CA1293040C - Systeme de securite d'immeubles - Google Patents
Systeme de securite d'immeublesInfo
- Publication number
- CA1293040C CA1293040C CA000591697A CA591697A CA1293040C CA 1293040 C CA1293040 C CA 1293040C CA 000591697 A CA000591697 A CA 000591697A CA 591697 A CA591697 A CA 591697A CA 1293040 C CA1293040 C CA 1293040C
- Authority
- CA
- Canada
- Prior art keywords
- central office
- building
- lines
- microprocessor
- subscriber
- 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
- 230000015654 memory Effects 0.000 claims abstract description 32
- 230000004044 response Effects 0.000 claims abstract description 20
- 238000004891 communication Methods 0.000 claims abstract description 17
- 230000008878 coupling Effects 0.000 claims abstract description 14
- 238000010168 coupling process Methods 0.000 claims abstract description 14
- 238000005859 coupling reaction Methods 0.000 claims abstract description 14
- 238000012360 testing method Methods 0.000 claims description 7
- 230000009977 dual effect Effects 0.000 claims description 6
- 230000004913 activation Effects 0.000 claims description 3
- 230000000977 initiatory effect Effects 0.000 claims description 2
- 230000000994 depressogenic effect Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 230000006870 function Effects 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 238000001514 detection method Methods 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 230000000881 depressing effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002674 ointment Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000008672 reprogramming Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000003936 working memory Effects 0.000 description 1
Landscapes
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
- Alarm Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA000591697A CA1293040C (fr) | 1989-02-20 | 1989-02-20 | Systeme de securite d'immeubles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA000591697A CA1293040C (fr) | 1989-02-20 | 1989-02-20 | Systeme de securite d'immeubles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1293040C true CA1293040C (fr) | 1991-12-10 |
Family
ID=4139666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000591697A Expired - Fee Related CA1293040C (fr) | 1989-02-20 | 1989-02-20 | Systeme de securite d'immeubles |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA1293040C (fr) |
-
1989
- 1989-02-20 CA CA000591697A patent/CA1293040C/fr not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKLA | Lapsed |