DE69102272T2 - Fernsprechnebenstellensystem mit vereinfachten steuereigenschaft. - Google Patents

Fernsprechnebenstellensystem mit vereinfachten steuereigenschaft.

Info

Publication number
DE69102272T2
DE69102272T2 DE69102272T DE69102272T DE69102272T2 DE 69102272 T2 DE69102272 T2 DE 69102272T2 DE 69102272 T DE69102272 T DE 69102272T DE 69102272 T DE69102272 T DE 69102272T DE 69102272 T2 DE69102272 T2 DE 69102272T2
Authority
DE
Germany
Prior art keywords
telephone
terminal apparatus
extension system
telephone extension
ports
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.)
Expired - Fee Related
Application number
DE69102272T
Other languages
English (en)
Other versions
DE69102272D1 (de
Inventor
Albert Offers
Christopher White
Roderick Story
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
Northern Telecom 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
Application filed by Northern Telecom Ltd filed Critical Northern Telecom Ltd
Application granted granted Critical
Publication of DE69102272D1 publication Critical patent/DE69102272D1/de
Publication of DE69102272T2 publication Critical patent/DE69102272T2/de
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
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/42314—Systems providing special services or facilities to subscribers in private branch exchanges
    • 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
    • H04Q11/0407—Selecting arrangements for multiplex systems for time-division multiplexing using a stored programme control
    • H04Q11/0414—Details

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Telephonic Communication Services (AREA)
DE69102272T 1990-04-12 1991-03-27 Fernsprechnebenstellensystem mit vereinfachten steuereigenschaft. Expired - Fee Related DE69102272T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US50782890A 1990-04-12 1990-04-12
PCT/CA1991/000097 WO1991016796A1 (en) 1990-04-12 1991-03-27 Private telephone system with simplified command feature

Publications (2)

Publication Number Publication Date
DE69102272D1 DE69102272D1 (de) 1994-07-07
DE69102272T2 true DE69102272T2 (de) 1994-09-15

Family

ID=24020305

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69102272T Expired - Fee Related DE69102272T2 (de) 1990-04-12 1991-03-27 Fernsprechnebenstellensystem mit vereinfachten steuereigenschaft.

Country Status (9)

Country Link
EP (1) EP0524965B1 (de)
JP (1) JPH05506341A (de)
CN (1) CN1023183C (de)
AT (1) ATE106649T1 (de)
AU (1) AU644862B2 (de)
CA (1) CA2073066C (de)
DE (1) DE69102272T2 (de)
NZ (1) NZ237775A (de)
WO (1) WO1991016796A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4117118A1 (de) * 1991-05-25 1992-11-26 Standard Elektrik Lorenz Ag Fernmelde-reihenanlage
AUPM940594A0 (en) * 1994-11-11 1994-12-08 Telecom Technologies Pty Ltd Purpose-built centrex enhancing telephone system
US6343126B1 (en) 1996-03-27 2002-01-29 Hello Direct, Inc. Method and apparatus for interfacing analog telephone apparatus to a digital, analog or hybrid telephone switching system
JP3731151B2 (ja) * 1997-11-06 2006-01-05 ハロー・ダイレクト・インク アナログ電話装置と、デジタル、アナログ、又はハイブリッド電話交換システムとをインターフェースで接続するための方法及び装置
US7043012B1 (en) * 1999-10-07 2006-05-09 Agere Systems Inc. Method and apparatus for ring again feature for a telephone system
CN101032143B (zh) * 2004-08-31 2011-06-08 艾利森电话股份有限公司 用于实时传输协议中帧大小适配的方法及系统
CN100407839C (zh) * 2004-12-17 2008-07-30 中兴通讯股份有限公司 移动电话通讯的自动测试方法及移动电话自动呼叫器
CN110365855B (zh) * 2018-04-09 2021-07-16 华为技术有限公司 一种中继状态的提示方法、ip电话机和语音交换机

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4442321A (en) * 1981-06-08 1984-04-10 Rockwell International Corporation Transparent dialing between interconnected telecommunication switching systems
JPS6384293A (ja) * 1986-09-29 1988-04-14 Toshiba Corp 電話構内交換機の相互接続方式
US4797915A (en) * 1986-10-09 1989-01-10 American Telephone And Telegraph Company Communication system having automatic call route selection
US4817136A (en) * 1987-08-17 1989-03-28 Rhoads Richard M Telephone dialing system
JPH01117495A (ja) * 1987-10-30 1989-05-10 Nec Corp ボタン電話装置
CA1311286C (en) * 1988-03-10 1992-12-08 David Joseph Robertson Digital key telephone system
GB2218595A (en) * 1988-05-13 1989-11-15 Stc Plc Smart socket (mercury)

Also Published As

Publication number Publication date
EP0524965A1 (de) 1993-02-03
AU7499991A (en) 1991-11-11
EP0524965B1 (de) 1994-06-01
JPH05506341A (ja) 1993-09-16
CN1023183C (zh) 1993-12-15
CA2073066A1 (en) 1991-10-13
NZ237775A (en) 1993-10-26
CA2073066C (en) 1998-07-21
CN1055854A (zh) 1991-10-30
WO1991016796A1 (en) 1991-10-31
ATE106649T1 (de) 1994-06-15
AU644862B2 (en) 1993-12-23
DE69102272D1 (de) 1994-07-07

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee