ES384717A2 - Central telefonica automatica. - Google Patents

Central telefonica automatica.

Info

Publication number: ES384717A2
Authority: ES; Spain
Prior art keywords: time division; division multiplex; tdm; multiplex switches; highways
Prior art date: 1969-10-21
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

ES384717A

Other languages

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.)

1969-10-21

Filing date

1970-10-20

Publication date

1973-03-16

1970-10-20 Application filed by Alcatel Espana SA filed Critical Alcatel Espana SA

1973-03-16 Publication of ES384717A2 publication Critical patent/ES384717A2/es

Status 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)
Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
Time-Division Multiplex Systems (AREA)

ES384717A 1969-10-21 1970-10-20 Central telefonica automatica. Expired ES384717A2 (es)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB51628/69A GB1241905A (en)	1969-10-21	1969-10-21	Improvements in or relating to telecommunication systems

Publications (1)

Publication Number	Publication Date
ES384717A2 true ES384717A2 (es)	1973-03-16

Family

ID=10460775

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ES384717A Expired ES384717A2 (es)	1969-10-21	1970-10-20	Central telefonica automatica.

Country Status (6)

Country	Link
US (1)	US3673336A (es)
CA (1)	CA937663A (es)
CH (1)	CH539994A (es)
ES (1)	ES384717A2 (es)
FR (1)	FR2068763B1 (es)
GB (1)	GB1241905A (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4393491A (en) *	1980-11-05	1983-07-12	Anaconda-Ericsson	Automatic self-test system for a digital multiplexed telecommunication system
NL8300290A (nl) *	1983-01-27	1984-08-16	Philips Nv	Schakelstelsel met tijdsverdeling.
JP2520585B2 (ja) *	1983-06-06	1996-07-31	日通工株式会社	時分割通話路における時間スイツチ
US7528755B2 (en)	2007-09-06	2009-05-05	Infineon Technologies Ag	Sigma-delta modulator for operating sensors

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3165588A (en) *	1960-11-25	1965-01-12	Holzer Johann	Tune division multiplex digital communication system employing delta modulation

1969
- 1969-10-21 GB GB51628/69A patent/GB1241905A/en not_active Expired
1970
- 1970-10-07 CA CA095047A patent/CA937663A/en not_active Expired
- 1970-10-12 US US79728A patent/US3673336A/en not_active Expired - Lifetime
- 1970-10-20 CH CH1543770A patent/CH539994A/de not_active IP Right Cessation
- 1970-10-20 ES ES384717A patent/ES384717A2/es not_active Expired
- 1970-10-21 FR FR707037986A patent/FR2068763B1/fr not_active Expired

Also Published As

Publication number	Publication date
GB1241905A (en)	1971-08-04
CH539994A (de)	1973-07-31
CA937663A (en)	1973-11-27
FR2068763A1 (es)	1971-09-03
FR2068763B1 (es)	1973-01-12
US3673336A (en)	1972-06-27

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