ES458229A1 - Una mejora en la comprobacion del funcionamiento de una cen-tral mic (modulacion por impulsos codificados). - Google Patents

Una mejora en la comprobacion del funcionamiento de una cen-tral mic (modulacion por impulsos codificados).

Info

Publication number
ES458229A1
ES458229A1 ES458229A ES458229A ES458229A1 ES 458229 A1 ES458229 A1 ES 458229A1 ES 458229 A ES458229 A ES 458229A ES 458229 A ES458229 A ES 458229A ES 458229 A1 ES458229 A1 ES 458229A1
Authority
ES
Spain
Prior art keywords
checking
exchange
mic
line signaling
channels
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
ES458229A
Other languages
English (en)
Spanish (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.)
Nokia Spain SA
Original Assignee
Alcatel Espana SA
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 Alcatel Espana SA filed Critical Alcatel Espana SA
Publication of ES458229A1 publication Critical patent/ES458229A1/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
ES458229A 1976-04-28 1977-04-27 Una mejora en la comprobacion del funcionamiento de una cen-tral mic (modulacion por impulsos codificados). Expired ES458229A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7612618A FR2350026A1 (fr) 1976-04-28 1976-04-28 Perfectionnements au controle du fonctionnement d'un central mic

Publications (1)

Publication Number Publication Date
ES458229A1 true ES458229A1 (es) 1978-02-16

Family

ID=9172413

Family Applications (1)

Application Number Title Priority Date Filing Date
ES458229A Expired ES458229A1 (es) 1976-04-28 1977-04-27 Una mejora en la comprobacion del funcionamiento de una cen-tral mic (modulacion por impulsos codificados).

Country Status (7)

Country Link
BE (1) BE854035A (OSRAM)
DE (1) DE2717874A1 (OSRAM)
ES (1) ES458229A1 (OSRAM)
FR (1) FR2350026A1 (OSRAM)
GB (1) GB1515835A (OSRAM)
IT (1) IT1078416B (OSRAM)
NL (1) NL7704477A (OSRAM)

Also Published As

Publication number Publication date
IT1078416B (it) 1985-05-08
DE2717874A1 (de) 1977-11-17
FR2350026B1 (OSRAM) 1982-04-02
NL7704477A (nl) 1977-11-01
GB1515835A (en) 1978-06-28
FR2350026A1 (fr) 1977-11-25
BE854035A (nl) 1977-10-28

Similar Documents

Publication Publication Date Title
BE847235A (fr) Systeme de liaison telephonique en conference,
ZA743183B (en) Means for transmitting signals in telecommunication cables
GB1548768A (en) Coupling networks for time-division telecommunication systems
ES375153A1 (es) Sistema de comunicaciones de datos.
ES378489A1 (es) Sistema de conmutacion de tiempo compartido para transmitirsenales multiples.
NL7808869A (nl) Tijdmultiplex-communicatiestelsel.
SE392789B (sv) Tidsmultiplextelekommunikationsanleggning for dataoverforing via kopplade forbindelser
ES458229A1 (es) Una mejora en la comprobacion del funcionamiento de una cen-tral mic (modulacion por impulsos codificados).
SE396872B (sv) Kopplingsanordning for overforing av markeringspulser i en med tidsmultiplex arbatande , centralt styrd telekommunikationsanleggning
SE386798B (sv) Forfarande for att forbinda forbindelseledningar, som overfor deltamodulationssignaler, med pcm - forbindelseledningar over en pcm-formedlingsstation
JPS5429504A (en) Simultaneous service system for audio and date communication
IT7826871A0 (it) Impianto di commutazione digitale multiplex a divisione di tempo, specie impianto di commutazione telefonica pcm, con campi di accoppiamento previsti in doppio.
ES378137A1 (es) Metodo para la conmutacion de senales en telecomunicacion.
ES457636A1 (es) Un dispositivo para transferir la senalizacion de linea en una central mic (modulacion por impulsos codificados).
SE409534B (sv) Apparatholje for en sendare- mottagare inom telekommunikationstekniken, serskilt radiolenktekniken
NL165905C (nl) Pcm-tijdmultiplextelecommunicatiestelsel.
CA991765A (en) Pulse-correcting system for a telephone signaling system
DK300976A (da) Anleg til simultan transmission af flere impulstog
ES462574A1 (es) Unidad de senalizacion para central telefonica.
CA1034270A (en) Coder-decoder arrangement for time division multiplex (t.d.m.) telephone systems
ES470734A1 (es) Un sistema de transferencia de senal para centros de conmu- tacion por division de tiempos
SE387035B (sv) Pcm-tidsmulitplexformedlingsforfarande
AT323816B (de) Schaltungsanordnung zum verbindungsaufbau in einem über pcm-zeitmultiplexleitungen verbundene zeitmultiplexvermittlungsstellen umfassenden pcm-fernmeldenetz
JPS51123509A (en) Timing system for data transmission networks
SE381393B (sv) Forfarande for att sammankoppla pcm-signaler overforande tidsmultiplexledningar i en tidsmultiplextelestation