Title:
車載無線通信装置
Document Type and Number:
Japanese Patent JP6482744
Kind Code:
B2
Abstract:
An in-vehicle wireless communication device (1) is provided with: a shield box unit (10), which is disposed in an vehicle (100), and which houses a portable wireless terminal (2), said shield box unit blocking electromagnetic waves transmitted from the outside; first antenna units (11a, 11b), which are disposed in the shield box unit (10), and which are connected to a wireless communication unit (13) that is disposed outside of the shield box unit (10); second antenna units (12a, 12b), which are disposed in the shield box unit (10), and which are connected to external antenna units (14a, 14b) that are disposed outside of the vehicle, said second antenna units performing wireless communication with the portable wireless terminal (2); a reception signal intensity acquisition unit (20) that acquires the reception signal intensity of a signal which the portable wireless terminal (2) has received via the second antenna units (12a, 12b); and position changing units (18a, 18b) that change the positions of the second antenna units (12a, 12b) corresponding to the reception signal intensity.
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Inventors:
Hisao Nakano
Application Number:
JP2018557064A
Publication Date:
March 13, 2019
Filing Date:
December 22, 2016
Export Citation:
Assignee:
Mitsubishi Electric Corporation
International Classes:
H04B15/02; H04B1/3822
Domestic Patent References:
| JP2008288964A | 2008-11-27 | |||
| JP2012178964A | 2012-09-13 | |||
| JP2010142083A | 2010-06-24 | |||
| JP2001203488A | 2001-07-27 |
Foreign References:
| US20050037825A1 | 2005-02-17 |
Attorney, Agent or Firm:
Hideaki Tazawa
Hamada Hatsune
Nakashima Shigeru
Tatsuya Sakamoto
Tsujioka Masaaki
Kazuma Inoue
Hamada Hatsune
Nakashima Shigeru
Tatsuya Sakamoto
Tsujioka Masaaki
Kazuma Inoue
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