IT962473B - TELEPHONE SYSTEM WITH DATA TRAFFIC - Google Patents
TELEPHONE SYSTEM WITH DATA TRAFFICInfo
- Publication number
- IT962473B IT962473B IT2668072A IT2668072A IT962473B IT 962473 B IT962473 B IT 962473B IT 2668072 A IT2668072 A IT 2668072A IT 2668072 A IT2668072 A IT 2668072A IT 962473 B IT962473 B IT 962473B
- Authority
- IT
- Italy
- Prior art keywords
- data traffic
- telephone system
- telephone
- traffic
- data
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/58—Arrangements providing connection between main exchange and sub-exchange or satellite
- H04Q3/62—Arrangements providing connection between main exchange and sub-exchange or satellite for connecting to private branch exchanges
- H04Q3/625—Arrangements in the private branch exchange
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
- H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Sub-Exchange Stations And Push- Button Telephones (AREA)
- Telephonic Communication Services (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19712134350 DE2134350C2 (en) | 1971-07-09 | 1971-07-09 | Telephone system with data traffic |
Publications (1)
Publication Number | Publication Date |
---|---|
IT962473B true IT962473B (en) | 1973-12-20 |
Family
ID=5813204
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT2668072A IT962473B (en) | 1971-07-09 | 1972-07-06 | TELEPHONE SYSTEM WITH DATA TRAFFIC |
Country Status (8)
Country | Link |
---|---|
AT (1) | AT330253B (en) |
AU (1) | AU463795B2 (en) |
BE (1) | BE786045A (en) |
DE (1) | DE2134350C2 (en) |
ES (1) | ES404703A1 (en) |
FR (1) | FR2145947A5 (en) |
GB (1) | GB1351717A (en) |
IT (1) | IT962473B (en) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT980651B (en) * | 1973-03-21 | 1974-10-10 | Cselt Centro Studi Lab Telecom | CENTRALIZED ELECTRONIC SWITCHING SYSTEM FOR TELEPHONE AND DATA SIGNALS AT HIGH SPEED |
DE2837654A1 (en) * | 1978-08-29 | 1980-03-13 | Siemens Ag | CIRCUIT ARRANGEMENT FOR TELECOMMUNICATION SYSTEMS, ESPECIALLY TELEPHONE EXTENSION SYSTEMS, WITH ADDITIONAL DATA TRAFFIC, e.g. WITH TELEVISION |
FR2441307A1 (en) * | 1978-11-04 | 1980-06-06 | Gl Inf Vychislite | AUTOMATIC SWITCHING METHOD IN A LINK NETWORK AND SWITCHING CENTER IMPLEMENTING SAID METHOD |
DE2912649C2 (en) * | 1979-03-30 | 1981-10-01 | Siemens AG, 1000 Berlin und 8000 München | Circuit arrangement for the transmission of digital signals between transmitting and / or receiving devices operating with different data transmission procedures and with different data formats via a switching system |
DE2938750A1 (en) * | 1979-09-25 | 1981-04-02 | Siemens AG, 1000 Berlin und 8000 München | CIRCUIT ARRANGEMENT FOR TRANSMITTING DIGITAL SIGNALS BETWEEN DIFFERENT DATA TRANSMISSION PROCEDURES AND TRANSMITTERS AND / OR RECEIVING DEVICES WORKING WITH DIFFERENT DATA FORMATS |
GB2098027B (en) * | 1981-04-30 | 1984-11-28 | Standard Telephones Cables Ltd | Telephone exchange |
US4532377A (en) * | 1983-07-18 | 1985-07-30 | At&T Information Systems Inc. | Data call transfer |
US4535199A (en) * | 1983-07-18 | 1985-08-13 | At&T Information Systems Inc. | Data call transfer preindication |
DE3416826C1 (en) * | 1984-05-07 | 1985-09-12 | Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt | Circuit arrangement for handling data traffic in a digital time- division multiplex telecommunications system, in particular a telephone switching system |
ATE61897T1 (en) * | 1985-01-17 | 1991-04-15 | Siemens Ag | PROCEDURE FOR TRANSMISSION OF SIGNS BETWEEN A DATA PROCESSING EQUIPMENT AND A TELEPHONE EXCHANGE, IN PARTICULAR A TELEPHONE PBX. |
FR2646303B1 (en) * | 1989-04-25 | 1994-03-18 | Alcatel Cit | COMMUNICATION ADAPTER FOR TELEACTION TERMINAL |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1920677B1 (en) * | 1969-04-23 | 1970-04-23 | Siemens Ag | Circuit arrangement for telecommunications systems in which connection paths can be used for different types of message transmission |
-
0
- BE BE786045D patent/BE786045A/en unknown
-
1971
- 1971-07-09 DE DE19712134350 patent/DE2134350C2/en not_active Expired
-
1972
- 1972-06-29 AU AU44046/72A patent/AU463795B2/en not_active Expired
- 1972-07-06 IT IT2668072A patent/IT962473B/en active
- 1972-07-06 GB GB3166472A patent/GB1351717A/en not_active Expired
- 1972-07-07 FR FR7224600A patent/FR2145947A5/fr not_active Expired
- 1972-07-07 AT AT583472A patent/AT330253B/en not_active IP Right Cessation
- 1972-07-08 ES ES404703A patent/ES404703A1/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2145947A5 (en) | 1973-02-23 |
DE2134350A1 (en) | 1973-03-15 |
BE786045A (en) | 1973-01-10 |
ES404703A1 (en) | 1975-06-16 |
ATA583472A (en) | 1975-09-15 |
GB1351717A (en) | 1974-05-01 |
AU4404672A (en) | 1974-01-03 |
DE2134350C2 (en) | 1982-02-11 |
AT330253B (en) | 1976-06-25 |
AU463795B2 (en) | 1975-08-07 |
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