Television schedule system with access control
US6144401A · kind A · utility
210Cited by
65References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 30, 1999 |
| Grant date | Nov 7, 2000 |
| Priority date | — |
| Expiry date | Jun 30, 2019 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/4755
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The present invention is directed to a television schedule system with a user interface which allows a user to control access to television programs by time, rating, content, and/or channel. Furthermore, the user may set a limit on pay-per-view (PPV) spending to limit the purchase of PPV programs.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.