Information receiver and information transmission and reception method providing information usage status
US6691310B2 · kind B2 · utility
3Cited by
10References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 25, 1999 |
| Grant date | Feb 10, 2004 |
| Priority date | — |
| Expiry date | Apr 5, 2019 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04H60/37
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
An information receiver comprising a unit receiving information having a package number identifying the information, a first storage section where said package number is stored, a second storage section where reception information indicating whether or not said information associated with said package number was received, and a third storage section where display information indicating whether or not said information associated with said package number was displayed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.