IT8168352A0 - Sistema a controllo distribuito per l accesso multiplo casuale alla linea di trasmissione di una rete locale per voce e dati - Google Patents
Sistema a controllo distribuito per l accesso multiplo casuale alla linea di trasmissione di una rete locale per voce e datiInfo
- Publication number
- IT8168352A0 IT8168352A0 IT8168352A IT6835281A IT8168352A0 IT 8168352 A0 IT8168352 A0 IT 8168352A0 IT 8168352 A IT8168352 A IT 8168352A IT 6835281 A IT6835281 A IT 6835281A IT 8168352 A0 IT8168352 A0 IT 8168352A0
- Authority
- IT
- Italy
- Prior art keywords
- voice
- data
- control system
- random access
- transmission line
- Prior art date
Links
- 230000005540 biological transmission Effects 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L12/407—Bus networks with decentralised control
- H04L12/413—Bus networks with decentralised control with random access, e.g. carrier-sense multiple-access with collision detection [CSMA-CD]
-
- 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
- H04M11/068—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors using time division multiplex techniques
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Small-Scale Networks (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Time-Division Multiplex Systems (AREA)
Priority Applications (11)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT68352/81A IT1144965B (it) | 1981-10-20 | 1981-10-20 | Sistema a controllo distribuito per l accesso multiplo casuale alla linea di trasmissione di una rete locale per voce e dati |
AU88329/82A AU544764B2 (en) | 1981-10-20 | 1982-09-13 | Distributed control of data system |
US06/425,858 US4542499A (en) | 1981-10-20 | 1982-09-28 | Distributed control system for multiple random access to the transmission line of a local network for speech and data |
ES516237A ES516237A0 (es) | 1981-10-20 | 1982-10-05 | Procedimiento y aparato para el acceso aleatorio multiple a una linea de transmision en una red local para voz y datos. |
BR8205863A BR8205863A (pt) | 1981-10-20 | 1982-10-06 | Processo e aparelho para acesso aleatorio multiplo a uma linha de transmissao em rede local para transmissao de fala e dados |
JP57176490A JPS58129899A (ja) | 1981-10-20 | 1982-10-08 | 通話およびデ−タに対する局部回路網の伝送ラインに対する多重ランダムアクセスのための分配制御システム |
CA000413143A CA1196116A (en) | 1981-10-20 | 1982-10-08 | Distributed control system for multiple random access to the transmission line of a local network for speech and data |
DK450182A DK165150C (da) | 1981-10-20 | 1982-10-12 | Fremgangsmaade og apparat til formidling af multipel, vilkaarlig adgang til en transmissionslinie i et lokalt netvaerk til tale og data |
DE198282109637T DE77563T1 (de) | 1981-10-20 | 1982-10-19 | Verfahren und geraet fuer wahlfreien vielfachzugriff auf eine uebertragungsleitung in einem lokalen netz fuer sprache und daten. |
EP82109637A EP0077563B1 (en) | 1981-10-20 | 1982-10-19 | Process and apparatus for multiple random access to a transmission line in a local network for speech and data |
DE8282109637T DE3262062D1 (en) | 1981-10-20 | 1982-10-19 | Process and apparatus for multiple random access to a transmission line in a local network for speech and data |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT68352/81A IT1144965B (it) | 1981-10-20 | 1981-10-20 | Sistema a controllo distribuito per l accesso multiplo casuale alla linea di trasmissione di una rete locale per voce e dati |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8168352A0 true IT8168352A0 (it) | 1981-10-20 |
IT1144965B IT1144965B (it) | 1986-10-29 |
Family
ID=11309093
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT68352/81A IT1144965B (it) | 1981-10-20 | 1981-10-20 | Sistema a controllo distribuito per l accesso multiplo casuale alla linea di trasmissione di una rete locale per voce e dati |
Country Status (10)
Country | Link |
---|---|
US (1) | US4542499A (it) |
EP (1) | EP0077563B1 (it) |
JP (1) | JPS58129899A (it) |
AU (1) | AU544764B2 (it) |
BR (1) | BR8205863A (it) |
CA (1) | CA1196116A (it) |
DE (2) | DE77563T1 (it) |
DK (1) | DK165150C (it) |
ES (1) | ES516237A0 (it) |
IT (1) | IT1144965B (it) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1157035B (it) * | 1982-06-09 | 1987-02-11 | Cselt Centro Studi Lab Telecom | Sistema di raccolta e commutazione a banda variabile per voci e dati |
GB2139852B (en) * | 1983-05-13 | 1986-05-29 | Standard Telephones Cables Ltd | Data network |
