SE308741B - - Google Patents
Info
- Publication number
- SE308741B SE308741B SE8398/59A SE839859A SE308741B SE 308741 B SE308741 B SE 308741B SE 8398/59 A SE8398/59 A SE 8398/59A SE 839859 A SE839859 A SE 839859A SE 308741 B SE308741 B SE 308741B
- Authority
- SE
- Sweden
- Prior art keywords
- line
- gate
- concentrator
- time
- bit
- Prior art date
Links
- 239000004020 conductor Substances 0.000 abstract 12
- 238000009432 framing Methods 0.000 abstract 4
- 230000004044 response Effects 0.000 abstract 3
- 230000005540 biological transmission Effects 0.000 abstract 2
- 239000003990 capacitor Substances 0.000 abstract 2
- 239000013078 crystal Substances 0.000 abstract 1
- 230000000694 effects Effects 0.000 abstract 1
- 230000002401 inhibitory effect Effects 0.000 abstract 1
- 230000015654 memory Effects 0.000 abstract 1
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
- H04Q11/0407—Selecting arrangements for multiplex systems for time-division multiplexing using a stored programme control
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Telephonic Communication Services (AREA)
- Printing Plates And Materials Therefor (AREA)
- Developing Agents For Electrophotography (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US760502A US2957949A (en) | 1958-09-11 | 1958-09-11 | Pcm time division telephone switching system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE308741B true SE308741B (instruction) | 1969-02-24 |
Family
ID=25059298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE8398/59A SE308741B (instruction) | 1958-09-11 | 1959-09-09 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US2957949A (instruction) |
| BE (1) | BE582539A (instruction) |
| CH (1) | CH389032A (instruction) |
| DE (1) | DE1121125B (instruction) |
| DK (1) | DK107688C (instruction) |
| FR (1) | FR1221647A (instruction) |
| GB (1) | GB921384A (instruction) |
| NL (2) | NL7505907A (instruction) |
| SE (1) | SE308741B (instruction) |
Families Citing this family (31)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3114007A (en) * | 1959-07-01 | 1963-12-10 | Bell Telephone Labor Inc | Supervisory circuit |
| NL256495A (instruction) * | 1959-10-26 | |||
| US3099718A (en) * | 1960-05-24 | 1963-07-30 | American Telephone & Telegraph | Universal line concentrator |
| US3134859A (en) * | 1960-07-26 | 1964-05-26 | Gen Dynamics Corp | Automatic communication system |
| NL267387A (instruction) * | 1960-08-23 | |||
| US3217107A (en) * | 1961-02-27 | 1965-11-09 | Automatic Elect Lab | Line concentrator and signaling system therefor |
| NL278500A (instruction) * | 1961-05-18 | |||
| US3223976A (en) * | 1961-05-26 | 1965-12-14 | Bell Telephone Labor Inc | Data communication system |
| NL285076A (instruction) * | 1961-11-03 | |||
| US3140355A (en) * | 1961-12-14 | 1964-07-07 | Bell Telephone Labor Inc | Control circuit for telephone line concentrator |
| US3131263A (en) * | 1961-12-18 | 1964-04-28 | Bell Telephone Labor Inc | Data transmission system |
| BE627154A (instruction) * | 1962-01-26 | |||
| GB983255A (en) * | 1962-02-20 | 1965-02-17 | Gen Electric Co Ltd | Improvements in or relating to pulse code modulation systems |
| NL291263A (instruction) * | 1962-04-06 | |||
| GB1057024A (en) * | 1962-06-27 | 1967-02-01 | Ass Elect Ind | Improvements relating to multiplex transmission systems |
| BE637591A (instruction) * | 1962-09-19 | |||
| US3244813A (en) * | 1962-12-20 | 1966-04-05 | Itt | Time division multiplex system |
| DE1279768B (de) * | 1965-05-19 | 1968-10-10 | Siemens Ag | Verfahren und Schaltungsanordnung zur Vervielfachung der Bandbreite von Nachrichtenkanaelen in Zeitmultiplex-Vermittlungsanlagen |
| NL136061C (instruction) * | 1965-08-07 | |||
| US3459896A (en) * | 1966-06-13 | 1969-08-05 | Stromberg Carlson Corp | Code call facility for electronic telephone exchange |
| FR1540939A (fr) * | 1967-02-21 | 1968-10-04 | Autocommutateur téléphonique à répartition temporelle | |
| US3519747A (en) * | 1967-09-15 | 1970-07-07 | Ibm | Signal insertion and conferencing in a resonant transfer integrated time division switching and frequency division multiplexing communication system |
| US3585306A (en) * | 1968-05-16 | 1971-06-15 | Bell Telephone Labor Inc | Tandem office time division switching system |
| US3624294A (en) * | 1969-03-24 | 1971-11-30 | Western Union Telegraph Co | Distributed multiplexing of low-speed telegraph subscriber lines |
| US3708624A (en) * | 1969-04-24 | 1973-01-02 | Vicom Corp | Pulse code modulation communication system |
| US3629846A (en) * | 1970-06-11 | 1971-12-21 | Bell Telephone Labor Inc | Time-versus-location pathfinder for a time division switch |
| FR2208587A5 (instruction) * | 1972-11-29 | 1974-06-21 | Ibm France | |
| US3889067A (en) * | 1973-10-24 | 1975-06-10 | Technology Service Corp | Digital telephone switching system |
| US3908092A (en) * | 1973-12-21 | 1975-09-23 | Bell Telephone Labor Inc | Program controlled time division switching systems |
| US4206322A (en) * | 1978-09-25 | 1980-06-03 | Bell Telephone Laboratories, Incorporated | Time-division switching system for multirate data |
| US4547877A (en) * | 1983-06-09 | 1985-10-15 | At&T Bell Laboratories | System for switching multirate digitized voice and data |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE500226A (instruction) * | 1949-12-24 | |||
| US2715658A (en) * | 1952-08-02 | 1955-08-16 | Bell Telephone Labor Inc | Electrical information system |
| NL87007C (instruction) * | 1952-08-16 | |||
| US2773939A (en) * | 1953-05-29 | 1956-12-11 | Gen Dynamics Corp | Telephone system |
| US2724744A (en) * | 1954-05-06 | 1955-11-22 | Bell Telephone Labor Inc | Remote line concentrator |
-
0
- NL NL243217D patent/NL243217A/xx unknown
-
1958
- 1958-09-11 US US760502A patent/US2957949A/en not_active Expired - Lifetime
- 1958-12-31 FR FR783091A patent/FR1221647A/fr not_active Expired
-
1959
- 1959-04-04 DE DEW25325A patent/DE1121125B/de active Pending
- 1959-09-01 GB GB29788/59A patent/GB921384A/en not_active Expired
- 1959-09-09 CH CH7803859A patent/CH389032A/de unknown
- 1959-09-09 SE SE8398/59A patent/SE308741B/xx unknown
- 1959-09-10 DK DK323059AA patent/DK107688C/da active
- 1959-09-10 BE BE582539A patent/BE582539A/nl unknown
-
1975
- 1975-05-20 NL NL7505907A patent/NL7505907A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US2957949A (en) | 1960-10-25 |
| FR1221647A (fr) | 1960-06-02 |
| NL243217A (instruction) | |
| BE582539A (nl) | 1959-12-31 |
| GB921384A (en) | 1963-03-20 |
| DE1121125B (de) | 1962-01-04 |
| DK107688C (da) | 1967-06-26 |
| CH389032A (de) | 1965-03-15 |
| NL7505907A (nl) | 1975-08-29 |
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