IT7967209A0 - Sistema di commutazione telefonica a spartizione di tempo - Google Patents
Sistema di commutazione telefonica a spartizione di tempoInfo
- Publication number
- IT7967209A0 IT7967209A0 IT7967209A IT6720979A IT7967209A0 IT 7967209 A0 IT7967209 A0 IT 7967209A0 IT 7967209 A IT7967209 A IT 7967209A IT 6720979 A IT6720979 A IT 6720979A IT 7967209 A0 IT7967209 A0 IT 7967209A0
- Authority
- IT
- Italy
- Prior art keywords
- splitting
- time
- switching system
- telephone switching
- telephone
- 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)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1066578A JPS588200B2 (ja) | 1978-02-01 | 1978-02-01 | 時分割通話路方式 |
JP1066678A JPS54103611A (en) | 1978-02-01 | 1978-02-01 | Time sharing message channel system |
JP1066778A JPS54103606A (en) | 1978-02-01 | 1978-02-01 | Time sharing exchange system |
JP1066878A JPS54103612A (en) | 1978-02-01 | 1978-02-01 | Time sharing exchanging system |
JP53127800A JPS598117B2 (ja) | 1978-10-19 | 1978-10-19 | 時分割交換方式 |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7967209A0 true IT7967209A0 (it) | 1979-01-31 |
IT1165619B IT1165619B (it) | 1987-04-22 |
Family
ID=27519200
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT67209/79A IT1165619B (it) | 1978-02-01 | 1979-01-31 | Sistema di commutazione telefonica a spartizione di tempo |
Country Status (8)
Country | Link |
---|---|
US (1) | US4254498A (it) |
CA (1) | CA1130900A (it) |
DE (1) | DE2903650C2 (it) |
FR (1) | FR2416599B1 (it) |
GB (1) | GB2014018B (it) |
IT (1) | IT1165619B (it) |
NL (1) | NL189589C (it) |
SE (1) | SE434326B (it) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2467523A1 (fr) * | 1979-10-12 | 1981-04-17 | Thomson Csf | Systeme de controle d'un reseau de connexion |
GB2074815B (en) * | 1980-04-24 | 1984-06-27 | Plessey Co Ltd | Telecommunications switching network using digital switching modules |
CA1146680A (en) * | 1980-05-08 | 1983-05-17 | Fahim Ahmed | Modular telecommunications system |
JPS5728495A (en) * | 1980-07-28 | 1982-02-16 | Fujitsu Ltd | Signal control system |
IT1133349B (it) * | 1980-10-07 | 1986-07-09 | Italtel Spa | Rete di transito perfezionata per sistemi di telecomunicazioni a divisione di tempo |
IT8003532A0 (it) * | 1980-10-07 | 1980-10-07 | Italtel Spa | Dispositivo per il controllo della continuita' spazio-temporale dei collegamenti dinamici di una retedi transito per sistemi di telecomunicazioni a divisione di tempo |
IT8003534A0 (it) * | 1980-10-07 | 1980-10-07 | Italtel Spa | Apparecchiatura per la gestione delle informazioni, relative a segnalazioni di allarme e/o di risposta a messaggi di controllo e/o autocontrollo, interessanti unarete di transito per sistemi di telecomunicazioni a divisione di tempo |
US4389544A (en) * | 1981-03-31 | 1983-06-21 | Siemens Corporation | Digital telephone apparatus |
US4400627A (en) * | 1981-05-04 | 1983-08-23 | Bell Telephone Laboratories, Incorporated | Telephone switching network |
FR2510335A1 (fr) * | 1981-07-22 | 1983-01-28 | Roche Alain | Reseau de connexion a nombre pair d'etages de commutation pour autocommutateurs electroniques temporels de telecommunications |
JPS5848592A (ja) * | 1981-09-18 | 1983-03-22 | Nippon Telegr & Teleph Corp <Ntt> | 複合集線方式 |
GB2119331A (en) * | 1982-04-13 | 1983-11-16 | Billy Rix | Car roof deck with optional luggage box |
US4484323A (en) * | 1982-06-14 | 1984-11-20 | At&T Bell Laboratories | Communication arrangements for distributed control systems |
IT1159090B (it) * | 1982-09-01 | 1987-02-25 | Italtel Spa | Rete di commutazione pcm ridondata a ripartizione di traffico |
US4480330A (en) * | 1982-11-22 | 1984-10-30 | Gte Automatic Electric Inc. | Arrangement for digital tone distribution |
US4497054A (en) * | 1983-04-29 | 1985-01-29 | Honeywell Inc. | One-for-N redundancy in a digital switch matrix |
US4543651A (en) * | 1983-09-12 | 1985-09-24 | At&T Bell Laboratories | Duplicated time division switching system |
ATE37126T1 (de) * | 1984-06-12 | 1988-09-15 | Siemens Ag | Raummultiplexkoppelnetz. |
US4674083A (en) * | 1984-11-16 | 1987-06-16 | Solid State Systems, Inc. | Time division multiplexed switching structure for PBX |
