KR100253554B1 - Network Implementation Method of Digital Optical Transmission Device - Google Patents

Network Implementation Method of Digital Optical Transmission Device Download PDF

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KR100253554B1
KR100253554B1 KR1019970077603A KR19970077603A KR100253554B1 KR 100253554 B1 KR100253554 B1 KR 100253554B1 KR 1019970077603 A KR1019970077603 A KR 1019970077603A KR 19970077603 A KR19970077603 A KR 19970077603A KR 100253554 B1 KR100253554 B1 KR 100253554B1
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optical transmission
signals
channels
transmission system
signal
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KR1019970077603A
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KR19990057545A (en
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김우섭
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서평원
엘지정보통신주식회사
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/08—Configuration management of networks or network elements
    • H04L41/0803—Configuration setting
    • H04L41/0823—Configuration setting characterised by the purposes of a change of settings, e.g. optimising configuration for enhancing reliability
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/40—Transceivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/40—Bus networks

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Optical Communication System (AREA)
  • Small-Scale Networks (AREA)

Abstract

PURPOSE: A method for implementing a network in a digital optical transmission device is provided to maximize a capacity of subscriber signals by implementing a HUB function and allowing all or part of the group signal to be added/dropped if the corresponding group signal is to be through in case of linear ADM(ADD/DROP Multiplexer). CONSTITUTION: A plurality of subscriber signals(channels) among a number of optical transmission systems are physically through on a transmission line to be transceived in two-way. Any time slot is set at through on the above transmission line. Depending on add/drop signals inputted from external by the above set time slot, for all or part of a plurality of subscriber signals(channels) among a number of optical transmission systems, combined signals of the signals(channels) selected on the transmission line are combined, and divided signals of the selected signals are divided.

Description

디지털 광 전송장치의 네트워크 구현방법Network Implementation Method of Digital Optical Transmission Device

본 발명은 디지털 광 전송장치의 네트워크 구현방법에 관한 것으로, 특히 허브망(HUB)기능을 구현하고 리니어(Linear) 에이디엠(ADM:ADD/DROP Multiplexer)에서 해당 그룹 신호를 스루(Through)시킬 경우 일부 또는 전체를 결합/분기 (ADD/DROP)할 수 있도록 하여 가입자 신호에 대한 용량을 최적화하도록 한 디지털 광 전송장치의 네트워크 구현방법에 관한 것이다.The present invention relates to a network implementation method of a digital optical transmission device, and more particularly, to implement a hub network (HUB) function and through a corresponding group signal in a linear ADDM (ADD / DROP Multiplexer). The present invention relates to a network implementation method of a digital optical transmission device capable of combining / branching (ADD / DROP) some or all of them to optimize capacity for subscriber signals.

종래의 광전송장치의 네트워크 구현 방식은 크게 점대점(Point-To-Point) 방식과 리니어(Linear) ADM(ADD/DROP Multiplexer) 방식과 링(Ring)망 방식으로 분류 적용된다.The network implementation of the conventional optical transmission apparatus is classified into a point-to-point method, a linear ADM (ADD / DROP Multiplexer) method, and a ring network method.

먼저, 첫째로 제1a도에 도시된 바와 같이, 점대점(Point-To-Point) 방식은 상호 시스템간에 1 : 1로 이뤄진다.First, as shown in FIG. 1A, the point-to-point method is 1: 1.

즉, DIA#(1-N)의 입력신호를 제1광전송시스템(U1)에서 광신호로 변환하여 제2광전송시스템(U2)의 TOA#(1-N) 출력 신호로 전송한다.That is, the input signal of DIA # (1-N) is converted into the optical signal in the first optical transmission system U1 and transmitted as the TOA # (1-N) output signal of the second optical transmission system U2.

한편, 제2광전송시스템(U2)은 입력되는 TIA#(1-N) 입력신호를 광신호로 변환하여 제1광전송시스템(U1)의 DOA#(1-N) 출력 신호로 1 : 1 로 전송해 준다.Meanwhile, the second optical transmission system U2 converts an input TIA # (1-N) input signal into an optical signal and transmits the signal as a DOA # (1-N) output signal of the first optical transmission system U1 as 1: 1. Do it.

