Position monitoring for communicable and uncommunicable mobile stations
US5355511A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Aug 7, 1991 |
| Grant date | Oct 11, 1994 |
| Priority date | — |
| Expiry date | Aug 7, 2011 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W76/10
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
An information communicating system and method comprising an order station and a plurality of mobile stations. When the order station cannot communicate with a mobile station, the order station selects one mobile station which is nearest to the uncommunicable mobile station and orders the selected mobile station to communicate with the uncommunicated mobile station. Communicable mobile station send information to the order station. The selected mobile station communicates with the uncommunicable mobile station appointed by the order station according to an order from the order station, and transmits the position information of uncommunicable mobile station to the order station. The order station displays the position of the mobile station to control movement of the mobile station.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.