ES8801071A1 - Un sistema de transferencia de informacion para uso en un sistema telefonico - Google Patents

Un sistema de transferencia de informacion para uso en un sistema telefonico

Info

Publication number
ES8801071A1
ES8801071A1 ES554650A ES554650A ES8801071A1 ES 8801071 A1 ES8801071 A1 ES 8801071A1 ES 554650 A ES554650 A ES 554650A ES 554650 A ES554650 A ES 554650A ES 8801071 A1 ES8801071 A1 ES 8801071A1
Authority
ES
Spain
Prior art keywords
information
digital signal
information transfer
digital
signal bursts
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
ES554650A
Other languages
English (en)
Other versions
ES554650A0 (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.)
Pacific Bell Corp
Original Assignee
Pacific Bell Corp
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 US06/838,571 external-priority patent/US4716562A/en
Application filed by Pacific Bell Corp filed Critical Pacific Bell Corp
Publication of ES554650A0 publication Critical patent/ES554650A0/es
Publication of ES8801071A1 publication Critical patent/ES8801071A1/es
Expired legal-status Critical Current

Links

Landscapes

  • Interface Circuits In Exchanges (AREA)

Abstract

SISTEMA DE TRANSFERENCIA DE INFORMACION PARA USO EN UN SISTEMA TELEFONICO. CONSTA DE: UNA UNIDAD MULTIPLICADORA (18) DISTANTE QUE SOPORTA LAS CONEXIONES DE ENTRADA/SALIDA (IÑO); UN SISTEMA DE CONMUTACION (20) ANALOGICO O NUMERICO; UN CUADRO DE DISTRIBUCION PRINCIPAL (22); UN CUADRO DE LINEAS (24) CONECTADO A (18) MEDIANTE UN PAR RETORCIDO (26); UN CONMUTADOR DE SISTEMA (25); UN SUPERVISOR PRINCIPAL (27); UN SISTEMA DE CONTROL Y GOBIERNO (29); UN PORTICO (46) DE CONVERSACION; UNOS PORTICOS (47, 48) DE VELOCIDAD MEDIANA DE FORMATO Y ASINCRONO; UN PORTICO (49) DE VELOCIDAD BAJA Y UNA INTERFAZ DE CONVERSACION (51).
ES554650A 1986-03-11 1986-05-05 Un sistema de transferencia de informacion para uso en un sistema telefonico Expired ES8801071A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/838,571 US4716562A (en) 1985-03-12 1986-03-11 Telephone system

Publications (2)

Publication Number Publication Date
ES554650A0 ES554650A0 (es) 1987-12-01
ES8801071A1 true ES8801071A1 (es) 1987-12-01

Family

ID=25277456

Family Applications (1)

Application Number Title Priority Date Filing Date
ES554650A Expired ES8801071A1 (es) 1986-03-11 1986-05-05 Un sistema de transferencia de informacion para uso en un sistema telefonico

Country Status (2)

Country Link
ES (1) ES8801071A1 (es)
IL (1) IL78565A (es)

Also Published As

Publication number Publication date
ES554650A0 (es) 1987-12-01
IL78565A (en) 1991-05-12
IL78565A0 (en) 1986-08-31

Similar Documents

Publication Publication Date Title
NZ202968A (en) Simultaneous transmission of speech and data.data transmitted as multifrequency signal sets
EP0176273A3 (en) Information transport system employing telephone lines
IL109668A (en) Secure communication system
MX9306616A (es) Procesamiento de señal de modos multiples.
NO172828C (no) Transmisjonssystem for telefonkommunikasjon eller dataoverfoering, samt telefonsett
ES8201378A1 (es) Sistema de comunicacion digital
DE3070837D1 (en) Digital information transfer system (dits) receiver and method
JPS57160297A (en) Multiple access system for terminal on digital telephone set
PT73850B (en) Circuit and digital telephone line circuits system
ES8400315A1 (es) Perfeccionamientos en un buque de guerra con instalaciones unitarias funcionales.
AU534951B2 (en) Digital data processing system
EP0086482A3 (en) Digital signal communication system
GB2168515B (en) Communication and data processing systems
JPS56131253A (en) Signal circuit capable of connecting subscriber line of communication exchange system
NO154150C (no) Telefonapparat for transmisjon og mottagelse av digitale data, samt digitalt sloeyfedelingskommunikasjonssystem.
ES8801071A1 (es) Un sistema de transferencia de informacion para uso en un sistema telefonico
EP0017715A3 (en) Processing, recording and transmitting system for key-board entered data
JPS51150933A (en) 2-line type semi-double data transmission system
NO163589C (no) Fremgangsmaate for overfoering og mottaking av digitale informasjonssignaler.
JPS52125213A (en) Absence transfer system
JPS56119564A (en) Key telephone system
ES8707048A1 (es) Perfeccionamientos en repetidores en isofrecuencia.
ES2003430A6 (es) Un circuito de puerta electronica de baja velocidad para transmision de datos.
PL233863A1 (en) Ring signal receiving circuitry for receivin signals from devices co-operating with telephone lines in particular devices used in multiple subscribers' telephony
GB8620006D0 (en) Digital data transmission systems

Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19960603