CA2035357A1 - Systeme telephonique a clavier a connectivite amelioree - Google Patents

Systeme telephonique a clavier a connectivite amelioree

Info

Publication number
CA2035357A1
CA2035357A1 CA2035357A CA2035357A CA2035357A1 CA 2035357 A1 CA2035357 A1 CA 2035357A1 CA 2035357 A CA2035357 A CA 2035357A CA 2035357 A CA2035357 A CA 2035357A CA 2035357 A1 CA2035357 A1 CA 2035357A1
Authority
CA
Canada
Prior art keywords
connectivity
subscriber stations
key switch
unit
telephone system
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
CA2035357A
Other languages
English (en)
Other versions
CA2035357C (fr
Inventor
Charles Richard Wiebe
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
Individual
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 Individual filed Critical Individual
Priority to CA002035357A priority Critical patent/CA2035357C/fr
Priority to US07/672,032 priority patent/US5204861A/en
Publication of CA2035357A1 publication Critical patent/CA2035357A1/fr
Application granted granted Critical
Publication of CA2035357C publication Critical patent/CA2035357C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04M9/008—Multiplex systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
    • H04Q11/0428—Integrated services digital network, i.e. systems for transmission of different types of digitised signals, e.g. speech, data, telecentral, television signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/57—Arrangements for indicating or recording the number of the calling subscriber at the called subscriber's set
    • H04M1/575—Means for retrieving and displaying personal data about calling party
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/428—Arrangements for placing incoming calls on hold
    • H04M3/4283—Call holding circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/44—Additional connecting arrangements for providing access to frequently-wanted subscribers, e.g. abbreviated dialling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/48—Arrangements for recalling a calling subscriber when the wanted subscriber ceases to be busy
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/50—Centralised arrangements for answering calls; Centralised arrangements for recording messages for absent or busy subscribers ; Centralised arrangements for recording messages
    • H04M3/53—Centralised arrangements for recording incoming messages, i.e. mailbox systems
    • H04M3/537—Arrangements for indicating the presence of a recorded message, whereby the presence information might include a preview or summary of the message

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Telephonic Communication Services (AREA)
CA002035357A 1991-01-31 1991-01-31 Systeme telephonique a clavier a connectivite amelioree Expired - Fee Related CA2035357C (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CA002035357A CA2035357C (fr) 1991-01-31 1991-01-31 Systeme telephonique a clavier a connectivite amelioree
US07/672,032 US5204861A (en) 1991-01-31 1991-03-19 Key telephone system with enhanced connectivity

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA002035357A CA2035357C (fr) 1991-01-31 1991-01-31 Systeme telephonique a clavier a connectivite amelioree

Publications (2)

Publication Number Publication Date
CA2035357A1 true CA2035357A1 (fr) 1992-08-01
CA2035357C CA2035357C (fr) 1996-01-09

Family

ID=4146926

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002035357A Expired - Fee Related CA2035357C (fr) 1991-01-31 1991-01-31 Systeme telephonique a clavier a connectivite amelioree

Country Status (2)

Country Link
US (1) US5204861A (fr)
CA (1) CA2035357C (fr)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2543189B2 (ja) * 1989-06-13 1996-10-16 富士通株式会社 構内交換機の中継台制御方式
FI94581C (fi) * 1991-02-12 1995-09-25 Nokia Telecommunications Oy Järjestelmä yhteystietojen välittämiseksi automaattisesti matkapuhelinverkossa tai vastaavassa
GB2269722A (en) * 1992-08-14 1994-02-16 Ibm Communications device
FI92364C (fi) * 1993-01-15 1994-10-25 Nokia Telecommunications Oy Menetelmä lyhytsanomalähetyksen käynnistämiseksi matkapuhelinverkossa sekä matkapuhelinjärjestelmän kotirekisteri
US5377186A (en) * 1993-07-21 1994-12-27 Telefonaktiebolaget L M Ericsson System for providing enhanced subscriber services using ISUP call-setup protocol
US5388095A (en) * 1993-08-06 1995-02-07 Telefonaktiebolaget L M Ericsson Representing subscribers in a multiple interface environment switching system
JP2788848B2 (ja) * 1993-12-01 1998-08-20 日本電気株式会社 Ｉｓｄｎターミナルアダプタ
US5535198A (en) * 1994-06-03 1996-07-09 At&T Corp. ISDN basic rate interface central office station terminal emulator for customer premises equipment
US5577115A (en) * 1995-03-31 1996-11-19 Lucent Technologies Inc. Customer premise equipment interface
US5629926A (en) * 1995-03-31 1997-05-13 Lucent Technologies Inc. Customer premise equipment interface
US5903643A (en) * 1995-06-02 1999-05-11 Teleport Communications Group, Inc. Multi-line station interface
US5719918A (en) * 1995-07-06 1998-02-17 Newnet, Inc. Short message transaction handling system
KR0144388B1 (ko) * 1995-08-24 1998-08-01 김광호 키폰시스템에서 언어다중화 표시방법
KR0184472B1 (ko) * 1995-11-30 1999-05-15 김광호 키폰시스템에서 다중가입자 구현방법
CN100394807C (zh) 1996-02-13 2008-06-11 株式会社东芝 数字按钮电话系统
US6263061B1 (en) 1996-02-13 2001-07-17 Kabushiki Kaish Toshiba Digital button telephone system and extension terminal for the same
US7088990B1 (en) * 1996-02-26 2006-08-08 Nokia Mobile Phones, Ltd. Communication network terminal supporting a plurality of applications
CA2217838C (fr) * 1996-11-07 2003-07-29 At&T Corp. Passerelle telephonique pour grand reseau (wan)
US6356622B1 (en) * 1997-05-02 2002-03-12 Paradyne Corporation System and apparatus for enhancing a network link
US5995595A (en) * 1997-10-14 1999-11-30 Ameritech Corporation Method of sharing and transferring information between ISDN telephones
DE19843601A1 (de) * 1998-09-23 2000-03-30 Alcatel Sa Netzabschlußeinrichtung eines Telekommunikationsnetzes
US7043012B1 (en) * 1999-10-07 2006-05-09 Agere Systems Inc. Method and apparatus for ring again feature for a telephone system
US6961332B1 (en) * 2001-04-25 2005-11-01 Nortel Networks Limited Multiple appearance directory number support across packet- and circuit-switched networks
US7139375B2 (en) * 2001-12-24 2006-11-21 Lg-Nortel Co., Ltd. Highway expansion apparatus for key telephone system and operation method thereof
GB2505204A (en) * 2012-08-22 2014-02-26 Ge Aviat Systems Ltd Implementing data load protocols with protocol conversion at a proxy device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1988002206A1 (fr) * 1986-09-16 1988-03-24 Standard Telephones And Cables Pty. Ltd. Interface de liaison
US4873682A (en) * 1987-11-30 1989-10-10 Northern Telecom Limited Digital key telephone system
FR2634038B1 (fr) * 1988-07-08 1993-11-05 Js Telecommunications Micro-ordinateur integrant une terminaison numerique d'abonne de reseau numerique a integration de services
JP2889249B2 (ja) * 1988-10-24 1999-05-10 キヤノン株式会社 通信装置

Also Published As

Publication number Publication date
CA2035357C (fr) 1996-01-09
US5204861A (en) 1993-04-20

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Legal Events

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