JPH0466142B2 - - Google Patents

Info

Publication number
JPH0466142B2
JPH0466142B2 JP9906785A JP9906785A JPH0466142B2 JP H0466142 B2 JPH0466142 B2 JP H0466142B2 JP 9906785 A JP9906785 A JP 9906785A JP 9906785 A JP9906785 A JP 9906785A JP H0466142 B2 JPH0466142 B2 JP H0466142B2
Authority
JP
Japan
Prior art keywords
isdn
signal
switchboard
trunk
data terminal
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
Application number
JP9906785A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61257052A (ja
Inventor
Tsutomu Iwata
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.)
NEC Corp
Original Assignee
Nippon Electric Co 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 Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP9906785A priority Critical patent/JPS61257052A/ja
Publication of JPS61257052A publication Critical patent/JPS61257052A/ja
Publication of JPH0466142B2 publication Critical patent/JPH0466142B2/ja
Granted legal-status Critical Current

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
    • 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
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/60—Semi-automatic systems, i.e. in which the numerical selection of the outgoing line is under the control of an operator

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
JP9906785A 1985-05-10 1985-05-10 電話交換台制御方式 Granted JPS61257052A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9906785A JPS61257052A (ja) 1985-05-10 1985-05-10 電話交換台制御方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9906785A JPS61257052A (ja) 1985-05-10 1985-05-10 電話交換台制御方式

Publications (2)

Publication Number Publication Date
JPS61257052A JPS61257052A (ja) 1986-11-14
JPH0466142B2 true JPH0466142B2 (fr) 1992-10-22

Family

ID=14237466

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9906785A Granted JPS61257052A (ja) 1985-05-10 1985-05-10 電話交換台制御方式

Country Status (1)

Country Link
JP (1) JPS61257052A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01166660A (ja) * 1987-12-22 1989-06-30 Nec Corp デイジタル交換台制御方式
JPH03278662A (ja) * 1990-03-28 1991-12-10 Nec Corp 緊急特番呼受付処理方式
DE69118115T2 (de) * 1990-11-15 1996-08-29 At & T Corp Vorrichtung und Verfahren zur Gültigkeitserklärung für Kreditkarten in einen ISDN-Netz
US5457693A (en) * 1991-06-20 1995-10-10 Sharp Kabushiki Kaisha Data terminal control unit including table for efficiently making connections between data terminal equipments and between data terminal equipment and outside lines

Also Published As

Publication number Publication date
JPS61257052A (ja) 1986-11-14

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