CA2481368C - Procede et appareil pour systeme de communication prive dans un reseau telephonique commute public - Google Patents
Procede et appareil pour systeme de communication prive dans un reseau telephonique commute public Download PDFInfo
- Publication number
- CA2481368C CA2481368C CA2481368A CA2481368A CA2481368C CA 2481368 C CA2481368 C CA 2481368C CA 2481368 A CA2481368 A CA 2481368A CA 2481368 A CA2481368 A CA 2481368A CA 2481368 C CA2481368 C CA 2481368C
- Authority
- CA
- Canada
- Prior art keywords
- communication network
- network
- ptt
- private communication
- private
- 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 - Lifetime
Links
- 238000004891 communication Methods 0.000 title claims abstract description 145
- 238000000034 method Methods 0.000 title description 9
- 238000012545 processing Methods 0.000 claims description 4
- 239000011159 matrix material Substances 0.000 abstract description 2
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- 238000010586 diagram Methods 0.000 description 11
- 230000004044 response Effects 0.000 description 9
- 230000005540 biological transmission Effects 0.000 description 8
- 230000010267 cellular communication Effects 0.000 description 5
- 230000011664 signaling Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000001360 synchronised effect Effects 0.000 description 4
- 206010010071 Coma Diseases 0.000 description 3
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- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
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- 206010073261 Ovarian theca cell tumour Diseases 0.000 description 1
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- 238000012790 confirmation Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
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Landscapes
- Mobile Radio Communication Systems (AREA)
- Sub-Exchange Stations And Push- Button Telephones (AREA)
- Telephonic Communication Services (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/595,566 US5912882A (en) | 1996-02-01 | 1996-02-01 | Method and apparatus for providing a private communication system in a public switched telephone network |
| US08/595,566 | 1996-02-01 | ||
| CA002244929A CA2244929C (fr) | 1996-02-01 | 1997-01-29 | Procede et appareil pour systeme de communication prive dans un reseau telephonique commute public |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002244929A Division CA2244929C (fr) | 1996-02-01 | 1997-01-29 | Procede et appareil pour systeme de communication prive dans un reseau telephonique commute public |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2481368A1 CA2481368A1 (fr) | 1997-08-07 |
| CA2481368C true CA2481368C (fr) | 2012-12-04 |
Family
ID=33300530
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2481367A Expired - Lifetime CA2481367C (fr) | 1996-02-01 | 1997-01-29 | Procede et appareil pour systeme de communication prive dans un reseau telephonique commute public |
| CA2481368A Expired - Lifetime CA2481368C (fr) | 1996-02-01 | 1997-01-29 | Procede et appareil pour systeme de communication prive dans un reseau telephonique commute public |
| CA2475870A Expired - Lifetime CA2475870C (fr) | 1996-02-01 | 1997-01-29 | Procede et appareil pour systeme de communication prive dans un reseau telephonique commute public |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2481367A Expired - Lifetime CA2481367C (fr) | 1996-02-01 | 1997-01-29 | Procede et appareil pour systeme de communication prive dans un reseau telephonique commute public |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2475870A Expired - Lifetime CA2475870C (fr) | 1996-02-01 | 1997-01-29 | Procede et appareil pour systeme de communication prive dans un reseau telephonique commute public |
Country Status (1)
| Country | Link |
|---|---|
| CA (3) | CA2481367C (fr) |
-
1997
- 1997-01-29 CA CA2481367A patent/CA2481367C/fr not_active Expired - Lifetime
- 1997-01-29 CA CA2481368A patent/CA2481368C/fr not_active Expired - Lifetime
- 1997-01-29 CA CA2475870A patent/CA2475870C/fr not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CA2481368A1 (fr) | 1997-08-07 |
| CA2475870A1 (fr) | 1997-08-07 |
| CA2475870C (fr) | 2010-10-05 |
| CA2481367A1 (fr) | 1997-08-07 |
| CA2481367C (fr) | 2010-04-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKEX | Expiry |
Effective date: 20170130 |