ATE265781T1 - Telefon oder kommunikationsgerät mit verbessertem detektion von teilnehmeranschlussgerät- anrufsignal (cas) durch gebrauch von einem aktivitätsdetektor - Google Patents
Telefon oder kommunikationsgerät mit verbessertem detektion von teilnehmeranschlussgerät- anrufsignal (cas) durch gebrauch von einem aktivitätsdetektorInfo
- Publication number
- ATE265781T1 ATE265781T1 AT99440329T AT99440329T ATE265781T1 AT E265781 T1 ATE265781 T1 AT E265781T1 AT 99440329 T AT99440329 T AT 99440329T AT 99440329 T AT99440329 T AT 99440329T AT E265781 T1 ATE265781 T1 AT E265781T1
- Authority
- AT
- Austria
- Prior art keywords
- telephone
- communication
- cas
- terminal
- signal
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/57—Arrangements for indicating or recording the number of the calling subscriber at the called subscriber's set
- H04M1/573—Line monitoring circuits for detecting caller identification
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Telephonic Communication Services (AREA)
- Interface Circuits In Exchanges (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP99440329A EP1104149B1 (de) | 1999-11-29 | 1999-11-29 | Telefon oder Kommunikationsgerät mit verbessertem detektion von Teilnehmeranschlussgerät-Anrufsignal (CAS) durch Gebrauch von einem Aktivitätsdetektor |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE265781T1 true ATE265781T1 (de) | 2004-05-15 |
Family
ID=8242398
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT99440329T ATE265781T1 (de) | 1999-11-29 | 1999-11-29 | Telefon oder kommunikationsgerät mit verbessertem detektion von teilnehmeranschlussgerät- anrufsignal (cas) durch gebrauch von einem aktivitätsdetektor |
Country Status (4)
Country | Link |
---|---|
US (1) | US6584194B1 (de) |
EP (1) | EP1104149B1 (de) |
AT (1) | ATE265781T1 (de) |
DE (1) | DE69916854T2 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2357216B (en) * | 1999-12-11 | 2004-05-12 | Mitel Corp | Method and apparatus for detecting dual tone alerting signal in telephone systems |
US6694011B2 (en) * | 2001-02-02 | 2004-02-17 | Telcordia Technologies, Inc. | Method and system for reliably detecting voiceband signaling tones |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5638436A (en) * | 1994-01-12 | 1997-06-10 | Dialogic Corporation | Voice detection |
US5649002A (en) * | 1994-12-13 | 1997-07-15 | Colonial Data Technologies Corp. | Method and apparatus for detecting a telephone CPE alerting signal |
US5974138A (en) * | 1997-05-08 | 1999-10-26 | Lucent Technologies Inc. | System and method for detecting customer premises equipment alerting signals |
US6163598A (en) * | 1997-12-24 | 2000-12-19 | Nortel Networks Limited | Interactive graphic payphone |
US6269160B1 (en) * | 1998-04-20 | 2001-07-31 | Advanced Micro Devices, Inc. | Communications device including an improved CPE alerting signal (CAS) detection system |
-
1999
- 1999-11-29 AT AT99440329T patent/ATE265781T1/de not_active IP Right Cessation
- 1999-11-29 EP EP99440329A patent/EP1104149B1/de not_active Expired - Lifetime
- 1999-11-29 DE DE69916854T patent/DE69916854T2/de not_active Expired - Fee Related
-
2000
- 2000-11-28 US US09/722,324 patent/US6584194B1/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP1104149A1 (de) | 2001-05-30 |
DE69916854D1 (de) | 2004-06-03 |
DE69916854T2 (de) | 2004-08-26 |
US6584194B1 (en) | 2003-06-24 |
EP1104149B1 (de) | 2004-04-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |