ES8206127A1 - Perfeccionamientos en matrices elementales de conmutacion mic para centrales telefonicas - Google Patents

Perfeccionamientos en matrices elementales de conmutacion mic para centrales telefonicas

Info

Publication number
ES8206127A1
ES8206127A1 ES501714A ES501714A ES8206127A1 ES 8206127 A1 ES8206127 A1 ES 8206127A1 ES 501714 A ES501714 A ES 501714A ES 501714 A ES501714 A ES 501714A ES 8206127 A1 ES8206127 A1 ES 8206127A1
Authority
ES
Spain
Prior art keywords
switching element
signals
series
parallel
pcm switching
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
ES501714A
Other languages
English (en)
Other versions
ES501714A0 (es
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.)
Telecom Italia SpA
Original Assignee
CSELT Centro Studi e Laboratori Telecomunicazioni SpA
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 e Laboratori Telecomunicazioni SpA filed Critical CSELT Centro Studi e Laboratori Telecomunicazioni SpA
Publication of ES501714A0 publication Critical patent/ES501714A0/es
Publication of ES8206127A1 publication Critical patent/ES8206127A1/es
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
    • H04Q11/08—Time only switching

Landscapes

  • Computer Networks & Wireless Communication (AREA)
  • Engineering & Computer Science (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Dc-Dc Converters (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Electronic Switches (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Keying Circuit Devices (AREA)
  • Analogue/Digital Conversion (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Circuits Of Receivers In General (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Details Of Television Scanning (AREA)
  • Amplitude Modulation (AREA)

Abstract

MATRIZ ELEMENTAL DE CONMUTACION MIC PARA CENTRALES TELEFONICAS. ESTA FORMADA POR UNA BASE DE TIEMPOS (BT) QUE RECIBE SEÑALES DE RELOJ (1) Y DE ALINEACION (2) Y GENERA UNA SERIE DE TEMPORIZACIONES Y DE SEÑALES DE MANDO, POR UNOS CONVERTIDORES SERIE-PARALELO DE ENTRADA (SP) Y PARALELO-SERIE DE SALIDA (PS), POR UNAS MEMORIAS PARA LAS SEÑALES QUE SE OBTIENEN DEL MUESTREO Y DE LA CODIFICACION DE LA VOZ (MS) Y PARA LOS MANDOS (MC) Y POR UN CIRCUITO LOGICO DE CONTROL (LC).
ES501714A 1980-05-13 1981-04-28 Perfeccionamientos en matrices elementales de conmutacion mic para centrales telefonicas Expired ES8206127A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT67745/80A IT1128291B (it) 1980-05-13 1980-05-13 Matrice elementare di commutazione pcm

Publications (2)

Publication Number Publication Date
ES501714A0 ES501714A0 (es) 1982-06-16
ES8206127A1 true ES8206127A1 (es) 1982-06-16

Family

ID=11304959

Family Applications (1)

Application Number Title Priority Date Filing Date
ES501714A Expired ES8206127A1 (es) 1980-05-13 1981-04-28 Perfeccionamientos en matrices elementales de conmutacion mic para centrales telefonicas

Country Status (11)