또한, DIB#(1-N), DOB#(1-N), TIB#(1-N), TOB#(1-N)의 신호도 상기와 같은 방법으로 동일하게 1 : 1 대응으로 전송해 준다.Also, the signals of DIB # (1-N), DOB # (1-N), TIB # (1-N), and TOB # (1-N) are also transmitted in the same manner as above in a 1: 1 correspondence. give.

그리고, 둘째로 제1b에 도시된 바와 같이, 리니어(Linear) ADM(ADD/DROP Multiplexer)망 시스템 구성으로 상기의 점대점(Point-To-Point)망사이에 1개의 시스템이 추가되어 가입자 신호를 결합-분기(ADD-DROP)의 기능을 갖는다.Secondly, as shown in FIG. 1B, one system is added between the point-to-point networks in a linear ADM (ADD / DROP Multiplexer) network system to combine subscriber signals. Has the function of a branch (ADD-DROP).

즉, DIA#(1-N)의 입력신호를 제1광전송시스템(U1)에서 광신호로 변환하여 제2광전송시스템(U2)으로 전송하면 상기 제2광전송시스템(U2)은 제3광전송시스템(U3)으로 신호를 전송하기 위해서 스루(Through)시킨다.That is, when the input signal of DIA # (1-N) is converted into the optical signal in the first optical transmission system U1 and transmitted to the second optical transmission system U2, the second optical transmission system U2 is connected to the third optical transmission system ( Through to transmit signal to U3).

한편, 제3광전송시스템(U3)은 입력되는 TIA#(1-N) 입력신호를 광신호로 변환하여 제2광전송시스템(U2)을 걸쳐 제1광전송시스템(U1)의 DOA#(1-N) 출력 신호로 1 : 1로 전송해 준다.Meanwhile, the third optical transmission system U3 converts the input TIA # (1-N) input signal into an optical signal to convert the DOA # (1-N) of the first optical transmission system U1 across the second optical transmission system U2. ) 1: 1 as an output signal.

또한, DIB#(1-N), DOB#(1-N) 입, 출력신호를 제1광전송시스템(U1)에서 광신호로 변환하여 제2광전송시스템(U2)의 결합/분기(ADD/DROP) 모드의 선택에 따라 제2광전송시스템(U2)의 TIB#(1-N), TOB#(1-N) 입,출력 신호로 전송하게 된다.In addition, the DIB # (1-N) and DOB # (1-N) input / output signals are converted into optical signals in the first optical transmission system U1 to combine / branch the second optical transmission system U2 (ADD / DROP). TIB # (1-N) and TOB # (1-N) of the second optical transmission system U2 according to the selection of the It is transmitted by input and output signal.

셋째로, 제1c도에 도시된 바와 같이 링(Ring)망 방식은 시스템이 환형으로 구성되며 각 시스템은 결합-분기(ADD-DROP)의 기능을 갖고 가입자 신호를 원하는 시스템으로 전송하게 된다.Thirdly, as shown in FIG. 1C, the ring network system is configured in an annular system, and each system has a function of an ADD-DROP and transmits a subscriber signal to a desired system.

즉, DIA#(1-N)의 입력신호를 제1광전송시스템(U1)에서 광신호로 변환하여 A-라인, B-라인을 통해 제2광전송시스템(U2), 제3광전송시스템(U3)으로 각각 전송된다.That is, the input signal of the DIA # (1-N) is converted into the optical signal in the first optical transmission system U1, and the second optical transmission system U2 and the third optical transmission system U3 through the A-line and the B-line. Is sent to each.

상기 제2광전송시스템(U2)에서는 스루(Through)시키고 제3광전송시스템(U3)에서 TOA#(1-N) 출력신호로 분기(DROP)된다.The second optical transmission system U2 is through and branched to the TOA # (1-N) output signal in the third optical transmission system U3.

한편, 제3광전송시스템(U3)은 입력되는 TIA#(1-N) 입력신호를 광신호로 변환하여 A-라인, B-라인을 통해 제1광전송시스템(U1), 제2광전송시스템(U2)으로 각각 전송된다.Meanwhile, the third optical transmission system U3 converts an input TIA # (1-N) input signal into an optical signal and converts the first optical transmission system U1 and the second optical transmission system U2 through the A-line and the B-line. Respectively.

이때, 제2광전송시스템(U2)에서는 스루(Through)되어 제1광전송시스템(U1)에서 DOA#(1-N) 출력신호로 분기(DROP)된다.At this time, the second optical transmission system U2 is through and branched to the DOA # (1-N) output signal from the first optical transmission system U1.

또한, DIB#(1-N), DOB#(1-N), TIB#(1-N), TOB#(1-N) 입, 출력신호도 상기에서 설명한 바와 같이 동일하게 제1광전송시스템(U1)과 제2광전송시스템(U2)사이에 결합/분기 (ADD/DROP)된다.Also, as described above, DIB # (1-N), DOB # (1-N), TIB # (1-N), TOB # (1-N) input and output signals are the same as described above. It is coupled / branched (ADD / DROP) between U1) and the second optical transmission system U2.

그러나 이러한 종래의 리니어 ADM에서 해당 그룹신호를 스루(Through)시킬 경우 일부 또는 전체를 결합/분기(ADD/DROP)할 수 없는 문제점이 있으며, 또한 가입자 신호에 대한 용량을 최적화할 수 없는 문제점이 있었다.However, in the conventional linear ADM, when the corresponding group signal is passed through, there is a problem in that some or all of the group signals cannot be combined / branched (ADD / DROP), and the capacity of the subscriber signal cannot be optimized. .

따라서 본 발명은 허브망(HUB) 기능을 구현하고 리니어(Linear) 에이디엠(ADM : ADD/DROP Multiplexer)에서 해당 그룹 신호를 스루(Through)시킬 경우 일부 또는 전체를 결합/분기(ADD/DROP)할 수 있도록 하여 가입자 신호에 대한 용량을 최적화하도록 한 디지털 광 전송장치의 네트워크 구현방법을 제공하는데 그 목적이 있다.Accordingly, the present invention implements a hub network (HUB) function and combines / branches (ADD / DROP) part or all when a corresponding group signal is passed through in a linear ADDM (ADD / DROP Multiplexer). It is an object of the present invention to provide a network implementation method of a digital optical transmission device capable of optimizing the capacity of a subscriber signal.

이러한 목적을 달성하기 위한 본 발명은, 복수의 광전송시스템 상호간의 복수의 가입자 신호(채널)가 양방향으로 송수신될 수 있도록 물리적으로 전송로상 스루시키고, 상기 전송로상 스루시 임의의 타임-슬롯이 설정되어 그 설정된 타임-슬롯에 의해 외부로 부터 입력되는 결합/분기 신호에 따라 복수의 광전송시스템 상호간의 복수의 가입자 신호(채널)의 일부 또는 전체 가입자 신호(채널) 모두를 전송로상에 선택된 신호(채널)중 결합되는 신호(채널)는 결합되게 하고, 분기되는 신호(채널)는 분기되게 하여 가입자 신호(채널)에 대한 용량을 최적화하도록 리니어망을 형성하여 이루어진다.In order to achieve the above object, the present invention provides a plurality of subscriber signals (channels) through a plurality of optical transmission systems so that they can be transmitted and received in both directions. A signal selected on a transmission path by selecting all or part of a plurality of subscriber signals (channels) between a plurality of optical transmission systems according to a combined / branched signal inputted from the outside by the set time slot. The signals (channels) to be combined among the (channels) are combined and the signals (channels) to be branched are formed to form a linear network to optimize the capacity for the subscriber signal (channel).

또한, 이러한 목적을 달성하기 위한 본 발명은, 복수의 광전송시스템 상호간의 복수의 가입자 신호(채널)가 양방향으로 송수신될 수 있도록 물리적으로 전송로상 스루시키고, 상기 전송로상 스루시 임의의 타임-슬롯이 설정되어 그 설정된 타임-슬롯에 의해 외부로 부터 입력되는 결합/분기 신호에 따라 복수의 광전송시스템 상호간의 복수의 가입자 신호(채널)의 일부 또는 전체 가입자 신호(채널) 모두를 전송로상에 선택된 신호(채널)중 결합되는 신호(채널)는 결합되게 하고, 분기되는 신호(채널)는 분기되게 하여 가입자 신호(채널)에 대한 용량을 최적화하도록 허브망을 형성하여 이루어진다.In addition, the present invention for achieving the above object is to physically through the transmission path through a plurality of subscriber signals (channels) between the plurality of optical transmission systems to be transmitted and received in both directions, and the arbitrary time-through through the transmission path- A slot is set so that a part or all of a plurality of subscriber signals (channels) between a plurality of optical transmission systems are transmitted on a transmission path according to a combined / branched signal input from the outside by the set time slot. The signals (channels) to be combined among the selected signals (channels) are combined and the signals (channels) to be branched are formed by forming a hub network to optimize the capacity for the subscriber signals (channels).

