DE3762476D1 - Koppelfeld fuer eine kleine nebenstellenvermittlungsanlage. - Google Patents

Koppelfeld fuer eine kleine nebenstellenvermittlungsanlage.

Info

Publication number
DE3762476D1
DE3762476D1 DE8787111111T DE3762476T DE3762476D1 DE 3762476 D1 DE3762476 D1 DE 3762476D1 DE 8787111111 T DE8787111111 T DE 8787111111T DE 3762476 T DE3762476 T DE 3762476T DE 3762476 D1 DE3762476 D1 DE 3762476D1
Authority
DE
Germany
Prior art keywords
private branch
branch exchange
coupling field
small private
small
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 - Lifetime
Application number
DE8787111111T
Other languages
German (de)
English (en)
Inventor
Darryl C Newell
Karl F Schroeder
Bruce J Wilkie
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of DE3762476D1 publication Critical patent/DE3762476D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
    • H04Q3/52—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Telephonic Communication Services (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Exchange Systems With Centralized Control (AREA)
DE8787111111T 1986-09-22 1987-07-31 Koppelfeld fuer eine kleine nebenstellenvermittlungsanlage. Expired - Lifetime DE3762476D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/910,055 US4803720A (en) 1986-09-22 1986-09-22 Dual plane cross point switch architecture for a micro-PBX

Publications (1)

Publication Number Publication Date
DE3762476D1 true DE3762476D1 (de) 1990-05-31

Family

ID=25428243

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787111111T Expired - Lifetime DE3762476D1 (de) 1986-09-22 1987-07-31 Koppelfeld fuer eine kleine nebenstellenvermittlungsanlage.

Country Status (4)

Country Link
US (1) US4803720A (enExample)
EP (1) EP0261352B1 (enExample)
JP (1) JPS6384294A (enExample)
DE (1) DE3762476D1 (enExample)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4945534A (en) * 1987-09-10 1990-07-31 Compunetics, Inc. Programmable conferencing module for ring arrays and switchable ring array networks
USD311401S (en) 1989-08-25 1990-10-16 Harry Catey Extension attachment for a telephone earpiece
US5182554A (en) * 1990-12-18 1993-01-26 International Business Machines Corporation Third party evavesdropping for bus control
US5347564A (en) * 1991-12-20 1994-09-13 The Chesapeake And Potomac Telephone Company Of Maryland Automated translation input system
US5625775A (en) * 1994-06-13 1997-04-29 International Business Machines Corporation Modem communication interface in a data processing system
US6014431A (en) * 1996-03-29 2000-01-11 Cisco Technology, Inc. Communication server apparatus having four-wire switching interface and method
US5668857A (en) * 1996-03-29 1997-09-16 Netspeed, Inc. Communication server apparatus and method
US5781617A (en) 1996-03-29 1998-07-14 Netspeed, Inc. Communication server apparatus using frequency multiplexing and method
US6151325A (en) * 1997-03-31 2000-11-21 Cisco Technology, Inc. Method and apparatus for high-capacity circuit switching with an ATM second stage switch
WO1999005590A2 (en) * 1997-07-25 1999-02-04 Starvox, Inc. Apparatus and method for integrated voice gateway
EP0898409A3 (en) * 1997-08-19 2004-01-07 Nortel Networks Limited Communication system architecture, exchange and method of operation
US5999565A (en) 1997-10-15 1999-12-07 Cisco Technology, Inc. Data communication using a modifiable number of XDSL modems
US6522668B1 (en) 1998-11-30 2003-02-18 Cisco Technology, Inc. System and method for special signaling with customer premises equipment
US8510596B1 (en) * 2006-02-09 2013-08-13 Virsec Systems, Inc. System and methods for run time detection and correction of memory corruption
JP2016534479A (ja) 2013-09-12 2016-11-04 ヴァーセック・システムズ・インコーポレーテッドＶｉｒｓｅｃ Ｓｙｓｔｅｍｓ，Ｉｎｃ． マルウェアのランタイム中の自動検出
CA2953793C (en) 2014-06-24 2021-10-19 Virsec Systems, Inc. System and methods for automated detection of input and output validation and resource management vulnerability
CA3027728C (en) 2016-06-16 2026-05-05 Virsec Systems, Inc. Systems and methods for remediating memory corruption in a computer application

