IT1026634B - Apparato telfonico per comunicazione di dati - Google Patents

Apparato telfonico per comunicazione di dati

Info

Publication number
IT1026634B
IT1026634B IT29977/74A IT2997774A IT1026634B IT 1026634 B IT1026634 B IT 1026634B IT 29977/74 A IT29977/74 A IT 29977/74A IT 2997774 A IT2997774 A IT 2997774A IT 1026634 B IT1026634 B IT 1026634B
Authority
IT
Italy
Prior art keywords
data communication
telephone device
telephone
communication
data
Prior art date
Application number
IT29977/74A
Other languages
English (en)
Original Assignee
Northern Electric Co
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 Northern Electric Co filed Critical Northern Electric Co
Application granted granted Critical
Publication of IT1026634B publication Critical patent/IT1026634B/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/26—Devices for calling a subscriber
    • H04M1/27—Devices whereby a plurality of signals may be stored simultaneously
    • H04M1/272—Devices whereby a plurality of signals may be stored simultaneously with provision for storing only one subscriber number at a time, e.g. by keyboard or dial
    • H04M1/2725—Devices whereby a plurality of signals may be stored simultaneously with provision for storing only one subscriber number at a time, e.g. by keyboard or dial using electronic memories
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors
    • H04M11/066—Telephone sets adapted for data transmision

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
IT29977/74A 1973-12-06 1974-11-28 Apparato telfonico per comunicazione di dati IT1026634B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA187,492A CA994020A (en) 1973-12-06 1973-12-06 Telephone data set

Publications (1)

Publication Number Publication Date
IT1026634B true IT1026634B (it) 1978-10-20

Family

ID=4098590

Family Applications (1)

Application Number Title Priority Date Filing Date
IT29977/74A IT1026634B (it) 1973-12-06 1974-11-28 Apparato telfonico per comunicazione di dati

Country Status (14)

Country Link
JP (1) JPS50114903A (it)
BE (1) BE822951A (it)
BR (1) BR7410043A (it)
CA (1) CA994020A (it)
DE (1) DE2456825A1 (it)
DK (1) DK632974A (it)
ES (1) ES432662A1 (it)
FR (1) FR2254166A1 (it)
GB (1) GB1446679A (it)
IT (1) IT1026634B (it)
NL (1) NL7415585A (it)
NO (1) NO744379L (it)
SE (1) SE7415286L (it)
ZA (1) ZA747281B (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4121052A (en) * 1976-01-26 1978-10-17 Richard Herbert L Telephone data recording system
US4087638A (en) * 1976-10-01 1978-05-02 Telaris Telecommunications Inc. DTMF Communication system
DE3112475A1 (de) * 1981-03-26 1983-02-10 Heinrich-Hertz-Institut für Nachrichtentechnik Berlin GmbH, 1000 Berlin Fernsprechapparat
US4427848B1 (en) * 1981-12-29 1994-03-29 Telephone Lottery Company Inc Telephonic alphanumeric data transmission system
JPS5917665U (ja) * 1983-06-09 1984-02-02 日本電信電話株式会社 蓄積機能付電話機
JPS5917666U (ja) * 1983-06-09 1984-02-02 日本電信電話株式会社 押しボタンダイヤル電話機
JPS6345956A (ja) * 1986-08-12 1988-02-26 Tokyo Electric Co Ltd 通信端末装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4838007A (it) * 1971-09-16 1973-06-05

Also Published As

Publication number Publication date
JPS50114903A (it) 1975-09-09
ES432662A1 (es) 1977-02-16
DE2456825A1 (de) 1975-06-12
FR2254166A1 (it) 1975-07-04
CA994020A (en) 1976-07-27
DK632974A (it) 1975-07-28
ZA747281B (en) 1975-11-26
NO744379L (it) 1975-06-30
GB1446679A (en) 1976-08-18
NL7415585A (nl) 1975-06-10
BR7410043A (pt) 1976-05-25
BE822951A (fr) 1975-04-01
AU7552474A (en) 1976-05-20
SE7415286L (it) 1975-06-09

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