AU544113B2 - Security monitoring system - Google Patents
Security monitoring systemInfo
- Publication number
- AU544113B2 AU544113B2 AU65374/80A AU6537480A AU544113B2 AU 544113 B2 AU544113 B2 AU 544113B2 AU 65374/80 A AU65374/80 A AU 65374/80A AU 6537480 A AU6537480 A AU 6537480A AU 544113 B2 AU544113 B2 AU 544113B2
- Authority
- AU
- Australia
- Prior art keywords
- monitoring system
- security monitoring
- security
- monitoring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B26/00—Alarm systems in which substations are interrogated in succession by a central station
- G08B26/001—Alarm systems in which substations are interrogated in succession by a central station with individual interrogation of substations connected in parallel
- G08B26/002—Alarm systems in which substations are interrogated in succession by a central station with individual interrogation of substations connected in parallel only replying the state of the sensor
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
- G08B25/04—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using a single signalling line, e.g. in a closed loop
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
- G08B29/02—Monitoring continuously signalling or alarm systems
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU65374/80A AU544113B2 (en) | 1979-12-13 | 1979-12-13 | Security monitoring system |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AUPE1708 | 1979-12-13 | ||
AU65374/80A AU544113B2 (en) | 1979-12-13 | 1979-12-13 | Security monitoring system |
Publications (2)
Publication Number | Publication Date |
---|---|
AU6537480A AU6537480A (en) | 1981-06-18 |
AU544113B2 true AU544113B2 (en) | 1985-05-16 |
Family
ID=3749987
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU65374/80A Ceased AU544113B2 (en) | 1979-12-13 | 1979-12-13 | Security monitoring system |
Country Status (1)
Country | Link |
---|---|
AU (1) | AU544113B2 (en) |
-
1979
- 1979-12-13 AU AU65374/80A patent/AU544113B2/en not_active Ceased
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