Application package and system for permitting a user to use distributed application package on the term of the use thereof
US6470085B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 21, 1997 |
| Grant date | Oct 22, 2002 |
| Priority date | — |
| Expiry date | Aug 21, 2017 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B20/00086
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A system for permitting only an authentic user to play a desired application contained in a distributed application package in one of predetermined operation, e.g., free play mode, charged mode, limit-attached play mode, etc. The system comprises a client for playing an application under the control of a server connected with the client through a communication network. The application package (the volume) includes a distribution descriptor which contains mode codes assigned to the volume and the applications of the volume. The data of distribution descriptor is decided and stored in the descriptor at the time of distribution of the volume. This feature makes the system flexible. There is also disclosed a system operatable without communicating with a server.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.