Enhanced video programming system and method utilizing user-profile information
US7949722B1 · kind B1 · utility
114Cited by
242References
5Claims
0Family size
Assignee
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Key dates
| Filing date | Sep 29, 1999 |
| Grant date | May 24, 2011 |
| Priority date | — |
| Expiry date | Jul 5, 2021 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L69/329
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Maintaining a file specifying a “donut” of dynamic, hierarchical, shared user-profile information. The donut contains a user profile or acts as a key to a data repository containing it, and it specifies user-profile information such as user characteristics, viewing preferences, hobbies, and spending habits. The donut is accessed by browser programs, associated web server programs, and other applications for use in routing content to the user associated with the donut.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.