JPH0147959B2 - - Google Patents

Info

Publication number
JPH0147959B2
JPH0147959B2 JP16757579A JP16757579A JPH0147959B2 JP H0147959 B2 JPH0147959 B2 JP H0147959B2 JP 16757579 A JP16757579 A JP 16757579A JP 16757579 A JP16757579 A JP 16757579A JP H0147959 B2 JPH0147959 B2 JP H0147959B2
Authority
JP
Japan
Prior art keywords
extension
office line
central office
connection
number information
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
JP16757579A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5690664A (en
Inventor
Shigeo Seki
Juji Arai
Yasuo Kato
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 JP16757579A priority Critical patent/JPS5690664A/ja
Publication of JPS5690664A publication Critical patent/JPS5690664A/ja
Publication of JPH0147959B2 publication Critical patent/JPH0147959B2/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)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
JP16757579A 1979-12-25 1979-12-25 Acceptance system for extension connection information Granted JPS5690664A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16757579A JPS5690664A (en) 1979-12-25 1979-12-25 Acceptance system for extension connection information

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16757579A JPS5690664A (en) 1979-12-25 1979-12-25 Acceptance system for extension connection information

Publications (2)

Publication Number Publication Date
JPS5690664A JPS5690664A (en) 1981-07-22
JPH0147959B2 true JPH0147959B2 (fr) 1989-10-17

Family

ID=15852277

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16757579A Granted JPS5690664A (en) 1979-12-25 1979-12-25 Acceptance system for extension connection information

Country Status (1)

Country Link
JP (1) JPS5690664A (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4439638A (en) * 1982-01-28 1984-03-27 International Mobile Machines Corp. Sound-activated code-controlled detection system for telephones and the like
JPS5923697A (ja) * 1982-07-29 1984-02-07 Fujitsu Ltd 局線着信呼転送方式
US4783796A (en) * 1982-09-28 1988-11-08 Opcom PBX telephone call control system
JPS5983495A (ja) * 1982-11-05 1984-05-14 Nec Corp 時分割多重連接方式
JPS60116267A (ja) * 1983-11-28 1985-06-22 Nec Corp ダイヤルイン局線トランク分散中継方式
US4975941A (en) * 1984-03-26 1990-12-04 Dytel Corporation Call processor for facilitating call completions
US4623761A (en) * 1984-04-18 1986-11-18 Golden Enterprises, Incorporated Telephone operator voice storage and retrieval system
JP2636219B2 (ja) * 1986-06-20 1997-07-30 松下電器産業株式会社 構内自動交換機
JPS6348094A (ja) * 1986-08-15 1988-02-29 Nec Corp Ｐｂダイヤル信号受信方式
JPS63292860A (ja) * 1987-05-26 1988-11-30 Koole:Kk 電話装置
JPS6433253U (fr) * 1987-08-21 1989-03-01
USRE35758E (en) * 1988-10-06 1998-03-31 Golden Enterprises, Inc. Voice/data-formatted telephone information storage and retrieval system
SG91788A1 (en) * 1990-10-12 2002-10-15 Lucent Technologies Inc Automation of telephone operator assistance calls
JPH077250U (ja) * 1993-06-28 1995-01-31 武盛 豊永 内線直通電話装置

Also Published As

Publication number Publication date
JPS5690664A (en) 1981-07-22

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