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DE3371023D1 - Interface module for telephone lines - Google Patents

Interface module for telephone lines

Info

Publication number
DE3371023D1
DE3371023D1 DE8383430020T DE3371023T DE3371023D1 DE 3371023 D1 DE3371023 D1 DE 3371023D1 DE 8383430020 T DE8383430020 T DE 8383430020T DE 3371023 T DE3371023 T DE 3371023T DE 3371023 D1 DE3371023 D1 DE 3371023D1
Authority
DE
Germany
Prior art keywords
interface module
telephone lines
telephone
lines
interface
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
DE8383430020T
Other languages
English (en)
Inventor
Jean-Claude Froment
Jean-Pierre Pantani
Michel Verhaeghe
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.)
Compagnie IBM France SAS
International Business Machines Corp
Original Assignee
Compagnie IBM France SAS
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 Compagnie IBM France SAS, International Business Machines Corp filed Critical Compagnie IBM France SAS
Application granted granted Critical
Publication of DE3371023D1 publication Critical patent/DE3371023D1/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/01—Shaping pulses
    • H03K5/02—Shaping pulses by amplifying
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/14—Two-way operation using the same type of signal, i.e. duplex
    • H04L5/143—Two-way operation using the same type of signal, i.e. duplex for modulated signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Amplifiers (AREA)
  • Communication Control (AREA)
DE8383430020T 1983-06-30 1983-06-30 Interface module for telephone lines Expired DE3371023D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP83430020A EP0130260B1 (de) 1983-06-30 1983-06-30 Schnittstellenmodul für Fernsprechleitungen

Publications (1)

Publication Number Publication Date
DE3371023D1 true DE3371023D1 (en) 1987-05-21

Family

ID=8191500

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383430020T Expired DE3371023D1 (en) 1983-06-30 1983-06-30 Interface module for telephone lines

Country Status (4)

Country Link
US (1) US4607139A (de)
EP (1) EP0130260B1 (de)
JP (1) JPS6010945A (de)
DE (1) DE3371023D1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4734696A (en) * 1985-12-02 1988-03-29 Telenex Corporation System and method for transmitting information
US4771449A (en) * 1986-12-01 1988-09-13 Comfab, Inc. Data station termination circuit
DE3881681D1 (de) * 1988-03-15 1993-07-15 Ibm Mit einem fernsprechwaehlnetz verbindbares datenuebertragungssystem.
US5127045A (en) * 1989-11-16 1992-06-30 Cragun David R Identifying telephone controller system
US5548587A (en) * 1994-09-12 1996-08-20 Efficient Networks, Inc. Asynchronous transfer mode adapter for desktop applications
US5991867A (en) * 1996-09-12 1999-11-23 Efficient Networks, Inc. Transmit scheduler for an asynchronous transfer mode network and method of operation
US6085250A (en) * 1997-03-20 2000-07-04 Efficient Networks, Inc. Method and system for using layered networking application program interfaces (APIs) using a native asynchronous transfer mode (ATM) API
US6084881A (en) * 1997-05-22 2000-07-04 Efficient Networks, Inc. Multiple mode xDSL interface
US6169801B1 (en) 1998-03-16 2001-01-02 Midcom, Inc. Digital isolation apparatus and method
US6028867A (en) * 1998-06-15 2000-02-22 Covad Communications Group, Inc. System, method, and network for providing high speed remote access from any location connected by a local loop to a central office
US6657961B1 (en) 1998-08-18 2003-12-02 Efficient Networks, Inc. System and method for enhanced end station to end station data flow control
US6226331B1 (en) 1998-11-12 2001-05-01 C. P. Clare Corporation Data access arrangement for a digital subscriber line
US6661774B1 (en) 1999-02-16 2003-12-09 Efficient Networks, Inc. System and method for traffic shaping packet-based signals
US6853647B1 (en) 1999-02-17 2005-02-08 Covad Communications Group, Inc. System method and network for providing high speed remote access from any location connected by a local loop to a central office
US6590897B1 (en) 1999-03-08 2003-07-08 Efficient Networks, Inc. System and method for bridging universal serial bus and asynchronous transfer mode communication links

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3716672A (en) * 1971-08-09 1973-02-13 Design Elements Inc Modem cbs/cbt interface
US3743938A (en) * 1971-08-10 1973-07-03 Gen Datacomm Ind Inc Closed data loop test apparatus for data transmission modem
US4039751A (en) * 1972-04-24 1977-08-02 General Datacomm Industries, Inc. Method and apparatus for closed loop testing of first and second modulators and demodulators
US4070545A (en) * 1976-09-29 1978-01-24 Honeywell Inc. Multidirectional repeater
US4203006A (en) * 1978-04-20 1980-05-13 Prentice Corporation Direct access coupler

Also Published As

Publication number Publication date
JPH0340992B2 (de) 1991-06-20
JPS6010945A (ja) 1985-01-21
EP0130260A1 (de) 1985-01-09
US4607139A (en) 1986-08-19
EP0130260B1 (de) 1987-04-15

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Legal Events

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