IT7967819A0 - Sistema per lo scambio di messaggi tra microelaboratori collegati da un mezzo trasmissivo sincrono - Google Patents

Sistema per lo scambio di messaggi tra microelaboratori collegati da un mezzo trasmissivo sincrono

Info

Publication number
IT7967819A0
IT7967819A0 IT7967819A IT6781979A IT7967819A0 IT 7967819 A0 IT7967819 A0 IT 7967819A0 IT 7967819 A IT7967819 A IT 7967819A IT 6781979 A IT6781979 A IT 6781979A IT 7967819 A0 IT7967819 A0 IT 7967819A0
Authority
IT
Italy
Prior art keywords
messages
exchange
transmission media
synchronous transmission
microprocessors connected
Prior art date
Application number
IT7967819A
Other languages
English (en)
Other versions
IT1118570B (it
Inventor
Marco Gandini
Ernesto Voale
Original Assignee
Cselt Centro Studi Lab Telecom
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Cselt Centro Studi Lab Telecom filed Critical Cselt Centro Studi Lab Telecom
Priority to IT67819/79A priority Critical patent/IT1118570B/it
Publication of IT7967819A0 publication Critical patent/IT7967819A0/it
Priority to JP4478080A priority patent/JPS55140938A/ja
Priority to CA000349784A priority patent/CA1147865A/en
Priority to DE8080102064T priority patent/DE3066348D1/de
Priority to EP80102064A priority patent/EP0017988B1/en
Priority to US06/141,484 priority patent/US4345325A/en
Application granted granted Critical
Publication of IT1118570B publication Critical patent/IT1118570B/it

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F15/00—Digital computers in general; Data processing equipment in general
    • G06F15/16—Combinations of two or more digital computers each having at least an arithmetic unit, a program unit and a register, e.g. for a simultaneous processing of several programs
    • G06F15/163—Interprocessor communication
    • G06F15/167—Interprocessor communication using a common memory, e.g. mailbox
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/05—Electric or magnetic storage of signals before transmitting or retransmitting for changing the transmission rate
    • 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)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Software Systems (AREA)
  • Signal Processing (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Multi Processors (AREA)
  • Communication Control (AREA)
  • Computer And Data Communications (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
IT67819/79A 1979-04-19 1979-04-19 Sistema per lo scambio di messaggi tra microilaboratori collegati da un mezzo trasmissivo sincrono IT1118570B (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT67819/79A IT1118570B (it) 1979-04-19 1979-04-19 Sistema per lo scambio di messaggi tra microilaboratori collegati da un mezzo trasmissivo sincrono
JP4478080A JPS55140938A (en) 1979-04-19 1980-04-07 Message exchange system between microprocessors connected with synchronous transmission means
CA000349784A CA1147865A (en) 1979-04-19 1980-04-14 Message interchange system among microprocessors connected by a synchronous transmitting means
DE8080102064T DE3066348D1 (en) 1979-04-19 1980-04-17 Multiplex interface circuit connecting a processor to a synchronous transmission means
EP80102064A EP0017988B1 (en) 1979-04-19 1980-04-17 Multiplex interface circuit connecting a processor to a synchronous transmission means
US06/141,484 US4345325A (en) 1979-04-19 1980-04-18 Message-interchange circuitry for microprocessors linked by synchronous communication network

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT67819/79A IT1118570B (it) 1979-04-19 1979-04-19 Sistema per lo scambio di messaggi tra microilaboratori collegati da un mezzo trasmissivo sincrono

Publications (2)

Publication Number Publication Date
IT7967819A0 true IT7967819A0 (it) 1979-04-19
IT1118570B IT1118570B (it) 1986-03-03

Family

ID=11305521

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67819/79A IT1118570B (it) 1979-04-19 1979-04-19 Sistema per lo scambio di messaggi tra microilaboratori collegati da un mezzo trasmissivo sincrono

Country Status (6)

