IT1011782B - Riconoscitore numerico di criteri di segnalazione - Google Patents

Riconoscitore numerico di criteri di segnalazione

Info

Publication number
IT1011782B
IT1011782B IT68311/74A IT6831174A IT1011782B IT 1011782 B IT1011782 B IT 1011782B IT 68311/74 A IT68311/74 A IT 68311/74A IT 6831174 A IT6831174 A IT 6831174A IT 1011782 B IT1011782 B IT 1011782B
Authority
IT
Italy
Prior art keywords
reporting criteria
numerical recognition
recognition
numerical
reporting
Prior art date
Application number
IT68311/74A
Other languages
English (en)
Inventor
P Calcagno
E Garetti
Original Assignee
Cselt Centro Studi Lab Telecom
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 Cselt Centro Studi Lab Telecom filed Critical Cselt Centro Studi Lab Telecom
Priority to IT68311/74A priority Critical patent/IT1011782B/it
Priority to DE2517525A priority patent/DE2517525C3/de
Priority to SE7504818A priority patent/SE409158B/xx
Priority to US05/572,336 priority patent/US3980833A/en
Application granted granted Critical
Publication of IT1011782B publication Critical patent/IT1011782B/it

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
    • H04Q11/0407—Selecting arrangements for multiplex systems for time-division multiplexing using a stored program control

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Telephonic Communication Services (AREA)
IT68311/74A 1974-04-26 1974-04-26 Riconoscitore numerico di criteri di segnalazione IT1011782B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT68311/74A IT1011782B (it) 1974-04-26 1974-04-26 Riconoscitore numerico di criteri di segnalazione
DE2517525A DE2517525C3 (de) 1974-04-26 1975-04-21 Verfahren und Signalisierungsidentifizierer zum Erkennen von Fernmelde-Signalisierungskriterien
SE7504818A SE409158B (sv) 1974-04-26 1975-04-25 Signaleringsidentifierade vid en elektronisk telestation for identifiering av signaleringskriterier
US05/572,336 US3980833A (en) 1974-04-26 1975-04-28 Call monitor for telecommunication exchange

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT68311/74A IT1011782B (it) 1974-04-26 1974-04-26 Riconoscitore numerico di criteri di segnalazione

Publications (1)

Publication Number Publication Date
IT1011782B true IT1011782B (it) 1977-02-10

Family

ID=11308933

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68311/74A IT1011782B (it) 1974-04-26 1974-04-26 Riconoscitore numerico di criteri di segnalazione

Country Status (4)

Country Link
US (1) US3980833A (it)
DE (1) DE2517525C3 (it)
IT (1) IT1011782B (it)
SE (1) SE409158B (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4097694A (en) * 1975-07-09 1978-06-27 Toa Electric Company, Ltd. Time-division telephone system embodying trunks having demodulating-adder circuits
FR2347841A1 (fr) * 1976-04-07 1977-11-04 Labo Cent Telecommunicat Transfert de la signalisation de ligne dans un central mic
FR2448271A2 (fr) * 1978-04-21 1980-08-29 Materiel Telephonique Reseau de connexion temporel pour centre de commutation local
JPS5511643A (en) * 1978-07-11 1980-01-26 Toshiba Corp Electronic exchange
DE2834938A1 (de) * 1978-08-09 1980-02-21 Siemens Ag Indirekt gesteuerte vermittlungsanlage, insbesondere mit zeitkanalkopplern ausgeruestete fernsprechvermittlungsanlage
DE2834916A1 (de) * 1978-08-09 1980-02-21 Siemens Ag Indirekt gesteuerte vermittlungsanlage, insbesondere mit zeitkanalkopplern ausgeruestete fernsprechvermittlungsanlage
DE2834918A1 (de) * 1978-08-09 1980-02-21 Siemens Ag Indirekt gesteuerte vermittlungsanlage, insbesondere mit zeitkanalkopplern ausgeruestete fernsprechvermittlungsanlage
FR2442563A1 (fr) * 1978-11-22 1980-06-20 Materiel Telephonique Dispositif de controle pour reseau de commutation temporelle
AU572593B2 (en) * 1983-12-22 1988-05-12 Alcatel N.V. Signal recognition system
US5631958A (en) * 1994-10-04 1997-05-20 Coherent Communications Systems Corp. Automatic echo cancellation for an integrated services digital network interface

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL158679B (nl) * 1967-01-23 1978-11-15 Bell Telephone Mfg Telecommunicatiestelsel.
FR2030566A5 (it) * 1969-04-18 1970-11-13 Sits Soc It Telecom Siemens
US3908092A (en) * 1973-12-21 1975-09-23 Bell Telephone Labor Inc Program controlled time division switching systems

Also Published As

Publication number Publication date
SE409158B (sv) 1979-07-30
US3980833A (en) 1976-09-14
SE7504818L (sv) 1975-10-27
DE2517525A1 (de) 1975-10-30
DE2517525B2 (de) 1979-04-05
DE2517525C3 (de) 1979-12-20

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