Wireless information system for acquiring location related information
US5559520A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Sep 26, 1994 |
| Grant date | Sep 24, 1996 |
| Priority date | — |
| Expiry date | Sep 26, 2014 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01S2205/008
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
An information system for automatically providing mobile vehicles with information related to their geographical location and to provide routing control information downloaded from a broadcasting or directed cellular call source includes a GPS receiver and associated data storage unit. A cellular packet data receiver is included to receive data with location markers from a transmission source. The data from the data storage unit and the received data with location markers is coupled to a controller module which includes stored program controls to select data relevant to the present geographical location and to provide centralized alerts and local readout in the mobile vehicle of this information.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.