AR206804A1 - Dispositivo de telefonia electronica con conmutacion temporal - Google Patents
Dispositivo de telefonia electronica con conmutacion temporalInfo
- Publication number
- AR206804A1 AR206804A1 AR257326A AR25732675A AR206804A1 AR 206804 A1 AR206804 A1 AR 206804A1 AR 257326 A AR257326 A AR 257326A AR 25732675 A AR25732675 A AR 25732675A AR 206804 A1 AR206804 A1 AR 206804A1
- Authority
- AR
- Argentina
- Prior art keywords
- telephony device
- temporary switching
- electronic telephony
- electronic
- temporary
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Telephonic Communication Services (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Monitoring And Testing Of Exchanges (AREA)
- Time-Division Multiplex Systems (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Interface Circuits In Exchanges (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7402478A FR2259498B1 (de) | 1974-01-25 | 1974-01-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AR206804A1 true AR206804A1 (es) | 1976-08-23 |
Family
ID=9133968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AR257326A AR206804A1 (es) | 1974-01-25 | 1975-01-01 | Dispositivo de telefonia electronica con conmutacion temporal |
Country Status (21)
| Country | Link |
|---|---|
| US (1) | US3976841A (de) |
| JP (1) | JPS598977B2 (de) |
| AR (1) | AR206804A1 (de) |
| AT (1) | AT341589B (de) |
| BE (1) | BE824673A (de) |
| BR (1) | BR7500460A (de) |
| CA (1) | CA1044789A (de) |
| CH (1) | CH600710A5 (de) |
| DD (1) | DD118215A5 (de) |
| DE (1) | DE2502719C3 (de) |
| ES (1) | ES434065A1 (de) |
| FR (1) | FR2259498B1 (de) |
| GB (1) | GB1499725A (de) |
| HK (1) | HK59978A (de) |
| IT (1) | IT1026431B (de) |
| LU (1) | LU71704A1 (de) |
| NL (1) | NL185437C (de) |
| OA (1) | OA04887A (de) |
| SE (1) | SE406849B (de) |
| SU (1) | SU1122244A3 (de) |
| ZA (1) | ZA75400B (de) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2837849C2 (de) * | 1978-08-30 | 1985-04-04 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zum Aufschalten eines Anrufes auf eine gerade ankommenden Rufstrom empfangende Teilnehmerstelle in einer zentralgesteuerten Fernsprechvermittlungsanlage, insbesondere Fernsprechnebenstellenanlage |
| JPS5923667B2 (ja) * | 1978-09-08 | 1984-06-04 | ケイディディ株式会社 | 扱者介入呼処理方式 |
| DE2907194C2 (de) * | 1979-02-23 | 1985-08-22 | Siemens AG, 1000 Berlin und 8000 München | Schaltungsanordnung für Fernsprech- und Fernsprechnebenstellenanlagen mit Auswertung von aus einer Gegenanlage eintreffenden Sonderkennzeichen (Trennen durch Fernamt) |
| DE2907169C2 (de) * | 1979-02-23 | 1985-09-05 | Siemens AG, 1000 Berlin und 8000 München | Schaltungsanordnung für Fernsprech- und Fernsprechnebenstellenanlagen mit Auswertung von aus einer Gegenanlage eintreffenden Sonderkennzeichen (Aufschalten Fernamt) |
| US4317007A (en) * | 1979-03-23 | 1982-02-23 | Small World Exchange, Inc. | Telephone-conferencing method and apparatus with monitor-only access |
| WO1980002095A1 (en) * | 1979-03-23 | 1980-10-02 | Small World Exchange Inc | Telephone-conferencing apparatus and method |
| US4317960A (en) * | 1979-03-23 | 1982-03-02 | Small World Exchange, Inc. | Telephone-conferencing and inquiry-handling apparatus and method |
| US4317961A (en) * | 1979-03-23 | 1982-03-02 | Small World Exchange, Inc. | Telephone-conferencing apparatus and method |
| US4399532A (en) * | 1981-08-12 | 1983-08-16 | Western Electric Company, Inc. | Methods of and systems for monitoring a first call connection while effecting the establishment of a second call connection |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3435150A (en) * | 1965-12-03 | 1969-03-25 | Bell Telephone Labor Inc | Private branch exchange system having data transmission lines and means for preventing application of tones thereto |
| US3769461A (en) * | 1972-08-03 | 1973-10-30 | Bell Telephone Labor Inc | Time division switching system bridging circuit |
| US3828146A (en) * | 1973-03-22 | 1974-08-06 | Bell Telephone Labor Inc | Time division conference hybrid circuit |
-
1974
- 1974-01-25 FR FR7402478A patent/FR2259498B1/fr not_active Expired
-
1975
- 1975-01-01 AR AR257326A patent/AR206804A1/es active
- 1975-01-20 AT AT38075A patent/AT341589B/de not_active IP Right Cessation
- 1975-01-21 ZA ZA00750400A patent/ZA75400B/xx unknown
- 1975-01-21 NL NLAANVRAGE7500670,A patent/NL185437C/xx not_active IP Right Cessation
- 1975-01-21 US US05/542,860 patent/US3976841A/en not_active Expired - Lifetime
- 1975-01-22 CH CH74275A patent/CH600710A5/xx not_active IP Right Cessation
- 1975-01-22 IT IT7547801A patent/IT1026431B/it active
- 1975-01-22 GB GB2821/75A patent/GB1499725A/en not_active Expired
- 1975-01-23 LU LU71704A patent/LU71704A1/xx unknown
- 1975-01-23 BR BR460/75A patent/BR7500460A/pt unknown
- 1975-01-23 DE DE2502719A patent/DE2502719C3/de not_active Expired
- 1975-01-23 DD DD183783A patent/DD118215A5/xx unknown
- 1975-01-23 BE BE1006416A patent/BE824673A/xx unknown
- 1975-01-23 ES ES434065A patent/ES434065A1/es not_active Expired
- 1975-01-24 SU SU752100551A patent/SU1122244A3/ru active
- 1975-01-24 SE SE7500770A patent/SE406849B/xx not_active IP Right Cessation
- 1975-01-24 CA CA218,586A patent/CA1044789A/fr not_active Expired
- 1975-01-25 JP JP50010891A patent/JPS598977B2/ja not_active Expired
- 1975-01-25 OA OA55392A patent/OA04887A/xx unknown
-
1978
- 1978-10-12 HK HK599/78A patent/HK59978A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AU7752975A (en) | 1976-07-22 |
| BR7500460A (pt) | 1975-11-04 |
| FR2259498B1 (de) | 1978-06-02 |
| SU1122244A3 (ru) | 1984-10-30 |
| AT341589B (de) | 1978-02-10 |
| OA04887A (fr) | 1980-10-31 |
| DD118215A5 (de) | 1976-02-12 |
| GB1499725A (en) | 1978-02-01 |
| LU71704A1 (de) | 1975-06-24 |
| BE824673A (fr) | 1975-05-15 |
| NL185437C (nl) | 1990-04-02 |
| JPS50115705A (de) | 1975-09-10 |
| FR2259498A1 (de) | 1975-08-22 |
| DE2502719B2 (de) | 1978-04-20 |
| ES434065A1 (es) | 1976-12-16 |
| ZA75400B (en) | 1976-01-28 |
| HK59978A (en) | 1978-10-20 |
| US3976841A (en) | 1976-08-24 |
| NL185437B (nl) | 1989-11-01 |
| CA1044789A (fr) | 1978-12-19 |
| JPS598977B2 (ja) | 1984-02-28 |
| NL7500670A (nl) | 1975-07-29 |
| DE2502719A1 (de) | 1975-08-14 |
| SE7500770L (de) | 1975-07-28 |
| SE406849B (sv) | 1979-02-26 |
| ATA38075A (de) | 1977-06-15 |
| CH600710A5 (de) | 1978-06-30 |
| DE2502719C3 (de) | 1978-12-07 |
| IT1026431B (it) | 1978-09-20 |
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