제1도는 종래의 광전송장치의 네트워크 구현 방식으로써,1 is a network implementation method of a conventional optical transmission device,

a는 전대점(Point-To-Point) 방식이고,a is a point-to-point method,

b는 리니어(Linear) ADM(ADD/DROP Multiplexer) 방식이며,b is a linear ADM (ADD / DROP Multiplexer) method.

c는 링(Ring)망 방식이다.c is a ring network method.

제2도는 본 발명에 의한 디지털 광 전송장치의 네트워크 구현방법의 구성도로서,2 is a configuration diagram of a network implementation method of a digital optical transmission device according to the present invention.

a는 점대점(Point-To-Point) 망 방식이고,a is a point-to-point network method,

b는 에이디엠(ADM) 방식이며,b is an ADM method,

c는 허브(HUB)망 방식이고,c is the hub network type,

d는 링(환형)방식이다.d is ring type.

이하, 본 발명의 일 실시예를 첨부한 도면에 의거하여 상세히 설명하면 다음과 같다.Hereinafter, an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

제2도는 본 발명에 의한 디지털 광 전송장치의 네트워크 구현방법의 구성도를 나타낸 것으로, 점대점(Point-To-Point)망 방식은 제2a도에 도시된 바와 같이 광전송시스템이 1 : 1로 대응되어 전송이 이루어진다.2 is a block diagram of a network implementation method of a digital optical transmission apparatus according to the present invention. In the point-to-point network method, the optical transmission system corresponds to 1: 1 as shown in FIG. 2a. And transmission takes place.

즉, 종래의 기술과같이 복수의 A/B 그룹 가입자 신호로부터 입력되는 A/B 그룹 가입자 신호(채널)를 광전송 시스템(U1)에서 광신호로 변환하여 광전송 시스템(U2)에 전송로를 통해 전송한다.That is, as in the prior art, the A / B group subscriber signals (channels) inputted from the plurality of A / B group subscriber signals are converted into optical signals in the optical transmission system U1 and transmitted to the optical transmission system U2 through a transmission path. do.

그러면, 광전송 시스템(U2)은 상기 광전송 시스템(U1)에서 전송된 복수의 A/B 그룹 가입자 신호를 A/B 그룹 가입자 신호(채널)로 1 : 1로 전송한다.Then, the optical transmission system U2 transmits a plurality of A / B group subscriber signals transmitted from the optical transmission system U1 in an A / B group subscriber signal (channel) as 1: 1.

한편, 에이디엠(ADM) 방식은 제2b도에 도시된 바와 같이 DIA#(1-3)의 입력신호를 광전송시스템(U1)에서 광신호로 변환하여 광전송시스템(U2)으로 전송하면 상기 광전송시스템(U2)은 외부의 입력신호가 스루모드이면 스루시켜 광전송시스템(U3) 으로 TOA#(1-n) 출력 신호로 전송한다.Meanwhile, as shown in FIG. 2B, the ADM method converts an input signal of DIA # (1-3) into an optical signal in the optical transmission system U1 and transmits the optical signal to the optical transmission system U2. If the external input signal is in the through mode, U2 transmits the signal through the TOA # (1-n) output signal to the optical transmission system U3.

같은 방법으로 DIB#(1-n)의 입력신호를 일부 TOB#(1-9) 출력신호로 전송한다.In the same way, the DIB # (1-n) input signal is transmitted to some TOB # (1-9) output signal.

한편, TIB#(1-9), TIA#(1-n) 입력신호를 광전송시스템(U3)에서 광신호로 변환하여 광전송시스템(U2)의 스루 모드이면 광전송시스템(U1)으로 DOA#(1-n), 일부 DOB#(1-9)출력신호로 전송한다.On the other hand, the TIB # (1-9) and TIA # (1-n) input signals are converted into the optical signals in the optical transmission system U3 and the DOA # (1) is transmitted to the optical transmission system U1 when the through mode of the optical transmission system U2 is used. -n), send some DOB # (1-9) output signals.

