KR950023071A - Network connection device of internal communication network of mobile communication system with redundant communication board - Google Patents

Network connection device of internal communication network of mobile communication system with redundant communication board Download PDF

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KR950023071A
KR950023071A KR1019930029173A KR930029173A KR950023071A KR 950023071 A KR950023071 A KR 950023071A KR 1019930029173 A KR1019930029173 A KR 1019930029173A KR 930029173 A KR930029173 A KR 930029173A KR 950023071 A KR950023071 A KR 950023071A
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South Korea
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board
communication
redundant
network connection
network
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KR1019930029173A
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Korean (ko)
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KR970000069B1 (en
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조광윤
최병철
이찬용
조무호
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양승택
재단법인 한국전자통신연구소
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Abstract

본 발명은 이동통신 시스팀의 내부통신망과의 신뢰성 있는 망접속을 수행하는 망접속장치를 제공하는데 그 목적이 있으며, 다수의 서브시스팀(2)과, 주(main)보드(5)를 구비한 운용/유지보수 서비시스팀(3)과, 다수의 서브시스팀(2)과 상기 운용/유지보수 서비시스팀(3)을 공통으로 연결하는 내부 통신망(1)을 구비한 이동통신 시스팀에 있어서, 상기 다수의 서브시스팀(2)으로부터 HDLC 링크를 통해 입력되는 메세지 프레임을 분석하여 HDLC 프로토콜의 계층 2기능을 수행하며, 상기 주 보드(1)로 데이타 전송을 S-버스를 통해 송수신하기 위해 서로간에 독립적인 채널을 두어 이중화 제어를 수행하는 이중화된 제1 및 제2통신망 접속보드(4,4')를 더 구비하도록 하였다.The present invention has an object to provide a network connection device for performing a reliable network connection with the internal communication network of the mobile communication system, the operation having a plurality of subsystem (2), the main board (5) A mobile communication system comprising a maintenance service system 3, an internal communication network 1 connecting a plurality of subsystems 2 and the operation / maintenance service system 3 in common, It performs layer 2 function of HDLC protocol by analyzing message frames inputted from subsystem 2 through HDLC link, and independent channels from each other to transmit and receive data transmission to main board 1 through S-bus. In order to perform the redundancy control, the first and second communication network connection boards 4 and 4 'are further provided.

Description

이중화된 통신용 보드를 구비한 이동통신 시스팀 내부 통신망의 망 접속장치Network connection device of internal communication network of mobile communication system with redundant communication board

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

제1도는 본 발명이 적용되는 통신 보드 및 주변 구성도,1 is a communication board and peripheral configuration to which the present invention is applied,

제2도는 본 발명에 의한 통신 보드의 기능 블럭 구성도,2 is a functional block diagram of a communication board according to the present invention,

제3도는 이중화 구현을 위한 세부 구성도,3 is a detailed configuration diagram for implementing redundancy,

제4도는 HDLC 링크 정합부 세부 구성도.4 is a detailed configuration diagram of the HDLC link matching unit.

Claims (2)

