Title:
電界通信セキュリティシステム及び電界通信セキュリティ方法
Document Type and Number:
Japanese Patent JP4499668
Kind Code:
B2
Abstract:
To easily manage a movement destination or an arrangement place of a movable object at low cost.
In this electric field communication security system, by managing an identification number of a fixed object or the movable object transmitted from an electric field communication device for the fixed object, and an electric field communication device for the movable object associatively to the identification number and position information of the fixed object previously stored by a management device, time or a place placed with a certain article can be specified by the management device.
COPYRIGHT: (C)2007,JPO&INPIT
Inventors:
Mitsuru Shinagawa
Yuichi Kadomo
Katsuyuki Ochiai
Shintaro Shibata
Akira Furuya
Aiichiro Sasaki
Naoshi Minoya
Yuichi Kadomo
Katsuyuki Ochiai
Shintaro Shibata
Akira Furuya
Aiichiro Sasaki
Naoshi Minoya
Application Number:
JP2006011633A
Publication Date:
July 07, 2010
Filing Date:
January 19, 2006
Export Citation:
Assignee:
Nippon Telegraph and Telephone Corporation
International Classes:
G08B25/04; G08B13/22; H04B5/02; H04B13/00
Domestic Patent References:
| JP2005004383A | ||||
| JP2007034911A | ||||
| JP2004005252A | ||||
| JP2004355318A | ||||
| JP2001312787A | ||||
| JP2000235660A |
Attorney, Agent or Firm:
Hidekazu Miyoshi
Katsuhito
Katsuhito