Electronic game-of-chance device
US5507489A · kind A · utility
Assignees
Inventors
Key dates
| Filing date | Sep 30, 1993 |
| Grant date | Apr 16, 1996 |
| Priority date | — |
| Expiry date | Sep 30, 2013 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG07F17/32
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A portable box comprises memory able to store at least one item of reference data, and a comparator able to compare the said reference data item with an item of game data input by the player via a communication interface, one of these two data items being a value generated in a random way. An item of win information dependent at least on the result of the said comparison is stored in the memory, and box encryption structure are able, in response to a predetermined item of payment request information (IDP) received, to establish a first encrypted win value from the said win information item. A station, external to the box, comprises a system input/output interface able to cooperate with the interface of the box, and system processing structure, able, in the presence of a payment request originating from the player, to read the said win information item contained in the memory of the box. System encryption structure, counterparts of the box encryption structure, establish a second encrypted win value from the said win information item read. The actual payment of the win to the player is conditioned by agreement of the two encrypted win values.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.