发明名称 TRAVELING PATH RECORDING SYSTEM AND PORTABLE TERMINAL DEVICE
摘要 <P>PROBLEM TO BE SOLVED: To provide a traveling path recording system and portable terminal equipment for accurately recording the traveling path of a user without increasing the scale of device configurations. <P>SOLUTION: A magnetic field generating device for generating a magnetic field including information to specify a predetermined facility is set on the path of the facility. Also, portable terminal equipment 50 is provided with a magnetic sensor 52. When a user who carries the portable terminal equipment 50 passes the path of the facility, a magnetic sensor 52 detects a magnetic field generated by the magnetic field generating device set on the path, and a microcomputer 51 decodes a signal obtained from the magnetic field to acquire information related with the facility. Then, the microcomputer 51 stores a time measured by a measuring part 53 and the information acquired by decoding in a memory 57. Then, the moving path of the user is time-sequentially grasped from the information and time stored in the memory 57. <P>COPYRIGHT: (C)2004,JPO
申请公布号 JP2004054503(A) 申请公布日期 2004.02.19
申请号 JP20020209747 申请日期 2002.07.18
申请人 YAMAHA CORP 发明人 ISHIJIMA KIYOSHI
分类号 G04C9/04;G04G21/04;G07C1/00;G07C9/00;G08C17/00;G08C21/00;H04M1/00;H04M1/725;H04W4/02;H04W84/10 主分类号 G04C9/04
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