EP0814445A3 - Automatisches Alarmsystem mit Überwachungssignalanalyse - Google Patents
Automatisches Alarmsystem mit Überwachungssignalanalyse Download PDFInfo
- Publication number
- EP0814445A3 EP0814445A3 EP97201449A EP97201449A EP0814445A3 EP 0814445 A3 EP0814445 A3 EP 0814445A3 EP 97201449 A EP97201449 A EP 97201449A EP 97201449 A EP97201449 A EP 97201449A EP 0814445 A3 EP0814445 A3 EP 0814445A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- supervision
- signal
- message
- received
- communications system
- 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.)
- Granted
Links
Classifications
-
- 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
- G08B29/12—Checking intermittently signalling or alarm systems
- G08B29/123—Checking intermittently signalling or alarm systems of line circuits
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
- Alarm Systems (AREA)
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US650292 | 1991-02-04 | ||
US08/650,292 US5828300A (en) | 1996-05-20 | 1996-05-20 | Alarm system with supervision controlled receiver parameter modification |
US685539 | 1996-07-24 | ||
US08/685,539 US5801626A (en) | 1996-05-20 | 1996-07-24 | Alarm communications system with supervision signal RSSI analysis |
US08/685,716 US5748079A (en) | 1996-05-20 | 1996-07-24 | Alarm communications system with independent supervision signal analysis |
US685716 | 1996-07-24 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0814445A2 EP0814445A2 (de) | 1997-12-29 |
EP0814445A3 true EP0814445A3 (de) | 1999-04-14 |
EP0814445B1 EP0814445B1 (de) | 2003-12-17 |
Family
ID=27417842
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19970201449 Expired - Lifetime EP0814445B1 (de) | 1996-05-20 | 1997-05-20 | Automatisches Alarmsystem mit Überwachungssignalanalyse |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0814445B1 (de) |
DE (1) | DE69726793T2 (de) |
ES (1) | ES2208814T3 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ITTO20070082A1 (it) * | 2007-02-05 | 2008-08-06 | Elkron Spa | Metodo e sistema per valutare la qualita' di collegamento radio tra due dispositivi di tipo wireless |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4754261A (en) * | 1987-03-30 | 1988-06-28 | Pittway Corporation | Security system |
DE4024821A1 (de) * | 1990-08-04 | 1992-02-06 | Koettgen Gmbh & Co Kg | Kleinsender-kontrolle |
EP0484880A2 (de) * | 1990-11-05 | 1992-05-13 | Norbert Schaaf | Funkalarmanlage |
-
1997
- 1997-05-20 ES ES97201449T patent/ES2208814T3/es not_active Expired - Lifetime
- 1997-05-20 DE DE69726793T patent/DE69726793T2/de not_active Expired - Lifetime
- 1997-05-20 EP EP19970201449 patent/EP0814445B1/de not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4754261A (en) * | 1987-03-30 | 1988-06-28 | Pittway Corporation | Security system |
DE4024821A1 (de) * | 1990-08-04 | 1992-02-06 | Koettgen Gmbh & Co Kg | Kleinsender-kontrolle |
EP0484880A2 (de) * | 1990-11-05 | 1992-05-13 | Norbert Schaaf | Funkalarmanlage |
Also Published As
Publication number | Publication date |
---|---|
EP0814445B1 (de) | 2003-12-17 |
ES2208814T3 (es) | 2004-06-16 |
DE69726793D1 (de) | 2004-01-29 |
DE69726793T2 (de) | 2004-06-17 |
EP0814445A2 (de) | 1997-12-29 |
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