다수의 서브시스팀(2)과, 주(main)보드(5)를 구비한 운용/유지보수 서비시스팀(3)과, 다수의 서브시스팀(2)과 상기 운용/유지보수 서비시스팀(3)을 공통으로 연결하는 내부 통신망(1)을 구비한 이동통신 시스팀에 있어서, 상기 다수의 서브시스팀(2)으로부터 HDLC 링크를 통해 입력되는 메세지 프레임을 분석하여 HDLC 프로토콜의 계층 2기능을 수행하며, 상기 주 보드(1)로 데이타 전송을 S-버스를 통해 송수신하기 위해 서로간에 독립적인 채널을 두어 이중화 제어를 수행하는 이중화된 제1 및 제2통신망 접속보드(4,4')를 더 구비하도록 하되, 상기 제1 및 제2 통신망 접속보드(4,4') 각각은, 내부 버스에 연결된 프로그램이 가능한 메모리(12)와, 내부 버스에 연결된 정적 메모리(13)와, 내부버스를 이용하여 보드 내의 소자들을 액세스하여 제어하는 멀티프로토콜 프로세서(11)와, 클럭 발생회로 및 분주회로로 구성되며 본 발명의 멀티프로토콜 프로세서(11)의 구동클럭, 각종 타이머의 기준 클럭, HDLC 송수신 기준 클럭 신호를 제공하는 클럭 발생부 및 분주부(14)와, 전원이 공급될 때와 리셋 스위치에 의한 리셋 신호를 보드내의 멀티프로토콜 프로세서(11)로 보내어 동작상의 동기를 유지하도록 하는 리셋 회로부(15)와, 보드내의 각 소자들을 제어할 수 있도록 선택 기호를 발생시키는 어드레스 디코더부(16)와, 주 보드(1)와 통신용 보드간의 데이타 및 제어신호 전달을 인터페이스 하는 S-버스 정합부(17)와, 상기 멀티프로토콜 프로세서(11)의 제어를 받아 S-버스 확장 슬롯에 연결된 통신용 보드의 기능 수행이 불가한 고장 상태가 발생되면 정상인 보드로 절체 기능을 수행하는 이중화 절체 제어부(18)와, 상기 HDLC 링크를 통해 HADLC 프레임을 송수신하며 RS-422 전기적 특성을 가지는 통신망 접속부(19)를 구비하는 것을 특징으로 하는 이중화된 통신용 보드를 구비한 이동통신 시스팀 내부 통신망의 접속장치.Operating / maintenance service system 3 having a plurality of subsystems 2, a main board 5, a plurality of subsystems 2 and the operation / maintenance service system 3; In a mobile communication system having an internal communication network (1) connected in common, a message frame input from the plurality of subsystems (2) via the HDLC link is analyzed to perform the layer 2 function of the HDLC protocol. In order to transmit and receive data through the S-bus to the board (1) to have a separate channel between each other to perform the redundant control first and second communication network connection board (4, 4 '), Each of the first and second communication network connection boards 4 and 4 'includes a programmable memory 12 connected to an internal bus, a static memory 13 connected to an internal bus, and an element on the board using an internal bus. Protocols to access and control them A clock generator and a divider 14 which are composed of a processor 11, a clock generator circuit and a divider circuit, and which provide a driving clock, a reference clock of various timers, and an HDLC transmit / receive reference clock signal of the multiprotocol processor 11 of the present invention. And a reset circuit section 15 for controlling the operation of each element in the board, when the power is supplied and the reset signal sent by the reset switch to the multiprotocol processor 11 in the board to maintain operation synchronization. Under the control of the multi-protocol processor 11, an address decoder 16 for generating a symbol, an S-bus matching unit 17 for interfacing data and control signals between the main board 1 and a communication board; If a failure state in which a communication board connected to the S-bus expansion slot occurs that does not occur, a redundant transfer control unit 18 that performs a transfer function to a normal board and the HDLC link. HADLC send and receive frames and RS-422 connection system for a mobile communication systems, the interconnection network having a redundant communication board comprising the connection network (19) having an electrical characteristic. 제1항에 있어서, 상기 이중화 절체 제어부(18)는, PAL(Programmable Array Logic)로 구성되고 보드 내부에서 발생된 고장으로 인한 절제요인의 신호를 인식하여 절체요구 신호를 상대방 보드로 전달하도록 구성되는 것을 특징으로 하는 이중화된 통신용 보드를 구비한 이동통신 시스팀 내부 통신망의 망 접속장치.According to claim 1, The redundant switching control unit 18, PAL (Programmable Array Logic) is configured to recognize the signal of the ablation factor due to a failure generated in the board and to transfer the transfer request signal to the counterpart board A network connection device of an internal communication network of a mobile communication system having a redundant communication board. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019930029173A 1993-12-22 1993-12-22 Internal network interface for mobile communication system KR970000069B1 (en)

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KR970000069B1 KR970000069B1 (en) 1997-01-04

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100237360B1 (en) * 1996-12-30 2000-01-15 김영환 Algorism for controlling dual station in satellite transmission system
KR20000073805A (en) * 1999-05-14 2000-12-05 김영환 Cutting method in network error of the mobile communication system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100237360B1 (en) * 1996-12-30 2000-01-15 김영환 Algorism for controlling dual station in satellite transmission system
KR20000073805A (en) * 1999-05-14 2000-12-05 김영환 Cutting method in network error of the mobile communication system

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