KR100285717B1 - Method of directly converting signals in exchange system - Google Patents

Method of directly converting signals in exchange system Download PDF

Info

Publication number
KR100285717B1
KR100285717B1 KR1019970078181A KR19970078181A KR100285717B1 KR 100285717 B1 KR100285717 B1 KR 100285717B1 KR 1019970078181 A KR1019970078181 A KR 1019970078181A KR 19970078181 A KR19970078181 A KR 19970078181A KR 100285717 B1 KR100285717 B1 KR 100285717B1
Authority
KR
South Korea
Prior art keywords
signal
idlc
subscriber
function
exchange
Prior art date
Application number
KR1019970078181A
Other languages
Korean (ko)
Other versions
KR19990058097A (en
Inventor
변정인
Original Assignee
윤종용
삼성전자주식회사
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 윤종용, 삼성전자주식회사 filed Critical 윤종용
Priority to KR1019970078181A priority Critical patent/KR100285717B1/en
Publication of KR19990058097A publication Critical patent/KR19990058097A/en
Application granted granted Critical
Publication of KR100285717B1 publication Critical patent/KR100285717B1/en

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0016—Arrangements providing connection between exchanges
    • H04Q3/0025—Provisions for signalling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M7/00—Arrangements for interconnection between switching centres
    • H04M7/12—Arrangements for interconnection between switching centres for working between exchanges having different types of switching equipment, e.g. power-driven and step by step or decimal and non-decimal
    • H04M7/1205—Arrangements for interconnection between switching centres for working between exchanges having different types of switching equipment, e.g. power-driven and step by step or decimal and non-decimal where the types of switching equipement comprises PSTN/ISDN equipment and switching equipment of networks other than PSTN/ISDN, e.g. Internet Protocol networks
    • H04M7/121—Details of network access arrangements or protocols
    • H04M7/122—Details of network access arrangements or protocols where the PSTN/ISDN access is used as an access to networks other than PSTN/ISDN

Abstract

PURPOSE: A method for directly converting a subscriber signal in a switching system is provided to directly convert a subscriber signal into an IDLC(Integrated Digital Loop Carrier) signal in order to connect a subscriber terminal not having an IDLC AN(Access Network) function to an exchange having an IDLC LE(Local Exchange) function. CONSTITUTION: In the case of connecting a subscriber terminal(40) not having an IDLC AN function to an exchange(10) having an IDLC LE function, an IDLC AN(21) is only required. The IDLC AN(21) contains a protocol processing part(22), a signal transfer part(24), and a signal conversion part(23). The signal conversion part(23) receives a subscriber signal from the subscriber terminal(40) through an E1 link and separates the received signal into a voice signal and an ISDN information signal. The separated signals are supplied to the protocol processing part(22) through the signal transfer part(24). The protocol processing part(22) executes IDLC protocol processing for the voice signal and the ISDN information signal and transmits them to the exchange(10).

Description

교환시스템에서의 가입자 신호 직접변환방법{METHOD OF DIRECTLY CONVERTING SIGNALS IN EXCHANGE SYSTEM}Method of direct conversion of subscriber signal in exchange system {METHOD OF DIRECTLY CONVERTING SIGNALS IN EXCHANGE SYSTEM}

본 발명은 교환망 시스템의 신호 처리방법에 관한 것으로, 특히 교환시스템에서IDLC AN(Integrate Digital Loop Carrier Access Network)기능이 없는 가입자 단국장치를 IDLC LE(Integrate Digital Loop Carrier Local Exchange)기능을 가지는 교환기와 접속시키고자 할 경우에 가입자 신호를 IDLC신호로 직접 변환하는 방법에 관한 것이다.The present invention relates to a signal processing method of a switching network system, and more particularly, to connect a subscriber station apparatus without an IDLC AN (Integrate Digital Loop Carrier Access Network) function to an exchange having an IDLC LE (Integrate Digital Loop Carrier Local Exchange) function. The present invention relates to a method of directly converting a subscriber signal into an IDLC signal.

