IT1038319B - Rete di commutazione numerica a divisione di tempo - Google Patents
Rete di commutazione numerica a divisione di tempoInfo
- Publication number
- IT1038319B IT1038319B IT23567/75A IT2356775A IT1038319B IT 1038319 B IT1038319 B IT 1038319B IT 23567/75 A IT23567/75 A IT 23567/75A IT 2356775 A IT2356775 A IT 2356775A IT 1038319 B IT1038319 B IT 1038319B
- Authority
- IT
- Italy
- Prior art keywords
- time division
- switching network
- division numerical
- numerical switching
- network
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/06—Synchronising arrangements
- H04J3/0602—Systems characterised by the synchronising information used
- H04J3/0605—Special codes used as synchronising signal
- H04J3/0611—PN codes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/50—Circuit switching systems, i.e. systems in which the path is physically permanent during the communication
- H04L12/52—Circuit switching systems, i.e. systems in which the path is physically permanent during the communication using time division techniques
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Time-Division Multiplex Systems (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7418467A FR2273433B1 (it) | 1974-05-28 | 1974-05-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1038319B true IT1038319B (it) | 1979-11-20 |
Family
ID=9139349
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT23567/75A IT1038319B (it) | 1974-05-28 | 1975-05-21 | Rete di commutazione numerica a divisione di tempo |
Country Status (9)
Country | Link |
---|---|
US (1) | US3952162A (it) |
JP (1) | JPS513107A (it) |
CH (1) | CH608675A5 (it) |
DE (1) | DE2523650C3 (it) |
FR (1) | FR2273433B1 (it) |
GB (1) | GB1498223A (it) |
IT (1) | IT1038319B (it) |
NL (1) | NL7506299A (it) |
SE (1) | SE7505510L (it) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2296320A1 (fr) * | 1974-12-27 | 1976-07-23 | Texier Alain | Reseau de commutation numerique du type a multicadence par multiplex |
FR2296971A1 (fr) * | 1974-12-31 | 1976-07-30 | Texier Alain | Reseau de commutation numerique commutant des " quadrioctets " |
US4163122A (en) * | 1975-05-22 | 1979-07-31 | De Staat der Nederlanden, Te Dezen Vertegenwoordigd Door de Directeur-Generaal der Posterijen, Telegrafie en Telefinie | Method and apparatus for automatically correcting errors in a cyclic routing memory of a time division multiplexed trunk exchange |
US4016369A (en) * | 1976-03-09 | 1977-04-05 | Bell Telephone Laboratories, Incorporated | Addressing arrangements for communications networks |
FR2346915A1 (fr) * | 1976-03-31 | 1977-10-28 | Texier Alain | Systeme de transmission numerique assurant des liaisons multipoints |
US4064370A (en) * | 1976-07-01 | 1977-12-20 | Bell Telephone Laboratories, Incorporated | Time-division switching system |
FR2386952A1 (fr) * | 1977-04-05 | 1978-11-03 | Telecommunications Sa | Reseau de connexion multivitesse pour voies de donnees |
FR2416596A1 (fr) * | 1978-02-07 | 1979-08-31 | Telecommunications Sa | Systeme de transmission numerique multipoint a division du temps |
FR2430141A1 (fr) * | 1978-06-29 | 1980-01-25 | Glowinski Albert | Reseau de commutation numerique a division du temps bit a bit |
US4490819A (en) * | 1982-04-22 | 1984-12-25 | International Telephone And Telegraph Corporation | Rate converter |
FR2541061A1 (fr) * | 1983-02-11 | 1984-08-17 | Thomson Csf | Circuit generateur de multiplex |
AU585794B2 (en) * | 1986-01-09 | 1989-06-22 | Nec Corporation | Frame synchronization detection system |
US4817148A (en) * | 1987-07-06 | 1989-03-28 | Wegener Communications, Inc. | Signal scrambling transmission system |
US5923667A (en) * | 1996-06-28 | 1999-07-13 | International Business Machines Corporation | System and method for creating N-times bandwidth from N separate physical lines |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3715508A (en) * | 1967-09-15 | 1973-02-06 | Ibm | Switching circuits employing orthogonal and quasi-orthogonal pseudo-random code sequences |
US3794768A (en) * | 1972-05-25 | 1974-02-26 | Bell Telephone Labor Inc | Cross-office connecting scheme for interconnecting multiplexers and central office terminals |
GB1428699A (en) * | 1972-10-26 | 1976-03-17 | Licentia Gmbh | Code-multiplex of transmitting information |
US3890469A (en) * | 1973-12-04 | 1975-06-17 | Gte Automatic Electric Lab Inc | Time division switching system |
-
1974
- 1974-05-28 FR FR7418467A patent/FR2273433B1/fr not_active Expired
-
1975
- 1975-05-14 SE SE7505510A patent/SE7505510L/xx unknown
- 1975-05-14 CH CH618775A patent/CH608675A5/xx not_active IP Right Cessation
- 1975-05-21 IT IT23567/75A patent/IT1038319B/it active
- 1975-05-27 US US05/581,081 patent/US3952162A/en not_active Expired - Lifetime
- 1975-05-27 GB GB23105/75A patent/GB1498223A/en not_active Expired
- 1975-05-28 DE DE2523650A patent/DE2523650C3/de not_active Expired
- 1975-05-28 JP JP50063951A patent/JPS513107A/ja active Pending
- 1975-05-28 NL NL7506299A patent/NL7506299A/xx not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
GB1498223A (en) | 1978-01-18 |
US3952162A (en) | 1976-04-20 |
DE2523650C3 (de) | 1979-11-15 |
FR2273433B1 (it) | 1979-10-12 |
CH608675A5 (it) | 1979-01-15 |
SE7505510L (sv) | 1975-12-01 |
JPS513107A (it) | 1976-01-12 |
DE2523650B2 (de) | 1979-03-15 |
FR2273433A1 (it) | 1975-12-26 |
DE2523650A1 (de) | 1975-12-04 |
NL7506299A (nl) | 1975-12-02 |
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