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AU5516600A - Method and apparatus allowing remote key system units to interoperate - Google Patents

Method and apparatus allowing remote key system units to interoperate

Info

Publication number
AU5516600A
AU5516600A AU55166/00A AU5516600A AU5516600A AU 5516600 A AU5516600 A AU 5516600A AU 55166/00 A AU55166/00 A AU 55166/00A AU 5516600 A AU5516600 A AU 5516600A AU 5516600 A AU5516600 A AU 5516600A
Authority
AU
Australia
Prior art keywords
interoperate
key system
system units
remote key
apparatus allowing
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.)
Abandoned
Application number
AU55166/00A
Inventor
Michael T. Dowser
Brian B. Egan
Robert P. Macauley
Frank F. Meijer
Christopher R. Solar
Daniel D. Thibault
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.)
Nortel Networks Ltd
Original Assignee
Nortel Networks Ltd
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
Priority claimed from CA002274205A external-priority patent/CA2274205A1/en
Application filed by Nortel Networks Ltd filed Critical Nortel Networks Ltd
Publication of AU5516600A publication Critical patent/AU5516600A/en
Abandoned legal-status Critical Current

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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M7/00—Arrangements for interconnection between switching centres
    • H04M7/009—Arrangements for interconnection between switching centres in systems involving PBX or KTS networks
    • 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
    • H04M9/003—Transmission of control signals from or to the key telephone set; signalling equipment at key telephone set, e.g. keyboard or display equipment

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephonic Communication Services (AREA)
  • Input From Keyboards Or The Like (AREA)
AU55166/00A 1999-06-11 2000-06-09 Method and apparatus allowing remote key system units to interoperate Abandoned AU5516600A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
CA002274205A CA2274205A1 (en) 1999-06-11 1999-06-11 Method and apparatus for providing interoperability between remote key system units
CA2274205 1999-06-11
US09/337,640 US6661883B1 (en) 1999-06-11 1999-06-22 Method and apparatus allowing remote key system units to interoperate
US09337640 1999-06-22
PCT/CA2000/000702 WO2000077492A2 (en) 1999-06-11 2000-06-09 Method and apparatus allowing remote key system units to interoperate

Publications (1)

Publication Number Publication Date
AU5516600A true AU5516600A (en) 2001-01-02

Family

ID=25680992

Family Applications (1)

Application Number Title Priority Date Filing Date
AU55166/00A Abandoned AU5516600A (en) 1999-06-11 2000-06-09 Method and apparatus allowing remote key system units to interoperate

Country Status (3)

Country Link
EP (1) EP1192792A2 (en)
AU (1) AU5516600A (en)
WO (1) WO2000077492A2 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4572928A (en) * 1982-11-09 1986-02-25 Tamura Electric Works, Ltd. Key telephone system
US5214691A (en) * 1991-09-26 1993-05-25 Ipc Information Systems, Inc. Key telephone system with virtual private lines
US5390241A (en) * 1992-12-18 1995-02-14 At&T Corp. Shared line appearance across a plurality of switching systems
DE4334906C2 (en) * 1993-10-13 1997-05-07 Neumann Elektronik Gmbh Device for the transmission of call and occupancy status signals from two-way or intercom systems with line selection via a two-wire transmission line

Also Published As

Publication number Publication date
WO2000077492A2 (en) 2000-12-21
WO2000077492A3 (en) 2001-05-31
EP1192792A2 (en) 2002-04-03

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase