INTRUDER DETECTION SYSTEM FOR CRIME PREVENTION

Title:

INTRUDER DETECTION SYSTEM FOR CRIME PREVENTION

Document Type and Number:

Japanese Patent JP2004318299

Kind Code:

A

Abstract:

To provide an intruder detection system for crime prevention which can be applied to relatively complicated passages or to the inside of a room where various things are scattered, in an art museum, an office building and so on.

In this system, many Doppler radar sensors are arranged in the area where they want to detect an intruder. The system grasps the moving of the intruder 5 based on reciprocal relation between the detecting result by an n-1st sensor 2 and the detecting result by an n-th sensor 1.

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Inventors:

NAGASAKU TOSHIYUKI
KONDO HIROSHI
SHINODA HIROSHI
NAGAISHI HIDEYUKI

Application Number:

JP2003108660A

Publication Date:

November 11, 2004

Filing Date:

April 14, 2003

Export Citation:

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Assignee:

HITACHI LTD

International Classes:

G01V3/12; G01S13/56; G08B13/183; G08B25/04; (IPC1-7): G08B13/183; G01S13/56; G01V3/12; G08B25/04

Attorney, Agent or Firm:

Katsuo Ogawa
Kyosuke Tanaka
Takashi Sasaki

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