Interactive graphic payphone
US6163598A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Dec 24, 1997 |
| Grant date | Dec 19, 2000 |
| Priority date | — |
| Expiry date | Dec 24, 2017 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M2215/32
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
An apparatus for displaying graphical information at a plurality of sites. The apparatus includes a graphical content server and a plurality of graphical display telephones. The graphical content server includes a processor for creating graphical content files defining graphical information to be displayed at the plurality of sites and a transmitter for transmitting the graphical content files to respective graphical display telephones at the plurality of sites. Each graphical display telephone includes a receiver for receiving graphical data from the graphical content server, memory for storing the graphical data in a display buffer in the telephone and a graphical display for displaying the graphical data stored in the display buffer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.