CH586496A5 - - Google Patents

Info

Publication number
CH586496A5
CH586496A5 CH1397974A CH1397974A CH586496A5 CH 586496 A5 CH586496 A5 CH 586496A5 CH 1397974 A CH1397974 A CH 1397974A CH 1397974 A CH1397974 A CH 1397974A CH 586496 A5 CH586496 A5 CH 586496A5
Authority
CH
Switzerland
Application number
CH1397974A
Original Assignee
Int Standard Electric Corp
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 Int Standard Electric Corp filed Critical Int Standard Electric Corp
Publication of CH586496A5 publication Critical patent/CH586496A5/xx

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 programme control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/56—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities
    • H04M3/568—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities audio processing specific to telephonic conferencing, e.g. spatial distribution, mixing of participants
    • H04M3/569—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities audio processing specific to telephonic conferencing, e.g. spatial distribution, mixing of participants using the instant speaker's algorithm
CH1397974A 1973-10-18 1974-10-18 CH586496A5 (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US407686A US3883697A (en) 1973-10-18 1973-10-18 Digital conference circuit

Publications (1)

Publication Number Publication Date
CH586496A5 true CH586496A5 (xx) 1977-03-31

Family

ID=23613113

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1397974A CH586496A5 (xx) 1973-10-18 1974-10-18

Country Status (6)

Country Link
US (1) US3883697A (xx)
BE (1) BE821219A (xx)
CH (1) CH586496A5 (xx)
DE (1) DE2448712A1 (xx)
FR (1) FR2248656B1 (xx)
GB (1) GB1442238A (xx)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4031328A (en) * 1975-09-18 1977-06-21 Gte Automatic Electric Laboratories Incorporated Conferencing arrangement for use in a PCM system
US4007338A (en) * 1975-09-18 1977-02-08 Gte Automatic Electric Laboratories Incorporated Switching and transmission technique using a method and arrangement of channel allocation for providing conferencing
US4022991A (en) * 1975-09-18 1977-05-10 Gte Automatic Electric Laboratories Incorporated Conferencing arrangement for use in a PCM system
US4313033A (en) * 1978-05-31 1982-01-26 Hughes Aircraft Company Apparatus and method for digital combination of delta modulated data
US4229814A (en) * 1978-07-21 1980-10-21 E-Systems, Inc. Multiplex conference bridge
US4225956A (en) * 1978-08-28 1980-09-30 E-Systems, Inc. Multiplex conference bridge
US4271502A (en) * 1979-06-19 1981-06-02 Magnavox Government And Industrial Electronics Co. Digital voice conferencer
US4388717A (en) * 1981-01-14 1983-06-14 International Telephone And Telegraph Corporation Conference circuit for PCM system
DE3148886C1 (de) * 1981-12-10 1983-08-11 Standard Elektrik Lorenz Ag, 7000 Stuttgart Verfahren und Schaltungsanordnung zum Herstellen einer Konferenzverbindung
US4482997A (en) * 1982-05-27 1984-11-13 At&T Bell Laboratories Arrangement for reducing clipping in a digital conference arrangement
US5572677A (en) * 1994-08-04 1996-11-05 Canon Information Systems, Inc. Method and apparatus for conversing over a network
US5483588A (en) * 1994-12-23 1996-01-09 Latitute Communications Voice processing interface for a teleconference system
US6011909A (en) * 1997-01-06 2000-01-04 Motorola, Inc. Alerting user engaged in a first communications session on a first network to a request to establish a second communications session on a second network

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3551600A (en) * 1968-02-23 1970-12-29 Stromberg Carlson Corp High capacity,high side-tone suppression,4-wire conference circuit
GB1234419A (xx) * 1968-08-27 1971-06-03
US3692947A (en) * 1970-12-21 1972-09-19 Bell Telephone Labor Inc Time division switching system conference circuit
US3735359A (en) * 1971-07-30 1973-05-22 Us Army Digital conference bridge
US3796833A (en) * 1972-07-31 1974-03-12 Bell Telephone Labor Inc Time division communication system
US3787630A (en) * 1972-07-31 1974-01-22 Bell Telephone Labor Inc Time division communication system

Also Published As

Publication number Publication date
DE2448712A1 (de) 1975-04-24
FR2248656A1 (xx) 1975-05-16
GB1442238A (en) 1976-07-14
AU7392774A (en) 1976-04-08
US3883697A (en) 1975-05-13
BE821219A (fr) 1975-04-18
FR2248656B1 (xx) 1979-02-16

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Legal Events

Date Code Title Description
PL Patent ceased