Title:
位置推定装置に関する改良
Document Type and Number:
Japanese Patent JP3530533
Kind Code:
B2
Abstract:
The invention relates to an improved locating device which can be used in a plurality of environments such as in buildings, transport vehicles, pedestrian aids and sirens which device produces a sound that alerts individuals to a situation such as potential danger and also enables them to locate the source of the sound with a view to moving in a given direction.
Inventors:
ウィッティントン， デボラ ジェーン
Application Number:
JP50557597A
Publication Date:
May 24, 2004
Filing Date:
June 17, 1996
Export Citation:
Assignee:
サウンド アラート リミテッド
International Classes:
G08B3/10; G08B23/00; G09F25/00; (IPC1-7): G08B3/10; G08B23/00; G09F25/00
Attorney, Agent or Firm:
山本 秀策