System and method for providing service of sending real time electronic information to selected individual viewers of transmitted video or computerized signals
US6301619A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Mar 2, 1999 |
| Grant date | Oct 9, 2001 |
| Priority date | — |
| Expiry date | Mar 2, 2019 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N21/8586
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A system and method for providing service of sending real time electronic information to selected individual viewers of transmitted video or computerized signals. The system of individual features five main areas of components: (1) viewer, (2) viewer display device such as a television, including an electronic device featuring signal recognition and signal decoding capabilities critical to implementation of the system, (3) service center, (4) providers of video or computerized signals, and (5) sender. The method for implementing the system of the invention features five principle steps: (1) initialization of system, (2) activation of system by sender of electronic information, (3) viewer reception, recognition and decoding of a transmitted compound video or computerized signal, featuring (i) the regularly transmitted video or computerized signal, (ii) subset viewer attribute information, (iii) encoded sender requested electronic information, and (iv) formatting of sender requested electronic information, (4) display of sender requested electronic information, formatted in a subwindow of display device of viewer television and (5) viewer response, in real time, back to provider, acc…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.