CA1000393A - Time division multiplexed digital switching apparatus - Google Patents

Time division multiplexed digital switching apparatus

Info

Publication number
CA1000393A
CA1000393A CA185,555A CA185555A CA1000393A CA 1000393 A CA1000393 A CA 1000393A CA 185555 A CA185555 A CA 185555A CA 1000393 A CA1000393 A CA 1000393A
Authority
CA
Canada
Prior art keywords
time division
division multiplexed
switching apparatus
digital switching
multiplexed digital
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
CA185,555A
Other languages
English (en)
Other versions
CA185555S (en
Inventor
John C. Platts
Trevor R. Geisler
Keith Harwood
Christopher G. Sheahan
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.)
Ericsson Australia Pty Ltd
Original Assignee
LM Ericsson Pty Ltd
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
Priority claimed from AU62412/73A external-priority patent/AU482165B2/en
Application filed by LM Ericsson Pty Ltd filed Critical LM Ericsson Pty Ltd
Application granted granted Critical
Publication of CA1000393A publication Critical patent/CA1000393A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/12—Arrangements providing for calling or supervisory signals
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/47—Error detection, forward error correction or error protection, not provided for in groups H03M13/01 - H03M13/37
    • H03M13/51—Constant weight codes; n-out-of-m codes; Berger codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/30—Signalling arrangements; Manipulation of signalling currents
    • H04Q1/39—Signalling arrangements; Manipulation of signalling currents using coded pulse groups
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/30—Signalling arrangements; Manipulation of signalling currents
    • H04Q1/44—Signalling arrangements; Manipulation of signalling currents using alternate current
    • H04Q1/444—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies
    • H04Q1/45—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using multi-frequency signalling
    • H04Q1/457—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using multi-frequency signalling with conversion of multifrequency signals into digital signals
    • H04Q1/4575—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using multi-frequency signalling with conversion of multifrequency signals into digital signals which are transmitted in digital form
    • 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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
    • H04Q3/54—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised
    • H04Q3/545—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised using a stored programme
    • H04Q3/54575—Software application
    • H04Q3/54591—Supervision, e.g. fault localisation, traffic measurements, avoiding errors, failure recovery, monitoring, statistical analysis
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/10—Plc systems
    • G05B2219/15—Plc structure of the system
    • G05B2219/15055—FIFO

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Probability & Statistics with Applications (AREA)
  • Automation & Control Theory (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Programmable Controllers (AREA)
CA185,555A 1972-11-13 1973-11-13 Time division multiplexed digital switching apparatus Expired CA1000393A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AUPB119872 1972-11-13
AU62410/73A AU482164B2 (en) 1972-11-13 1973-11-12 TIME DIVISION MULTIPLEXED Specification DIGITAL SWITCHING APPARATUS V
AU62412/73A AU482165B2 (en) 1972-11-13 1973-11-12 Code detector

Publications (1)

Publication Number Publication Date
CA1000393A true CA1000393A (en) 1976-11-23

Family

ID=27155403

Family Applications (3)

Application Number Title Priority Date Filing Date
CA185,555A Expired CA1000393A (en) 1972-11-13 1973-11-13 Time division multiplexed digital switching apparatus
CA185,557A Expired CA997071A (en) 1972-11-13 1973-11-13 Digital control processor
CA185,556A Expired CA1041671A (en) 1972-11-13 1973-11-13 Serial digital bit stream code detector

Family Applications After (2)

Application Number Title Priority Date Filing Date
CA185,557A Expired CA997071A (en) 1972-11-13 1973-11-13 Digital control processor
CA185,556A Expired CA1041671A (en) 1972-11-13 1973-11-13 Serial digital bit stream code detector

Country Status (9)

