JPH0154919B2 - - Google Patents

Info

Publication number
JPH0154919B2
JPH0154919B2 JP54167574A JP16757479A JPH0154919B2 JP H0154919 B2 JPH0154919 B2 JP H0154919B2 JP 54167574 A JP54167574 A JP 54167574A JP 16757479 A JP16757479 A JP 16757479A JP H0154919 B2 JPH0154919 B2 JP H0154919B2
Authority
JP
Japan
Prior art keywords
extension connection
extension
central office
office line
voice
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
JP54167574A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5690663A (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 JP16757479A priority Critical patent/JPS5690663A/ja
Publication of JPS5690663A publication Critical patent/JPS5690663A/ja
Publication of JPH0154919B2 publication Critical patent/JPH0154919B2/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)
JP16757479A 1979-12-25 1979-12-25 Acceptance system for extension connection information Granted JPS5690663A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16757479A JPS5690663A (en) 1979-12-25 1979-12-25 Acceptance system for extension connection information

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16757479A JPS5690663A (en) 1979-12-25 1979-12-25 Acceptance system for extension connection information

Publications (2)

Publication Number Publication Date
JPS5690663A JPS5690663A (en) 1981-07-22
JPH0154919B2 true JPH0154919B2 (zh) 1989-11-21

Family

ID=15852258

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16757479A Granted JPS5690663A (en) 1979-12-25 1979-12-25 Acceptance system for extension connection information

Country Status (1)

Country Link
JP (1) JPS5690663A (zh)

Families Citing this family (21)

* 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
US4783796A (en) * 1982-09-28 1988-11-08 Opcom PBX telephone call control system
JPS5986357A (ja) * 1982-11-10 1984-05-18 Nippon Telegr & Teleph Corp <Ntt> 自動交換電話装置
JPS59223052A (ja) * 1983-06-01 1984-12-14 Nec Corp 局線中継台制御方式
JPS60162364A (ja) * 1984-02-03 1985-08-24 Nippo Tsushin Kogyo Kk 音声による操作案内機能を有する通信システム
US4975941A (en) * 1984-03-26 1990-12-04 Dytel Corporation Call processor for facilitating call completions
JPS61169062A (ja) * 1985-01-22 1986-07-30 Oki Electric Ind Co Ltd ト−キ音送出装置
JPS62139491A (ja) * 1985-12-13 1987-06-23 Nec Corp 外線呼自動内線転送装置
JPS62139490A (ja) * 1985-12-13 1987-06-23 Nec Corp 外線呼自動内線転送システム
US4922519A (en) * 1986-05-07 1990-05-01 American Telephone And Telegraph Company Automated operator assistance calls with voice processing
US4797910A (en) * 1986-05-07 1989-01-10 American Telphone And Telegraph Company, At&T Bell Laboratories Automated operator assistance calls with voice processing
US4935958A (en) * 1986-09-22 1990-06-19 Dytel Corporation Busy/no-answer call completion equipment
US5027384A (en) * 1986-09-22 1991-06-25 Dytel Corporation Personalized automatic call routing
JPS63292860A (ja) * 1987-05-26 1988-11-30 Koole:Kk 電話装置
JP2800198B2 (ja) * 1988-09-29 1998-09-21 日本電気株式会社 自動着信呼分配方式
JPH0353649A (ja) * 1989-07-21 1991-03-07 Toshiba Corp 電話交換装置
JPH04100470A (ja) * 1990-08-20 1992-04-02 Nec Corp 電話交換システム
ATE165483T1 (de) * 1990-10-12 1998-05-15 At & T Corp Automatisierung von fernmeldeanrufen mit vermittlungshilfsplätzen
WO1992015166A1 (en) * 1991-02-21 1992-09-03 Vmx, Inc. Integrated application controlled call processing and messaging system
JP2757656B2 (ja) * 1992-03-05 1998-05-25 日本電気株式会社 第２ダイヤル受信方式
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
JPS5690663A (en) 1981-07-22

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