NO802313L - Koblingsanordning til aa koble et modem til en telefonledning - Google Patents

Koblingsanordning til aa koble et modem til en telefonledning

Info

Publication number
NO802313L
NO802313L NO802313A NO802313A NO802313L NO 802313 L NO802313 L NO 802313L NO 802313 A NO802313 A NO 802313A NO 802313 A NO802313 A NO 802313A NO 802313 L NO802313 L NO 802313L
Authority
NO
Norway
Prior art keywords
signal
terminal device
seizure
modem
telephone line
Prior art date
Application number
NO802313A
Other languages
English (en)
Other versions
NO147228B (no
NO147228C (no
Inventor
Heinrich Sailer
Torsten Vogeler
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of NO802313L publication Critical patent/NO802313L/no
Publication of NO147228B publication Critical patent/NO147228B/no
Publication of NO147228C publication Critical patent/NO147228C/no

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Telephonic Communication Services (AREA)
  • Communication Control (AREA)
  • Communication Cables (AREA)
  • Telephone Function (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Exchange Systems With Centralized Control (AREA)
NO802313A 1979-08-02 1980-08-01 Koblingsanordning til aa koble et modem til en telefonledning NO147228C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2931435A DE2931435C2 (de) 1979-08-02 1979-08-02 Schaltungsanordnung zum Anschalten eines Modems an eine Fernsprechleitung

Publications (3)

Publication Number Publication Date
NO802313L true NO802313L (no) 1981-02-03
NO147228B NO147228B (no) 1982-11-15
NO147228C NO147228C (no) 1983-02-23

Family

ID=6077494

Family Applications (1)

Application Number Title Priority Date Filing Date
NO802313A NO147228C (no) 1979-08-02 1980-08-01 Koblingsanordning til aa koble et modem til en telefonledning

Country Status (8)

Country Link
EP (1) EP0023691B1 (no)
AT (1) ATE3686T1 (no)
DE (1) DE2931435C2 (no)
DK (1) DK332080A (no)
ES (1) ES8104694A1 (no)
FI (1) FI802423A (no)
NO (1) NO147228C (no)
PT (1) PT71640B (no)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3232240A1 (de) * 1982-08-30 1984-03-01 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zum anschalten eines modems an eine fernsprechleitung
US4723268A (en) * 1986-09-22 1988-02-02 International Business Machines Corporation Dual mode phone line interface
US4958371A (en) * 1988-04-19 1990-09-18 Control Data Corporation Method and apparatus for determining when a telephone handset is off-hook

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3517137A (en) * 1966-03-29 1970-06-23 Itt Combination voice and data telephone sub-set
DE2814837C2 (de) * 1978-04-06 1980-01-10 Standard Elektrik Lorenz Ag, 7000 Stuttgart Datenmodem, insbesondere für Bildschirmtextbetrieb
DE2826323C2 (de) * 1978-06-15 1980-03-27 Siemens Ag, 1000 Berlin Und 8000 Muenchen Schaltungsanordnung zum Übertragen von Signalen zwischen einer Datenübertragungseinheit und einem Datenendgerät

Also Published As

Publication number Publication date
DE2931435C2 (de) 1981-10-01
FI802423A (fi) 1981-02-03
ES493900A0 (es) 1981-04-01
NO147228B (no) 1982-11-15
DE2931435B1 (de) 1981-01-22
EP0023691A1 (de) 1981-02-11
NO147228C (no) 1983-02-23
PT71640A (de) 1980-09-01
PT71640B (de) 1981-06-26
ES8104694A1 (es) 1981-04-01
ATE3686T1 (de) 1983-06-15
DK332080A (da) 1981-02-03
EP0023691B1 (de) 1983-06-01

Similar Documents

Publication Publication Date Title
NO802313L (no) Koblingsanordning til aa koble et modem til en telefonledning
JPS5748859A (en) Network controller
JPS5392603A (en) Line branching unit
JPS5426616A (en) Input level monitor system for level adjuster and automatic restoration system for level adjuster
JPS5728868A (en) Engine stop control system
JPS5566666A (en) Glow plug preheating control device
JPS574623A (en) Fault monitoring system for cable relaying communication system
ATE35884T1 (de) Schaltungsanordnung zum anschalten eines modems an eine fernsprechleitung.
JPS57206152A (en) Originating control method for significant subscriber
JPS6453676A (en) Terminal calling control device
JPS53101922A (en) Trouble supervisory system
JPS5791057A (en) Connecting device for communication line
JPS51144513A (en) Bidirection relay
JPS56102108A (en) Automatic gain controller
NO802248L (no) Koblingsanordning til aa koble en overfoeringsinnretning hos et modem til en telefonledning
ES8302938A1 (es) "sistema de envio de mensajes de emergencia".
JPS5313148A (en) Protective relay
JPS5372509A (en) Automatic gain control device for repeater
JPS57135594A (en) Time division multiplex transmission system
JPS5483702A (en) Input-output branch unit
JPS52153137A (en) Coupler circuit for remote carrier supervisory control device
JPS57170683A (en) Measuring device for television signal level
JPS56112167A (en) Device for deciding loop resistance of push-button telephone set
JPS5544103A (en) Alarming system for oil pressure lowering
JPS5480783A (en) Voltage detecting circuit