Country Link
US (1) US4345325A (it)
EP (1) EP0017988B1 (it)
JP (1) JPS55140938A (it)
CA (1) CA1147865A (it)
DE (1) DE3066348D1 (it)
IT (1) IT1118570B (it)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3035804A1 (de) * 1980-09-23 1982-05-19 Robert Bosch Gmbh, 7000 Stuttgart Datenuebertragungssystem zwischen wenigstens zwei mikroprozessorsystemen
EP0091488B1 (en) * 1981-10-21 1987-03-18 Elxsi Bus system
IT1156368B (it) 1982-06-22 1987-02-04 Cselt Centro Studi Lab Telecom Rete di commutazione pcm modulare e autoinstradante per autocommutatori telefonici a comando distribuito
IT1156369B (it) * 1982-06-22 1987-02-04 Cselt Centro Studi Lab Telecom Rete di commutazione pcm modulare e autoinstradante con comando di in stradamento su canale virtuale per autocommutatori telefonici a comando distribuito
US4528658A (en) * 1982-09-13 1985-07-09 Italtel-Societa Italiana Telecomunicazioni S.P.A. Telecommunication system with a multiplicity of modular units interchanging digital messages
US4530088A (en) * 1983-02-15 1985-07-16 Sperry Corporation Group coding system for serial data transmission
US4698746A (en) * 1983-05-25 1987-10-06 Ramtek Corporation Multiprocessor communication method and apparatus
GB8322992D0 (en) * 1983-08-26 1983-09-28 Gen Electric Co Plc Line transmission systems
NL8303060A (nl) * 1983-09-02 1985-04-01 Philips Nv Telefooncentrale voorzien van perifere besturingsdomeinen.
US4613860A (en) * 1983-12-14 1986-09-23 Sperry Corporation Coder-decoder for purged binary block codes
US5051991A (en) * 1984-10-17 1991-09-24 Ericsson Ge Mobile Communications Inc. Method and apparatus for efficient digital time delay compensation in compressed bandwidth signal processing
US4833672A (en) * 1986-03-10 1989-05-23 Amp Incorporated Multiplex system
CA1260641A (en) * 1986-10-22 1989-09-26 Jan Heynen (ds) transmitter
US4935925A (en) * 1987-03-11 1990-06-19 Aristacom International, Inc. Adaptive digital network interface
US4949333A (en) * 1987-04-02 1990-08-14 Advanced Micro Devices, Inc. Enhanced universal asynchronous receiver-transmitter
US4833466A (en) * 1987-04-15 1989-05-23 Hughes Aircraft Company Pulse code modulation decommutator interfacing system
ES2072862T3 (es) * 1987-06-24 1995-08-01 Westinghouse Electric Corp Intercambio de informacion en un sistema multiprocesador.
US5179665A (en) * 1987-06-24 1993-01-12 Westinghouse Electric Corp. Microprocessor information exchange with updating of messages by asynchronous processors using assigned and/or available buffers in dual port memory
EP0534030B1 (en) * 1991-09-26 1996-07-10 International Business Machines Corporation A frame transfer device for a fixed format frame transmission network

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3848233A (en) * 1971-11-01 1974-11-12 Bunker Ramo Method and apparatus for interfacing with a central processing unit
JPS4995548A (it) * 1973-01-12 1974-09-10
GB1490872A (en) * 1974-08-15 1977-11-02 Marconi Co Ltd Processor equipments
IT1055645B (it) * 1975-10-24 1982-01-11 Elsag Multielaboratore elettronico associativo per elabobazioni multiple contemporanee di dati in tempo reale
IT1071840B (it) * 1976-11-12 1985-04-10 Olivetti & Co Spa Sistema multiprocessore per la commutazione automatica di linee telegrafiche e metodo di trasferimento dei caratteri di informazione
US4077060A (en) * 1976-12-27 1978-02-28 International Business Machines Corporation Asymmetrical multiprocessor system
DE2713304A1 (de) * 1977-03-25 1978-09-28 Siemens Ag Mehrrechnersystem
DE2749226C3 (de) * 1977-11-03 1980-11-27 Siemens Ag, 1000 Berlin Und 8000 Muenchen Datenaustauschsteuerung für zwei Mikrocomputer

Also Published As

Publication number Publication date
EP0017988B1 (en) 1984-02-01
DE3066348D1 (en) 1984-03-08
US4345325A (en) 1982-08-17
JPS55140938A (en) 1980-11-04
CA1147865A (en) 1983-06-07
EP0017988A1 (en) 1980-10-29
IT1118570B (it) 1986-03-03

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