CA2189588A1 - Methode et appareil d'assistance-annuaire - Google Patents
Methode et appareil d'assistance-annuaireInfo
- Publication number
- CA2189588A1 CA2189588A1 CA 2189588 CA2189588A CA2189588A1 CA 2189588 A1 CA2189588 A1 CA 2189588A1 CA 2189588 CA2189588 CA 2189588 CA 2189588 A CA2189588 A CA 2189588A CA 2189588 A1 CA2189588 A1 CA 2189588A1
- Authority
- CA
- Canada
- Prior art keywords
- operator
- directory assistance
- subscriber
- telephone number
- destination telephone
- 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
-
- 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
- H04M3/42136—Administration or customisation of services
- H04M3/42153—Administration or customisation of services by subscriber
-
- 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
- H04M3/487—Arrangements for providing information services, e.g. recorded voice services or time announcements
- H04M3/493—Interactive information services, e.g. directory enquiries ; Arrangements therefor, e.g. interactive voice response [IVR] systems or voice portals
- H04M3/4931—Directory assistance systems
- H04M3/4935—Connection initiated by DAS system
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Telephonic Communication Services (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/552,222 | 1995-11-02 | ||
| US08/552,222 US5797092A (en) | 1994-04-28 | 1995-11-02 | Method for monitoring the connection between the subscriber and the destination telephone and providing directory assistance upon detection of predetermined tone |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2189588A1 true CA2189588A1 (fr) | 1997-05-03 |
| CA2189588C CA2189588C (fr) | 2007-04-10 |
Family
ID=24204408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002189588A Expired - Fee Related CA2189588C (fr) | 1995-11-02 | 1996-11-04 | Methode et appareil d'assistance-annuaire |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA2189588C (fr) |
-
1996
- 1996-11-04 CA CA002189588A patent/CA2189588C/fr not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CA2189588C (fr) | 2007-04-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |
Effective date: 20131105 |