Title:
無線媒体を利用して人を監視する方法及びシステム
Document Type and Number:
Japanese Patent JP4976305
Kind Code:
B2
Abstract:
A method and system of selectively communicating with a first portable device within pre-defined geographical zones is disclosed. The first portable device is associated with a geographical zone defined utilizing latitude and longitude attributes. Data representative of the geographical zone is then loaded on the first portable device. The first portable device includes a ground positioning unit receiver which allows the first portable device to receive positioning data and to determine its position in relation to the geographical zone. When the first portable device determines it is within the geographical zone, the first portable device enables communication between the first portable device and a second portable device.
Inventors:
Hauston Staton
James Ashley Senior
James Ashley Jr.
Patrick Mooney
James Ashley Senior
James Ashley Jr.
Patrick Mooney
Application Number:
JP2007540327A
Publication Date:
July 18, 2012
Filing Date:
October 20, 2005
Export Citation:
Assignee:
Wireless Works International, Inc.
International Classes:
G08B25/04; H04M1/72457; H04W4/02; H04W4/021; H04W4/029; H04W24/00; H04W84/12; H04M1/72454; H04M1/72475; H04W4/50; H04W4/90
Domestic Patent References:
| JP2003281694A | ||||
| JP2004533034A |
Foreign References:
| US20040192311 | ||||
| WO2001063318A1 | ||||
| WO2000041428A1 |
Attorney, Agent or Firm:
Kenji Sugimura
Kosaku Sugimura
Kiyoshi Kuruma
Shiro Fujitani
Tatsuya Sawada
Eiji Fujiwara
Kosaku Sugimura
Kiyoshi Kuruma
Shiro Fujitani
Tatsuya Sawada
Eiji Fujiwara