Being the portable direction detection system, the portable direction finding system and the transmitting device which is laid out

摘要

PROBLEM TO BE SOLVED: To provide a service according to a moving direction by determining the moving direction of a user.;SOLUTION: A plurality of electrodes 4a, 4b are disposed. The order of the electrodes 4a, 4c receiving the signals transmitted from a transmitter 2 held by the user is detected. Consequently, the moving direction of the user can be determined, and the service can be provided according to whether the user enters or leaves a room.;COPYRIGHT: (C)2008,JPO&INPIT