DK58484D0 - Induktanssimulerende kredsloeb samt databehandlingsapparat med et saadant kredsloeb - Google Patents

Induktanssimulerende kredsloeb samt databehandlingsapparat med et saadant kredsloeb

Info

Publication number
DK58484D0
DK58484D0 DK0584/84A DK58484A DK58484D0 DK 58484 D0 DK58484 D0 DK 58484D0 DK 0584/84 A DK0584/84 A DK 0584/84A DK 58484 A DK58484 A DK 58484A DK 58484 D0 DK58484 D0 DK 58484D0
Authority
DK
Denmark
Prior art keywords
circuit
inductive
data processor
simulating
simulating circuit
Prior art date
Application number
DK0584/84A
Other languages
English (en)
Other versions
DK58484A (da
Inventor
Robert James Redding
Original Assignee
Robert James Redding
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
Priority claimed from GB838303631A external-priority patent/GB8303631D0/en
Application filed by Robert James Redding filed Critical Robert James Redding
Publication of DK58484D0 publication Critical patent/DK58484D0/da
Publication of DK58484A publication Critical patent/DK58484A/da

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/08—Current supply arrangements for telephone systems with current supply sources at the substations

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Measuring Leads Or Probes (AREA)
DK58484A 1983-02-10 1984-02-09 Induktanssimulerende kredsloeb samt databehandlingsapparat med et saadant kredsloeb DK58484A (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB838303631A GB8303631D0 (en) 1983-02-10 1983-02-10 Ultra safe modem
GB838326997A GB8326997D0 (en) 1983-02-10 1983-10-08 Modems

Publications (2)

Publication Number Publication Date
DK58484D0 true DK58484D0 (da) 1984-02-09
DK58484A DK58484A (da) 1984-08-11

Family

ID=26285185

Family Applications (1)

Application Number Title Priority Date Filing Date
DK58484A DK58484A (da) 1983-02-10 1984-02-09 Induktanssimulerende kredsloeb samt databehandlingsapparat med et saadant kredsloeb

Country Status (5)

