CA1237186A - Digital timeslot and signaling bus in a digital pbx switch - Google Patents

Digital timeslot and signaling bus in a digital pbx switch

Info

Publication number
CA1237186A
CA1237186A CA000480718A CA480718A CA1237186A CA 1237186 A CA1237186 A CA 1237186A CA 000480718 A CA000480718 A CA 000480718A CA 480718 A CA480718 A CA 480718A CA 1237186 A CA1237186 A CA 1237186A
Authority
CA
Canada
Prior art keywords
module
lines
signals
modules
timeslot
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA000480718A
Other languages
English (en)
French (fr)
Inventor
Samuel F. Wood
John F. Wakerly
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DAVID Systems Inc
Original Assignee
DAVID Systems Inc
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 DAVID Systems Inc filed Critical DAVID Systems Inc
Application granted granted Critical
Publication of CA1237186A publication Critical patent/CA1237186A/en
Expired legal-status Critical Current

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
    • 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]
    • H04L12/4135—Bus networks with decentralised control with random access, e.g. carrier-sense multiple-access with collision detection [CSMA-CD] using bit-wise arbitration
    • 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
    • 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 program control
    • 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
    • H04Q11/08—Time only switching

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Small-Scale Networks (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
CA000480718A 1984-05-07 1985-05-03 Digital timeslot and signaling bus in a digital pbx switch Expired CA1237186A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US60799984A 1984-05-07 1984-05-07
US607,999 1984-05-07

Publications (1)

Publication Number Publication Date
CA1237186A true CA1237186A (en) 1988-05-24

Family

ID=24434615

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000480718A Expired CA1237186A (en) 1984-05-07 1985-05-03 Digital timeslot and signaling bus in a digital pbx switch

Country Status (10)

Country Link
EP (1) EP0182798A4 (es)
JP (1) JPS60240294A (es)
KR (1) KR900001029B1 (es)
AU (3) AU584331B2 (es)
BR (1) BR8506717A (es)
CA (1) CA1237186A (es)
ES (3) ES8700526A1 (es)
IL (1) IL75071A (es)
WO (1) WO1985005241A1 (es)
ZA (1) ZA852744B (es)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8515347D0 (en) * 1985-06-18 1985-07-17 Plessey Co Plc Telecommunications exchanges
EP0226688B1 (en) * 1985-12-23 1990-11-07 International Business Machines Corporation Serial link adapter for a communication controller
US4811332A (en) * 1986-04-25 1989-03-07 Pacific Bell Apparatus and method for TDM data switching
GB2197563A (en) * 1986-11-13 1988-05-18 Plessey Co Plc Data switching arrangement
IT1202598B (it) * 1987-02-27 1989-02-09 Etefin Spa Impianti di controllo e gestione automatizzata di dispositivi,apparecchiature e umita' periferiche per la commutazione ed elaborazione di segnali in genere,in particolare di fonici e/o di dati e/o immagini
FR2615341B1 (fr) * 1987-05-15 1993-12-03 Thomson Csf Systeme de commutation numerique
US4955020A (en) * 1989-06-29 1990-09-04 Infotron Systems Corporation Bus architecture for digital communications
US5510920A (en) * 1991-01-07 1996-04-23 Fuji Xerox Co., Ltd. Local area network
US5523879A (en) * 1991-04-26 1996-06-04 Fuji Xerox Co., Ltd. Optical link amplifier and a wavelength multiplex laser oscillator
CH682969B5 (fr) * 1992-05-14 1994-06-30 Ebauchesfabrik Eta Ag Pièce d'horlogerie apte à recevoir des messages radiodiffuses.
US5410542A (en) * 1993-03-01 1995-04-25 Diaogic Corporation Signal computing bus
DE4402138A1 (de) * 1994-01-26 1995-07-27 Bosch Gmbh Robert Einrichtung zur wahlweisen Verbindung einer Vielzahl von Teilnehmern
US6452946B1 (en) 1999-06-04 2002-09-17 Siemens Information And Communications Network, Inc. Apparatus and method for improving performance in master and slave communications systems
IES20020615A2 (en) * 2002-07-25 2004-01-28 Lake Electronic Tech A private branch exchange, and a method for selectively communicating the central processing unit with respective modules in the private branch exchange

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1194479A (en) * 1968-04-10 1970-06-10 Standard Telephones Cables Ltd Improvements in or relating to Time Division Multiplex Circuits
US4017841A (en) * 1973-11-23 1977-04-12 Honeywell Inc. Bus allocation control apparatus
US4187399A (en) * 1978-06-05 1980-02-05 Bell Telephone Laboratories, Incorporated Call state processor for a time division switching system
US4228536A (en) * 1979-05-29 1980-10-14 Redcom Laboratories, Inc. Time division digital communication system
US4370743A (en) * 1980-07-25 1983-01-25 Bell Telephone Laboratories, Incorporated Time division switching system
US4340960A (en) * 1980-07-25 1982-07-20 Bell Telephone Laboratories, Incorporated Time division switching system
US4339633A (en) * 1980-10-06 1982-07-13 International Standard Electric Corporation Modular telecommunications system
US4390982A (en) * 1981-01-14 1983-06-28 International Telephone And Telegraph Corporation Digital PBX system
US4488290A (en) * 1982-08-04 1984-12-11 M/A-Com Linkabit, Inc. Distributed digital exchange with improved switching system and input processor
US4455646A (en) * 1982-08-26 1984-06-19 Richard L. Scully Pulse code modulated digital automatic exchange
CA1221766A (en) * 1983-10-11 1987-05-12 Michael F. Kemp Interface arrangement for a telephone system or the like

Also Published As

Publication number Publication date
EP0182798A1 (en) 1986-06-04
AU3099389A (en) 1989-06-22
IL75071A0 (en) 1985-09-29
EP0182798A4 (en) 1986-10-02
BR8506717A (pt) 1986-09-23
AU4151385A (en) 1985-11-28
ES555893A0 (es) 1987-09-01
KR900001029B1 (ko) 1990-02-24
ES8700526A1 (es) 1986-10-01
AU584331B2 (en) 1989-05-25
ES8708105A1 (es) 1987-09-01
WO1985005241A1 (en) 1985-11-21
KR850008089A (ko) 1985-12-11
ES555892A0 (es) 1987-09-01
AU3099589A (en) 1989-06-22
JPS60240294A (ja) 1985-11-29
ES542847A0 (es) 1986-10-01
IL75071A (en) 1989-07-31
ZA852744B (en) 1986-03-26
ES8708106A1 (es) 1987-09-01

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Legal Events

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