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公开(公告)号：KR101541158B1
公开(公告)日：2015-08-04
申请号：KR1020130140034
申请日：2013-11-18
Applicant: 한국전자통신연구원
CPC classification number: G06K9/00469 , G06K9/344 , G06K9/723 , G06K2209/01
Abstract: 대상웹사이트화면에대해지속적으로이미지샷과 OCR(Optical Character Recognition) 방법을통해문자열을추출하는방식과키워드비교를통해홈페이지위변조행위를판단할수 있는홈페이지위변조탐지장치및 방법을제시한다. 제시된장치는접근한홈페이지의전체화면에대한홈페이지이미지샷을생성하는홈페이지이미지샷생성모듈, 홈페이지이미지샷에서 OCR기법을이용하여문자열을추출하는문자열추출모듈, 추출한문자열에대하여홈페이지위변조판단을위한문자열을근거로정상문자열인지아니면변조문자열인지를비교하는문자열비교모듈, 문자열비교모듈의비교결과를근거로해당홈페이지에대한위변조판단을행하는홈페이지변조판단모듈, 및홈페이지변조판단모듈의판단결과를근거로홈페이지이미지샷에서추출한문자열을학습하여정상문자열또는변조문자열로분류하는문자열학습모듈을포함한다.
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公开(公告)号：KR1020140114111A
公开(公告)日：2014-09-26
申请号：KR1020130028469
申请日：2013-03-18
Applicant: 한국전자통신연구원
IPC: H04B10/079
CPC classification number: H04J14/0227 , H04J14/08 , H04Q3/0066 , H04Q11/0067 , H04Q2011/0083 , H04Q2011/0086 , H04Q2213/13332
Abstract: Provided are an apparatus and a method capable of adjusting an upstream band for a corresponding ONU by detecting a quantity of bands occupied by a packet, not an effective user packet, among upstream transmission bands for each target object of allocation of each band in the optical line terminal (OLT) to check whether a queue report is normal and by detecting an ONU, which transmits an abnormal queue report, according to the check. According to an embodiment of the present invention, an OLT of a passive optical network (PON) includes: a frame monitoring unit configured to monitor upstream frame data received for each transmission container (T-CONT); an error detecting unit configured to determine whether a queue report error is generated for each T-CONT according to the monitoring result; and a band allocation controller configured to allocate an upstream band for an ONU, in which the queue report error is generated, separately from a normal ONU.
Abstract translation: 提供了一种能够通过在光学器件中的每个频带的每个目标对象的每个目标对象的上行传输频带中检测分组而不是有效用户分组占用的频带的数量来调整相应ONU的上行频带的装置和方法。 线路终端（OLT），根据检查来检查队列报告是否正常，并检测发送异常队列报告的ONU。 根据本发明的实施例，无源光网络（PON）的OLT包括：帧监视单元，被配置为监视为每个传输容器（T-CONT）接收的上行帧数据; 错误检测单元，被配置为根据监视结果确定是否为每个T-CONT生成队列报告错误; 以及频带分配控制器，被配置为与正常ONU分开地分配其中生成队列报告错误的ONU的上行频带。
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公开(公告)号：KR1020140083160A
公开(公告)日：2014-07-04
申请号：KR1020120152410
申请日：2012-12-24
Applicant: 한국전자통신연구원
IPC: H04B10/25
CPC classification number: H04Q11/0067 , H04Q2011/0079
Abstract: The present invention relates to an optical line terminal registering an optical network terminal including an overlapped serial number. The optical line terminal of the present invention comprises a memory storing serial number information of registered optical network terminals and a control part allocating a preset preliminary identifier to an overlapped optical network terminal and the serial number of the memory when receiving the serial number from the optical network terminals in response to a serial number request.
Abstract translation: 光线路终端技术领域本发明涉及一种注册包括重叠序列号的光网络终端的光线路终端。 本发明的光线路终端包括存储登记的光网络终端的序列号信息的存储器和向重叠的光网络终端分配预设的初步标识符的控制部分，以及当从光学系统接收序列号时存储器的序列号 网络终端响应序列号请求。
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公开(公告)号：KR1020140026734A
公开(公告)日：2014-03-06
申请号：KR1020120092178
申请日：2012-08-23
Applicant: 한국전자통신연구원
CPC classification number: G06F8/65 , G06F15/16 , G06F15/161 , H04M1/72525
Abstract: Disclosed are a method and an apparatus for updating a terminal software. The method according to one embodiment of the present invention comprises the steps of: providing software update start information including window size information and software image storage information for a plurality of terminals; receiving first response information from the terminals according to the provision of the software update start information; and providing software update information by the unit of a section for the terminals according to the window size information. Therefore, time for updating a plurality of terminal software items can be reduced. [Reference numerals] (10) Communications server; (21) Terminal 1; (22) Terminal 2; (23) Terminal 3; (S501) Start updating a software ( Multiple transmission, setting a window size (128 byte), designate a software image storage space); (S502) Window size (128 byte) OK; (S503) Software image section transmission (Multiple transmission, Section number 1, Image size 128 byte); (S504,S506,S508,S510,S512,S514) Normal reception; (S505) Software image section transmission (Multiple transmission, Section number 2, Image size 128 byte); (S507) Image reception error; (S509) Software image section transmission (Single transmission, Section number 2, Image size 128 byte); (S511) Software image section transmission (Multiple transmission, Section number 3, Image size 128 byte); (S513) Final software image section transmission (Multiple transmission, Section number N, Image size N byte)
Abstract translation: 公开了一种用于更新终端软件的方法和装置。 根据本发明的一个实施例的方法包括以下步骤：提供包括多个终端的窗口尺寸信息和软件图像存储信息的软件更新开始信息; 根据提供的软件更新开始信息从终端接收第一响应信息; 并根据窗口大小信息，通过终端单元单元提供软件更新信息。 因此，可以减少更新多个终端软件的时间。 （附图标记）（10）通信服务器; （21）1号航站楼; （22）2号航站楼; （23）3号航站楼; （S501）开始更新软件（多重传输，设置窗口大小（128字节），指定软件映像存储空间）; （S502）窗口大小（128字节）OK; （S503）软件图像部分传输（多传输，部分号1，图像大小128字节）; （S504，S506，S508，S510，S512，S514）正常接收; （S505）软件图像部分传输（多传输，部分号2，图像大小128字节）; （S507）图像接收错误; （S509）软件图像部分传输（单传输，部分号2，图像大小128字节）; （S511）软件图像部分传输（多传输，部分号3，图像大小128字节）; （S513）最终软件图像部分传输（多传输，节数N，图像大小N字节）
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公开(公告)号：KR101327554B1
公开(公告)日：2013-11-20
申请号：KR1020100133075
申请日：2010-12-23
Applicant: 한국전자통신연구원
IPC: H04B10/2581 , H04B10/00
CPC classification number: H04Q11/0067 , H04J3/00 , H04Q11/00 , H04Q2011/0079
Abstract: 본 발명은 전력을 절감하는 광망종단 장치에 관한 것이다. 본 발명의 광망종단 장치는 하향링크 패킷을 처리하는 적어도 하나의 하향 물리 블록, 상향링크 패킷을 처리하는 상향 물리 블록, 상기 상/하향링크 패킷을 스위칭하는 데이터 스위칭 블록, 상기 상/하향링크 패킷을 수동형 광 가입자망 프로토콜 처리를 수행하는 매체 접근 제어 블록, 상기 매체 접근 제어 블록과 네트워크 간의 상기 상/하향링크 패킷 송수신을 하는 광송수신 블록, 및 상기 적어도 하나의 하향 물리 블록, 상기 상향 물리 블록, 상기 데이터 스위칭 블록 각각이 아이들 모드로 동작함을 확인하고, 상기 확인 결과에 따라 순차적으로 슬립 모드로 천이시키고, 상기 매체 접근 제어 블록의 슬립 모드 천이 여부 결정을 통해 상기 광송수신 블록과 상기 매체 접근 제어 블록을 순차적으로 슬립 모드로 천이시키는 프로세서를 포함한다.
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Patent Agency Ranking
公开(公告)号：KR101298813B1
公开(公告)日：2013-08-22
申请号：KR1020090105930
申请日：2009-11-04
Applicant: 한국전자통신연구원
IPC: H04B10/2581
CPC classification number: H04L12/2874 , H04L12/2885
Abstract: 본 발명은 스위칭부로부터 IGMP 메시지를 수신하고, 상기 IGMP 메시지에 기초하여 가입자 단말로부터의 트래픽 수신 요청을 파악하며, 상기 트래픽 수신 요청에 따라 필터링 레지스터에 값을 기록하는 프로세서, 및 상기 가입자 단말과의 트래픽 송수신을 위한 포트 식별자 및 상기 가입자 단말로 포워딩 할 트래픽의 존재를 나타내는 상기 필터링 레지스터의 값을 이용하여 상기 가입자 단말로 전송되는 패킷을 필터링하는 ONU MAC 관리부를 포함하는 멀티캐스트 포트 식별자 필터링 장치를 제안한다.
기가 비트 수동형 광 가입자 망, 멀티캐스트, 포트 식별자, 필터링-
公开(公告)号：KR101273201B1
公开(公告)日：2013-06-14
申请号：KR1020090102230
申请日：2009-10-27
Applicant: 한국전자통신연구원
CPC classification number: G06F8/65 , H04L41/082 , H04L67/34 , H04Q11/0067 , H04Q2011/0079
Abstract: 본발명은복수의단말들로부터업데이트메시지들을수신하는단계, 상기업데이트메시지들에기초하여전송윈도우의크기를결정하는단계, 상기전송윈도우의상기크기를이용하여상기복수의단말들에게전송될단말소프트웨어의이미지를가공하는단계, 및상기복수의단말들에게상기단말소프트웨어의이미지를전송하는단계를포함하는통신시스템에서단말소프트웨어의동시업데이트를위한서버제어방법을제안한다.
Abstract translation: 提供了一种控制服务器以同时更新安装在通信系统中的多个终端中的软件的方法，所述方法包括：从每个终端接收更新消息; 基于所述更新消息确定传输窗口的大小; 基于传输窗口的大小来处理要发送到多个终端的软件的图像; 以及将软件的图像发送到所述多个终端。
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公开(公告)号：KR1020120074357A
公开(公告)日：2012-07-06
申请号：KR1020100136163
申请日：2010-12-28
Applicant: 한국전자통신연구원
IPC: H04B10/2581
CPC classification number: H04B10/272 , H04J14/0232 , H04J14/0238 , H04J14/0246 , H04J14/0247 , H04J14/025 , H04J14/0252 , H04J14/0282
Abstract: PURPOSE: A passive optical network apparatus for transmitting optical signals is provided to promote band efficiency of uplink signals by changing a complex circuit into a simple circuit for transmitting and receiving the uplink signals. CONSTITUTION: An optical circulator(541) transmits a downlink signal inputted from a downlink optical trunk network to a wavelength distributer(542). The optical circulator transmits uplink signals inputted from the wavelength distributer to the downlink optical trunk network and a different uplink optical trunk network. The wavelength distributer distributes the downlink signal to plural wavelengths. The wavelength distributer connects the downlink signal to an optical distribution network. The wavelength distributer connects the uplink signal inputted from the optical distributer to the optical circulator.
Abstract translation: 目的：提供一种用于发送光信号的无源光网络装置，用于通过将复合电路改变成用于发送和接收上行链路信号的简单电路来提高上行链路信号的频带效率。 构成：光循环器（541）将从下行链路光中继网络输入的下行链路信号发送到波长分配器（542）。 光循环器将从波长分配器输入的上行链路信号发送到下行链路光中继网络和不同的上行链路光中继网络。 波长分配器将下行链路信号分配到多个波长。 波长分配器将下行链路信号连接到光分配网络。 波长分配器将从光分配器输入的上行链路信号连接到光循环器。
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公开(公告)号：KR1020120071506A
公开(公告)日：2012-07-03
申请号：KR1020100133075
申请日：2010-12-23
Applicant: 한국전자통신연구원
IPC: H04B10/2581 , H04B10/00
CPC classification number: H04Q11/0067 , H04J3/00 , H04Q11/00 , H04Q2011/0079
Abstract: PURPOSE: An optical network end apparatus and power saving method thereof are provided to successively operate function blocks in a sleep mode by confirming states of the function blocks in an optical network end apparatus. CONSTITUTION: A processor(110) confirms whether one or more DL(DownLink) physical blocks(120), an UL(UpLink) physical block(140), and data switching block(130) are operated in each idle mode. The processor successively transmits the function blocks to a sleep mode according to confirmation results. The processor successively transmits an optical transmission and reception block(160) and the medium access control block to the sleep mode by determining a sleep mode transmission of an MAC(Medium Access Control) block(150).
Abstract translation: 目的：提供一种光网络终端装置及其省电方法，通过确认光网络终端装置中功能块的状态，以睡眠模式连续运行功能块。 构成：处理器（110）确认在每个空闲模式下是否操作一个或多个DL（DownLink）物理块（120），UL（UpLink）物理块（140）和数据交换块（130）。 处理器根据确认结果依次将功能块发送到睡眠模式。 处理器通过确定MAC（媒体访问控制）块（150）的睡眠模式传输来连续地将光学传输和接收块（160）和媒体访问控制块发送到睡眠模式。
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公开(公告)号：KR1020120018087A
公开(公告)日：2012-02-29
申请号：KR1020110082210
申请日：2011-08-18
Applicant: 한국전자통신연구원
IPC: H04B10/2581 , H04L29/06
CPC classification number: H04J14/0221 , H04J14/0227
Abstract: PURPOSE: An optical subscriber network is provided to enable users to manage plural optical network terminals using a simple protocol, and to reduce the power consumption. CONSTITUTION: An optical subscriber network comprises the following: a grouping unit(530) grouping more than one optical network terminal into more than one sleep group; a transmitting unit(510) multi-casting a sleep mode permission message to the optical network terminals in the sleep groups; and a receiving unit(520) receiving a response message for the sleep mode permission message transmitted from the optical network terminals in a uni-cast mode.
Abstract translation: 目的：提供光用户网络，使用户能够使用简单的协议来管理多个光网络终端，并降低功耗。 构成：光用户网络包括：分组单元（530），将多于一个光网络终端分组成多于一个睡眠组; 发送单元（510）将睡眠模式许可消息多播给睡眠组中的光网络终端; 以及接收单元（520），其以单播模式从所述光网络终端接收到用于所述睡眠模式许可消息的响应消息。
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