CA1251838A (en) * | 1984-04-04 | 1989-03-28 | Yukitsuna Furuya | Packet transmission system |
IT1179081B (it) * | 1984-08-28 | 1987-09-16 | Cselt Centro Studi Lab Telecom | Sistema di comunicazione integrato a larga banda in ambito locale |
US4652874A (en) * | 1984-12-24 | 1987-03-24 | Motorola, Inc. | Serial communication interface for a local network controller |
EP0254878B1 (en) * | 1986-06-27 | 1993-05-12 | Fujitsu Limited | Packet data communication system with ring type transmission line |
US4750171A (en) * | 1986-07-11 | 1988-06-07 | Tadiran Electronics Industries Ltd. | Data switching system and method |
US4905232A (en) * | 1987-08-13 | 1990-02-27 | Digital Equipment Corporation | Peripheral repeater box |
US5123091A (en) * | 1987-08-13 | 1992-06-16 | Digital Equipment Corporation | Data processing system and method for packetizing data from peripherals |
US5187709A (en) * | 1990-05-08 | 1993-02-16 | Caterpillar Inc. | Fault tolerant serial communications network |
AU6287890A (en) * | 1990-05-08 | 1991-11-27 | Caterpillar Inc. | Fault tolerant serial communications network |
US6757293B1 (en) | 1998-12-02 | 2004-06-29 | Lucent Technologies Inc. | Methods and apparatus for providing short RACH frames for fast latency |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3846587A (en) * | 1972-02-22 | 1974-11-05 | Licentia Gmbh | Data transmission system for a multiple branch network |
US3859465A (en) * | 1972-02-23 | 1975-01-07 | Licentia Gmbh | Data transmission system with multiple access for the connected users |
FR2328349A1 (fr) * | 1973-03-01 | 1977-05-13 | Ibm France | Systeme de commutation en multiplex a division dans le temps |
US3851104A (en) * | 1973-04-11 | 1974-11-26 | Mitre Corp | Digital communications system |
US3959594A (en) * | 1974-07-01 | 1976-05-25 | Gte Automatic Electric Laboratories Incorporated | Arrangement and method for the localized self-control of randomly allotted time slots to audio ports |
JPS5167005A (en) * | 1974-12-07 | 1976-06-10 | Fujitsu Ltd | Kaisenkokan oyobi paketsutokokankongokanjotsushinhoshiki |
US4154983A (en) * | 1978-03-13 | 1979-05-15 | Bell Telephone Laboratories, Incorporated | Loop carrier system for telecommunication and data services |
US4375097A (en) * | 1978-06-02 | 1983-02-22 | Texas Instruments Incorporated | Transparent intelligent network for data and voice |
JPS55132198A (en) * | 1979-04-02 | 1980-10-14 | Japan Radio Co Ltd | Information transmission system of decentralized control type electronic switching network |
US4234952A (en) * | 1979-06-07 | 1980-11-18 | Ford Motor Company | Conflict resolution by retransmission delay on shared communication medium |
US4402073A (en) * | 1980-03-11 | 1983-08-30 | Vanderhoff Communications Ltd. | Speech and data communication network |
US4432088A (en) * | 1981-04-30 | 1984-02-14 | The United States Of America As Represented By The United States Department Of Energy | Carrier sense data highway system |
-
1981
- 1981-10-20 IT IT68352/81A patent/IT1144965B/it active
-
1982
- 1982-09-13 AU AU88329/82A patent/AU544764B2/en not_active Ceased
- 1982-09-28 US US06/425,858 patent/US4542499A/en not_active Expired - Fee Related
- 1982-10-05 ES ES516237A patent/ES516237A0/es active Granted
- 1982-10-06 BR BR8205863A patent/BR8205863A/pt not_active IP Right Cessation
- 1982-10-08 CA CA000413143A patent/CA1196116A/en not_active Expired
- 1982-10-08 JP JP57176490A patent/JPS58129899A/ja active Pending
- 1982-10-12 DK DK450182A patent/DK165150C/da not_active IP Right Cessation
- 1982-10-19 DE DE198282109637T patent/DE77563T1/de active Pending
- 1982-10-19 DE DE8282109637T patent/DE3262062D1/de not_active Expired
- 1982-10-19 EP EP82109637A patent/EP0077563B1/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE77563T1 (de) | 1983-09-01 |
US4542499A (en) | 1985-09-17 |
AU8832982A (en) | 1983-04-28 |
DK450182A (da) | 1983-04-21 |
CA1196116A (en) | 1985-10-29 |
IT1144965B (it) | 1986-10-29 |
EP0077563B1 (en) | 1985-01-23 |
DE3262062D1 (en) | 1985-03-07 |
DK165150C (da) | 1993-02-22 |
ES8307068A1 (es) | 1983-06-16 |
AU544764B2 (en) | 1985-06-13 |
DK165150B (da) | 1992-10-12 |
BR8205863A (pt) | 1983-09-06 |
ES516237A0 (es) | 1983-06-16 |
EP0077563A1 (en) | 1983-04-27 |
JPS58129899A (ja) | 1983-08-03 |
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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: 19930924 |