ES340855A1 - Circuito vocal para aparatos telefonicos. - Google Patents

Circuito vocal para aparatos telefonicos.

Info

Publication number
ES340855A1
ES340855A1 ES340855A ES340855A ES340855A1 ES 340855 A1 ES340855 A1 ES 340855A1 ES 340855 A ES340855 A ES 340855A ES 340855 A ES340855 A ES 340855A ES 340855 A1 ES340855 A1 ES 340855A1
Authority
ES
Spain
Prior art keywords
current
bridge
receiver
line
speech
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
ES340855A
Other languages
English (en)
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Publication of ES340855A1 publication Critical patent/ES340855A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/58—Anti-side-tone circuits
    • H04M1/585—Anti-side-tone circuits implemented without inductive element

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Telephone Function (AREA)
ES340855A 1966-05-06 1967-05-03 Circuito vocal para aparatos telefonicos. Expired ES340855A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US54827466A 1966-05-06 1966-05-06

Publications (1)

Publication Number Publication Date
ES340855A1 true ES340855A1 (es) 1968-06-16

Family

ID=24188120

Family Applications (1)

Application Number Title Priority Date Filing Date
ES340855A Expired ES340855A1 (es) 1966-05-06 1967-05-03 Circuito vocal para aparatos telefonicos.

Country Status (9)

Country Link
US (1) US3440367A (es)
JP (1) JPS4517444B1 (es)
BE (1) BE696983A (es)
DE (1) DE1512830B2 (es)
ES (1) ES340855A1 (es)
FR (1) FR1518349A (es)
GB (1) GB1189377A (es)
NL (1) NL6705741A (es)
SE (1) SE333752B (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3711660A (en) * 1969-12-04 1973-01-16 Univ Monash Hybrid networks
US3955053A (en) * 1971-09-30 1976-05-04 Siemens Aktiengesellschaft Integrated circuit arrangement for a telephone subscriber station
CH549914A (de) * 1972-03-10 1974-05-31 Zellweger Uster Ag Uebertragungseinrichtung mit einer gabelschaltung.
IT1024529B (it) * 1974-03-21 1978-07-20 Sits Soc It Telecom Siemens Forchetta telefonica simmetrica
US4031331A (en) * 1976-01-15 1977-06-21 Northern Electric Company Limited Telephone speech network
US4071713A (en) * 1976-12-27 1978-01-31 Northern Telecom Limited Telephone speech network
US4081620A (en) * 1977-05-20 1978-03-28 Bell Telephone Laboratories, Incorporated Sidetone control circuit for a telephone set

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE560458A (es) * 1954-02-08

Also Published As

Publication number Publication date
DE1512830B2 (de) 1971-09-02
JPS4517444B1 (es) 1970-06-16
GB1189377A (en) 1970-04-22
US3440367A (en) 1969-04-22
BE696983A (es) 1967-09-18
FR1518349A (fr) 1968-03-22
SE333752B (es) 1971-03-29
NL6705741A (es) 1967-11-07
DE1512830A1 (de) 1969-07-17

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