통상적으로, 도 1과 같은 교환망 시스템에서 IDLC AN(Access Network)기능이 없는 가입자 단국장치 40을 IDLC LE(Local Exchange)기능을 가지는 교환기 10과 접속시키고자 할 경우에는 백-대-백(back to back)으로 단국을 서로 연결하고, 다시 IDLC AN기능을 가지는 단국 30과 다시 연결을 하여야 한다. 즉, 단국 B (40)의 가입자(전화 가입자 및 ISDN가입자)선(a, b와이어)상의 신호는 E1신호로 다중화되어 단국 A(30)로 전송이 되고, 단국 A(30)는 전송된 신호를 다시 역다중화하여 가입자(전화 가입자 및 ISDN가입자)선(a, b와이어)상의 신호로 분리한 후, IDLC AN(20)으로 전송한다. 상기 IDLC AN(20)는 상기 선(a, b와이어)상의 신호를 IDLC V5.1혹은 V5.2신호로 변환하여 상기 IDLC LE(Local Exchange)기능을 가지는 교환기 10으로 전송한다.In general, in a switching network system as shown in FIG. 1, when a subscriber station apparatus 40 without an IDLC AN (Access Network) function is connected to an exchange 10 having an IDLC LE (Local Exchange) function, In this case, the stations should be connected to each other and back to the stations 30 with IDLC AN. That is, the signal on the subscriber (telephone subscriber and ISDN subscriber) lines (a, b wire) of the station B 40 is multiplexed into an E1 signal and transmitted to the station A 30. Demultiplexing again to separate the signal on the subscriber (telephone subscriber and ISDN subscriber) line (a, b wire), and then transmit to the IDLC AN (20). The IDLC AN 20 converts a signal on the wires a and b into an IDLC V5.1 or V5.2 signal and transmits the signal to the switch 10 having the IDLC LE (Local Exchange) function.

따라서, IDLC AN 기능이 없는 가입자 단국장치들이 다수로 존재하는 종래의 경우에 IDLC LE 기능을 가지는 교환기와 접속시키면 망 시스템이 커지고, 백-대-백으로 단국을 서로 연결하고 다시 IDLC AN기능을 가지는 단국장치와 연결을 하여야 하는데 따른 설치부담이 있고, 비용이 증가되는 문제가 있었다. 또한, 망 운용상의 효율이 저하되고 처리속도가 느려지는 단점이 있다.Therefore, in the conventional case where a large number of subscriber station devices without IDLC AN function exist, connecting to an exchange having an IDLC LE function increases the network system, and connects the end stations to each other back-to-back and again has an IDLC AN function. There is a problem in that the installation burden due to the connection with the station apparatus, the cost is increased. In addition, there is a disadvantage in that the efficiency of the network operation is lowered and the processing speed is lowered.

본 발명의 목적은 IDLC AN기능이 없는 가입자 단국장치를 IDLC LE기능을 가지는 교환기와 접속시키고자 할 경우에 가입자 신호를 IDLC신호로 직접 변환하는 방법을 제공함에 있다.An object of the present invention is to provide a method for directly converting a subscriber signal into an IDLC signal when a subscriber station apparatus without an IDLC AN function is to be connected to an exchange having an IDLC LE function.

본 발명의 다른 목적은 교환시스템에서 설치부담이 적고, 비용이 저렴하며 망 운용상의 효율이 개선되는 교환시스템에서의 가입자 신호 직접변환방법을 제공함에 있다.Another object of the present invention is to provide a method for directly converting a subscriber signal in an exchange system in which an installation burden is low, a cost is low, and an efficiency in network operation is improved.

