Title:
ACCIDENT PREVENTION SYSTEM
Document Type and Number:
Japanese Patent JP2006127038
Kind Code:
A
Abstract:
To provide a highly reliable accident prevention system for the visually impaired that can be easily introduced at low cost.
The accident prevention system has a transmitter for transmitting information including at least an ID code by means of a loop antenna so that predetermined directivity is attained, and a receiver configured to be able to receive the information from the transmitter. Once the receiver enters a service area of the information from the transmitter, the receiver informs the user who carries the receiver, in a predetermined way of warning, on condition that the ID code is directed to the own receiver.
Inventors:
ISHIKAWA TOYOMITSU
Application Number:
JP2004312537A
Publication Date:
May 18, 2006
Filing Date:
October 27, 2004
Export Citation:
Assignee:
HEIM KK
International Classes:
G08B21/02; H04B7/26
Domestic Patent References:
| JP2002109680A | 2002-04-12 | |||
| JPH11122165A | 1999-04-30 |
Attorney, Agent or Firm:
Noboru Fujimoto
Seiichi Yakumaru
Hiroaki Nakatani
Tokuya Iwata
Seiichi Yakumaru
Hiroaki Nakatani
Tokuya Iwata