Communication system for communicating information ascertaining why reply information was not transmitted
US5689811A · kind A · utility
1Cited by
13References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 19, 1996 |
| Grant date | Nov 18, 1997 |
| Priority date | — |
| Expiry date | Dec 19, 2016 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W8/14
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
An information communication system including an order station for transmitting a command signal to a mobile station, the mobile station including a memory for storing information representing that it has received the transmitted command signal from the order station, but has not responded to the command signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.