상기한 목적들을 달성하기 위해 본 발명은, 교환시스템에서의 신호 처리방법에 있어서: IDLC AN 기능이 없는 가입자 단국장치로 부터의 가입자 신호를 E1링크를 통하여 수신하고 음성신호 및 ISDN정보신호를 분리하는 단계와; 상기 음성신호를 가상적인 가입자 신호로 간주하고 IDLC 프로토콜 처리를 행한 후 IDLC LE 기능을 가지는 교환기로 전송하며, 상기 ISDN정보신호의 경우에는 D채널을 3DSO로 분리하고 IDLC 프로토콜 처리를 행한 후 상기 교환기로 전송하는 단계와; 상기 교환기로부터 출력되는 IDLC 신호를 E1링크를 통하여 수신한 경우에는 상기 IDLC AN 기능이 없는 가입자 단국장치에 맞는 포맷의 가입자 신호로 변환하여 상기 가입자 단국장치의 E1링크로 전송하는 단계를 가짐을 특징으로 한다.In order to achieve the above objects, the present invention provides a signal processing method in a switching system: receiving a subscriber signal from a subscriber station apparatus without an IDLC AN function through an E1 link and separating a voice signal and an ISDN information signal. Steps; The voice signal is regarded as a virtual subscriber signal and the IDLC protocol processing is performed and transmitted to an exchange having an IDLC LE function.In the case of the ISDN information signal, the D channel is separated into a 3DSO and the IDLC protocol processing is performed. Transmitting; When the IDLC signal output from the exchange is received through the E1 link, converting the signal into a subscriber signal having a format suitable for the subscriber station without the IDLC AN function, and transmitting the same to the E1 link of the subscriber station. do.

본 발명의 타의 목적 및 이점은 첨부도면과 함께 설명되는 하기 설명에 의해 명확하게 나타날 것이다.Other objects and advantages of the invention will be apparent from the following description taken in conjunction with the accompanying drawings.

도 1은 종래 기술에 따른 블록 도면.1 is a block diagram according to the prior art;

도 2는 본 발명의 실시예에 따른 블록도.2 is a block diagram according to an embodiment of the present invention.

이하에서, 교환시스템에서의 가입자 신호 직접변환방법에 대한 본 발명의 바람직한 실시예가 상세히 설명된다.In the following, a preferred embodiment of the present invention for a direct subscriber signal conversion method in an exchange system is described in detail.

도 2는 본 발명의 일실시예에 따른 하드웨어적 도면이다. 도 2를 참조하면, IDLC AN(Integrate Digital Loop Carrier Access Network)기능이 없는 가입자 단국장치 40을 IDLC LE(Integrate Digital Loop Carrier Local Exchange)기능을 가지는 교환기 10과 접속시키고자 할 경우에, IDLC AN(21)만이 구비된다. 여기서, 가입자 단국장치 40은 예를 들면, D4 P32T, IM, FLC, A/B 개량형 등의 장치와 같이, IDLC AN기능을 보유하지 못한 시스템들이다. 이러한 장치는 E1링크를 통해 음성가입자 신호를 받은 경우에 신호를 CAS방식을 이용하여 E1프레임내의 신호채널에 해당 훅크 온/오프 신호를 전송하며, ISDN신호를 받은 경우에 3 DSO(64Kbps)의 형태로 전송한다. 참고적으로 IDLC(Integrate Digital Loop Carrier) 프로토콜은 교환기와 가입자 단국장치와의 사이에 전화/음성/데이터 호를 설정하는 프로토콜을 말하며, DSO는 64Kbps 채널 1개를 말한다.2 is a hardware diagram according to an embodiment of the present invention. Referring to FIG. 2, when a subscriber station 40 without an IDLC AN (Integrate Digital Loop Carrier Access Network) function is connected to an exchange 10 having an IDLC LE (Integrate Digital Loop Carrier Local Exchange) function, an IDLC AN ( 21) only. Here, the subscriber station apparatus 40 is a system that does not have an IDLC AN function, such as, for example, a device such as a D4 P32T, IM, FLC, A / B improved type. Such a device transmits the corresponding hook on / off signal to the signal channel in the E1 frame by using the CAS method when the voice subscriber signal is received through the E1 link, and in the form of 3 DSO (64 Kbps) when the ISDN signal is received. To send. For reference, the Integrated Digital Loop Carrier (IDLC) protocol refers to a protocol for establishing a telephone / voice / data call between an exchange and a subscriber station, and a DSO refers to one 64 Kbps channel.