같은 방법으로 DIB#(10-n) 입력신호를 광전송시스템(U1)에서 광신호로 변환하여 광전송시스템(U2)으로 전송하면 광전송시스템(U2)에서는 타임-슬롯 설정에 의해 TOB#(10-n) 출력신호로 드롭(DROP)시킨다.In the same way, when the DIB # (10-n) input signal is converted into the optical signal in the optical transmission system U1 and transmitted to the optical transmission system U2, the optical transmission system U2 uses the time-slot setting to set the TOB # (10-n). ) Drop to the output signal.

또한, TIB#(10-n) 결합(ADD)입력 신호를 광전송시스템(U2)에서 광신호로 변환하여 광전송시스템(U1)의 DOB#(10-N) 출력신호로 전송한다.In addition, the TIB # (10-n) coupling (ADD) input signal is converted into an optical signal in the optical transmission system U2 and transmitted as a DOB # (10-N) output signal of the optical transmission system U1.

허브(HUB)망 방식은 제2c도에 도시된 바와 같이 DIA#(1-n)의 입력신호를 광전송시스템(U1)에서 광신호로 변환하여 광전송시스템(U2)으로 전송하면 상기 광전송시스템(U2)의 타임-슬롯 설정으로 광전송시스템(U3)에서 TOA#(1-n) 출력신호로 전송한다.As shown in FIG. 2C, the HUB network method converts an input signal of DIA # (1-n) into an optical signal in the optical transmission system U1 and transmits the optical signal to the optical transmission system U2. In the time-slot setting, the optical transmission system U3 transmits the TOA # (1-n) output signal.

한편, TIA#(1-n)의 입력신호를 광전송시스템(U3)에서 광신호로 변환하여 광전송시스템(U2)을 걸쳐 광전송시스템(U1)의 DOA#(1-n) 신호로 출력된다.On the other hand, the input signal of the TIA # (1-n) is converted into an optical signal in the optical transmission system U3 and output as the DOA # (1-n) signal of the optical transmission system U1 over the optical transmission system U2.

DIB#(1-10)의 입력신호를 광전송시스템(U1)에서 광신호로 변환하여 광전송시스템(U2)으로 전송하면 광전송시스템(U2)의 타임-슬롯 설정으로 광전송시스템(U4)에 TOB#(1-10) 출력신호로 전송한다.When the input signal of the DIB # (1-10) is converted into the optical signal from the optical transmission system U1 and transmitted to the optical transmission system U2, the TOB # (is transmitted to the optical transmission system U4 with the time-slot setting of the optical transmission system U2. 1-10) Transmit as an output signal.

또한, TIB#(1-10)의 입력신호를 광전송시스템(U4)에서 광신호로 변환하여 광전송시스템(U2)이 스루 모드이면 스루시켜 광전송시스템(U1)의 DOB#(11-n) 신호로 출력된다.In addition, the input signal of the TIB # (1-10) is converted into an optical signal in the optical transmission system U4, and when the optical transmission system U2 is in the through mode, the signal is passed through to the DOB # (11-n) signal of the optical transmission system U1. Is output.

이같은 방법으로 DIB#(11-n), DOB#(11-n), TIB#(11-n), TOB#(11-n)신호는 광전송시스템(U2)을 결합-분기(ADD-DROP)로 타임-슬롯을 설정하여 광전송시스템(U1)(U2)간에 신호를 전송하게 된다.In this way, the DIB # (11-n), DOB # (11-n), TIB # (11-n) and TOB # (11-n) signals combine the optical transmission system U2 with the ADD-DROP. The low time-slot is set to transmit a signal between the optical transmission systems U1 and U2.

링(환형)방식은 제2d도에 도시된 바와 같이, DIA#(1-n) 신호를 광전송시스템(U1)을 통해 광신호로 변환시켜, A라인, B라인으로 전송하여 각각 광전송시스템(U2)(U3)에 각각 전송된다.As shown in FIG. 2D, the ring (annular) method converts the DIA # (1-n) signal into an optical signal through the optical transmission system U1 and transmits it to the A line and the B line, respectively. Are respectively transmitted to U3.

