Sughrue Mion, PLLC
GPS terminal, position measuring system, and map display method using the same
 A GPS terminal includes a reception section, control section, and display section. The reception section is equipped with a GPS and receives radio signals transmitted from a plurality of artificial satellites. The control section recognizes the latitude/longitude data of the current position on the basis of the radio signals received by the reception section. The display section displays a map centered on the latitude/longitude data recognized by the control section. The reception section measures reception sensitivity with respect to the radio signals transmitted from the artificial satellites. The control section automatically changes the scale of the map displayed by the display section on the basis of the measurement result on the reception sensitivity in the reception section with respect to the radio signals. A position measuring system and map display method are also disclosed. 
NEC Corporation
G G
G01S G01S
inventional inventional
Tomohiro
Fujii