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AU1631392A - A key telephone system - Google Patents

A key telephone system

Info

Publication number
AU1631392A
AU1631392A AU16313/92A AU1631392A AU1631392A AU 1631392 A AU1631392 A AU 1631392A AU 16313/92 A AU16313/92 A AU 16313/92A AU 1631392 A AU1631392 A AU 1631392A AU 1631392 A AU1631392 A AU 1631392A
Authority
AU
Australia
Prior art keywords
telephone system
key telephone
key
telephone
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.)
Granted
Application number
AU16313/92A
Other versions
AU651202B2 (en
Inventor
Gerd Siegmund
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.)
Alcatel Lucent NV
Original Assignee
Alcatel NV
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 Alcatel NV filed Critical Alcatel NV
Publication of AU1631392A publication Critical patent/AU1631392A/en
Application granted granted Critical
Publication of AU651202B2 publication Critical patent/AU651202B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/247—Telephone sets including user guidance or feature selection means facilitating their use
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/71—Substation extension arrangements
    • H04M1/715—Substation extension arrangements using two or more extensions per line
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/02—Arrangements for interconnection not involving centralised switching involving a common line for all parties

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Human Computer Interaction (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
AU16313/92A 1991-05-25 1992-05-14 A key telephone system Ceased AU651202B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4117118A DE4117118A1 (en) 1991-05-25 1991-05-25 TELECOMMUNICATION SERIES
DE4117118 1991-05-25

Publications (2)

Publication Number Publication Date
AU1631392A true AU1631392A (en) 1992-11-26
AU651202B2 AU651202B2 (en) 1994-07-14

Family

ID=6432416

Family Applications (1)

Application Number Title Priority Date Filing Date
AU16313/92A Ceased AU651202B2 (en) 1991-05-25 1992-05-14 A key telephone system

Country Status (4)

Country Link
EP (1) EP0515966A3 (en)
AU (1) AU651202B2 (en)
DE (1) DE4117118A1 (en)
NZ (1) NZ242659A (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3790717A (en) * 1972-08-07 1974-02-05 Adaptive Tech Telephone communications system with distributed control
AU521265B2 (en) * 1979-08-20 1982-03-25 Nippon Telegraph & Telephone Corporation Key telephone system
US4493949A (en) * 1981-03-12 1985-01-15 Northern Telecom Limited Parallel operation of telephone equipment on a digital loop
AU542932B2 (en) * 1981-05-26 1985-03-28 Nippon Telegraph & Telephone Corporation Key telephone system
US4782482A (en) * 1985-09-23 1988-11-01 Alcatel Standard Electrica S.A. Simultaneous voice and data communications system
JPH05506341A (en) * 1990-04-12 1993-09-16 ノーテル・ネットワークス・コーポレーション Private telephone system with simple command device

Also Published As

Publication number Publication date
AU651202B2 (en) 1994-07-14
EP0515966A3 (en) 1994-11-02
NZ242659A (en) 1994-08-26
EP0515966A2 (en) 1992-12-02
DE4117118A1 (en) 1992-11-26

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