Country Link
US (1) US4386425A (es)
EP (1) EP0039948B1 (es)
JP (1) JPS577693A (es)
AT (1) ATE9196T1 (es)
AU (1) AU531157B2 (es)
BR (1) BR8102825A (es)
CA (1) CA1159541A (es)
DE (1) DE3165744D1 (es)
DK (1) DK155480C (es)
ES (1) ES8206127A1 (es)
IT (1) IT1128291B (es)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1143268B (it) * 1981-01-15 1986-10-22 Cselt Centro Studi Lab Telecom Struttura modulare di rete di commutazione pcm a controllo e diagnostica distribuite
DE3109808C2 (de) * 1981-03-13 1983-09-29 Siemens AG, 1000 Berlin und 8000 München Zeitmultiplexkoppelfeldeinheit zur Raumvermittlung
DE3109767C2 (de) * 1981-03-13 1983-05-11 Siemens AG, 1000 Berlin und 8000 München Zeitmultiplexkoppelfeldeinheit zur Zeit-Raum-Vermittlung
CA1173944A (en) * 1981-11-05 1984-09-04 Ernst A. Munter Switching network for use in a time division multiplex system
US4450557A (en) * 1981-11-09 1984-05-22 Northern Telecom Limited Switching network for use in a time division multiplex system
EP0085226A3 (en) * 1981-12-22 1983-08-24 Northern Telecom Limited Switching network for use in a time division multiplex system
US4470139A (en) * 1981-12-28 1984-09-04 Northern Telecom Limited Switching network for use in a time division multiplex system
IT1155660B (it) * 1982-03-24 1987-01-28 Cselt Centro Studi Lab Telecom Perfezionamenti alle matrici elementari di commutazione pcm
FR2524754A1 (fr) * 1982-04-02 1983-10-07 Thomson Csf Mat Tel Central telephonique numerique modulaire generalise
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
NL8600612A (nl) * 1986-03-10 1987-10-01 At & T & Philips Telecomm Schakelstelsel van het t-type voor breedband schakelstelsel en tijdschakeltrap voor toepassing in een t-trap.
IT1277206B1 (it) 1995-10-20 1997-11-05 Italtel Spa Sistema di commutazione di segnali pcm impiegante una matrice con controllo automatico delle connessioni
US6108308A (en) * 1996-09-17 2000-08-22 International Business Machines Corporation System and method for dynamic video routing
US8369435B2 (en) * 2009-06-17 2013-02-05 Intersil Americas Inc. Frame structure for a QAM system

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1234419A (es) * 1968-08-27 1971-06-03
NL183331C (nl) * 1973-03-19 1988-09-16 Ericsson Telefon Ab L M Tijdmultiplexschakelinrichting voor het schakelen van digitale gegevens in een telefoon- of gegevensstelsel.
GB1456235A (en) * 1973-05-29 1976-11-24 Gen Electric Co Ltd Digital telecommunications switching systems
US3906786A (en) * 1974-04-15 1975-09-23 Weatherhead Co Overload protector for torquemeter
SE427609B (sv) * 1976-02-17 1983-04-18 Thomson Csf Symmetrisk tidsmultiplexmatris och veljarnet innehallande en dylik matris
FR2367399A1 (fr) * 1976-10-05 1978-05-05 Materiel Telephonique Central telephonique a commutation temporelle comportant un dispositif d'emission de signaux de service
FR2370393A1 (fr) * 1976-11-09 1978-06-02 Thomson Csf Dispositif concentrateur-deconcentrateur et satellite comprenant un tel dispositif
US4127742A (en) * 1977-09-01 1978-11-28 International Telephone And Telegraph Corporation Time division telecommunication system
US4201890A (en) * 1978-03-17 1980-05-06 International Telephone And Telegraph Multiport digital switching element
US4190744A (en) * 1978-06-05 1980-02-26 Siemens Aktiengesellschaft Circuit arrangement and process for producing conference connections between three conference parties in a PCM time multiplex switching system

Also Published As

Publication number Publication date
IT1128291B (it) 1986-05-28
IT8067745A0 (it) 1980-05-13
ATE9196T1 (de) 1984-09-15
EP0039948A1 (en) 1981-11-18
DK155480B (da) 1989-04-10
AU7047181A (en) 1981-11-19
DE3165744D1 (en) 1984-10-04
DK208681A (da) 1981-11-14
JPS577693A (en) 1982-01-14
DK155480C (da) 1989-09-18
EP0039948B1 (en) 1984-08-29
BR8102825A (pt) 1982-02-02
CA1159541A (en) 1983-12-27
JPH0342040B2 (es) 1991-06-25
ES501714A0 (es) 1982-06-16
AU531157B2 (en) 1983-08-11
US4386425A (en) 1983-05-31

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