IT1092822B - Accoppiamento per prolungare i canali telefonici e per inserire i segnali fonici,che presentano punti di accoppiamento elettronici,ai quali sono associati complessi di tenutaimpianto telefonico a comando elettronico con matrici di 0 - Google Patents

Accoppiamento per prolungare i canali telefonici e per inserire i segnali fonici,che presentano punti di accoppiamento elettronici,ai quali sono associati complessi di tenutaimpianto telefonico a comando elettronico con matrici di 0

Info

Publication number
IT1092822B
IT1092822B IT20570/78A IT2057078A IT1092822B IT 1092822 B IT1092822 B IT 1092822B IT 20570/78 A IT20570/78 A IT 20570/78A IT 2057078 A IT2057078 A IT 2057078A IT 1092822 B IT1092822 B IT 1092822B
Authority
IT
Italy
Prior art keywords
telephone
coupling
dies
insert
extend
Prior art date
Application number
IT20570/78A
Other languages
English (en)
Italian (it)
Other versions
IT7820570A0 (it
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of IT7820570A0 publication Critical patent/IT7820570A0/it
Application granted granted Critical
Publication of IT1092822B publication Critical patent/IT1092822B/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
    • H04Q3/54—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised
    • H04Q3/545—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised using a stored programme
    • H04Q3/54541—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised using a stored programme using multi-processor systems
    • H04Q3/5455—Multi-processor, parallelism, distributed systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
  • Exchange Systems With Centralized Control (AREA)
IT20570/78A 1977-03-01 1978-02-24 Accoppiamento per prolungare i canali telefonici e per inserire i segnali fonici,che presentano punti di accoppiamento elettronici,ai quali sono associati complessi di tenutaimpianto telefonico a comando elettronico con matrici di 0 IT1092822B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/773,311 US4105873A (en) 1977-03-01 1977-03-01 Electronic telephone switching system comprising a speech path switching matrix and tone-connecting switching matrix and employing electronic crosspoint switches

Publications (2)

Publication Number Publication Date
IT7820570A0 IT7820570A0 (it) 1978-02-24
IT1092822B true IT1092822B (it) 1985-07-12

Family

ID=25097838

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20570/78A IT1092822B (it) 1977-03-01 1978-02-24 Accoppiamento per prolungare i canali telefonici e per inserire i segnali fonici,che presentano punti di accoppiamento elettronici,ai quali sono associati complessi di tenutaimpianto telefonico a comando elettronico con matrici di 0

Country Status (10)

Country Link
US (1) US4105873A (enExample)
JP (1) JPS53117917A (enExample)
CA (1) CA1106949A (enExample)
CH (1) CH626212A5 (enExample)
DE (1) DE2743623C3 (enExample)
FR (1) FR2382816B1 (enExample)
GB (1) GB1594391A (enExample)
IT (1) IT1092822B (enExample)
NL (1) NL7802198A (enExample)
SE (1) SE7802275L (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1244541A (en) * 1985-11-07 1988-11-08 Gerald Molnar Communication system having separate unidirectional information signalling
US4719413A (en) * 1986-10-30 1988-01-12 Rca Corporation RF crosspoint tester

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3806658A (en) * 1972-10-30 1974-04-23 Bell Telephone Labor Inc Common controlled equalization system

Also Published As

Publication number Publication date
DE2743623C3 (de) 1980-08-14
CA1106949A (en) 1981-08-11
CH626212A5 (enExample) 1981-10-30
FR2382816A1 (fr) 1978-09-29
GB1594391A (en) 1981-07-30
US4105873A (en) 1978-08-08
FR2382816B1 (fr) 1986-11-07
DE2743623B2 (de) 1979-12-06
JPS53117917A (en) 1978-10-14
SE7802275L (sv) 1978-09-02
DE2743623A1 (de) 1978-09-07
IT7820570A0 (it) 1978-02-24
NL7802198A (nl) 1978-09-05

Similar Documents

Publication Publication Date Title
AU516521B2 (en) Telephone set
AU513789B2 (en) Transmitting alarm information over telephone lines
JPS52148772A (en) Hydraulic coupling
AU3135877A (en) Electronic telephone system
ZA791219B (en) Processing conference call transmission signals in a pcm t.d.m.transmission system
GB2008508B (en) Hydraulic systems
JPS52142157A (en) Hydraulic coupling
AU516291B2 (en) Traizoles and imidazoles
IT7820572A0 (it) Impianto telefonico a comando elettronico con matrici di accoppiamento per prolungare i canali telefonici e per inserire i segnali fonici, che presentano punti di accoppiamento elettronici.
IT1092822B (it) Accoppiamento per prolungare i canali telefonici e per inserire i segnali fonici,che presentano punti di accoppiamento elettronici,ai quali sono associati complessi di tenutaimpianto telefonico a comando elettronico con matrici di 0
DE3066078D1 (en) Telephone systems
JPS57151771A (en) Interphone with sound key
JPS5294005A (en) Key telephone system
JPS5330802A (en) Key telephone system
SU654330A1 (ru) Штамп дл выт жки
SU628348A1 (ru) Пневмогидравлический преобразователь давлени
AU509100B2 (en) Telephone
AU525240B2 (en) Telephone security system
IT8119378A0 (it) Perfezionamento ai dispositivi per la trasmissione di segnali attraverso una linea telefonica.
JPS5340203A (en) Charging pulse transmission system
AU504147B2 (en) Optically-coupled telephone lines
JPS5485607A (en) Special number telephone set connecting system
JPS52121686A (en) Alminium*resin laminate and its production
JPS52132613A (en) Cordless switchboard control
JPS5342604A (en) Key telephone system