KR950022431A - Integrated Information Network Terminal - Google Patents

Integrated Information Network Terminal Download PDF

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Publication number
KR950022431A
KR950022431A KR1019930027364A KR930027364A KR950022431A KR 950022431 A KR950022431 A KR 950022431A KR 1019930027364 A KR1019930027364 A KR 1019930027364A KR 930027364 A KR930027364 A KR 930027364A KR 950022431 A KR950022431 A KR 950022431A
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KR
South Korea
Prior art keywords
interface
power supply
commercial power
nte
isdn
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Application number
KR1019930027364A
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Korean (ko)
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KR960004715B1 (en
Inventor
남윤석
한운영
차균현
이홍우
Original Assignee
양승택
재단법인 한국전자통신연구소
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Priority to KR1019930027364A priority Critical patent/KR960004715B1/en
Publication of KR950022431A publication Critical patent/KR950022431A/en
Application granted granted Critical
Publication of KR960004715B1 publication Critical patent/KR960004715B1/en

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/03—Hybrid circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/20—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Telephonic Communication Services (AREA)

Abstract

본 발명은 NTE(Network Terminal Equipment)와 종합정보 통신망(ISDN) 전화기 기능을 복합한 ISDN 단말장치에 관한 것으로, 2BIQ ECM선로부호로 2선 선로를 통하여 2B+D 신호를 망과 양방향으로 전송하기 위한 트랜스포머, 2선-4선 접속 하이브리드, 그리고 U인터페이스 소자를 구비하는 U인터페이스장치(31)와, 상기 U인터페이스장치(31)와 IOM 버스로 U인터페이스 소자와 접속되며 S인터페이스 선로와 연결되는 S인터페이스장치(33)을 구비하는 NTE(3); 상기 NTE(3)의 U인터페이스(32)에 접속하는 S인터페이스부(57)와, ISDN 계층2 기능을 수행하는 LAPD 제어부(55)와, AD/DA 변환기를 가지며 음성통화를 가능하게 하는 코덱(56)과, 착신번호등을 입력하는 키패드(53)와, 발신가입자 번호와 과금정보 그리고 단말기상태등을 출력하는 액정표시기(52)와, 단말기 동작상태를 모니터링할 수 있는 RS-232C 접속부(54), 그리고 ISDN 전화기 기능을 총괄 제어하며 ISDN계층3 및 호 제어 기능을 수행하는 프로세서부(51)를 구비하는 S인터페이스(5); 상용전원이 정상일 때 80V에서 260V 범위의 AC 전원을 입력하여 AC/DC 변환기를 거쳐 S 인터페이스로 급전하기 위한 +40V 전원을 제공하는 기능을 상용 급전부(62)와, 망으로 부터 급전을 받아 +5V로 상기 NTE(3)를 동작하게 하며 상용전원 비정상시에 전원으로 이용되는 망 급전부(61)와, 상기 망급전부(61)에 접속하여 상용전원 비정상시 극성 반전된 +40V를 비지정 단말에 공급하는 S 급전부(64)와, 상기 망급전부(61)와 상용급전부(62)와 연결되며 릴레이로 구성되어 상용 전원이 정상일 때 ISDN 전화기 기능이 상용전원으로 동작하고 상용전원이 비정상일때는 망급전으로 동작하도록 하는 급전스위치(63)를 구비하는 급전수단(6);을 구비한다.The present invention relates to an ISDN terminal device that combines NTE (Network Terminal Equipment) and ISDN telephone functions. The present invention relates to a 2BIQ ECM line code for transmitting 2B + D signals to a network in both directions. U interface device 31 including a transformer, a 2-wire to 4-wire connection hybrid, and a U interface device, and an S interface connected to the U interface device via an IOM bus and connected to an S interface line. An NTE 3 having a device 33; A codec having an S interface 57 connected to the U interface 32 of the NTE 3, a LAPD controller 55 performing an ISDN layer 2 function, an AD / DA converter, and enabling a voice call ( 56, a keypad 53 for inputting a called number and the like, a liquid crystal display 52 for outputting calling party number, billing information and terminal status, and an RS-232C connection unit 54 for monitoring terminal operating status And an S interface 5 having an overall control of the ISDN telephone function and a processor unit 51 for performing ISDN layer 3 and call control functions; When the commercial power supply is normal, the AC power supply of 80V to 260V can be input to provide + 40V power for supplying power to the S interface via the AC / DC converter. Operate the NTE 3 at 5V and connect the network feeder 61 to be used as a power source when the commercial power supply is abnormal, and + 40V of which polarity is reversed when the commercial power supply is abnormal to the non-designated terminal. It is connected to the S-feeding unit 64 to supply, the network feeder 61 and the commercial feeder 62, consisting of a relay, when the commercial power is normal, when the ISDN telephone function operates as a commercial power supply and the commercial power is abnormal And a feeding means (6) having a feeding switch (63) for operating in a power feeding.

