Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
COMMUNICATION SYSTEM FOR VEHICLE, VEHICLE-MOUNTED DEVICE, VEHICLE CONTROL METHOD AND COMPUTER PROGRAM
Document Type and Number:
WIPO Patent Application WO/2019/058996
Kind Code:
A1
Abstract:
According to the present invention, on the basis of reception signal intensities for one antenna and another antenna provided on a vehicle, the reception signal intensities received from a portable device, and the intensity threshold values of a threshold table having intensity threshold values according to the reception signal intensities which can be received from the portable device, a determination is made as to whether the portable device is in the vehicle compartment or outside the vehicle compartment. For example, when it is determined that the portable device is outside the vehicle compartment, a signal for unlocking a vehicle door is output.

Inventors:
YOSHIDA, Ryota (1-14, Nishisuehirocho, Yokkaichi-sh, Mie 03, 〒5108503, JP)
Application Number:
JP2018/033174
Publication Date:
March 28, 2019
Filing Date:
September 07, 2018
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
AUTONETWORKS TECHNOLOGIES, LTD. (1-14, Nishisuehirocho Yokkaichi-sh, Mie 03, 〒5108503, JP)
SUMITOMO WIRING SYSTEMS, LTD. (1-14, Nishisuehirocho Yokkaichi-sh, Mie 03, 〒5108503, JP)
SUMITOMO ELECTRIC INDUSTRIES, LTD. (5-33, Kitahama 4-chome Chuo-ku, Osaka-sh, Osaka 41, 〒5410041, JP)
International Classes:
E05B49/00; B60R25/24; G01S5/02; H04Q9/00
Foreign References:
JP5619223B12014-11-05
JP5812820B22015-11-17
Attorney, Agent or Firm:
KOHNO, Hideto et al. (KOHNO & KOHNO, 4-3 Tsuriganecho 2-chome, Chuo-ku, Osaka-sh, Osaka 35, 〒5400035, JP)
Download PDF: