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KR940017610A - How to connect external subscribers when calling internal subscribers of private exchange - Google Patents

How to connect external subscribers when calling internal subscribers of private exchange Download PDF

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Publication number
KR940017610A
KR940017610A KR1019920026822A KR920026822A KR940017610A KR 940017610 A KR940017610 A KR 940017610A KR 1019920026822 A KR1019920026822 A KR 1019920026822A KR 920026822 A KR920026822 A KR 920026822A KR 940017610 A KR940017610 A KR 940017610A
Authority
KR
South Korea
Prior art keywords
call
private exchange
subscriber
subscribers
difa
Prior art date
Application number
KR1019920026822A
Other languages
Korean (ko)
Other versions
KR960001085B1 (en
Inventor
강환종
박희범
Original Assignee
정장호
금성정보통신 주식회사
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 정장호, 금성정보통신 주식회사 filed Critical 정장호
Priority to KR1019920026822A priority Critical patent/KR960001085B1/en
Publication of KR940017610A publication Critical patent/KR940017610A/en
Application granted granted Critical
Publication of KR960001085B1 publication Critical patent/KR960001085B1/en

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Telephonic Communication Services (AREA)

Abstract

본 발명은 사설교환기 DID(Direcl Inward Dial)에서 내선가입자 통화중일 경우 외부가입자의 중요한 또는 기다리던 전화를 못받는 경우가 많아 외부 가입자에게 화음을 대신가입자와 통화하게 하는 사설교환기의 내부가입자 통화시 외부가입자 연결방법에 관한 것이다.According to the present invention, when an internal subscriber is in a private exchange DID (Direcl Inward Dial), the external subscriber often receives an important or awaited call from an external subscriber. It relates to the connection method.

Description

사설교환기의 내부가입자 통화시 외부가입자 연결방법How to connect external subscribers when calling internal subscribers of private exchange

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제2도는 본 발명에 따른 수동 DIFA동작 흐름도, 제3도는 본 발명에 따른 자동 DIFA 동작 흐름도, 제4도(a)내지 제4도(g)는 본 발명에 의한 사설교환기의 내부가입자 통화시 외부가입자 연결과정을 도시한 흐름도, 제5도는 본 발명을 적용하기 위한 사설교환기의 구성도.2 is a flowchart of a manual DIFA operation according to the present invention, FIG. 3 is a flowchart of an automatic DIFA operation according to the present invention, and FIGS. 4 (a) to 4 (g) illustrate an external subscriber call of the private exchange according to the present invention. 5 is a block diagram illustrating a subscriber connection process.

Claims (3)

사설교환기에서 전용선이나 국설교환기에서 들어오는 수신호를 수행할때 내선 즉 사설교환기 내의 호출된 가입자 또는 중계대기 통화중이거나 호를 받을 경우에 처해있을때 외부호출자에게 안내방송을 송출하여 사설교환기내에서 제공할 수 있는 기능(Redial, Group Hunt, Camp-on, Call-Wait등)이용할 수 있도록 수동 DIFA, 자동 DIFA에 의하여 외부호출자가 송수화기를 복구하고 다시 통화를 원하는 사설교환기 내의 가입자가 비화중일때가지 다이알 해야하는 불편함과 내선가입자가 통화중일때라도 언제나 호를 수신할수 있게하는 사설교환기의 내부 가입자 통화시 외부가입자 연결방법.When performing a hand signal coming from a leased line or a local exchange at a private exchange, an announcement may be sent to an external caller and provided in the private exchange when the subscriber is called on an extension, that is, during a call waiting or receiving a call. It is inconvenient to dial until the external caller recovers the handset by the manual DIFA and the automatic DIFA so that the subscriber within the private exchange who wants to call again is busy while using the available functions (Redial, Group Hunt, Camp-on, Call-Wait, etc.) A method of connecting an external subscriber to an internal subscriber call of a private exchange that allows the carrier and the subscriber to receive a call at all times, even when they are busy. 제1항에 있어서, 상기 수동 DIFA동작은 제2도에 도시된 순서로 이루어지는것을 특징으로 하는 사설교환기의 내부가입자 통화시 외부가입자 연결방법.The method of claim 1, wherein the manual DIFA operation is performed in the order shown in FIG. 2. 제1항에 있어서, 상기 자동 DIFA동작은 제3도에 도시된 순서로 이루어지는것을 특징으로 하는 사설교환기의 내부가입자 통화시 외부가입자 연결방법.The method of claim 1, wherein the automatic DIFA operation is performed in the order shown in FIG. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019920026822A 1992-12-30 1992-12-30 How to connect external subscribers when calling internal subscribers of private exchange KR960001085B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019920026822A KR960001085B1 (en) 1992-12-30 1992-12-30 How to connect external subscribers when calling internal subscribers of private exchange

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019920026822A KR960001085B1 (en) 1992-12-30 1992-12-30 How to connect external subscribers when calling internal subscribers of private exchange

Publications (2)

Publication Number Publication Date
KR940017610A true KR940017610A (en) 1994-07-27
KR960001085B1 KR960001085B1 (en) 1996-01-18

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019920026822A KR960001085B1 (en) 1992-12-30 1992-12-30 How to connect external subscribers when calling internal subscribers of private exchange

Country Status (1)

Country Link
KR (1) KR960001085B1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100469742B1 (en) * 1997-12-29 2005-05-03 삼성전자주식회사 How to set a dedicated CO line using the DIADI function in a private exchange system
KR100474686B1 (en) * 1995-03-31 2005-06-13 삼성전자주식회사 Emergency call notification method during a call

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100474686B1 (en) * 1995-03-31 2005-06-13 삼성전자주식회사 Emergency call notification method during a call
KR100469742B1 (en) * 1997-12-29 2005-05-03 삼성전자주식회사 How to set a dedicated CO line using the DIADI function in a private exchange system

Also Published As

Publication number Publication date
KR960001085B1 (en) 1996-01-18

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