Method for downloading data preceded by information signals
US8918830B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 29, 2000 |
| Grant date | Dec 23, 2014 |
| Priority date | — |
| Expiry date | Jul 5, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/8402
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The invention relates to a process for transmitting and a process for receiving update data. According to the invention, the update data are dispatched by a communication center to terminals with the aid of a broadcasting network. Next, the terminals report their update to the center through a bidirectional network. The center renews the campaign or stops the current campaign as a function of the number of terminals updated. When only a minimum number of terminals to be updated remains, the campaign is stopped, the last terminals not updated will be so via the bidirectional link.The invention also relates to the center implementing a dispatch process and the receiver for receiving and processing the update data.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.