IT8620618A0 - Circuito di collegamento. - Google Patents

Circuito di collegamento.

Info

Publication number
IT8620618A0
IT8620618A0 IT8620618A IT2061886A IT8620618A0 IT 8620618 A0 IT8620618 A0 IT 8620618A0 IT 8620618 A IT8620618 A IT 8620618A IT 2061886 A IT2061886 A IT 2061886A IT 8620618 A0 IT8620618 A0 IT 8620618A0
Authority
IT
Italy
Prior art keywords
connecting circuit
circuit
Prior art date
Application number
IT8620618A
Other languages
English (en)
Other versions
IT8620618A1 (it
IT1190031B (it
Inventor
Zbigniew Boleslav Styrna
Douglas C Oddy
Original Assignee
Mitel Co
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 Mitel Co filed Critical Mitel Co
Publication of IT8620618A0 publication Critical patent/IT8620618A0/it
Publication of IT8620618A1 publication Critical patent/IT8620618A1/it
Application granted granted Critical
Publication of IT1190031B publication Critical patent/IT1190031B/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M7/00—Arrangements for interconnection between switching centres
    • H04M7/0096—Trunk circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Coupling Device And Connection With Printed Circuit (AREA)
  • Multi-Conductor Connections (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)
  • Dc Digital Transmission (AREA)
IT20618/86A 1985-11-20 1986-05-30 Circuito di collegamento IT1190031B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000495810A CA1240088A (en) 1985-11-20 1985-11-20 Solid state trunk circuit

Publications (3)

Publication Number Publication Date
IT8620618A0 true IT8620618A0 (it) 1986-05-30
IT8620618A1 IT8620618A1 (it) 1987-11-30
IT1190031B IT1190031B (it) 1988-02-10

Family

ID=4131922

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20618/86A IT1190031B (it) 1985-11-20 1986-05-30 Circuito di collegamento

Country Status (12)

Country Link
US (1) US4776007A (it)
JP (2) JPS62216490A (it)
CN (1) CN86107804A (it)
CA (1) CA1240088A (it)
DE (1) DE3621777A1 (it)
DK (1) DK552986A (it)
FI (1) FI864724A (it)
FR (1) FR2590430A1 (it)
GB (1) GB2183426B (it)
IT (1) IT1190031B (it)
NO (1) NO864632L (it)
SE (1) SE8604931L (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3804216A1 (de) * 1988-02-11 1989-08-24 Telefonbau & Normalzeit Gmbh Schaltungsanordnung fuer eine externleitungsuebertragung von kommunikations-vermittlungsanlagen, insbesondere fernsprechnebenstellenanlagen
US4894860A (en) * 1988-06-07 1990-01-16 Tie/Communications, Inc. Trunk interface circuitry for telephone systems
KR950012585B1 (ko) * 1992-05-09 1995-10-19 삼성전자주식회사 양방향 다이얼링 트렁크 인터페이싱회로
US6480596B1 (en) * 1993-05-07 2002-11-12 Samsung Electronics Co., Ltd. Direct inward-outward dialing trunk circuit
US5517565A (en) * 1994-06-30 1996-05-14 Harris Corporation Integrated ringer relay circuit and method
DE4429840C2 (de) * 1994-08-23 1996-07-18 Ant Nachrichtentech Signalamplitudenabhängige spulenlose Nachbildung einer Drossel
GB2417393A (en) * 2004-08-18 2006-02-22 Mitel Networks Corp Central Office Line Circuit
JP2007180323A (ja) * 2005-12-28 2007-07-12 Matsushita Electric Ind Co Ltd 積層セラミックコンデンサの製造方法並びにその選別装置
JP6198733B2 (ja) * 2011-07-25 2017-09-20 フィリップス ライティング ホールディング ビー ヴィ 固体照明モジュールの主電源信号に基づく調光を実施するシステム及び方法
US9860392B2 (en) 2015-06-05 2018-01-02 Silicon Laboratories Inc. Direct-current to alternating-current power conversion

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3934099A (en) * 1974-08-16 1976-01-20 Bell Telephone Laboratories, Incorporated Bias, feedback and network arrangements for hybrid circuits
US3993880A (en) * 1976-02-09 1976-11-23 Bell Telephone Laboratories, Incorporated Resistive battery feed for line circuits
US4074087A (en) * 1976-08-16 1978-02-14 Bell Telephone Laboratories, Incorporated Bidirectional voice frequency repeater
US4126765A (en) * 1977-12-12 1978-11-21 Gte Automatic Electric Laboratories Incorporated Detector circuit for sensing battery polarity and loop closure
US4254305A (en) * 1979-02-07 1981-03-03 International Telephone And Telegraph Corporation Current limited subscriber line feed circuit
GB2071461B (en) * 1980-02-14 1984-01-25 Standard Telephones Cables Ltd Telephone line feed
DE3142201C2 (de) * 1981-01-23 1984-02-23 Mitel Corp., Kanata, Ontario Gabelschaltung für eine Fernmelde-, insbesondere Fernsprechanlage
JPS60125A (ja) * 1983-06-15 1985-01-05 Fujitsu Ltd 二線四線変換回路
JPS6048693A (ja) * 1983-08-29 1985-03-16 Toshiba Corp 局線トランク回路

Also Published As

Publication number Publication date
CA1240088A (en) 1988-08-02
NO864632L (no) 1987-05-21
IT8620618A1 (it) 1987-11-30
GB8612353D0 (en) 1986-06-25
GB2183426B (en) 1989-10-11
DE3621777C2 (it) 1988-04-07
SE8604931L (sv) 1987-05-21
DK552986A (da) 1987-05-21
US4776007A (en) 1988-10-04
JPH0582185U (ja) 1993-11-05
SE8604931D0 (sv) 1986-11-18
NO864632D0 (no) 1986-11-20
FI864724A (fi) 1987-05-21
JPS62216490A (ja) 1987-09-24
DK552986D0 (da) 1986-11-19
FR2590430A1 (fr) 1987-05-22
GB2183426A (en) 1987-06-03
FI864724A0 (fi) 1986-11-19
CN86107804A (zh) 1987-05-27
IT1190031B (it) 1988-02-10
DE3621777A1 (de) 1987-05-21

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