ES524385A0 - Un circuito para la transmision analogica de voz y la senalizacion de comunicacion - Google Patents

Un circuito para la transmision analogica de voz y la senalizacion de comunicacion

Info

Publication number: ES524385A0
Authority: ES; Spain
Prior art keywords: circuit; voice transmission; communication signaling; analogue voice; analogue
Prior art date: 1982-07-22
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.): Granted

Application number

ES524385A

Other languages

English (en)

Spanish (es)

Other versions

ES8500689A1 (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.)

1982-07-22

Filing date

1983-07-22

Publication date

1984-08-01

1983-07-22 Application filed by Alcatel Espana SA filed Critical Alcatel Espana SA

1984-08-01 Publication of ES8500689A1 publication Critical patent/ES8500689A1/es

1984-08-01 Publication of ES524385A0 publication Critical patent/ES524385A0/es

Status Granted legal-status Critical Current

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
- H04B1/54—Circuits using the same frequency for two directions of communication
- H04B1/58—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa
- H04B1/587—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa using opto-couplers
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B14/00—Transmission systems not characterised by the medium used for transmission
- H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
- H04B14/026—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using pulse time characteristics modulation, e.g. width, position, interval
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M7/00—Arrangements for interconnection between switching centres
- H04M7/0096—Trunk circuits
- 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
- H04Q1/50—Conversion between different kinds of signals

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Devices For Supply Of Signal Current (AREA)
Amplifiers (AREA)
Interface Circuits In Exchanges (AREA)
Small-Scale Networks (AREA)

ES524385A 1982-07-22 1983-07-22 Un circuito para la transmision analogica de voz y la senalizacion de comunicacion Granted ES524385A0 (es)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
AT283982A AT384337B (de)	1982-07-22	1982-07-22	Schnittstellenschaltung mit zweidraht-vierdraht- umsetzung fuer fernsprechvermittlungsanlagen

Publications (2)

Publication Number	Publication Date
ES8500689A1 ES8500689A1 (es)	1984-08-01
ES524385A0 true ES524385A0 (es)	1984-08-01

Family

ID=3541110

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ES524385A Granted ES524385A0 (es)	1982-07-22	1983-07-22	Un circuito para la transmision analogica de voz y la senalizacion de comunicacion

Country Status (9)

Country	Link
AT (1)	AT384337B (fr)
AU (1)	AU1692883A (fr)
BE (1)	BE897350A (fr)
CH (1)	CH662023A5 (fr)
DE (1)	DE3326037A1 (fr)
ES (1)	ES524385A0 (fr)
FI (1)	FI79431C (fr)
GB (1)	GB2126049B (fr)
MX (1)	MX154966A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3841814C2 (de) *	1988-12-12	1995-05-24	Ferenc J Horvath	Verbindungsschaltung
ES2048683B1 (es) *	1992-11-19	1997-07-01	Univ Cordoba	Sistema de optoacoplamiento de señales digitales electricas para proteccion y aislamiento de aparatos electronicos de sobretensiones estacionarias y transitorias.

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2305080A1 (fr) *	1975-03-20	1976-10-15	Jeumont Schneider	Termineur electronique
US4150260A (en) *	1975-06-18	1979-04-17	Hitachi, Ltd.	Subscriber's circuit for four-wire-system local switch
CH599731A5 (fr) *	1976-03-02	1978-05-31	Ibm
US4142075A (en) *	1977-10-11	1979-02-27	Burr-Brown Research Corporation	Interface circuit and method for telephone extension lines
NL7802423A (nl) *	1978-03-06	1979-09-10	Philips Nv	Voedingsinrichting voor een lijnstroomloop.
CH641299A5 (de) *	1978-11-13	1984-02-15	Landis & Gyr Ag	Impulsdauer-pausendauer-modulator fuer messzwecke.

1982
- 1982-07-22 AT AT283982A patent/AT384337B/de not_active IP Right Cessation
1983
- 1983-07-14 MX MX19804083A patent/MX154966A/es unknown
- 1983-07-18 AU AU16928/83A patent/AU1692883A/en not_active Abandoned
- 1983-07-20 FI FI832645A patent/FI79431C/fi not_active IP Right Cessation
- 1983-07-20 DE DE19833326037 patent/DE3326037A1/de active Granted
- 1983-07-21 CH CH399583A patent/CH662023A5/de not_active IP Right Cessation
- 1983-07-22 ES ES524385A patent/ES524385A0/es active Granted
- 1983-07-22 GB GB08319839A patent/GB2126049B/en not_active Expired
- 1983-07-22 BE BE2/60166A patent/BE897350A/fr not_active IP Right Cessation

Also Published As

Publication number	Publication date
FI832645A0 (fi)	1983-07-20
DE3326037A1 (de)	1984-01-26
AT384337B (de)	1987-10-27
FI79431C (fi)	1989-12-11
DE3326037C2 (fr)	1990-09-06
MX154966A (es)	1988-01-14
ES8500689A1 (es)	1984-08-01
AU1692883A (en)	1984-01-26
ATA283982A (de)	1987-03-15
FI832645A (fi)	1984-01-23
GB2126049B (en)	1985-10-02
FI79431B (fi)	1989-08-31
GB2126049A (en)	1984-03-14
CH662023A5 (de)	1987-08-31
BE897350A (fr)	1984-01-23
GB8319839D0 (en)	1983-08-24

Publication	Publication Date	Title
BR8301938A (pt)	1983-12-20	Junta de transmissao homocinetica
GB8317008D0 (en)	1983-07-27	Automatic transmission
JPS56149854A (en)	1981-11-19	Digital transmission system
GB2073930B (en)	1983-11-09	Light transmission systems
ZA836138B (en)	1984-04-25	Digital transmission systems
GB8316831D0 (en)	1983-07-27	Transmission units
AR223287A1 (es)	1981-07-31	Protector de linea para un circuito de comunicaciones
DK332183D0 (da)	1983-07-19	Digitalt transmissionssystem
ES280855Y (es)	1985-10-01	Dispositivo de transmision
ES536919A0 (es)	1985-11-16	Un circuito de linea para telecomunicacion
GB2073830B (en)	1984-02-08	Lubrication systems
ES524385A0 (es)	1984-08-01	Un circuito para la transmision analogica de voz y la senalizacion de comunicacion
JPS57116460A (en)	1982-07-20	Digital communication transmission system
DK43183D0 (da)	1983-02-03	Asynkront transmissionssystem
GB8306293D0 (en)	1983-04-13	Cordless transmission systems
GB2086193B (en)	1984-05-16	Digital transmission system
DE3360364D1 (en)	1985-08-14	Line transmission systems
GB2086168B (en)	1985-03-27	Optical transmission systems
GB2089175B (en)	1984-05-16	Digital transmission systems
GB8331684D0 (en)	1984-01-04	Transmission systems
GB2117608B (en)	1986-07-30	Speech signal transmission system
JPS56118207A (en)	1981-09-17	Aerial transmission line
JPS57196821A (en)	1982-12-02	Aerial transmission line
ES275144Y (es)	1985-03-01	Contenedor para equipos de transmision telefonica
AR230911A1 (es)	1984-07-31	Disposicion de circuito para pequenas sub-centrales con transmision de ambos sentidos de senales digitales binarias entre un equipo central y aparatos telefonicos

Legal Events

Date	Code	Title	Description
1996-07-01	MM4A	Patent lapsed	Effective date: 19960506