Patent ID: 9428150
Filing Date: 2016-08-30
CPC Classification: B60R,F02N

Claim Text:
1. A portable device comprising: a reception unit which receives state information from a vehicle, wherein the state information indicates operation of a device that affects a noise environment of the vehicle; a transmission unit which transmits a signal to the vehicle; a control unit which controls communication with the vehicle; and a storage unit which stores at least two signal transmission intensities comprising a signal transmission intensity during engine stop and a signal transmission intensity during engine operation higher than the signal transmission intensity during engine stop, the signal transmission intensities being able to be set by the control unit, wherein the control unit sets a signal transmission intensity of the signal transmitted from the transmission unit based on the state information received by the reception unit and the signal transmission intensities stored in the storage unit, and wherein the transmission unit transmits the signal based on the signal transmission intensity set by the control unit.