DE68905567T2 - Sicherheitssystem mit funkelektrischer uebertragung. - Google Patents
Sicherheitssystem mit funkelektrischer uebertragung.Info
- Publication number
- DE68905567T2 DE68905567T2 DE8989402891T DE68905567T DE68905567T2 DE 68905567 T2 DE68905567 T2 DE 68905567T2 DE 8989402891 T DE8989402891 T DE 8989402891T DE 68905567 T DE68905567 T DE 68905567T DE 68905567 T2 DE68905567 T2 DE 68905567T2
- Authority
- DE
- Germany
- Prior art keywords
- signals
- transmitter
- alarm
- signal
- security 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.)
- Expired - Fee Related
Links
- 230000005540 biological transmission Effects 0.000 title claims abstract description 27
- 230000015654 memory Effects 0.000 claims description 10
- 238000012544 monitoring process Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 6
- 238000012806 monitoring device Methods 0.000 claims description 3
- 230000001960 triggered effect Effects 0.000 claims 2
- 238000001514 detection method Methods 0.000 abstract description 4
- 230000002950 deficient Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 8
- 230000003111 delayed effect Effects 0.000 description 4
- 108010076504 Protein Sorting Signals Proteins 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 230000000135 prohibitive effect Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
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
- G08B29/16—Security signalling or alarm systems, e.g. redundant systems
-
- 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
- G08B25/10—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 wireless transmission systems
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Alarm Systems (AREA)
- Transceivers (AREA)
- Helmets And Other Head Coverings (AREA)
- Fire Alarms (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8813920A FR2638267B1 (fr) | 1988-10-25 | 1988-10-25 | Systeme de securite a transmission radioelectrique |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68905567D1 DE68905567D1 (de) | 1993-04-29 |
DE68905567T2 true DE68905567T2 (de) | 1993-08-26 |
Family
ID=9371248
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8989402891T Expired - Fee Related DE68905567T2 (de) | 1988-10-25 | 1989-10-19 | Sicherheitssystem mit funkelektrischer uebertragung. |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0366527B1 (fr) |
AT (1) | ATE87385T1 (fr) |
DE (1) | DE68905567T2 (fr) |
FR (1) | FR2638267B1 (fr) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3848231A (en) * | 1970-12-31 | 1974-11-12 | Baldwin Electronics Inc | Alarm system utilizing pulse position modulation and dual conductor sensor |
US3909722A (en) * | 1973-06-22 | 1975-09-30 | Jbh Electronic Systems Inc | Variable frequency communication system |
US4575712A (en) * | 1984-02-27 | 1986-03-11 | Pittway Corporation | Communication system |
US4665385A (en) * | 1985-02-05 | 1987-05-12 | Henderson Claude L | Hazardous condition monitoring system |
-
1988
- 1988-10-25 FR FR8813920A patent/FR2638267B1/fr not_active Expired - Lifetime
-
1989
- 1989-10-19 AT AT89402891T patent/ATE87385T1/de active
- 1989-10-19 DE DE8989402891T patent/DE68905567T2/de not_active Expired - Fee Related
- 1989-10-19 EP EP89402891A patent/EP0366527B1/fr not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0366527A1 (fr) | 1990-05-02 |
FR2638267A1 (fr) | 1990-04-27 |
ATE87385T1 (de) | 1993-04-15 |
DE68905567D1 (de) | 1993-04-29 |
FR2638267B1 (fr) | 1990-12-21 |
EP0366527B1 (fr) | 1993-03-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8328 | Change in the person/name/address of the agent |
Free format text: BLUMBACH, KRAMER & PARTNER, 81245 MUENCHEN |
|
8339 | Ceased/non-payment of the annual fee |