NL194109B - Two-way link coupling chain for an electronic home telephone system. - Google Patents

Two-way link coupling chain for an electronic home telephone system.

Info

Publication number
NL194109B
NL194109B NL9300792A NL9300792A NL194109B NL 194109 B NL194109 B NL 194109B NL 9300792 A NL9300792 A NL 9300792A NL 9300792 A NL9300792 A NL 9300792A NL 194109 B NL194109 B NL 194109B
Authority
NL
Netherlands
Prior art keywords
telephone system
home telephone
link coupling
way link
coupling chain
Prior art date
Application number
NL9300792A
Other languages
Dutch (nl)
Other versions
NL194109C (en
NL9300792A (en
Inventor
Kyung-Hwa Min
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
Publication of NL9300792A publication Critical patent/NL9300792A/en
Publication of NL194109B publication Critical patent/NL194109B/en
Application granted granted Critical
Publication of NL194109C publication Critical patent/NL194109C/en

Links

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
    • 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
    • H04Q3/627—Details
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M7/00—Arrangements for interconnection between switching centres
    • H04M7/0096—Trunk circuits
    • 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

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Telephonic Communication Services (AREA)
NL9300792A 1992-05-09 1993-05-10 Two-way link coupling chain for an electronic home telephone system. NL194109C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR920007883 1992-05-09
KR1019920007883A KR950012585B1 (en) 1992-05-09 1992-05-09 Direct inward outward dialing circuits

Publications (3)

Publication Number Publication Date
NL9300792A NL9300792A (en) 1993-12-01
NL194109B true NL194109B (en) 2001-02-01
NL194109C NL194109C (en) 2001-06-05

Family

ID=19332903

Family Applications (1)

Application Number Title Priority Date Filing Date
NL9300792A NL194109C (en) 1992-05-09 1993-05-10 Two-way link coupling chain for an electronic home telephone system.

Country Status (4)

Country Link
KR (1) KR950012585B1 (en)
DE (1) DE4315243B4 (en)
DK (1) DK176293B1 (en)
NL (1) NL194109C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19755452A1 (en) * 1997-12-01 1999-06-02 Elmeg Gmbh & Co Kg Kommunikati Telecommunication installation with terminal for connection to public telephone network

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3748396A (en) * 1971-04-14 1973-07-24 Itt Direct inward dialing trunk circuit
DE3306884A1 (en) * 1983-02-26 1984-08-30 Standard Elektrik Lorenz Ag, 7000 Stuttgart Signalling detector for telephone PBX systems with direct dialling-in
DE3328206A1 (en) * 1983-08-04 1985-02-21 Siemens AG, 1000 Berlin und 8000 München Circuit arrangement for multi-frequency receiver with frequency analysis of continuously alternating frequencies, received without interruption, in telephone systems
DE3343646A1 (en) * 1983-12-02 1985-06-13 Standard Elektrik Lorenz Ag, 7000 Stuttgart CIRCUIT ARRANGEMENT FOR DETECTING AND EVALUATING AC VOLTAGE SIGNALS ON OFF-LINE Veins
US4955047A (en) * 1984-03-26 1990-09-04 Dytel Corporation Automated attendant with direct inward system access
US4696028A (en) * 1984-03-26 1987-09-22 Dytel Corporation PBX Intercept and caller interactive attendant bypass system
CA1240088A (en) * 1985-11-20 1988-08-02 Mitel Corporation Solid state trunk circuit
US4914690A (en) * 1988-03-31 1990-04-03 Nicollet Technologies, Inc. Universal PBX interface
DE3822427C2 (en) * 1988-06-30 1997-06-05 Siemens Ag Current sensor for direct line extensions
FR2648662B1 (en) * 1989-06-19 1994-03-18 Alcatel Business Systems ANALOGUE NETWORK LINE JUNCTOR FOR PRIVATE TYPE TELEPHONE INSTALLATION

Also Published As

Publication number Publication date
NL194109C (en) 2001-06-05
DK176293B1 (en) 2007-06-18
NL9300792A (en) 1993-12-01
DK53193A (en) 1993-11-10
DE4315243A1 (en) 1993-11-11
KR930024387A (en) 1993-12-22
DE4315243B4 (en) 2006-05-18
DK53193D0 (en) 1993-05-06
KR950012585B1 (en) 1995-10-19

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
V1 Lapsed because of non-payment of the annual fee

Effective date: 20091201