초록 ▼

A technique and apparatus for dynamically establishing and varying GeoFencing of a GPS-processor equipped vehicle or the like by providing specialized software and firmware at the vehicle processor to enable internal calculation of shape and size of GeoFences about the vehicle upon commands of the c

A technique and apparatus for dynamically establishing and varying GeoFencing of a GPS-processor equipped vehicle or the like by providing specialized software and firmware at the vehicle processor to enable internal calculation of shape and size of GeoFences about the vehicle upon commands of the control center station, and without the necessity for such calculation or data point information transmission from the station.

대표청구항 ▼

A technique and apparatus for dynamically establishing and varying GeoFencing of a GPS-processor equipped vehicle or the like by providing specialized software and firmware at the vehicle processor to enable internal calculation of shape and size of GeoFences about the vehicle upon commands of the c

A technique and apparatus for dynamically establishing and varying GeoFencing of a GPS-processor equipped vehicle or the like by providing specialized software and firmware at the vehicle processor to enable internal calculation of shape and size of GeoFences about the vehicle upon commands of the control center station, and without the necessity for such calculation or data point information transmission from the station. d by the pair of driving switches respectively connected with the two current supply lines, a third driving switch having a contact point for switching between the electric power source and the ground is arranged in the other current supply line, and a switching operation signal supply line is connected and arranged which is used for switching the contact point of the third driving switch corresponding to the switching operation signal supplied to the switching operation signal supply line of the two pairs of driving switches. 10. A current driving system of a light emitting diode according to claim 1, wherein the three current supply lines for respectively driving the light emitting diodes are arranged in such a manner that three or four light emitting diodes, in which a first two light emitting diodes are connected in reverse-parallel to each other on the probe , and the first two and a third light emitting diodes are respectively connected with the first driving line and the second driving line, and further the diodes are successively and continuously driven, and further the diodes are connected with the common line. 11. A current driving system of a light emitting diode according to claim 10, wherein the probe is arranged in such a manner that the first two reverse-parallel diodes are connected between the common line and the first driving line, and the third light emitting diode is connected with the common line and the second driving line, so that the three light emitting diodes are respectively,