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3546394A (en) * 1967-12-05 1970-12-08 Itt Electronic switching telephone system using mos devices
US3531773A (en) * 1968-02-26 1970-09-29 Electronic Communications Three stage switching matrix
US3544726A (en) * 1968-02-26 1970-12-01 American Telephone & Telegraph Conference switching system
US3577125A (en) * 1968-10-16 1971-05-04 Itt Monolithic electronic switching network having variable voltage levels
US3588827A (en) * 1968-11-29 1971-06-28 Philips Corp Variable linear matrix
US3828314A (en) * 1971-02-03 1974-08-06 Wescom End mark controlled switching system and matrix
US3792200A (en) * 1971-06-15 1974-02-12 Stromberg Carlson Corp Matrix switching network control link interconnection circuit
DE2216262B2 (de) * 1972-04-05 1975-02-06 Ibm Deutschland Gmbh, 7000 Stuttgart Fernsprech-Koppeleinrichtung
US3792202A (en) * 1972-04-26 1974-02-12 Stromberg Carlson Corp Dial up conference circuit
US3814862A (en) * 1972-11-02 1974-06-04 Gte Automatic Electric Lab Inc Matrix-protecting supervisory arrangement for a communication switching system
GB1411189A (en) * 1972-12-18 1975-10-22 Arizona Chem Molecular sieve catalyzed isomerization of terpenes
US3903373A (en) * 1973-04-17 1975-09-02 Stromberg Carlson Corp Combined operator controlled dial-up conference for PBX
US3865979A (en) * 1973-06-21 1975-02-11 Alfred Hestad Matrix control circuit
US3891801A (en) * 1974-01-21 1975-06-24 Quindar Electronics Four-way four-wire active bridge
US4046966A (en) * 1974-04-15 1977-09-06 Tokyo Shibaura Electric Co., Ltd. Conference trunk circuit for an exchange
NL7408823A (enExample) * 1974-07-01 1974-09-25
US4008376A (en) * 1975-10-17 1977-02-15 Bell Telephone Laboratories, Incorporated Loudspeaking teleconferencing circuit
US4075608A (en) * 1976-01-19 1978-02-21 The United States Of America As Represented By The Secretary Of The Navy Multiple-channel data switch
GB1602474A (en) * 1977-10-06 1981-11-11 Warman B J Device for establishing conference calls via at least one telephone exchange switching system
US4153817A (en) * 1977-11-25 1979-05-08 Stromberg-Carlson Corporation Digital conference circuit
US4424418A (en) * 1981-05-18 1984-01-03 Bell Telephone Laboratories, Incorporated Communication system parkhold conferencing
US4605928A (en) * 1983-10-24 1986-08-12 International Business Machines Corporation Fault-tolerant array of cross-point switching matrices

Also Published As

Publication number Publication date
EP0261352B1 (en) 1990-04-25
JPH0445038B2 (enExample) 1992-07-23
JPS6384294A (ja) 1988-04-14
EP0261352A2 (en) 1988-03-30
EP0261352A3 (en) 1988-10-19
US4803720A (en) 1989-02-07

Similar Documents

Publication Publication Date Title
DE3771295D1 (de) Schnellkupplung.
DE3782537D1 (de) Richtkoppler.
DE3762285D1 (de) Rohrkupplung.
NO874309D0 (no) Varme-fuktighets-utveksler.
DE3775367D1 (de) Waermeaustauscher.
DE69129792D1 (de) Nebenstellenanlage
DE69011769D1 (de) Schnellkupplung.
DE3771405D1 (de) Vollstaendiges waermerohr-modul.
IT1217011B (it) Gruppo cuscinetto-giunto omocinetico.
DE3774109D1 (de) Schnellkupplung.
ES2022380B3 (es) Acoplamiento.
DE3783600D1 (de) Filterkopplungsmatrix.
ES2012485B3 (es) Acoplamiento.
DE3780377D1 (de) Verschluss fuer dosen.
FI873102L (fi) Gaengkoppling.
DE3875089D1 (de) Kuppelglied fuer reissverschluesse.
DE3764349D1 (de) Waermetauscher.
IT8722427A0 (it) Dispositivo di accoppiamento a innesto.
IT1216935B (it) Dispositivo di accoppiamento.
DE3775554D1 (de) Eine umdrehungskupplung.
DK478888A (da) Varmeveksler
DE3788018D1 (de) Richtkoppler.
DE3851691D1 (de) Richtkoppler.
NO881224D0 (no) Varmeveksler.
NL191901C (nl) Warmte-wisselaar.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee