公开(公告)号：KR1020010063842A

公开(公告)日：2001-07-09

申请号：KR1019990061944

申请日：1999-12-24

Applicant: 한국전자통신연구원

Inventor： 장윤선 ,  문필주

IPC: H04L12/46 ,  H04L29/06 ,  H04L12/28 ,  H04L12/26

CPC classification number: H04L12/46 ,  H04L12/2885 ,  H04L43/0817 ,  H04L69/08

Abstract: PURPOSE: A device for interfacing a master in a PON(Passive Optical Network) is provided to configure an ATM(Asynchronous Transfer Mode)-PON using a TDMA(Time Division Multiple Access) system, and to perform a network optical line terminating function and an interface function of an ATM layer. CONSTITUTION: A control processor(301) performs an interface with a CPU. A power supply processor(302) receives 48V power from a main system, to supply power to a main board. A clock distributor(303) supplies clocks necessary for the main board. A physical medium unit(304) performs O/E(Optical-to-Electric) or E/O conversion. A physical layer unit(305) performs interface between the physical medium unit(304) and an ATM(Asynchronous Transfer Mode) layer(306), and inserts/extracts ATM cells. The ATM layer unit(305) processes an ATM layer. And a multiplexing/demultiplexing unit(307) multiplexes/demultiplexes ATM cells.

Abstract translation: 目的：提供用于在PON（无源光网络）中接口主机的设备，以使用TDMA（时分多址）系统来配置ATM（异步传输模式）-PON，并执行网络光线路终端功能， ATM层的接口功能。 构成：控制处理器（301）与CPU执行接口。 电源处理器（302）从主系统接收48V的电力，向主板供电。 时钟分配器（303）提供主板所需的时钟。 物理介质单元（304）执行O / E（光电）或E / O转换。 物理层单元（305）执行物理介质单元（304）和ATM（异步传输模式）层306之间的接口，并插入/提取ATM信元。 ATM层单元（305）处理ATM层。 并且复用/解复用单元（307）复用/解复用ATM信元。

公开(公告)号：KR100319454B1

公开(公告)日：2002-01-05

申请号：KR1019990055972

申请日：1999-12-08

Applicant: 한국전자통신연구원

Inventor： 박상조 ,  장윤선 ,  문필주 ,  이동춘

IPC: H03K17/00

CPC classification number: H04Q11/0005 ,  G02B6/2861 ,  H04Q2011/002 ,  H04Q2011/0041

Abstract: 본발명은광 네트워크에서광학적신호로루우팅정보를인코딩하여송신하고, 수신부에서광학적루우팅정보를디코딩하여루우팅어드레스에의해광학신호를루우팅하는광학적루우팅회로에서, 광분기의수, 광지연선의수 및길이를감소시켜서광학적루우팅회로의광 손실을줄이고소형화시킬수 있는루우팅어드레스인코더, 루우팅제어기및 루우팅스위치에관한것이다. 본발명은송신측의루우팅어드레스인코더에서루우팅정보가 m비트인경우광 신호를 m개로분기시켜 2진수의어드레스정보를 1개의펄스위치로변환시켜기준신호와함께루우팅신호를생성한다. 그리고수신측에서는루우팅제어기에서루우팅신호를 2개로분기시키고, 각분기단자에직접경로선, 광지연선및 광 AND 게이트로디코더를구성하여인코딩된루우팅신호를디코딩하고, 디코딩된루우팅신호를이용하여루우팅스위치의제어신호를생성하여광신호의루우팅을수행한다.

公开(公告)号：KR100356019B1

公开(公告)日：2002-10-12

申请号：KR1020000001757

申请日：2000-01-14

Applicant: 한국전자통신연구원

Inventor： 장윤선 ,  문필주

IPC: H04B10/03 ,  H04B10/27

Abstract: 본 발명은 시간분할다중접속(TDMA : Time Division Multiplexing Access) 기반의 비동기전달모드-수동형광가입자망(ATM-PON : Asynchronous Transfer Mode-Passive Optical Network)에서 망측의 광망종단장치(OLT : Optical Line Termination)와 가입자측의 광망유니트(ONU : Optical Network Unit) 간의 물리적 접속을 위한 광분배망 서브시스템에 관한 것이다.
이러한 비동기전달모드-수동형광가입자망의 광분배망 서브시스템은, 광망종단장치에서 나온 광신호를 광망유니트들로 분배하고, 상기 광망유니트들에서 나온 광신호들을 통합하여 상기 광망종단장치로 전달하는 광분기 기능수단과, 상기 광분기 기능수단과 광망유니트들 사이에서 광선로를 통해 광신호를 전송하는 광분배 기능수단, 상기 광분배 기능수단의 광선로의 장애를 감시하고 망 복구를 처리하는 장애 감시 기능수단, 및 상기 광망종단장치와 광분기 기능수단, 상기 광분기 기능수단과 장애 감시 기능수단, 상기 장애 감시 기능수단과 광분배 기능수단 사이에서 광신호를 분배 및 절체하기 위해 크로스 커넥션 기능을 수행하는 XC 기능수단을 포함한다.

公开(公告)号：KR1020020048500A

公开(公告)日：2002-06-24

申请号：KR1020000077637

申请日：2000-12-18

Applicant: 한국전자통신연구원

Inventor： 김영화 ,  문필주

IPC: H04N7/10

CPC classification number: H04N21/4383

Abstract: PURPOSE: A broadcasting channel controlling method in an access network is provided to effectively use a limited band width between an optical line terminal and an optical network unit. CONSTITUTION: An optical network unit is initialized according to a configuration information request message received from a service user terminal. An optical line terminal is initialized according to the configuration information request message requested by the optical network unit. The optical network unit is provided with service requested by the service user terminal from the optical line terminal and offers the service to the service user terminal. The optical line terminal provides corresponding service requested by the optical network unit.

Abstract translation: 目的：提供接入网络中的广播信道控制方法，以有效地使用光线路终端与光网络单元之间的有限带宽。 构成：根据从服务用户终端接收到的配置信息请求消息初始化光网络单元。 光线路终端根据光网络单元请求的配置信息请求消息进行初始化。 光网络单元由服务用户终端从光线路终端请求的业务提供给业务用户终端。 光线路终端提供由光网络单元请求的相应服务。

公开(公告)号：KR100597194B1

公开(公告)日：2006-07-05

申请号：KR1020000079076

申请日：2000-12-20

Applicant: 한국전자통신연구원

Inventor： 최수일 ,  문필주

IPC: H04L12/28

Abstract: 본 발명은 ATM-PON OLT 시스템에서 감시 제어 처리 장치에 관한 것으로, 망 측과 연결되어 ATM 처리를 수행하는 망측 라인카드부를 제어하는 망측 제어부, 및 ONU와 연결되어 ATM 처리를 수행하는 가입자측 라인카드부를 제어하는 가입자측 제어부 및 IPC 처리부를 통해 상기 망측 제어부 및 가입자측과 연결되어 ATM-PON OLT 시스템을 관리하는 운용 관리부를 포함하여 이루어진 ATM-PON OLT 시스템 감시 제어 처리장치에 있어서, 상기 망측 제어부 및 가입자측 제어부는, 상기 망측 라인카드부 및/또는 가입자측 라인카드부를 제어하는 감시 제어기능을 각각 수행하는 복수개의 기능 모듈을 구비하는 것을 특징으로 하며, 계층적인 제어 기능의 구현과 기능 중심적인 처리부의 분할을 통해 ATM-PON OLT 시스템을 확장하더라도 실시간으로 감시 제어 기능을 제공해주는 있는 효과가 있고, 감시 제어 기능이 모듈 단위의 라인카드를 제어하게 함으로서, 시스템 확장에 따른 제어 프로세서의 비용을 단축시키는 용이한 효과가 있으며, 감시 제어 기능의 구현에 있어서 핵심 기능 중심으로 모듈화 되기 때문에, 구현 비용과 유지 보수 비용을 단축시키는 용이한 효과가 있다.
ATM-OLT OLT 시스템, OLT 제어방법

公开(公告)号：KR1020020051614A

公开(公告)日：2002-06-29

申请号：KR1020000081014

申请日：2000-12-23

Applicant: 한국전자통신연구원

Inventor： 심재찬 ,  문필주

IPC: H04L12/24

CPC classification number: H04L12/5601 ,  H04L2012/5625 ,  H04Q11/0478

Abstract: PURPOSE: A method for operating, managing and maintaining an ATM-PON access network is provided to conveniently operate and maintain an ATM-PON access network with the consistency of operation/management information. CONSTITUTION: An ATM-PON access network operation, management and maintenance block(205) contains an IPC message processing module(301), an operator management module(302), a feature management module(303), a connection management module(304), a performance management module(305), a fault management module(306), a test management module(307), a subscriber management module(308), and an operation information management module(309). The IPC message processing module(301) receives an operator's request through an IPC message communication block, interprets it, and transfers it to a relevant management module. The operator management module(302) manages information necessary for the authentication of operators through an operation and maintenance management block. The feature management module(303) manages the system features of an OLT and ONUs forming the ATM-PON access network. The connection management module(304) manages all ATM connections established in the ATM-PON access network. The performance management module(305) collects and manages SDH/E1/PON associated performance information for various kinds of ports. The fault management module(306) manages various faults. The test management module(307) requests a loopback test function, a connectivity test function or a performance monitoring test function to an ATM-PON system monitoring control block according to an operator's request. The subscriber management module(308) transfers registration/deletion/modification requests for service subscribers to the ATM-PON system monitoring control block. The operation information management module(309) executes a function to guarantee the consistency of operation/management information.

Abstract translation: 目的：提供一种操作，管理和维护ATM-PON接入网的方法，以便操作和维护ATM-PON接入网，具有操作/管理信息的一致性。 构成：ATM-PON接入网络操作，管理和维护块（205）包含IPC消息处理模块（301），操作员管理模块（302），特征管理模块（303），连接管理模块（304） ，性能管理模块（305），故障管理模块（306），测试管理模块（307），用户管理模块（308）和操作信息管理模块（309）。 IPC消息处理模块（301）通过IPC消息通信块接收运营商的请求，对其进行解释，并将其传送给相关的管理模块。 操作员管理模块（302）通过操作和维护管理块管理操作者的认证所需的信息。 特征管理模块（303）管理构成ATM-PON接入网络的OLT和ONU的系统特征。 连接管理模块（304）管理在ATM-PON接入网络中建立的所有ATM连接。 性能管理模块（305）收集并管理各种端口的SDH / E1 / PON相关性能信息。 故障管理模块（306）管理各种故障。 测试管理模块（307）根据操作者的要求向ATM-PON系统监视控制块请求环回测试功能，连接测试功能或性能监控测试功能。 用户管理模块（308）将服务用户的注册/删除/修改请求传送到ATM-PON系统监视控制块。 操作信息管理模块（309）执行保证操作/管理信息的一致性的功能。

公开(公告)号：KR1020020033362A

公开(公告)日：2002-05-06

申请号：KR1020000064268

申请日：2000-10-31

Applicant: 한국전자통신연구원

Inventor： 이유태 ,  김승환 ,  문필주

IPC: H04L12/28

CPC classification number: H04Q11/0478 ,  H04L2012/5605 ,  H04L2012/561 ,  H04L2012/5632 ,  H04Q11/0066 ,  H04Q11/0067 ,  H04Q11/0071 ,  H04Q2011/0064

Abstract: PURPOSE: A frame structure for a MAC(Medium Access Control) signal in an ATM(Asynchronous Transfer Mode) PON(Passive Optical Network) and a MAC method are provided to define upstream/downstream transmission frames between an ONU(Optical Network Unit) and an OLT(Optical Line Termination), transmit local cell arrival information of the ONU using the upstream frame to previously perform a reservation, and secure the QoS(Quality of Service) of an ATM traffic. CONSTITUTION: A downstream from an OLT to an ONU group has a PLOAM cell including a data grant field(1021), a PLOAM grant field, and a divided-slot grant field(1011). An upstream from the ONU group to the OLT has a divided-slot structure with a certain size divided as a plurality of mini-slots for transmitting cell information regarding the number of real-time cell and non-real-time cell received in a corresponding ONU. A QoS class field is allocated for classifying real-time/non-real-time traffics in a data grant field format structure.

Abstract translation: 目的：提供ATM（异步传输模式）PON（无源光网络）和MAC方法中的MAC（Medium Access Control）信号的帧结构，以定义ONU（光网络单元）和 OLT（Optical Line Termination，光线路终端），使用上行帧发送ONU的本地小区到达信息，以预先执行预约，并保证ATM业务的QoS（Quality of Service）。 构成：从OLT到ONU组的下游具有PLOAM小区，包括数据许可字段（1021），PLOAM授权字段和分时隙许可字段（1011）。 从ONU组到OLT的上游具有一定大小的划分为多个小时隙的分时隙结构，用于发送关于在对应的ONU中接收到的实时小区和非实时小区的个数的小区信息 ONU。 分配QoS类字段用于在数据授权字段格式结构中对实时/非实时业务进行分类。

公开(公告)号：KR1020020054193A

公开(公告)日：2002-07-06

申请号：KR1020000083015

申请日：2000-12-27

Applicant: 한국전자통신연구원

Inventor： 김영화 ,  문필주

IPC: H04L29/10

CPC classification number: H04L47/78

Abstract: PURPOSE: A resource management control method for supporting BCC(bearer channel connection) protocol in V5.2 interface of access network is provided to perform a transformation of related composite information by performing a request and a response to allotment and cancellation of a time slot through a BCC protocol in a V5.2 system of an access network. CONSTITUTION: A first process(S1-S5) receives a request for resource allotment and allotment cancellation from a BCC protocol, and extracts a physical link identifier, a logical port identifier, and information related to time slot. A second process(S6-S8) discriminates between a BRI(Basic Rate Interface) and a PRI(Primary Rate Interface). A third process(S9-S14) generates an allotment rejection message in response to the request for resource allotment. A fourth process(S19-S24) generates information of allotment state. A fifth process(S15-S18) generates an allotment rejection message in response to the request for allotment cancellation. A sixth process(S25-S32) generates information of allotment cancellation state.

Abstract translation: 目的：提供一种在接入网的V5.2接口中支持BCC（承载信道连接）协议的资源管理控制方法，通过执行请求和对时隙的分配和取消的响应来执行相关复合信息的转换 接入网的V5.2系统中的BCC协议。 构成：第一过程（S1-S5）从BCC协议接收资源分配和分配取消请求，提取物理链路标识符，逻辑端口标识符和与时隙相关的信息。 第二处理（S6-S8）区分BRI（基本速率接口）和PRI（主速率接口）。 第三处理（S9-S14）响应于资源分配请求产生分配拒绝消息。 第四处理（S19-S24）生成分配状态信息。 第五处理（S15-S18）响应于分配取消请求产生分配拒绝消息。 第六处理（S25-S32）生成分配取消状态的信息。

公开(公告)号：KR1020020049788A

公开(公告)日：2002-06-26

申请号：KR1020000079076

申请日：2000-12-20

Applicant: 한국전자통신연구원

Inventor： 최수일 ,  문필주

IPC: H04L12/28

CPC classification number: H04Q11/0067 ,  H04J14/0227 ,  H04L12/5601 ,  H04L2012/5625 ,  H04Q2011/0079

Abstract: PURPOSE: An apparatus and method for processing supervisory control in an ATM-PON(Asynchronous Transfer Mode-Passive Optical Network) OLT system is provided to process a supervisory control function in real time and be inexpensive in an embodying cost. CONSTITUTION: A network-side control unit(400) controls a network-side line card unit for connecting to a network side and performing an ATM process. A subscriber-side control unit(300) controls a subscriber-side line card unit for connecting to an ONU(Optical Network Unit) and performing the ATM process. An operation management unit connects to the network-side control unit(400) and the subscriber-side control unit(300) and manages an ATM-PON OLT system. The network-side control unit(400) and the subscriber-side control unit(300) includes a hardware processing unit(910), a fault processing unit(920), a performance processing unit(930), and a shape processing unit(940) for performing a supervisory control function for controlling the network-side line card unit and the subscriber-side line card unit.

Abstract translation: 目的：提供一种用于处理ATM-PON（异步传输模式 - 无源光网络）OLT系统中的监控控制的装置和方法，以实时处理监控功能并以体现成本为便宜。 构成：网络侧控制单元（400）控制用于连接到网络侧的网络侧线路卡单元并执行ATM处理。 用户侧控制单元（300）控制用户侧线卡单元连接到ONU（光网络单元）并执行ATM处理。 操作管理单元连接到网络侧控制单元（400）和用户侧控制单元（300），并管理ATM-PON OLT系统。 网络侧控制单元（400）和用户侧控制单元（300）包括硬件处理单元（910），故障处理单元（920），演奏处理单元（930）和形状处理单元 940），用于执行用于控制网络侧线路卡单元和用户侧线路卡单元的监控功能。

公开(公告)号：KR1020010073397A

公开(公告)日：2001-08-01

申请号：KR1020000001757

申请日：2000-01-14

Applicant: 한국전자통신연구원

Inventor： 장윤선 ,  문필주

IPC: H04B10/03 ,  H04B10/27

CPC classification number: H04J14/0287 ,  H04J14/0204 ,  H04J2203/0062

Abstract: PURPOSE: An optical distribution network sub-system of an ATM-PON(Asynchronous Transfer Mode-Passive Optical Network) is provided to duplex important functions, so as to cope with network errors. CONSTITUTION: An optical branch function unit(22) distributes optical signals from an OLT(Optical Line Termination,11) to ONUs(Optical Network Units,13,14), and integrates optical signals from the ONUs(13,14) to delivery to the OLT(11). An optical distribution function unit(26) transmits optical signals through an optical path between the OLT(11) and the ONUs(13,14). An error monitor function unit(23) monitors errors of the optical path of the optical distribution function unit(26), and processes network restoration. An XC function unit(21) performs a cross connection function, to distribute and switch optical signals.

Abstract translation: 目的：提供ATM-PON（异步传输模式 - 无源光网络）的光分配网络子系统来重复功能，以应对网络错误。 构成：光分支功能单元（22）将来自OLT（光线路终端11）的光信号分配给ONU（光网络单元，13,14），并将来自ONU（13,14）的光信号到发送到 OLT（11）。 光分配功能单元（26）通过OLT（11）和ONU（13,14）之间的光路传输光信号。 误差监视功能单元（23）监视光分配功能单元（26）的光路的错误，并处理网络恢复。 XC功能单元（21）执行交叉连接功能，以分配和切换光信号。