FR2312896A1 - Dispositif de detection d'un signal d'entree de commande et application a la realisation des repondeurs telephoniques - Google Patents
Dispositif de detection d'un signal d'entree de commande et application a la realisation des repondeurs telephoniquesInfo
- Publication number
- FR2312896A1 FR2312896A1 FR7616053A FR7616053A FR2312896A1 FR 2312896 A1 FR2312896 A1 FR 2312896A1 FR 7616053 A FR7616053 A FR 7616053A FR 7616053 A FR7616053 A FR 7616053A FR 2312896 A1 FR2312896 A1 FR 2312896A1
- Authority
- FR
- France
- Prior art keywords
- answerers
- realization
- telephone
- detection
- application
- 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.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/64—Automatic arrangements for answering calls; Automatic arrangements for recording messages for absent subscribers; Arrangements for recording conversations
- H04M1/65—Recording arrangements for recording a message from the calling party
- H04M1/654—Telephone line monitoring circuits therefor, e.g. ring detectors
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB23231/75A GB1529951A (en) | 1975-05-28 | 1975-05-28 | Telephone answering machines |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2312896A1 true FR2312896A1 (fr) | 1976-12-24 |
Family
ID=10192293
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7616053A Withdrawn FR2312896A1 (fr) | 1975-05-28 | 1976-05-26 | Dispositif de detection d'un signal d'entree de commande et application a la realisation des repondeurs telephoniques |
Country Status (4)
Country | Link |
---|---|
US (1) | US4105866A (fr) |
DE (1) | DE2624031A1 (fr) |
FR (1) | FR2312896A1 (fr) |
GB (1) | GB1529951A (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2437749A1 (fr) * | 1978-09-29 | 1980-04-25 | Plantronics | Repondeur telephonique |
EP0393570A1 (fr) * | 1989-04-21 | 1990-10-24 | Alcatel Business Systems | Terminal videotex répondeur |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59127266A (ja) * | 1983-01-07 | 1984-07-23 | Canon Inc | 情報再生装置 |
DE4132146A1 (de) * | 1991-09-26 | 1993-04-01 | Siemens Ag | Verfahren zum schnellen ausloesen von ansagegeraeten |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3729589A (en) * | 1971-09-29 | 1973-04-24 | Tad Avanti | Adapter unit for telephone answering instrument |
US3842213A (en) * | 1973-03-27 | 1974-10-15 | Tad Avanti | Telephone answering instrument and system with disconnect by silence or tone |
US3865986A (en) * | 1973-10-03 | 1975-02-11 | Tad Avanti | Voice operated electric circuit |
US3920909A (en) * | 1972-07-24 | 1975-11-18 | Pioneer Electronic Corp | Automatic telephone answering method and apparatus |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB803513A (en) * | 1954-12-06 | 1958-10-29 | Pye Ltd | Improvements in or relating to switching arrangements |
DE2134927C3 (de) * | 1971-07-13 | 1978-10-12 | Willy Zollikon Zuerich Mueller (Schweiz) | Verfahren zur Rücklauf-Fernsteuerung bei der Fernabfrage von in Speicherwerken aufgezeichneter Information, insbesondere für Telefonanrufbeantworter, und Schaltung hierfür |
JPS4831810A (fr) * | 1971-08-30 | 1973-04-26 | ||
JPS5147285B2 (fr) * | 1971-09-04 | 1976-12-14 | ||
JPS5242606B2 (fr) * | 1973-09-10 | 1977-10-25 |
-
1975
- 1975-05-28 GB GB23231/75A patent/GB1529951A/en not_active Expired
-
1976
- 1976-05-24 US US05/689,466 patent/US4105866A/en not_active Expired - Lifetime
- 1976-05-26 FR FR7616053A patent/FR2312896A1/fr not_active Withdrawn
- 1976-05-28 DE DE19762624031 patent/DE2624031A1/de not_active Withdrawn
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3729589A (en) * | 1971-09-29 | 1973-04-24 | Tad Avanti | Adapter unit for telephone answering instrument |
US3920909A (en) * | 1972-07-24 | 1975-11-18 | Pioneer Electronic Corp | Automatic telephone answering method and apparatus |
US3842213A (en) * | 1973-03-27 | 1974-10-15 | Tad Avanti | Telephone answering instrument and system with disconnect by silence or tone |
US3865986A (en) * | 1973-10-03 | 1975-02-11 | Tad Avanti | Voice operated electric circuit |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2437749A1 (fr) * | 1978-09-29 | 1980-04-25 | Plantronics | Repondeur telephonique |
EP0393570A1 (fr) * | 1989-04-21 | 1990-10-24 | Alcatel Business Systems | Terminal videotex répondeur |
FR2646304A1 (fr) * | 1989-04-21 | 1990-10-26 | Alcatel Business Systems | Terminal videotex repondeur |
Also Published As
Publication number | Publication date |
---|---|
GB1529951A (en) | 1978-10-25 |
US4105866A (en) | 1978-08-08 |
DE2624031A1 (de) | 1976-12-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |