Title:
無線通信システム及び更新方法
Document Type and Number:
Japanese Patent JP6383172
Kind Code:
B2
Inventors:
Chiba Nobuto
Shinji Yokoyama
Shinji Yokoyama
Application Number:
JP2014090130A
Publication Date:
August 29, 2018
Filing Date:
April 24, 2014
Export Citation:
Assignee:
Hitachi Kokusai Electric Co., Ltd.
International Classes:
H04W8/24; G08B27/00; H04W4/06
Domestic Patent References:
| JP2009017114A | ||||
| JP2010199955A |
Attorney, Agent or Firm:
Shiroyuki Hori
Yukihiko Maejima
Yukihiko Maejima