CA2467998C - Systeme de suivi de l'utilisation de contenu electronique par l'utilisateur final - Google Patents
Systeme de suivi de l'utilisation de contenu electronique par l'utilisateur final Download PDFInfo
- Publication number
- CA2467998C CA2467998C CA002467998A CA2467998A CA2467998C CA 2467998 C CA2467998 C CA 2467998C CA 002467998 A CA002467998 A CA 002467998A CA 2467998 A CA2467998 A CA 2467998A CA 2467998 C CA2467998 C CA 2467998C
- Authority
- CA
- Canada
- Prior art keywords
- key
- content
- data
- decrypting
- 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.)
- Expired - Lifetime
Links
Landscapes
- Storage Device Security (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/133,519 | 1998-08-13 | ||
US09/133,519 US6226618B1 (en) | 1998-08-13 | 1998-08-13 | Electronic content delivery system |
US09/152,756 US6574609B1 (en) | 1998-08-13 | 1998-09-14 | Secure electronic content management system |
US09/152,756 | 1998-09-22 | ||
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 |
---|---|
CA2467998A1 CA2467998A1 (fr) | 2000-02-24 |
CA2467998C true CA2467998C (fr) | 2006-04-25 |
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 Before (1)
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 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
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) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7860964B2 (en) | 2001-09-28 | 2010-12-28 | Level 3 Communications, Llc | Policy-based content delivery network selection |
US7953888B2 (en) | 1999-06-18 | 2011-05-31 | Level 3 Communications, Llc | On-demand overlay routing for computer-based communication networks |
US8924466B2 (en) | 2002-02-14 | 2014-12-30 | Level 3 Communications, Llc | Server handoff in content delivery network |
US8930538B2 (en) | 2008-04-04 | 2015-01-06 | Level 3 Communications, Llc | Handling long-tail content in a content delivery network (CDN) |
US9203636B2 (en) | 2001-09-28 | 2015-12-01 | Level 3 Communications, Llc | Distributing requests across multiple content delivery networks based on subscriber policy |
US10218806B2 (en) | 2008-04-04 | 2019-02-26 | Level 3 Communications, Llc | Handling long-tail content in a content delivery network (CDN) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020152874A1 (en) | 2001-03-01 | 2002-10-24 | Andy Vilcauskas | Audio ownership system |
US10924573B2 (en) | 2008-04-04 | 2021-02-16 | Level 3 Communications, Llc | Handling long-tail content in a content delivery network (CDN) |
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 |
-
1999
- 1999-08-12 CA CA2467974A patent/CA2467974C/fr not_active Expired - Fee Related
- 1999-08-12 CA CA002467998A patent/CA2467998C/fr not_active Expired - Lifetime
- 1999-08-12 CA CA002338414A patent/CA2338414C/fr not_active Expired - Fee Related
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7953888B2 (en) | 1999-06-18 | 2011-05-31 | Level 3 Communications, Llc | On-demand overlay routing for computer-based communication networks |
US8599697B2 (en) | 1999-06-18 | 2013-12-03 | Level 3 Communications, Llc | Overlay network |
US7860964B2 (en) | 2001-09-28 | 2010-12-28 | Level 3 Communications, Llc | Policy-based content delivery network selection |
US8645517B2 (en) | 2001-09-28 | 2014-02-04 | Level 3 Communications, Llc | Policy-based content delivery network selection |
US9203636B2 (en) | 2001-09-28 | 2015-12-01 | Level 3 Communications, Llc | Distributing requests across multiple content delivery networks based on subscriber policy |
US8924466B2 (en) | 2002-02-14 | 2014-12-30 | Level 3 Communications, Llc | Server handoff in content delivery network |
US9167036B2 (en) | 2002-02-14 | 2015-10-20 | Level 3 Communications, Llc | Managed object replication and delivery |
US9992279B2 (en) | 2002-02-14 | 2018-06-05 | Level 3 Communications, Llc | Managed object replication and delivery |
US8930538B2 (en) | 2008-04-04 | 2015-01-06 | Level 3 Communications, Llc | Handling long-tail content in a content delivery network (CDN) |
US10218806B2 (en) | 2008-04-04 | 2019-02-26 | Level 3 Communications, Llc | Handling long-tail content in a content delivery network (CDN) |
Also Published As
Publication number | Publication date |
---|---|
CA2467974C (fr) | 2010-03-30 |
CA2338414A1 (fr) | 2000-02-24 |
CA2467998A1 (fr) | 2000-02-24 |
CA2338414C (fr) | 2006-05-09 |
CA2467974A1 (fr) | 2000-02-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKEX | Expiry |
Effective date: 20190812 |