2003-10-31 2010-12-14 Sony Corporation Bi-directional indices for trick mode video-on-demand
US7620180B2 (en) 2003-11-03 2009-11-17 Sony Corporation Preparation of content for multiple conditional access methods in video on demand
US7263187B2 (en) 2003-10-31 2007-08-28 Sony Corporation Batch mode session-based encryption of video on demand content
US7346163B2 (en) 2003-10-31 2008-03-18 Sony Corporation Dynamic composition of pre-encrypted video on demand content
US7343013B2 (en) 2003-12-16 2008-03-11 Sony Corporation Composite session-based encryption of video on demand content
CN1973479A (zh) * 2004-03-18 2007-05-30 高通股份有限公司 采用安全实时协议的加密信息的有效传输
EP1734451B1 (en) 2004-03-31 2018-09-12 Panasonic Corporation File name generation apparatus
US7590243B2 (en) * 2004-05-04 2009-09-15 The Directv Group, Inc. Digital media conditional access system for handling digital media content
US7543317B2 (en) 2004-08-17 2009-06-02 The Directv Group, Inc. Service activation of set-top box functionality using broadcast conditional access system
JP2008517536A (ja) * 2004-10-15 2008-05-22 オープンティーヴィー，インク． チャンネル間変更の高速化
US20070234395A1 (en) * 2004-10-15 2007-10-04 Vincent Dureau Speeding up channel change
US7895617B2 (en) 2004-12-15 2011-02-22 Sony Corporation Content substitution editor
US8041190B2 (en) 2004-12-15 2011-10-18 Sony Corporation System and method for the creation, synchronization and delivery of alternate content
JP2006253819A (ja) * 2005-03-08 2006-09-21 Matsushita Electric Ind Co Ltd 通信端末
JP2006253745A (ja) * 2005-03-08 2006-09-21 N-Crypt Inc データ処理装置、データ処理システム、及びデータ処理方法
JP4769475B2 (ja) * 2005-04-06 2011-09-07 株式会社ハートランド コンテンツ配信用サーバ及びこれを備えたコンテンツ配信システム
KR100732036B1 (ko) * 2005-04-21 2007-06-25 주식회사 케이티프리텔 디지털 멀티미디어 방송 신호 송출 시스템 및 그 방법
US20070038518A1 (en) * 2005-06-08 2007-02-15 Canon Kabushiki Kaisha Image processing apparatus and method
CA2510366C (en) 2005-06-14 2013-02-26 Certicom Corp. System and method for remote device registration
JP4801515B2 (ja) * 2005-11-18 2011-10-26 日本放送協会 スクランブル鍵管理装置、スクランブル鍵管理情報送信装置、スクランブル鍵出力管理方法、スクランブル鍵管理プログラム、ライセンス情報管理装置、ライセンス管理情報送信装置、ライセンス情報出力管理方法及びライセンス情報管理プログラム
JP4186985B2 (ja) * 2005-12-28 2008-11-26 船井電機株式会社 デジタル放送受信装置
CA2642363C (en) * 2006-02-28 2016-02-02 Certicom Corp. System and method for product registration
US8185921B2 (en) 2006-02-28 2012-05-22 Sony Corporation Parental control of displayed content using closed captioning
US7555464B2 (en) 2006-03-01 2009-06-30 Sony Corporation Multiple DRM management
US8775319B2 (en) 2006-05-15 2014-07-08 The Directv Group, Inc. Secure content transfer systems and methods to operate the same
US7792756B2 (en) * 2006-06-27 2010-09-07 Microsoft Corporation Subscription management in a media sharing service
EP2150050B1 (en) 2007-04-20 2014-07-30 Nippon Hoso Kyokai Scramble key management unit, scramble key management information transmitting unit, method for scramble key output management, scramble key management program, license information management unit, license management information transmitting unit, method for license information output management, and license information man
