BE696394A - - Google Patents

Info

Publication number
BE696394A
BE696394A BE696394DA BE696394A BE 696394 A BE696394 A BE 696394A BE 696394D A BE696394D A BE 696394DA BE 696394 A BE696394 A BE 696394A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE696394A publication Critical patent/BE696394A/xx

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
BE696394D 1966-04-06 1967-03-31 BE696394A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US54064366A 1966-04-06 1966-04-06

Publications (1)

Publication Number Publication Date
BE696394A true BE696394A (xx) 1967-09-01

Family

ID=24156342

Family Applications (1)

Application Number Title Priority Date Filing Date
BE696394D BE696394A (xx) 1966-04-06 1967-03-31

Country Status (8)

Country Link
US (1) US3462560A (xx)
JP (1) JPS4516524B1 (xx)
BE (1) BE696394A (xx)
DE (1) DE1512829B2 (xx)
ES (1) ES339342A1 (xx)
FR (1) FR1521690A (xx)
GB (1) GB1185514A (xx)
NL (1) NL6704843A (xx)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1762804B2 (de) * 1968-08-29 1972-01-20 Standard Elektrik Lorenz Ag, 7000 Stuttgart Schaltungsanordnung zur regelung der sende und empfangsbezugs daempfung einer teilnehmerstation einer fernsprechanlage
GB1350205A (en) * 1970-07-24 1974-04-18 Post Office Telephone subscribers instrument circuits
US3955053A (en) * 1971-09-30 1976-05-04 Siemens Aktiengesellschaft Integrated circuit arrangement for a telephone subscriber station
SE380699B (sv) * 1974-03-05 1975-11-10 Ericsson Telefon Ab L M Elektronisk talkrets for en centralbatterimatad telefonapparat.
US4081622A (en) * 1976-10-29 1978-03-28 Technex International Ltd. Electronic circuit for a speakerphone
US4071713A (en) * 1976-12-27 1978-01-31 Northern Telecom Limited Telephone speech network
CA1056970A (en) * 1977-01-10 1979-06-19 Northern Telecom Limited Electronic network for telephone set
US5029203A (en) * 1988-11-30 1991-07-02 Rohm Co., Ltd. Side tone preventive circuit for telephone

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2629024A (en) * 1950-12-29 1953-02-17 Bell Telephone Labor Inc Unbalanced-to-ground two-to-fourwire connection
BE535520A (xx) * 1954-02-08

Also Published As

Publication number Publication date
NL6704843A (xx) 1967-10-09
US3462560A (en) 1969-08-19
ES339342A1 (es) 1969-06-16
JPS4516524B1 (xx) 1970-06-08
DE1512829B2 (de) 1970-05-21
DE1512829A1 (de) 1969-06-26
FR1521690A (fr) 1968-04-19
GB1185514A (en) 1970-03-25

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: WESTERN ELECTRIC CY INC.

Effective date: 19870331