发明名称 DIRECTION INDICATOR, DIRECTION INDICATING METHOD, ROAD GUIDE SYSTEM AND ROAD GUIDE METHOD
摘要 PROBLEM TO BE SOLVED: To provide a small and inexpensive terminal suitable for guiding a user to a goal. SOLUTION: A radio wave positioning section 16 acquires first positional information indicative of a current position using GPS, a section 51 sets second positional information indicative of a goal using the function of a service server through a data communication section 17, a section 52 derives a direction for guiding a goal from the first and second positional information and a section 18 detects the azimuth of an LCD 13. A section 53 determines the direction of the goal relative to the orientation of a user and notifies the direction to a user by means of an arrow mark or a voice delivered from a direction output section. Since the direction of the goal is indicated without using a large volume of map information, a navigation system can be configured using a small and inexpensive user terminal.
申请公布号 JPH10197277(A) 申请公布日期 1998.07.31
申请号 JP19970001588 申请日期 1997.01.08
申请人 SEIKO EPSON CORP 发明人 MARUYAMA SATOSHI;KOBAYASHI TAKAHIRO
分类号 G09B29/10;G01C21/00;G08G1/005;(IPC1-7):G01C21/00 主分类号 G09B29/10
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