CA2186838C - Methode et dispositif de blocage pour equipement d'abonne - Google Patents
Methode et dispositif de blocage pour equipement d'abonneInfo
- Publication number
- CA2186838C CA2186838C CA002186838A CA2186838A CA2186838C CA 2186838 C CA2186838 C CA 2186838C CA 002186838 A CA002186838 A CA 002186838A CA 2186838 A CA2186838 A CA 2186838A CA 2186838 C CA2186838 C CA 2186838C
- Authority
- CA
- Canada
- Prior art keywords
- subscriber equipment
- communications line
- voltage
- circuit
- communications
- 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
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/42—Systems providing special services or facilities to subscribers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/42—Systems providing special services or facilities to subscribers
- H04M3/48—Arrangements for recalling a calling subscriber when the wanted subscriber ceases to be busy
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Monitoring And Testing Of Exchanges (AREA)
- Interface Circuits In Exchanges (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA002186838A CA2186838C (fr) | 1996-09-30 | 1996-09-30 | Methode et dispositif de blocage pour equipement d'abonne |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA002186838A CA2186838C (fr) | 1996-09-30 | 1996-09-30 | Methode et dispositif de blocage pour equipement d'abonne |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2186838A1 CA2186838A1 (fr) | 1998-03-31 |
CA2186838C true CA2186838C (fr) | 1999-12-14 |
Family
ID=4158996
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002186838A Expired - Fee Related CA2186838C (fr) | 1996-09-30 | 1996-09-30 | Methode et dispositif de blocage pour equipement d'abonne |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA2186838C (fr) |
-
1996
- 1996-09-30 CA CA002186838A patent/CA2186838C/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CA2186838A1 (fr) | 1998-03-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed |