RELAY METHOD FOR ALARM SYSTEM AND ALARM

Title:

RELAY METHOD FOR ALARM SYSTEM AND ALARM

Document Type and Number:

WIPO Patent Application WO/2011/055705

Kind Code:

A1

Abstract:

A relay method for an alarm system is provided with a third step wherein, when an alarm of an interlock source receives an acknowledgment signal, the reception intensity of the acknowledgment signal is measured, and when there are one or more alarms among all the pre-registered alarms of the interlock source which have not transmitted the acknowledgment signal, the alarm of the interlock source having the lowest reception intensity of the acknowledgment signal is designated as an alarm of the relay destination; and a fourth step wherein, after an irregular signal is relay-transmitted to the alarm of the interlock destination which interlocks with the alarm of the relay destination from the alarm of the interlock source through the alarm of the relay destination, a warning indicating that the alarm itself is the interlock destination alarm is outputted from the interlock destination alarm which has received the irregular signal, and an acknowledgment signal is transmitted to the interlock source alarm. If there are one or more interlock destination alarms among all of the pre-registered interlock destination alarms that have not transmitted the acknowledgment signal to the interlock source alarm, the third step and the fourth step are repeated.

Inventors:

EGAWA YOSHITAKA (JP)
SHIMA HIROSHI (JP)

Application Number:

PCT/JP2010/069421

Publication Date:

May 12, 2011

Filing Date:

November 01, 2010

Export Citation:

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Assignee:

HOCHIKI CO (JP)
EGAWA YOSHITAKA (JP)
SHIMA HIROSHI (JP)

International Classes:

G08B17/00; G08B25/00; G08B25/10

Foreign References:

JP2008009480A	2008-01-17
JPH0923279A	1997-01-21
JP2005222319A	2005-08-18
JP2007094719A	2007-04-12
JP2009253805A	2009-10-29
JP2007094719A	2007-04-12