Country Link
US (3) US3965457A (ja)
JP (2) JPS4996607A (ja)
AU (1) AU482164B2 (ja)
BE (3) BE807270A (ja)
CA (3) CA1000393A (ja)
DE (3) DE2356652A1 (ja)
FR (3) FR2206641A1 (ja)
GB (3) GB1446610A (ja)
NL (3) NL7315536A (ja)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU500278B2 (en) * 1974-12-09 1979-05-17 International Standard Electric Corporation Subscriber multiplex systems
GB1588218A (en) * 1976-09-17 1981-04-15 Post Office Digital switching of electronic signals
FR2367399A1 (fr) * 1976-10-05 1978-05-05 Materiel Telephonique Central telephonique a commutation temporelle comportant un dispositif d'emission de signaux de service
GB2010048B (en) * 1977-12-09 1982-05-06 Hitachi Ltd Supervisory and control system in time division switching system
US4268722A (en) * 1978-02-13 1981-05-19 Motorola, Inc. Radiotelephone communications system
JPS6010644B2 (ja) * 1978-09-13 1985-03-19 日産自動車株式会社 シ−ケンス表示制御方法
US4302775A (en) * 1978-12-15 1981-11-24 Compression Labs, Inc. Digital video compression system and methods utilizing scene adaptive coding with rate buffer feedback
US4394774A (en) * 1978-12-15 1983-07-19 Compression Labs, Inc. Digital video compression system and methods utilizing scene adaptive coding with rate buffer feedback
US4301534A (en) * 1979-04-09 1981-11-17 Digital Switch Corporation Framing circuit for time multiplexed data
NL7905968A (nl) * 1979-08-03 1981-02-05 Philips Nv Werkwijze voor het detecteren van een digitaal code- woord en codedetector voor het uitvoeren van de werkwijze.
FR2530107A1 (fr) * 1982-07-09 1984-01-13 Thomson Csf Mat Tel Procede de reconnaissance d'informations de grande longueur finie incluses dans un signal incident pouvant etre perturbe et dispositif de mise en oeuvre
US4667321A (en) * 1983-11-14 1987-05-19 Tandem Computers Incorporated Input-output multiplexer-demultiplexer communications channel
US4568916A (en) * 1983-11-14 1986-02-04 Bahgat Osama A E H Variable word length encoder
US4551831A (en) * 1984-01-31 1985-11-05 Usdata Corporation Time division multiplexed system for non real time digital switching
GB2178577B (en) * 1985-07-27 1989-01-11 Plessey Co Plc A signal converter
US4967195A (en) * 1986-05-08 1990-10-30 Shipley Robert T Hospital signaling and communications system
GB8715597D0 (en) * 1987-07-02 1987-08-12 Indep Broadcasting Authority Digital synchronisation
EP0442548B1 (fr) * 1990-01-30 1995-08-02 Laboratoires D'electronique Philips S.A.S. Dispositifs de codage et de décodage à longueur variable de signaux numériques
JPH0479421A (ja) * 1990-07-18 1992-03-12 Toshiba Corp 可変長符号化装置および可変長復号化装置
US5566600A (en) * 1994-10-11 1996-10-22 Formax, Inc. Conveyor/classifier system for versatile hi-speed food loaf slicing machine
JP3274293B2 (ja) * 1994-10-13 2002-04-15 富士通株式会社 信号処理装置
JP3717635B2 (ja) * 1997-07-11 2005-11-16 富士通株式会社 加入線制御装置
DE10011934A1 (de) * 2000-03-11 2001-09-13 Tenovis Gmbh & Co Kg Elektrisches Gerät
US6904784B2 (en) * 2001-02-27 2005-06-14 Teledyne Isco, Inc. Liquid chromatographic method and system
US6918037B2 (en) * 2001-09-27 2005-07-12 Intel Corporation Method and apparatus for command perception by data value sequencing, allowing a bounded total amount of spurious data
US6901354B2 (en) * 2001-09-27 2005-05-31 Intel Corporation Method and apparatus for command perception by data value sequencing, allowing finite amount of unrelated interim data
JP6139995B2 (ja) * 2013-06-19 2017-05-31 キヤノン株式会社 画像通信装置及びその制御方法、プログラム

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL228704A (ja) * 1958-06-13
US3073907A (en) * 1960-03-08 1963-01-15 Bell Telephone Labor Inc Telephone line scanning circuit
US3111560A (en) * 1960-08-04 1963-11-19 Gen Dynamics Corp Line circuit
US3245006A (en) * 1963-06-27 1966-04-05 Data Control Systems Inc Phase detector-modulator
NL157481B (nl) * 1968-07-05 1978-07-17 Philips Nv Inrichting voor een telecommunicatiecentrale voor het tot stand brengen van verbindingen tussen n inkomende tijdmultiplexlijnen en n uitgaande tijdmultiplexlijnen.
FR1596576A (ja) * 1968-09-13 1970-07-31
US3651484A (en) * 1969-08-12 1972-03-21 Bailey Meter Co Multiple process control system
FR2079703A6 (ja) * 1970-02-10 1971-11-12 Cit Alcatel
US3649763A (en) * 1970-05-27 1972-03-14 Bell Telephone Labor Inc Time division switching system
US3678205A (en) * 1971-01-04 1972-07-18 Gerald Cohen Modular switching network
BE789402A (fr) * 1971-10-01 1973-01-15 Western Electric Co Systeme de commutation a repartition temporelle
BE793241A (fr) * 1971-12-27 1973-04-16 Western Electric Co Reseau de commutation pour systeme multiplex a repartition temporelle
US3753243A (en) * 1972-04-20 1973-08-14 Digital Equipment Corp Programmable machine controller
US3781485A (en) * 1972-08-09 1973-12-25 Gte Automatic Electric Lab Inc Trunk selection scanning circuit
US3790821A (en) * 1972-08-21 1974-02-05 Dresser Ind Circuit for suppression of spurious pulses resulting from relay operation
US3818143A (en) * 1973-01-02 1974-06-18 Gte Automatic Electric Lab Inc Self-stabilizing multiplexing arrangement
US3873781A (en) * 1973-02-16 1975-03-25 Electronic Arrays Prevention of unauthorized use of telephone
US3851109A (en) * 1973-05-03 1974-11-26 R Downs Telephone control system
US3860761A (en) * 1973-06-14 1975-01-14 Bell Telephone Labor Inc Digital progressively controlled switching system

Also Published As

Publication number Publication date
BE807269A (fr) 1974-03-01
CA1041671A (en) 1978-10-31
GB1446608A (en) 1976-08-18
NL7315532A (ja) 1974-05-15
AU482164B2 (en) 1975-05-15
CA997071A (en) 1976-09-14
NL7315536A (ja) 1974-05-15
BE807271A (fr) 1974-03-01
DE2356652A1 (de) 1974-05-16
US4060797A (en) 1977-11-29
DE2356626A1 (de) 1974-05-22
JPS4996606A (ja) 1974-09-12
JPS4996607A (ja) 1974-09-12
GB1446609A (en) 1976-08-18
GB1446610A (en) 1976-08-18
FR2206641A1 (ja) 1974-06-07
AU6241073A (en) 1975-05-15
NL7315531A (ja) 1974-05-15
FR2206629B1 (ja) 1978-06-02
BE807270A (fr) 1974-03-01
FR2207611A5 (ja) 1974-06-14
US3997727A (en) 1976-12-14
US3965457A (en) 1976-06-22
DE2356680A1 (de) 1974-05-22
FR2206629A1 (ja) 1974-06-07

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