Program monitoring system
US5584050A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Oct 7, 1994 |
| Grant date | Dec 10, 1996 |
| Priority date | — |
| Expiry date | Oct 7, 2014 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04H20/14
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A program monitoring system which monitors programs aired by a plurality of broadcast stations includes a plurality of the broadcast stations. Each broadcast station transmits to a central station program information concerning programs aired by the broadcast stations. The program information includes identification information for each of the programs, and information relating to a cost of airing each of the programs. The identification information concerning the programs may be different between broadcast stations. The central station receives the program information and determines therefrom identities of the programs aired by the broadcast stations and the cost of airing these programs.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.