상기 IDLC AN(21)은 내부에 프로토콜 처리부 22, 신호 전달부 24, 신호 변환부 23을 가진다. 상기 신호 변환부 23은 IDLC AN 기능이 없는 가입자 단국장치 40으로 부터의 가입자 신호를 E1링크를 통하여 수신하고 음성신호 및 ISDN정보신호를 분리하는 기능을 한다. 상기 분리된 음성신호 및 ISDN정보신호는 상기 신호 전달부 24를 통하여 상기 프로토콜 처리부 22에 인가된다. 상기 프로토콜 처리부 22는 상기 음성신호를 가상적인 가입자 신호로 간주하고 IDLC 프로토콜 처리를 행한 후 IDLC LE 기능을 가지는 교환기 10으로 전송하며, 상기 ISDN정보신호의 경우에는 D채널을 3DSO로 분리하고 IDLC 프로토콜 처리를 행한 후 상기 교환기 10으로 전송한다. 한편, 상기 교환기 10로부터 출력되는 IDLC 신호는 E1링크를 통하여 프로토콜 처리부 22에 인가되고, 이 경우에는 상기 IDLC AN 기능이 없는 가입자 단국장치에 맞는 포맷의 가입자 신호로 상기 프로토콜 처리부 22에 의해 변환된다. 이는 상기 가입자 단국장치 40의 E1링크로 전송된다.The IDLC AN 21 has a protocol processor 22, a signal transmitter 24, and a signal converter 23 therein. The signal conversion unit 23 receives a subscriber signal from the subscriber station apparatus 40 having no IDLC AN function through the E1 link and separates a voice signal and an ISDN information signal. The separated voice signal and the ISDN information signal are applied to the protocol processor 22 through the signal transmitter 24. The protocol processor 22 regards the voice signal as a virtual subscriber signal, performs IDLC protocol processing, and transmits the same to the switch 10 having an IDLC LE function.In the case of the ISDN information signal, the D channel is separated into 3DSOs and the IDLC protocol processing is performed. After performing the transfer to the exchange 10. On the other hand, the IDLC signal output from the exchange 10 is applied to the protocol processing unit 22 through the E1 link, and in this case, is converted by the protocol processing unit 22 into a subscriber signal having a format suitable for the subscriber station without the IDLC AN function. This is transmitted to the E1 link of the subscriber station 40.

전술된 바와 같이 본 발명의 실시예는 도면을 참조하여 예를 들어 설명되었지만, 사안이 허용하는 범위에서 다양한 변화와 변경이 가능함은 물론이다.As described above, the embodiments of the present invention have been described with reference to the drawings, for example, but various changes and modifications can be made within the scope allowed by the matter.

상기한 본 발명의 방법에 따르면, 가입자 신호를 직접 변환하므로, 교환시스템에서 설치부담이 적고, 비용이 저렴하며 망 운용상의 효율이 개선되는 효과가 있다.According to the method of the present invention, since the direct conversion of the subscriber signal, there is an effect that the installation burden in the exchange system, the cost is low, and the efficiency in network operation is improved.

Claims (3)