DE3666909D1 (en) * | 1985-08-12 | 1989-12-14 | Politechnika Poznanska | Multistage digital switching network |
GB2248998A (en) * | 1990-10-15 | 1992-04-22 | * Gec Plessey Telecommunications Limited | Multiple HDLC processor |
US5442125A (en) * | 1990-11-20 | 1995-08-15 | Casio Computer Co., Ltd. | Signal processing apparatus for repeatedly performing a same processing on respective output channels in time sharing manner |
DE4116939A1 (de) * | 1991-05-24 | 1992-11-26 | Standard Elektrik Lorenz Ag | Koppelfeld zum durchschalten von kanaelen |
DE59108705D1 (de) * | 1991-07-11 | 1997-06-19 | Siemens Ag | Digitales Koppelnetz |
EP0749663B1 (en) * | 1994-03-08 | 1999-12-01 | Excel Switching Corporation | Telecommunications switch with improved redundancy |
DE19509965A1 (de) * | 1995-03-18 | 1996-09-19 | Sel Alcatel Ag | Verfahren zum Steuern eines Zugangsnetzes oder eines physikalischen Zugangsnetzes sowie Zugangsnetze und Vermittlungsstelle dafür |
US6072796A (en) * | 1995-06-14 | 2000-06-06 | Avid Technology, Inc. | Apparatus and method for accessing memory in a TDM network |
SE508487C2 (sv) * | 1996-03-04 | 1998-10-12 | Ericsson Telefon Ab L M | Metod och anordning för skyddsomkoppling i ett telekommunikationssystem |
US6125111A (en) * | 1996-09-27 | 2000-09-26 | Nortel Networks Corporation | Architecture for a modular communications switching system |
FI103857B (fi) * | 1996-10-10 | 1999-09-30 | Nokia Telecommunications Oy | Tietoliikennekeskus ja tietoliikennesignaalien välittäminen |
US6882621B1 (en) | 1998-04-17 | 2005-04-19 | Siemens Aktiengesellschaft | Method for equivalently connecting subassemblies in 1:N redundancy |
US7450095B2 (en) * | 2005-03-24 | 2008-11-11 | Ownway Tech Corporation | Single-cluster lamp drive device |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2102371B2 (de) * | 1971-01-19 | 1972-07-13 | Siemens AG, 1000 Berlin u. 8000 München | Schaltungsanordnung zur ueberwachung von pcm-koppeleinrichtungen |
BE789402A (fr) * | 1971-10-01 | 1973-01-15 | Western Electric Co | Systeme de commutation a repartition temporelle |
FR2180171A5 (it) * | 1972-04-11 | 1973-11-23 | Materiel Telephonique | |
GB1441452A (en) * | 1973-04-19 | 1976-06-30 | Plessey Co Ltd | Digital switching networks |
GB1504897A (en) * | 1974-08-09 | 1978-03-22 | Ericsson L M Pty Ltd | Method for through connection check in digital data systems |
US3956593B2 (en) * | 1974-10-15 | 1993-05-25 | Time space time(tst)switch with combined and distributed state store and control store | |
AU1515376A (en) * | 1975-06-23 | 1978-01-05 | Ericsson L M Pty Ltd | Digital data switch with spare switch group structure |
US4146749A (en) * | 1977-09-16 | 1979-03-27 | Wescom Switching, Inc. | Telecommunications network having multi-function spare network block |
US4160127A (en) * | 1978-06-27 | 1979-07-03 | Bell Telephone Laboratories, Incorporated | Time-slot interchange with protection switching |
-
1979
- 1979-01-09 CA CA319,367A patent/CA1130900A/en not_active Expired
- 1979-01-09 US US06/002,208 patent/US4254498A/en not_active Expired - Lifetime
- 1979-01-15 GB GB7901369A patent/GB2014018B/en not_active Expired
- 1979-01-23 SE SE7900617A patent/SE434326B/sv not_active IP Right Cessation
- 1979-01-29 DE DE2903650A patent/DE2903650C2/de not_active Expired
- 1979-01-31 NL NLAANVRAGE7900799,A patent/NL189589C/xx not_active IP Right Cessation
- 1979-01-31 FR FR7902505A patent/FR2416599B1/fr not_active Expired
- 1979-01-31 IT IT67209/79A patent/IT1165619B/it active
Also Published As
Publication number | Publication date |
---|---|
DE2903650A1 (de) | 1979-08-02 |
CA1130900A (en) | 1982-08-31 |
NL189589B (nl) | 1992-12-16 |
GB2014018A (en) | 1979-08-15 |
SE434326B (sv) | 1984-07-16 |
DE2903650C2 (de) | 1982-11-11 |
FR2416599B1 (fr) | 1985-09-20 |
IT1165619B (it) | 1987-04-22 |
FR2416599A1 (fr) | 1979-08-31 |
NL189589C (nl) | 1993-05-17 |
NL7900799A (nl) | 1979-08-03 |
SE7900617L (sv) | 1979-08-02 |
GB2014018B (en) | 1982-10-20 |
US4254498A (en) | 1981-03-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19970131 |