ES352508A1 - Sistema conmutador de telecomunicacion. - Google Patents

Sistema conmutador de telecomunicacion.

Info

Publication number
ES352508A1
ES352508A1 ES352508A ES352508A ES352508A1 ES 352508 A1 ES352508 A1 ES 352508A1 ES 352508 A ES352508 A ES 352508A ES 352508 A ES352508 A ES 352508A ES 352508 A1 ES352508 A1 ES 352508A1
Authority
ES
Spain
Prior art keywords
line
calling
operator
relay
register
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
ES352508A
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 ES352508A1 publication Critical patent/ES352508A1/es
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y15/00—Nanotechnology for interacting, sensing or actuating, e.g. quantum dots as markers in protein assays or molecular motors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0004—Selecting arrangements using crossbar selectors in the switching stages

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Nanotechnology (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Telephonic Communication Services (AREA)
ES352508A 1967-04-07 1968-04-06 Sistema conmutador de telecomunicacion. Expired ES352508A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE696728 1967-04-07

Publications (1)

Publication Number Publication Date
ES352508A1 true ES352508A1 (es) 1969-07-01

Family

ID=3850582

Family Applications (1)

Application Number Title Priority Date Filing Date
ES352508A Expired ES352508A1 (es) 1967-04-07 1968-04-06 Sistema conmutador de telecomunicacion.

Country Status (5)

Country Link
BE (1) BE696728A (it)
DE (1) DE1762092A1 (it)
ES (1) ES352508A1 (it)
GB (1) GB1216233A (it)
NL (1) NL6804961A (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2124453A (en) * 1982-07-30 1984-02-15 Shamshad Mohammed Khan Telephone monitoring device

Also Published As

Publication number Publication date
DE1762092A1 (de) 1970-03-19
NL6804961A (it) 1968-10-08
BE696728A (it) 1967-10-09
GB1216233A (en) 1970-12-16

Similar Documents

Publication Publication Date Title
GB550235A (en) Improvements in telephone systems
ES352508A1 (es) Sistema conmutador de telecomunicacion.
GB636920A (en) Improvements in or relating to automatic telephone systems
US2520130A (en) Night switching for private automatic branch exchanges
US1568039A (en) Telephone-exchange system
US3493686A (en) Telephone switching system serving long customer loops and short customer loops
US2097165A (en) Telephone system
US2310634A (en) Communication system
US2718556A (en) Device for connection of tandem operators in automatic telephone exchanges
GB617932A (en) Improvements in telephone switching systems
US2790853A (en) Signalling system for a manual cordless type switchboard
US1529419A (en) Telephone system
US2338997A (en) Communication system
US2691069A (en) Telephone intercept circuit
GB1042983A (en) Telephone system with abbreviated dialling facilities
US2091132A (en) Telephone system
US3534176A (en) Station restriction circuit for private branch exchange
US2854522A (en) Maximum security automatic telephone system
GB1369669A (en) Line circuits for communication systems
US2667539A (en) Automatic telephone connector circuit
US2416711A (en) Toll trunk selection
US3577155A (en) Allotter circuit for sequential indication of incoming telephone calls
US2389290A (en) Telephone system
GB554136A (en) Improvements in or relating to telephone systems
US2864890A (en) Auto-selecting cross-bar telephone system