CATV system with an easy program reservation
US5465385A · kind A · utility
329Cited by
6References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 23, 1994 |
| Grant date | Nov 7, 1995 |
| Priority date | — |
| Expiry date | Feb 23, 2014 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/858
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Based on in-band data transmitted from a center facility that include titles, start times, lengths and channel numbers of respective programs of linked channels, the titles and start times are displayed together with selection numbers on a TV receiver upon depression of a schedule switch by a user. While watching a displayed picture, the user selects one of the selection numbers. Data indicating the start time, length and channel of the selected program is stored in a timer reservation area of a memory. The selected program is automatically displayed based on the stored data.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.