JPH038157B2 - - Google Patents

Info

Publication number
JPH038157B2
JPH038157B2 JP56167278A JP16727881A JPH038157B2 JP H038157 B2 JPH038157 B2 JP H038157B2 JP 56167278 A JP56167278 A JP 56167278A JP 16727881 A JP16727881 A JP 16727881A JP H038157 B2 JPH038157 B2 JP H038157B2
Authority
JP
Japan
Prior art keywords
circuit
telephone
line
microprocessor
trunk
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 - Lifetime
Application number
JP56167278A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5869193A (ja
Inventor
Shigeo Seki
Harukyo Kano
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP16727881A priority Critical patent/JPS5869193A/ja
Publication of JPS5869193A publication Critical patent/JPS5869193A/ja
Publication of JPH038157B2 publication Critical patent/JPH038157B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/58—Arrangements providing connection between main exchange and sub-exchange or satellite
    • H04Q3/62—Arrangements providing connection between main exchange and sub-exchange or satellite for connecting to private branch exchanges
    • H04Q3/625—Arrangements in the private branch exchange

Landscapes

  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Exchange Systems With Centralized Control (AREA)
JP16727881A 1981-10-21 1981-10-21 電話交換器 Granted JPS5869193A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16727881A JPS5869193A (ja) 1981-10-21 1981-10-21 電話交換器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16727881A JPS5869193A (ja) 1981-10-21 1981-10-21 電話交換器

Publications (2)

Publication Number Publication Date
JPS5869193A JPS5869193A (ja) 1983-04-25
JPH038157B2 true JPH038157B2 (de) 1991-02-05

Family

ID=15846774

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16727881A Granted JPS5869193A (ja) 1981-10-21 1981-10-21 電話交換器

Country Status (1)

Country Link
JP (1) JPS5869193A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1182393B (it) * 1985-01-31 1987-10-05 Olivetti & Co Spa Sistema integrato di automazione per ufficic
FR2602384A1 (fr) * 1986-08-04 1988-02-05 Acsys Sa Serveur de messagerie vocale associe a un autocommutateur prive
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
US5321744A (en) * 1992-09-29 1994-06-14 Excel, Inc. Programmable telecommunication switch for personal computer

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56152389A (en) * 1980-04-25 1981-11-25 Nec Corp Control system of time division exchange

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56152389A (en) * 1980-04-25 1981-11-25 Nec Corp Control system of time division exchange

Also Published As

Publication number Publication date
JPS5869193A (ja) 1983-04-25

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