CA2467974C - Systeme pour suivre l'utilisation de contenus electroniques par un utilisateur final - Google Patents

Systeme pour suivre l'utilisation de contenus electroniques par un utilisateur final Download PDF

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Publication number
CA2467974C
CA2467974C CA2467974A CA2467974A CA2467974C CA 2467974 C CA2467974 C CA 2467974C CA 2467974 A CA2467974 A CA 2467974A CA 2467974 A CA2467974 A CA 2467974A CA 2467974 C CA2467974 C CA 2467974C
Authority
CA
Canada
Prior art keywords
digital content
content
key
player
data
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
CA2467974A
Other languages
English (en)
Other versions
CA2467974A1 (fr
Inventor
John Dorak
Edgar Downs
George Gregory Gruse
Marco Hurtado
Christopher Lehamn
Jeffrey Lotspiech
Cesar Medina
Kenneth Milsted
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wistron Corp
Original Assignee
Wistron Corp
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
Priority claimed from US09/133,519 external-priority patent/US6226618B1/en
Application filed by Wistron Corp filed Critical Wistron Corp
Publication of CA2467974A1 publication Critical patent/CA2467974A1/fr
Application granted granted Critical
Publication of CA2467974C publication Critical patent/CA2467974C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Landscapes

  • Storage Device Security (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
CA2467974A 1998-08-13 1999-08-12 Systeme pour suivre l'utilisation de contenus electroniques par un utilisateur final Expired - Fee Related CA2467974C (fr)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US09/133,519 US6226618B1 (en) 1998-08-13 1998-08-13 Electronic content delivery system
US09/133,519 1998-08-13
US09/152,756 1998-09-14
US09/152,756 US6574609B1 (en) 1998-08-13 1998-09-14 Secure electronic content management system
US09/177,096 1998-10-22
US09/177,096 US6389538B1 (en) 1998-08-13 1998-10-22 System for tracking end-user electronic content usage
CA002338414A CA2338414C (fr) 1998-08-13 1999-08-12 Systeme de gestion de contenu electronique securise

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA002338414A Division CA2338414C (fr) 1998-08-13 1999-08-12 Systeme de gestion de contenu electronique securise

Publications (2)

Publication Number Publication Date
CA2467974A1 CA2467974A1 (fr) 2000-02-24
CA2467974C true CA2467974C (fr) 2010-03-30

Family

ID=27384438

Family Applications (3)

Application Number Title Priority Date Filing Date
CA2467974A Expired - Fee Related CA2467974C (fr) 1998-08-13 1999-08-12 Systeme pour suivre l'utilisation de contenus electroniques par un utilisateur final
CA002467998A Expired - Lifetime CA2467998C (fr) 1998-08-13 1999-08-12 Systeme de suivi de l'utilisation de contenu electronique par l'utilisateur final
CA002338414A Expired - Fee Related CA2338414C (fr) 1998-08-13 1999-08-12 Systeme de gestion de contenu electronique securise

Family Applications After (2)

Application Number Title Priority Date Filing Date
CA002467998A Expired - Lifetime CA2467998C (fr) 1998-08-13 1999-08-12 Systeme de suivi de l'utilisation de contenu electronique par l'utilisateur final
CA002338414A Expired - Fee Related CA2338414C (fr) 1998-08-13 1999-08-12 Systeme de gestion de contenu electronique securise

Country Status (1)

Country Link
CA (3) CA2467974C (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6275470B1 (en) 1999-06-18 2001-08-14 Digital Island, Inc. On-demand overlay routing for computer-based communication networks
EP1379986A4 (fr) 2001-03-01 2007-08-01 Andy Vilcauskas Systeme de propriete audio
US7860964B2 (en) 2001-09-28 2010-12-28 Level 3 Communications, Llc Policy-based content delivery network selection
US7822871B2 (en) 2001-09-28 2010-10-26 Level 3 Communications, Llc Configurable adaptive global traffic control and management
US9167036B2 (en) 2002-02-14 2015-10-20 Level 3 Communications, Llc Managed object replication and delivery
US10924573B2 (en) 2008-04-04 2021-02-16 Level 3 Communications, Llc Handling long-tail content in a content delivery network (CDN)
US9762692B2 (en) 2008-04-04 2017-09-12 Level 3 Communications, Llc Handling long-tail content in a content delivery network (CDN)
CN102047244B (zh) 2008-04-04 2013-02-27 第三雷沃通讯有限责任公司 在内容分发网络(cdn)中处理长尾内容
US20150106219A1 (en) * 2012-05-24 2015-04-16 Exten Exten design projects
US11509637B2 (en) * 2018-12-27 2022-11-22 Silver Rocket Data Technology (Shanghai) Co., Ltd. Data transmission method, system and platform using blockchain, and storage medium
CN111641852B (zh) * 2020-05-15 2023-05-12 上海幕革科技有限公司 一种对影片内容进行二次打包的方法及系统

Also Published As

Publication number Publication date
CA2467998A1 (fr) 2000-02-24
CA2338414C (fr) 2006-05-09
CA2467998C (fr) 2006-04-25
CA2467974A1 (fr) 2000-02-24
CA2338414A1 (fr) 2000-02-24

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Legal Events

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EEER Examination request
MKLA Lapsed

Effective date: 20150812