Description

종합정보 통신망 단말장치Integrated Information Network Terminal

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

제4도는 본 발명에 따른 종합정보 통신망 단말기의 구조도.4 is a structural diagram of a general information network terminal according to the present invention;

Claims (1)

2BIQ ECM(Echo Cnacellation Method) 선로부호로 2선 선로를 통하여 2B＋D신호를 망과 양방향으로 전송하기 위한 트랜스포머, 2선-4선 접속 하이브리드(Hybrid), 그리고 U 인터페이스 소자(PEB2093)로 구비하는 U 인터페이스장치(31)와, 상기 U인터페이스장치(31)와 IOM (ISDN Oriented Module) 버스로 U 인터페이스 소자와 접속되며 S 인터페이스 선로와 연결되는 S인터페이스장치(33)을 구비하는 NTE(Network Terminal Equipment)(3) ; 상기 NTE (3)의 U 인터페이스(32)에 접속하는 S 인터페이스부(PEB2085)(57)와, ISDN 계층 2기능을 수행하는 LAPD 제어부(PEB2085)(55)와, AD/DA 변환기를 가지며 음성통화를 가능하게 하는 코덱(PEB2165)(56)과, 착신번호 등을 입력하는 키패드(53)와, 발신가입자 번호와 과금정보 그리고 단말기상태 등을 출력하는 액정 표시기(52)와, 단말기 동작상태를 모니터링할 수 있는 RS-232C 접속부(54), 그리고 ISDN 전화기 기능을 총괄 제어하며 ISDN 계층 3 및 호(CALL) 제어 기능을 수행하는 프로세서부(Intel87C252)(5)를 구비하는 S 인터페이스(5) ; 상용전원이 정상일 때 80V에서 260V 범위의 AC 전원을 입력하여 AC/DC 변환기를 거쳐 S 인터페이스로 급전하기 위한 ＋40V 전원을 제공하는 기능을 상용급전부(62)와, 망으로부터 급전을 받고 U 인터페이스 선로와 접속하여 항상 망으로부터 급전을 받아 ＋5V로 상기 NTE(3)를 동작하게 하며 상용전원 비정상시에 전원으로 이용되는 망급전부(61)와, 상기 망급전부(61)에 접속하여 상용전원 비정상시 극성 반전된 ＋40V를 비지정단말에 공급하는 S 급전부(64)와, 상기 망급전부(61)와 상용급전부(62)와 연결되며 릴레이로 구성되어 상용전원이 정상일 때 ISDN 전화기 기능이 상용전원으로 동작하고 상용전원이 비정상일 때는 망급전으로 동작하도록 하는 급전스위치(63)를 구비하는 급전수단(6)을 구비하는 것을 특징으로 하는 종합정보 통신망 단말장치.U interface with 2BIQ ECM (Echo Cnacellation Method) code, transformer for transmitting 2B + D signal in both directions to network through 2-wire line, 2-wire-4 wire hybrid, and U interface element (PEB2093) A network terminal equipment (NTE) having a device 31 and an S interface device 33 connected to an U interface element via an UOM device 31 and an IOM (ISDN Oriented Module) bus and connected to an S interface line ( 3); S interface part (PEB2085) 57 connected to the U interface 32 of the NTE 3, LAPD control part (PEB2085) 55 performing the ISDN layer 2 function, and AD / DA converter and voice call A codec (PEB2165) 56 for enabling the display, a keypad 53 for inputting a called number, etc., a liquid crystal display 52 for outputting a calling party number, billing information, and terminal status, and a terminal operating status are monitored. An S-interface 5 having an RS-232C connection unit 54 capable of performing an RS-232C connection, and a processor unit (Intel87C252) 5 which performs general control over ISDN telephone function and performs ISDN layer 3 and call control functions; When the commercial power supply is normal, the AC power supply in the range of 80V to 260V is supplied to provide + 40V power for supplying power to the S interface through the AC / DC converter. It is always connected to the power supply to operate the NTE (3) at + 5V, and is connected to the network feeder 61 used as a power supply when the commercial power supply is abnormal, and the polarity in the event of a commercial power supply abnormality by connecting to the network feeder 61. IS feeder is connected to commercial feeder 62 and S feeder 64 for supplying reversed + 40V to non-designated terminal. And a feeding means (6) having a feeding switch (63) for operating in a power feeding when the commercial power supply is abnormal. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019930027364A 1993-12-11 1993-12-11 Network termination unit of isdn KR960004715B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019930027364A KR960004715B1 (en) 1993-12-11 1993-12-11 Network termination unit of isdn

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019930027364A KR960004715B1 (en) 1993-12-11 1993-12-11 Network termination unit of isdn

Publications (2)

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KR950022431A true KR950022431A (en) 1995-07-28
KR960004715B1 KR960004715B1 (en) 1996-04-12

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KR1019930027364A KR960004715B1 (en) 1993-12-11 1993-12-11 Network termination unit of isdn

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100480298B1 (en) * 2001-10-13 2005-04-07 삼성전자주식회사 Telephone device for call stabilizing in no power operation and method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100480298B1 (en) * 2001-10-13 2005-04-07 삼성전자주식회사 Telephone device for call stabilizing in no power operation and method thereof

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Publication number Publication date
KR960004715B1 (en) 1996-04-12

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