교환시스템에서의 신호 처리방법에 있어서,In the signal processing method in the switching system, IDLC AN 기능이 없는 가입자 단국장치로 부터의 가입자 신호를 E1링크를 통하여 수신하고 음성신호 및 ISDN정보신호를 분리하는 단계와;Receiving a subscriber signal from a subscriber station without an IDLC AN function through an E1 link and separating a voice signal and an ISDN information signal; 상기 음성신호를 가상적인 가입자 신호로 간주하고 IDLC 프로토콜 처리를 행한 후 IDLC LE 기능을 가지는 교환기로 전송하며, 상기 ISDN정보신호의 경우에는 D채널을 3DSO로 분리하고 IDLC 프로토콜 처리를 행한 후 상기 교환기로 전송하는 단계와;The voice signal is regarded as a virtual subscriber signal and the IDLC protocol processing is performed and transmitted to an exchange having an IDLC LE function.In the case of the ISDN information signal, the D channel is separated into a 3DSO and the IDLC protocol processing is performed. Transmitting; 상기 교환기로부터 출력되는 IDLC 신호를 E1링크를 통하여 수신한 경우에는 상기 IDLC AN 기능이 없는 가입자 단국장치에 맞는 포맷의 가입자 신호로 변환하여 상기 가입자 단국장치의 E1링크로 전송하는 단계로 이루어짐을 특징으로 하는 교환시스템에서의 가입자 신호 직접변환방법.When the IDLC signal output from the exchange is received through the E1 link, converting the signal into a subscriber signal having a format suitable for the subscriber station without the IDLC AN function and transmitting the same to the E1 link of the subscriber station. Subscriber signal direct conversion method in the switching system. 제1항에 있어서, 상기 3DSO는 64Kbps임을 특징으로 하는 교환시스템에서의 가입자 신호 직접변환방법.The method of claim 1, wherein the 3DSO is 64Kbps. 제1항에 있어서, 상기 IDLC AN 기능이 없는 가입자 단국장치에 맞는 포맷의 가입자 신호로의 변환은 IDLC 프로토콜 처리부에 의해 수행됨을 특징으로 하는 교환시스템에서의 가입자 신호 직접변환방법.The method as claimed in claim 1, wherein the conversion into a subscriber signal having a format suitable for a subscriber station without the IDLC AN function is performed by an IDLC protocol processing unit.
KR1019970078181A 1997-12-30 1997-12-30 Method of directly converting signals in exchange system KR100285717B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019970078181A KR100285717B1 (en) 1997-12-30 1997-12-30 Method of directly converting signals in exchange system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019970078181A KR100285717B1 (en) 1997-12-30 1997-12-30 Method of directly converting signals in exchange system

Publications (2)

Publication Number Publication Date
KR19990058097A KR19990058097A (en) 1999-07-15
KR100285717B1 true KR100285717B1 (en) 2001-04-02

Family

ID=37514480

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019970078181A KR100285717B1 (en) 1997-12-30 1997-12-30 Method of directly converting signals in exchange system

Country Status (1)

Country Link
KR (1) KR100285717B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR19990064797A (en) * 1999-05-10 1999-08-05 서보권 The digital network connecting device between relay transmission section using exchanger.
KR100301295B1 (en) * 1999-08-20 2001-11-01 서평원 A device of sensing pulse signal for optical signal transmitting system

Also Published As

Publication number Publication date
KR19990058097A (en) 1999-07-15

Similar Documents

Publication Publication Date Title
US5033062A (en) Digital modem
JP2635190B2 (en) A personal computer connection device to the telephone network.
US5661785A (en) Flexible telecommunications line interface
US6470046B1 (en) Apparatus and method for a combined DSL and voice system
JPS59500037A (en) A digital loop transceiver for interfacing a digital PABX to a digital subscriber set via subscriber lines.
US5627539A (en) Bidirectional signalling mechanism for interfacing computing devices to the analog telephone network
WO2000064196A1 (en) Fiber-optic subscriber transmission system
JPH01162454A (en) Sub-rate exchanging system
JPH05260046A (en) Device for adapting interface to digital communication network
WO1999033251A3 (en) Routing call processing communications in a telecommunications system
KR100285717B1 (en) Method of directly converting signals in exchange system
KR100203355B1 (en) Ct-2
KR100317251B1 (en) Apparatus for multiplexing line
KR100425985B1 (en) Apparatus For D-Channel Packet Data Processing In Switching System
JPS62143531A (en) Method and device for making multiplex communication of sound and data
JPS6120458A (en) Busy tone signal converting circuit
KR100303301B1 (en) Computer-telephony integration system having ethernet data communication apparatus
KR0159544B1 (en) Packet network interfacing apparatus of isdn subscribers
JP2734235B2 (en) D-channel packet communication system for non-packet data
KR960013266B1 (en) Modem data communication
JPS59131245A (en) Exchange of data line
KR950022664A (en) Digital key phone system which can connect to ISDN network
KR0176398B1 (en) Method for adapting remote switching device for full electronic switching system
JPS63107358A (en) Simultaneous transmission system for voice and data
KR950002509A (en) Primary Group Speed Interface Device of Medium Capacity Private Switching System for Integrated Communication Network

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20061220

Year of fee payment: 7

LAPS Lapse due to unpaid annual fee