FI78375C - Digitalt telefonsystem - Google Patents

Digitalt telefonsystem Download PDF

Info

Publication number
FI78375C
FI78375C FI852486A FI852486A FI78375C FI 78375 C FI78375 C FI 78375C FI 852486 A FI852486 A FI 852486A FI 852486 A FI852486 A FI 852486A FI 78375 C FI78375 C FI 78375C
Authority
FI
Finland
Prior art keywords
line
dec
channel
processor
information
Prior art date
Application number
FI852486A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI852486L (fi
FI852486A0 (fi
FI78375B (fi
Inventor
Christer Waldemar Gilen
Gunnar Lennart Kjellander
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of FI852486L publication Critical patent/FI852486L/fi
Publication of FI852486A0 publication Critical patent/FI852486A0/fi
Application granted granted Critical
Publication of FI78375B publication Critical patent/FI78375B/sv
Publication of FI78375C publication Critical patent/FI78375C/sv

Links

Classifications

    • 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
    • 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
    • H04M9/022—Multiplex systems
    • H04M9/025—Time division multiplex systems, e.g. loop systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Telephonic Communication Services (AREA)
  • Communication Control (AREA)
  • Mobile Radio Communication Systems (AREA)
FI852486A 1983-12-15 1985-06-24 Digitalt telefonsystem FI78375C (sv)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
SE8306966A SE440580B (sv) 1983-12-15 1983-12-15 Anordning vid digitalt telefonsystem
SE8306966 1983-12-15
SE8400421 1984-12-12
PCT/SE1984/000421 WO1985002746A1 (en) 1983-12-15 1984-12-12 Apparatus in digital telephone systems

Publications (4)

Publication Number Publication Date
FI852486L FI852486L (fi) 1985-06-24
FI852486A0 FI852486A0 (fi) 1985-06-24
FI78375B FI78375B (fi) 1989-03-31
FI78375C true FI78375C (sv) 1989-07-10

Family

ID=20353755

Family Applications (1)

Application Number Title Priority Date Filing Date
FI852486A FI78375C (sv) 1983-12-15 1985-06-24 Digitalt telefonsystem

Country Status (7)

Country Link
US (1) US4665515A ( )
DE (1) DE3490573T1 ( )
FI (1) FI78375C ( )
GB (1) GB2159371B ( )
NO (1) NO853205L ( )
SE (1) SE440580B ( )
WO (1) WO1985002746A1 ( )

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2669496B1 (fr) * 1990-11-21 1995-03-31 Alcatel Business Systems Commutateur temporel a architecture eclatee et module de raccordement pour la constitution d'un tel commutateur.

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4069399A (en) * 1975-11-17 1978-01-17 Northern Electric Company, Limited TDM PCM Communication system
FR2451141A1 (fr) * 1979-03-08 1980-10-03 Cit Alcatel Autocommutateur a reseau de connexion numerique
FR2455837A1 (fr) * 1979-05-04 1980-11-28 Cit Alcatel Logique de commande d'une unite de raccordement de multiplex dans un central de commutation temporelle
US4287590A (en) * 1979-06-25 1981-09-01 International Standard Electric Corporation Time division multiplex communication system
US4370743A (en) * 1980-07-25 1983-01-25 Bell Telephone Laboratories, Incorporated Time division switching system
GB2128446B (en) * 1982-10-02 1985-09-04 Standard Telephones Cables Ltd Telecommunication exchange

Also Published As

Publication number Publication date
GB2159371B (en) 1987-04-01
NO853205L (no) 1985-08-14
DE3490573T1 (de) 1985-11-28
FI852486L (fi) 1985-06-24
SE8306966L (sv) 1985-06-16
FI852486A0 (fi) 1985-06-24
GB8518060D0 (en) 1985-08-21
US4665515A (en) 1987-05-12
SE440580B (sv) 1985-08-05
SE8306966D0 (sv) 1983-12-15
FI78375B (fi) 1989-03-31
GB2159371A (en) 1985-11-27
WO1985002746A1 (en) 1985-06-20

Similar Documents

Publication Publication Date Title
CA1164590A (en) Subscriber loop system for voice and data
US4615028A (en) Switching system with separate supervisory links
GB2212028A (en) Speech/data communication systems
SE435442B (sv) Digital omkopplaranordning
JPS6038999A (ja) 交換機制御方式
US5202883A (en) Digital key stystem architecture
US4605825A (en) Function key assignments in a key telephone system
CA1097781A (en) Electronic telephone system
US4394757A (en) Frame format for PCM speech data in a telephone transmission system and digital telephone apparatus for use with this frame format
GB2091068A (en) Digital pbx system
US5959977A (en) Apparatus for embodying combined time switching and conference calling functions
EP0331838B1 (en) Digital key telephone system
FI78375C (sv) Digitalt telefonsystem
US4374308A (en) I-Use indication in a telephone keyset
CA2100702C (en) Option bus
RU2131168C1 (ru) Система внутрикорабельной громкоговорящей связи и трансляции
WO1979000316A1 (en) Attendant console complex
KR100264039B1 (ko) 샘플링수를 동일화한 디지탈이동통신 교환기의 pcm데이터 송신장치
US5995616A (en) Apparatus for communication between a telephone exchange and connected telephone sets
KR0168791B1 (ko) 전전자 교환기의 아날로그 및 아이에스디엔 혼용 가입자백보드
GB2260063A (en) System for interfacing telephone sets with a centrex system
JP2600924B2 (ja) パケット交換装置
JPS6354279B2 ( )
JPS6277745A (ja) 音声デ−タ統合交換システム
JPS59134964A (ja) 着信呼転送方式

Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: OY L M ERICSSON AB