NO813219L - DEVICE FOR TELEPHONE DEVICES IN SMALL HOUSE PHONE INSTALLATIONS IN WHICH IT IS TWO-WAY EXCHANGE OF DIGITAL SIGNALS BETWEEN THE PHONE DEVICES AND A CENTRAL UNIT - Google Patents

DEVICE FOR TELEPHONE DEVICES IN SMALL HOUSE PHONE INSTALLATIONS IN WHICH IT IS TWO-WAY EXCHANGE OF DIGITAL SIGNALS BETWEEN THE PHONE DEVICES AND A CENTRAL UNIT

Info

Publication number
NO813219L
NO813219L NO813219A NO813219A NO813219L NO 813219 L NO813219 L NO 813219L NO 813219 A NO813219 A NO 813219A NO 813219 A NO813219 A NO 813219A NO 813219 L NO813219 L NO 813219L
Authority
NO
Norway
Prior art keywords
phone
devices
digital signals
central unit
installations
Prior art date
Application number
NO813219A
Other languages
Norwegian (no)
Inventor
Hartmut Gebhart
Wolfgang Heberle
Dieter Blossfeldt
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 NO813219L publication Critical patent/NO813219L/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/002—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems
    • H04M9/005—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems with subscriber controlled access to an exchange line
    • H04M9/007—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems with subscriber controlled access to an exchange line wherein the key telephone sets are star-connected to a central unit by a limited number of lines

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
NO813219A 1980-09-25 1981-09-22 DEVICE FOR TELEPHONE DEVICES IN SMALL HOUSE PHONE INSTALLATIONS IN WHICH IT IS TWO-WAY EXCHANGE OF DIGITAL SIGNALS BETWEEN THE PHONE DEVICES AND A CENTRAL UNIT NO813219L (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19803036169 DE3036169A1 (en) 1980-09-25 1980-09-25 ARRANGEMENT FOR TELEPHONE APPARATUS IN SMALL TELEPHONE EXTENSION PLANTS IN WHICH A TWO-SIDED TRANSMISSION OF DIGITAL SIGNALS IS DONE BETWEEN THESE AND A CENTRAL DEVICE

Publications (1)

Publication Number Publication Date
NO813219L true NO813219L (en) 1982-03-26

Family

ID=6112830

Family Applications (1)

Application Number Title Priority Date Filing Date
NO813219A NO813219L (en) 1980-09-25 1981-09-22 DEVICE FOR TELEPHONE DEVICES IN SMALL HOUSE PHONE INSTALLATIONS IN WHICH IT IS TWO-WAY EXCHANGE OF DIGITAL SIGNALS BETWEEN THE PHONE DEVICES AND A CENTRAL UNIT

Country Status (7)

Country Link
EP (1) EP0048924A1 (en)
AU (1) AU7564581A (en)
BR (1) BR8106112A (en)
DE (1) DE3036169A1 (en)
FI (1) FI812976L (en)
GB (1) GB2084429A (en)
NO (1) NO813219L (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58195393A (en) * 1982-05-10 1983-11-14 Nec Corp Key telephone set

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5489506A (en) * 1977-12-27 1979-07-16 Nec Corp Electronic key telephone set

Also Published As

Publication number Publication date
FI812976L (en) 1982-03-26
DE3036169A1 (en) 1982-04-01
AU7564581A (en) 1982-04-01
BR8106112A (en) 1982-06-15
EP0048924A1 (en) 1982-04-07
GB2084429A (en) 1982-04-07

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