KR970008922B1 - Selecting method of branch connection telephones - Google Patents

Selecting method of branch connection telephones Download PDF

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Publication number
KR970008922B1
KR970008922B1 KR94014357A KR19940014357A KR970008922B1 KR 970008922 B1 KR970008922 B1 KR 970008922B1 KR 94014357 A KR94014357 A KR 94014357A KR 19940014357 A KR19940014357 A KR 19940014357A KR 970008922 B1 KR970008922 B1 KR 970008922B1
Authority
KR
South Korea
Prior art keywords
unit
signal
calling
port
telephone
Prior art date
Application number
KR94014357A
Other languages
Korean (ko)
Other versions
KR960003214A (en
Inventor
Sung-Hyun Kim
Original Assignee
Samsung Electronics 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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Priority to KR94014357A priority Critical patent/KR970008922B1/en
Publication of KR960003214A publication Critical patent/KR960003214A/en
Application granted granted Critical
Publication of KR970008922B1 publication Critical patent/KR970008922B1/en

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/02—Calling substations, e.g. by ringing
    • 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
    • H04M3/54—Arrangements for diverting calls for one subscriber to another predetermined subscriber
    • H04M3/541—Arrangements for diverting calls for one subscriber to another predetermined subscriber based on information specified by the calling party

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephonic Communication Services (AREA)

Abstract

The selective reply apparatus and control method for branch connected telephone terminal unit makes it possible to call the desired telephone terminal among a number of telephone terminals which is branch connected on the telephone line. The selective reply apparatus and control method for branch connected telephone terminal unit includes; a) a switching unit(20) which connects and outputs the telephone line(10) to the first port, and replies to the switching control signal and connects the telephone line to the second port, b) an adjusting unit which is connected to the second port and adjusts the impedance between the telephone line and the telephone terminal, c) a self calling signal detection unit which replies when the ring signal of the first port includes the specified calling detection signal by generating a calling detection signal, and d) a control unit(32) which replies automatically by generating a switching control signal to the switching unit when a calling detection signal is generated from the self calling signal detection unit.
KR94014357A 1994-06-22 1994-06-22 Selecting method of branch connection telephones KR970008922B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR94014357A KR970008922B1 (en) 1994-06-22 1994-06-22 Selecting method of branch connection telephones

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR94014357A KR970008922B1 (en) 1994-06-22 1994-06-22 Selecting method of branch connection telephones

Publications (2)

Publication Number Publication Date
KR960003214A KR960003214A (en) 1996-01-26
KR970008922B1 true KR970008922B1 (en) 1997-05-30

Family

ID=19386026

Family Applications (1)

Application Number Title Priority Date Filing Date
KR94014357A KR970008922B1 (en) 1994-06-22 1994-06-22 Selecting method of branch connection telephones

Country Status (1)

Country Link
KR (1) KR970008922B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100710687B1 (en) * 2004-11-04 2007-04-24 (주) 아원 Call adaptor and method for notifying call forwarding and intercommunication using call adaptor

Also Published As

Publication number Publication date
KR960003214A (en) 1996-01-26

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