ES2528740T3 (es) * 2007-05-08 2015-02-12 Thomson Licensing Método y aparato para ajustar claves de desencriptación
US8275027B2 (en) * 2007-06-12 2012-09-25 The Board Of Trustees Of The Leland Stanford Junior University Multi-mode transmitter
FR2919951B1 (fr) * 2007-08-08 2012-12-21 Airbus France Systeme de traitement et d'affichage de donnees
JP5081089B2 (ja) * 2008-07-17 2012-11-21 キヤノン株式会社 放送受信装置、及びその制御方法
US9811827B2 (en) 2012-02-28 2017-11-07 Google Inc. System and method for providing transaction verification
US9277322B2 (en) * 2012-03-02 2016-03-01 Bang & Olufsen A/S System for optimizing the perceived sound quality in virtual sound zones
US8625805B1 (en) 2012-07-16 2014-01-07 Wickr Inc. Digital security bubble
US9882714B1 (en) * 2013-03-15 2018-01-30 Certes Networks, Inc. Method and apparatus for enhanced distribution of security keys
US10567349B2 (en) 2013-06-25 2020-02-18 Wickr Inc. Secure time-to-live
US9830089B1 (en) 2013-06-25 2017-11-28 Wickr Inc. Digital data sanitization
US10129260B1 (en) 2013-06-25 2018-11-13 Wickr Inc. Mutual privacy management
US9866591B1 (en) 2013-06-25 2018-01-09 Wickr Inc. Enterprise messaging platform
US9698976B1 (en) 2014-02-24 2017-07-04 Wickr Inc. Key management and dynamic perfect forward secrecy
US9584530B1 (en) 2014-06-27 2017-02-28 Wickr Inc. In-band identity verification and man-in-the-middle defense
CN104363481A (zh) * 2014-10-30 2015-02-18 成都康特电子高新科技有限责任公司 基于广电网关系统的多重加密条件接收系统
US9654288B1 (en) 2014-12-11 2017-05-16 Wickr Inc. Securing group communications
US10798067B2 (en) * 2015-03-10 2020-10-06 Cisco Technology, Inc. Recording encrypted media session
US9584493B1 (en) 2015-12-18 2017-02-28 Wickr Inc. Decentralized authoritative messaging
US10291607B1 (en) 2016-02-02 2019-05-14 Wickr Inc. Providing real-time events to applications
US9596079B1 (en) 2016-04-14 2017-03-14 Wickr Inc. Secure telecommunications
US9602477B1 (en) 2016-04-14 2017-03-21 Wickr Inc. Secure file transfer
TW201822803A (zh) 2016-12-15 2018-07-01 深圳瑞健生命科學硏究院有限公司 一種抑制胰島β細胞凋亡的方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4613901A (en) * 1983-05-27 1986-09-23 M/A-Com Linkabit, Inc. Signal encryption and distribution system for controlling scrambling and selective remote descrambling of television signals
JPH01248891A (ja) * 1988-03-30 1989-10-04 Kondeishiyonaru Akusesu Technol Kenkyusho:Kk 暗号化鍵配送方式
JPH0382238A (ja) * 1989-08-25 1991-04-08 Kondeishiyonaru Akusesu Technol Kenkyusho:Kk 暗号化鍵配送方法
JP3489156B2 (ja) * 1993-11-16 2004-01-19 松下電器産業株式会社 通信端末装置
JPH0946631A (ja) * 1995-07-25 1997-02-14 Matsushita Electric Ind Co Ltd 有料放送送受信システム及び方法、及び有料放送送信、受信装置
JP3625540B2 (ja) * 1995-09-11 2005-03-02 三洋電機株式会社 スクランブル解除装置
US6041408A (en) * 1996-06-28 2000-03-21 Hitachi, Ltd. Key distribution method and system in secure broadcast communication
US6073235A (en) * 1997-06-24 2000-06-06 At&T Corp. Private broadcast communication system and method for private broadcast communication over a wired or wireless network

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