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Title:
ELECTRONIC EQUIPMENT, ROAD-VEHICLE COMMUNICATION SYSTEM, CURRENT POSITION CORRECTION METHOD, AND CURRENT POSITION CORRECTION PROGRAM
Document Type and Number:
Japanese Patent JP2016020811
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide electronic equipment, a road-vehicle communication system, a current position correction method, and a current position correction program for accurately correcting a current position on the road of map data by using a signal from an electric wave beacon transmitter.SOLUTION: An in-vehicle device includes: detection means for detecting an own vehicle position; correction means for correcting an own vehicle position detected by the detection means on the road of map data; and reception means for receiving beacon information issued from an electric wave beacon transmitter set on a highway 30. The correction means corrects the own vehicle position on the highway 30 when the traveling in an opposite direction to the traveling direction of an own vehicle 20 is detected on the basis of the beacon information received from electric wave beacon transmitters 32A-1 and 32A-2 set in a traffic lane 30A in an opposite direction to a traffic lane 30B in which an own vehicle 20 is traveling.SELECTED DRAWING: Figure 5

Inventors:
SATO TAKUYA
Application Number:
JP2014143484A
Publication Date:
February 04, 2016
Filing Date:
July 11, 2014
Export Citation:
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Assignee:
ALPINE ELECTRONICS INC
International Classes:
G01C21/30; G01S1/68; G01S1/70
Domestic Patent References:
JP2007156880A2007-06-21
JPH08189956A1996-07-23
JP2007156880A2007-06-21
JPH08189956A1996-07-23
JPH11203595A1999-07-30
JPH04369425A1992-12-22
JP2001093085A2001-04-06
JP2014059652A2014-04-03
JP2002243466A2002-08-28
JPH11203595A1999-07-30
JPH04369425A1992-12-22
JP2001093085A2001-04-06
JP2014059652A2014-04-03
Attorney, Agent or Firm:
Kyozo Katayose