SE8502842L - Kommunikationsterminal - Google Patents

Kommunikationsterminal

Info

Publication number
SE8502842L
SE8502842L SE8502842A SE8502842A SE8502842L SE 8502842 L SE8502842 L SE 8502842L SE 8502842 A SE8502842 A SE 8502842A SE 8502842 A SE8502842 A SE 8502842A SE 8502842 L SE8502842 L SE 8502842L
Authority
SE
Sweden
Prior art keywords
module
module contains
computers
ringing
partly
Prior art date
Application number
SE8502842A
Other languages
English (en)
Other versions
SE8502842D0 (sv
Inventor
Bertil Sjoberg
Goran Sjostrom
Original Assignee
Bertil Sjoberg
Goran Sjostrom
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 Bertil Sjoberg, Goran Sjostrom filed Critical Bertil Sjoberg
Priority to SE8502842A priority Critical patent/SE8502842L/sv
Publication of SE8502842D0 publication Critical patent/SE8502842D0/sv
Publication of SE8502842L publication Critical patent/SE8502842L/sv

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/66—Substation equipment, e.g. for use by subscribers with means for preventing unauthorised or fraudulent calling
    • H04M1/663—Preventing unauthorised calls to a telephone set
    • H04M1/665—Preventing unauthorised calls to a telephone set by checking the validity of a code
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/38—Graded-service arrangements, i.e. some subscribers prevented from establishing certain connections
    • H04M3/382—Graded-service arrangements, i.e. some subscribers prevented from establishing certain connections using authorisation codes or passwords

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
SE8502842A 1985-06-10 1985-06-10 Kommunikationsterminal SE8502842L (sv)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SE8502842A SE8502842L (sv) 1985-06-10 1985-06-10 Kommunikationsterminal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8502842A SE8502842L (sv) 1985-06-10 1985-06-10 Kommunikationsterminal

Publications (2)

Publication Number Publication Date
SE8502842D0 SE8502842D0 (sv) 1985-06-10
SE8502842L true SE8502842L (sv) 1986-12-11

Family

ID=20360502

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8502842A SE8502842L (sv) 1985-06-10 1985-06-10 Kommunikationsterminal

Country Status (1)

Country Link
SE (1) SE8502842L (sv)

Also Published As

Publication number Publication date
SE8502842D0 (sv) 1985-06-10

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