그러면, 광전송시스템(U2)에서 스루시켜 광전송시스템(U3)에서 광신호로 변환시켜 A라인, B라인을 통해 광전송시스템(U1), 광전송시스템(U3)으로 각각 전송하며 상기 광전송시스템(U2)에서는 스루시켜 상기 광전송시스템(U1)에서 DOA#(1-n)출력 신호로 분기(Drop)된다.Then, through the optical transmission system (U2) and converts the optical signal in the optical transmission system (U3) to the optical transmission system (U1) and the optical transmission system (U3) through the line A and B, respectively, in the optical transmission system (U2) Through it, the optical transmission system U1 branches to a DOA # (1-n) output signal.

이같은 방법으로, DIB#(1-n), DOB#(1-n), TIB#(1-n), TOB#(1-n) 입/출력 신호도 상기와 동일하게 광전송시스템(U1)과 광전송시스템(U2)사이에서 결합/분기 (ADD/DROP)된다.In this way, the DIB # (1-n), DOB # (1-n), TIB # (1-n), and TOB # (1-n) input / output signals are also similar to the above-mentioned optical transmission system U1. It is coupled / branched (ADD / DROP) between the optical transmission systems U2.

이상에서 설명한 바와 같이 본 발명은 에이디엠(ADM)망 방식 및 허브방(HUB)망에서 가입자 신호(채널)에 대한 용량을 최적화할 수 있는 효과가 있으며, 또한 허브(HUB)방 구조로 전송망 설계에 효율성, 응용력을 향상시킬 수 있는 효과가 있다.As described above, the present invention has the effect of optimizing the capacity for subscriber signals (channels) in an ADM network method and a hub room network, and also designs a transmission network with a hub room structure. This has the effect of improving efficiency and application ability.

Claims (2)

복수의 광전송시스템 상호간의 복수의 가입자 신호(채널)가 양방향으로 송수신될 수 있도록 물리적으로 전송로상 스루시키고, 상기 전송로상 스루시 임의의 타임-슬롯이 설정되어 그 설정된 타임-슬롯에 의해 외부로 부터 입력되는 결합/분기 신호에 따라 복수의 광전송시스템 상호간의 복수의 가입자 신호(채널)의 일부 또는 전체 가입자 신호(채널) 모두를 상기 전송로상에 선택된 신호(채널)중 결합되는 신호(채널)는 결합되게 하고, 분기되는 신호(채널)는 분기되게 하여 가입자 신호(채널)에 대한 용량을 최적화하도록 리니어망을 형성하는 제2과정으로 이루어짐을 특징으로 하는 디지털 광 전송장치의 네트워크 구현방법.Physically through the transmission path so that a plurality of subscriber signals (channels) between the plurality of optical transmission systems can be transmitted and received in both directions, an arbitrary time slot is set in the transmission path and is externally set by the set time slot. A signal (channel) in which all or part of a plurality of subscriber signals (channels) of a plurality of subscriber signals (channels) between a plurality of optical transmission systems are combined among selected signals (channels) on the transmission paths according to a coupling / branching signal input from And a second process of forming a linear network so that the signals (channels) branched and the signals branched to optimize the capacity of the subscriber signal (channels). 복수의 광전송시스템 상호간의 복수의 가입자 신호(채널)가 양방향으로 송수신될 수 있도록 물리적으로 전송로상 스루시키고, 상기 전송로상 스루시 임의의 타임-슬롯이 설정되어 그 설정된 타임-슬롯에 의해 외부로 부터 입력되는 결합/분기 신호에 따라 복수의 광전송시스템 상호간의 복수의 가입자 신호(채널)의 일부 또는 전체 가입자 신호(채널) 모두를 전송로상에 선택된 신호(채널)중 결합되는 신호(채널)는 결합되게 하고, 분기되는 신호(채널)는 분기되게 하여 가입자 신호(채널)에 대한 용량을 최적화하도록 허브망을 형성하는 것을 특징으로 하는 디지털 광 전송장치의 네트워크 구현방법.Physically through the transmission path so that a plurality of subscriber signals (channels) between the plurality of optical transmission systems can be transmitted and received in both directions, an arbitrary time slot is set in the transmission path and is externally set by the set time slot. A signal (channel) in which all or part of a plurality of subscriber signals (channels) of a plurality of subscriber signals (channels) between a plurality of optical transmission systems are combined among selected signals (channels) on a transmission path according to a coupling / branching signal input from And the branched signals (channels) are branched to form a hub network to optimize capacity for subscriber signals (channels).
KR1019970077603A 1997-12-30 1997-12-30 Network Implementation Method of Digital Optical Transmission Device KR100253554B1 (en)

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