Country Link
US (1) US4592069A (da)
EP (1) EP0119422A3 (da)
CA (1) CA1216906A (da)
DK (1) DK58484A (da)
GB (1) GB8326997D0 (da)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4884287A (en) * 1988-04-01 1989-11-28 Ncr Corporation Converter device for interconnecting systems having different communication standards
US4847900A (en) * 1988-05-02 1989-07-11 Northern Telecom Limited Infrared hookswitch for a telephone
US4954923A (en) * 1988-08-19 1990-09-04 Cooper Industries, Inc. Intrinsic safety module interface
US5032819A (en) * 1988-10-24 1991-07-16 Murata Mfg. Co., Ltd. Data communications system
US5179710A (en) * 1988-11-30 1993-01-12 Laboratoire Europeen De Recherches Electroniques Avancees Interface for amplifying logic signal from a signal line having a predetermined logic state to supply power to peripheral device
US5412369A (en) * 1990-10-05 1995-05-02 Kirchner; Robert D. Two-wire control system
US5224154A (en) * 1991-09-06 1993-06-29 Universal Data Systems, Inc. Line powered DCA including dual programmed microcontrollers
US5369687A (en) * 1992-12-17 1994-11-29 Practical Peripherals, Inc. Apparatus for electrically isolating a telephone line from a data device
US6031867A (en) 1993-07-02 2000-02-29 Multi-Tech Systems, Inc. Modem with firmware upgrade feature
DE19503164A1 (de) * 1994-02-04 1995-08-10 Siemens Comp Inc Optisch gekoppelte Datenanschalteanordnung und Gabelschaltung
JP2605635B2 (ja) * 1994-09-13 1997-04-30 日本電気株式会社 移動通信システムおよびその制御方法
DE19505956C2 (de) * 1995-02-21 1999-01-07 Hirschmann Richard Gmbh Co Schaltungsanordnung zum Anschließen einer Last an eine Leitung
US5771281A (en) * 1995-05-02 1998-06-23 Batten, Jr.; George Washington Serial-port powered caller identification computer interface
US6222441B1 (en) 1996-01-11 2001-04-24 Richard Hirschmann Gmbh & Co. Process and circuit for connecting an actuator to a line
WO1998038786A1 (en) * 1997-02-28 1998-09-03 Motorola Inc. An adaptable impedance device for controlling direct current flow in a modem
US6169762B1 (en) 1997-05-30 2001-01-02 Lucent Technologies Inc. Interface devices providing electrical isolation
GB2333653A (en) * 1998-01-21 1999-07-28 Motorola Ltd Interface apparatus for a communications device
US6480510B1 (en) 1998-07-28 2002-11-12 Serconet Ltd. Local area network of serial intelligent cells
US6831976B1 (en) * 1998-12-16 2004-12-14 Agere Systems, Inc. Telephone line-powered power supply for ancillary equipment and method of operation thereof
US6956826B1 (en) 1999-07-07 2005-10-18 Serconet Ltd. Local area network for distributing data communication, sensing and control signals
US6690677B1 (en) 1999-07-20 2004-02-10 Serconet Ltd. Network for telephony and data communication
US6549616B1 (en) 2000-03-20 2003-04-15 Serconet Ltd. Telephone outlet for implementing a local area network over telephone lines and a local area network using such outlets
US7076556B1 (en) * 2000-07-31 2006-07-11 Cisco Technology, Inc. Method and apparatus for storage and retrieval of connection data in a communications system
IL154234A (en) 2003-01-30 2010-12-30 Mosaid Technologies Inc Method and system for providing dc power on local telephone lines
DE10357332A1 (de) * 2003-12-05 2005-08-25 Zentrum Mikroelektronik Dresden Ag Elektronische Entkoppelinduktivität für Anwendungen in Aktuator-Sensor-Interface Netzwerken
IL159838A0 (en) 2004-01-13 2004-06-20 Yehuda Binder Information device
US8076796B1 (en) 2009-08-04 2011-12-13 Adtran, Inc. Adaptive power supply for telecommunications networks
US8822802B1 (en) * 2011-06-24 2014-09-02 James Mark McGillivary System and method for generating musical distortion in an audio amplifier

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3517342A (en) * 1969-01-17 1970-06-23 Automatic Elect Lab Circuit for simulating two mutually coupled inductors and filter stage utilizing the same
US3647982A (en) * 1970-08-13 1972-03-07 Northern Electric Co Telephone antisidetone circuit
US3742450A (en) * 1971-05-12 1973-06-26 Bell Telephone Labor Inc Isolating power supply for communication loop
US3835399A (en) * 1972-01-24 1974-09-10 R Holmes Adjustable electronic tunable filter with simulated inductor
CA1013080A (en) * 1973-11-13 1977-06-28 Gte Automatic Electric Laboratories Incorporated Communication system interface circuits
GB1471925A (en) * 1974-04-09 1977-04-27 Hewlett Packard Ltd Transmission line terminations
US4034168A (en) * 1974-12-02 1977-07-05 Robert Kenneth Brown Device to detect and automatically control electrical potential polarities
FR2326100A1 (fr) * 1975-09-26 1977-04-22 Ericsson Telefon Ab L M Joncteur reseau de telephonie electronique
CH607467A5 (da) * 1975-12-03 1978-12-29 Zellweger Uster Ag
FR2403695A1 (fr) * 1977-09-16 1979-04-13 Cii Honeywell Bull Dispositif pour assurer l'alimentation et la transmission de signaux electriques entre deux dispositifs par l'intermediaire de contacts en nombre reduit

Also Published As

Publication number Publication date
EP0119422A2 (en) 1984-09-26
CA1216906A (en) 1987-01-20
US4592069A (en) 1986-05-27
DK58484A (da) 1984-08-11
GB8326997D0 (en) 1983-11-09
EP0119422A3 (en) 1986-03-26

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment