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公开(公告)号：KR1020150111732A
公开(公告)日：2015-10-06
申请号：KR1020140035470
申请日：2014-03-26
Applicant: 한국전자통신연구원
IPC: H04L12/701 , H04L12/28
CPC classification number: H04W40/005 , H04W40/26 , H04W52/0235 , Y02D70/144 , Y02D70/22
Abstract: 데이터통신방법은하나이상의노드를포함하는데이터통신시스템이데이터신호를전송하는방법에있어서, 소스노드가하나이상의타 통신노드로부터프로브패킷을수신하는경우, 웨이크업메시지를발신하는단계, 웨이크업메시지를수신한하나이상의노드가전달노드인경우, 전달노드가타 통신노드로부터프로브패킷을수신함에따라웨이크업메시지를발신하는단계, 웨이크업메시지를수신한노드가목적노드인경우, 목적노드가웨이크업메시지를수신함에따라응답메시지를발신하는단계, 전달노드가응답메시지를수신하는경우, 응답메시지를발신하는단계및 소스노드가응답메시지를수신하는경우, 전달노드를통해목적노드로데이터신호를동시전송하는단계를포함한다.
Abstract translation: 本发明涉及一种通过包括一个或多个节点的数据通信系统发送数据信号的数据通信方法。 根据本发明，数据通信方法包括以下步骤：当源节点从一个或多个其他通信节点接收探测分组时发送唤醒消息; 当所述用于接收所述唤醒消息的节点是传输节点时，作为传送节点发送所述唤醒消息从所述另一通信节点接收所述探测分组; 当用于接收所述唤醒消息的节点是所述目的节点时，发送作为目的地节点的响应消息接收所述唤醒消息; 当传输节点接收到响应消息时发送响应消息; 并且当源节点接收到响应消息时，通过传输节点同时向目的地节点发送数据信号。
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公开(公告)号：KR1020140037581A
公开(公告)日：2014-03-27
申请号：KR1020120103912
申请日：2012-09-19
Applicant: 한국전자통신연구원
CPC classification number: H04W52/0209 , H04W52/0261 , H04W84/18 , Y02D70/00
Abstract: Disclosed are an apparatus and method for setting the operation of a sensor node according to the energy of the sensor node. The sensor node of a wireless sensor network system includes: an energy identifying unit which identifies the energy of the sensor node; and a node setting unit which sets the sensor node as a router node which relays communication between adjacent nodes or a leaf node which does not relay the communication based on the energy of the sensor node. [Reference numerals] (110) First sensor node; (120) Second sensor node; (130) Third sensor node; (140) Fourth sensor node
Abstract translation: 公开了根据传感器节点的能量来设置传感器节点的操作的装置和方法。 无线传感器网络系统的传感器节点包括：识别传感器节点的能量的能量识别单元; 以及节点设置单元，其将所述传感器节点设置为路由器节点，所述路由器节点基于所述传感器节点的能量来中继相邻节点之间的通信或不中继所述通信的叶节点。 （附图标记）（110）第一传感器节点; （120）第二传感器节点; （130）第三传感器节点; （140）第四传感器节点
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公开(公告)号：KR1020140023840A
公开(公告)日：2014-02-27
申请号：KR1020120133917
申请日：2012-11-23
Applicant: 한국전자통신연구원
CPC classification number: H04W40/24 , H04W52/0203 , H04W84/18
Abstract: The present invention provides a device and a method for processing a passage management packet. The device for processing a passage management packet determines whether a router processing a received passage management packet is a storage node. If the router is the storage node, the present invention controls the passage management packet to be stored in a routing table. If the router is a non-storage node, the present invention controls the passage management packet to be transmitted to a next node without storing the passage management packet in the routing table. [Reference numerals] (110) Reception unit; (120) Determination unit; (130) Control unit; (140) Routing table; (150) Transmission unit
Abstract translation: 本发明提供一种处理通道管理分组的装置和方法。 用于处理通过管理分组的设备确定处理接收的通过管理分组的路由器是否是存储节点。 如果路由器是存储节点，则本发明控制要存储在路由表中的通道管理分组。 如果路由器是非存储节点，则本发明将通过管理包发送到下一个节点，而不将路由表存储在路由表中。 （附图标记）（110）接收单元; （120）确定单位; （130）控制单元; （140）路由表; （150）传输单元
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公开(公告)号：KR101383691B1
公开(公告)日：2014-04-09
申请号：KR1020100103929
申请日：2010-10-25
Applicant: 한국전자통신연구원
Inventor： 정종수
CPC classification number: H04W24/02 , G06F8/30 , G06F8/654 , G06F9/45512 , H04W84/18
Abstract: 본 발명은 무선 메쉬 네트워크에서의 협력적 무선 펌웨어 업데이트 장치 및 방법에 관한 것이다. 즉, 본 발명에서는 무선 메쉬 네트워크에서의 각 노드가 커널, 네트워크 스택, 응용 프로토콜 등의 공통적으로 사용하는 바이너리 정보를 이용하여 기지국에서 타겟 노드까지 원본 이미지 대신 차분 스크립트를 전송하는 방식으로 노드간 협력을 통한 펌웨어 업데이트를 수행함으로서 대역폭을 절약하면서도 보다 안정적으로 펌웨어의 업데이트 및 유지 관리가 가능하도록 한다.
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公开(公告)号：KR1020130061931A
公开(公告)日：2013-06-12
申请号：KR1020110128256
申请日：2011-12-02
Applicant: 한국전자통신연구원
CPC classification number: H04W72/082 , H04W72/048 , H04W74/0808 , H04W84/18
Abstract: PURPOSE: A device for assigning a multi-channel in a wireless multi-hop network and a method thereof are provided to assign a plurality of channels to a part which CSMA(Carrier Sense Multiple Access) is used in a network, which is composed of multi-hop, by improving communication performance between devices in the network, thereby reducing packet collision. CONSTITUTION: A multi-channel algorithm generation unit(206) generates a multi-channel algorithm in order to successively set one of three channels corresponding to a hop number. When a network join request message is received from one or more lower layer hop devices, a control unit(204) transmits a network join response message which includes the multi-channel algorithm to a lower layer hop device. A transmitting/receiving unit(202) transmits and receives the messages and receives data by connecting the lower layer hop device. [Reference numerals] (202) Transmitting unit; (204,256) Control unit; (206) Multi-channel algorithm generation unit; (252) Transmitting and receiving unit; (254) Channel scan unit
Abstract translation: 目的：提供一种用于在无线多跳网络中分配多信道的设备及其方法，其用于向网络中使用CSMA（载波侦听多路访问）的部分分配多个信道，该部分由 通过提高网络设备之间的通信性能，从而减少数据包冲突，从而实现多跳。 构成：多通道算法生成单元（206）生成多通道算法，以连续地设定与跳数对应的3个通道。 当从一个或多个下层跳设备接收到网络加入请求消息时，控制单元（204）将包含多信道算法的网络连接响应消息发送到下层跳设备。 发送/接收单元（202）通过连接下层跳跃设备来发送和接收消息并接收数据。 （附图标记）（202）发送单元; （204,256）控制单元; （206）多通道算法生成单元; （252）发射和接收单元; （254）通道扫描单元
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Patent Agency Ranking
公开(公告)号：KR1020110057582A
公开(公告)日：2011-06-01
申请号：KR1020090114045
申请日：2009-11-24
Applicant: 한국전자통신연구원
CPC classification number: Y02D70/00 , H04W52/0216 , H04W52/0261
Abstract: PURPOSE: A data transmission system and the transceiving method thereof are provided to transceive data through vehicle designated by a user in remote place and to reduce battery power consumption. CONSTITUTION: An access point(300) recognizes a sleep period of each vehicle. The access point transmits a reception prepare request for data to a specific vehicle from a data providing apparatus. A management server(400) transmits vehicle location from the access point. The management server supplies vehicle location to data providing apparatus according to the request of the data providing apparatus.
Abstract translation: 目的：提供一种数据传输系统及其收发方法，用于通过远程用户指定的车辆收发数据，并减少电池电量消耗。 构成：接入点（300）识别每个车辆的睡眠周期。 接入点从数据提供装置向特定车辆发送数据的接收准备请求。 管理服务器（400）从接入点发送车辆位置。 管理服务器根据数据提供装置的要求将车辆位置提供给数据提供装置。
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7.发明公开6LoWPAN 기반 무선 센서 네트워크에서의 TCP 세그먼트 조절 장치 및 방법 审中-实审基于6LOPPAN（IPV6超低频无线个人网络）的无线传感器网络中TCP（传输控制协议）分段调整的装置和方法
公开(公告)号：KR1020150130642A
公开(公告)日：2015-11-24
申请号：KR1020140057362
申请日：2014-05-13
Applicant: 한국전자통신연구원
IPC: H04L12/805 , H04L12/811 , H04L29/06
CPC classification number: H04L43/0847 , H04L43/16 , H04L47/36 , H04W4/80
Abstract: 6LoWPAN 기반무선센서네트워크에서 TCP의전송성능을향상시키기위해 TCP 세그먼트의크기를동적으로조절할수 있는장치에관한기술이개시된다. 6LoWPAN 기반무선센서네트워크에서의 TCP 세그먼트조절장치는현재노드에서경계라우터에게전송되는패킷의전송성공여부에기초하여패킷전송률을산출하고, 패킷전송률과데이터베이스에미리저장된이전의패킷전송률에기초하여평균패킷전송률을산출하는전송률산출부, 평균패킷전송률에포함된정보에기초하여현재노드와경계라우터구간의링크품질을판단하는링크품질판단부및 링크품질에대한판단결과에기초하여평균패킷전송률을조절하고, 조절된평균패킷전송률에상응하여 TCP 세그먼트의 MSS(Maximum Segment Size)를조절하는 TCP 세그먼트조절부를포함한다.
Abstract translation: 公开了一种可以动态地调整传输控制协议（TCP）段的大小以提高基于IPv6低功率无线个人区域网络（6LoWPAN）的无线传感器网络中的TCP的传输性能的装置的技术。 根据本发明，用于基于6LoWPAN调整无线传感器网络中的TCP段的装置包括：传输比计算单元，用于基于从当前节点发送到边界路由器的分组的传输来计算分组传输比 是否成功，并且基于预先存储在数据库中的分组传输比和先前的分组传输比来计算平均分组传输比; 链路质量确定单元，用于基于包括在平均分组传输比中的信息来确定当前节点和边界路由器的一部分的链路质量; 以及TCP段调整单元，用于基于关于所述链路质量的确定结果来调整所述平均分组传输比，以及响应于所调整的平均分组传输比调整所述TCP分段的最大分段大小（MSS）。
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公开(公告)号：KR1020140034951A
公开(公告)日：2014-03-21
申请号：KR1020120094562
申请日：2012-08-28
Applicant: 한국전자통신연구원
CPC classification number: H04L69/04 , H04L45/74 , H04W40/24 , Y02D70/122 , Y02D70/144 , Y02D70/22
Abstract: The present invention provides a method of managing a context table for compressing a header based on a context to efficiently manage the context table and to increase a rate of a compressed packet in a low-power and Lossy networks (LLN) by applying a score to the context by taking a distance of a destination node and multi-casting transmission into consideration upon mutual communication between an external network and the LLN in a 6LoWPAN and registering the context in the table according to the highest order of the score. To this end, the present invention provides a method including the steps of determining a size of a score by taking into consideration traffic information of a packet transmitted from an external host by a boundary router connecting the LLN to an external network; assigning a context ID to a prefix of the transmitted packet by the boundary router based on the determined size of the score to register the context in the context table; and transmitting a packet of the context registered in the context table to all nodes of the LLN. [Reference numerals] (AA) Replace context
Abstract translation: 本发明提供了一种管理上下文表的方法，用于基于上下文来压缩报头以有效地管理上下文表，并且通过将分数应用于低功率和有损网络（LLN）来提高压缩分组的速率 通过在6LoWPAN中的外部网络和LLN之间的相互通信中考虑目的地节点和多播传输的距离，并且根据分数的最高顺序将表格中的上下文记录在上下文中。 为此，本发明提供了一种方法，包括以下步骤：通过考虑从连接到外部网络的边界路由器从外部主机发送的分组的业务信息来确定分数的大小; 基于所确定的分数的大小，通过边界路由器将上下文ID分配给所发送的分组的前缀，以在上下文表中注册上下文; 并将在上下文表中注册的上下文的分组发送到LLN的所有节点。 （附图标记）（AA）替换上下文
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公开(公告)号：KR1020130017264A
公开(公告)日：2013-02-20
申请号：KR1020110079596
申请日：2011-08-10
Applicant: 한국전자통신연구원
IPC: G06F15/16
Abstract: PURPOSE: A system for providing a web service for an intelligent object without the limitation of resources and a method thereof are provided to supply a web service without the influence of a limited network and memory size of the intelligent object by delivering a web service request for the intelligent object to a web server through a relay device and delivering a web page of the intelligent object to a service requester through the relay device. CONSTITUTION: An intelligent object(10) receives a web service request for the intelligent object from a service requester to transmit a message including information about a web server(30) related to the web service request to a relay device(40). The relay device receives the message including the information about the web server from the intelligent object to deliver the web service request to the web server. When a response to the request is received from the web server, the relay device delivers the response to the service requester. The information about the web server includes a URL(Uniform Resource Locator) of the web server and is stored in the memory of the intelligent object. [Reference numerals] (10) Intelligent object; (20) User terminal; (30) Web server; (40) Relay device; (50) Limited network; (60) Boundary router; (AA) Internet
Abstract translation: 目的：提供用于智能对象的web服务而不受资源限制的系统及其方法，以提供Web服务，而不受有限网络和智能对象的内存大小的影响，通过传递Web服务请求 智能对象通过中继设备发送到Web服务器，并通过中继设备将智能对象的网页传送给服务请求者。 构成：智能对象（10）从服务请求者接收对智能对象的web服务请求，以将包括与web服务请求相关的web服务器（30）的信息的消息传送到中继设备（40）。 中继设备从智能对象接收包括关于web服务器的信息的消息，以将Web服务请求传递给web服务器。 当从Web服务器接收到对请求的响应时，中继设备将响应传递给服务请求者。 有关Web服务器的信息包括Web服务器的URL（统一资源定位符），并存储在智能对象的存储器中。 （附图标记）（10）智能对象; （20）用户终端; （30）Web服务器; （40）继电器; （50）网络有限; （60）边界路由器 （AA）互联网
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公开(公告)号：KR1020100120110A
公开(公告)日：2010-11-12
申请号：KR1020100103929
申请日：2010-10-25
Applicant: 한국전자통신연구원
Inventor： 정종수
CPC classification number: H04W24/02 , G06F8/30 , G06F8/654 , G06F9/45512 , H04W84/18
Abstract: PURPOSE: An apparatus and a method for cooperatively updating firmware on a wireless mesh network are provided to reduce a bandwidth by updating a firmware through inter-node cooperation. CONSTITUTION: When the updating of an execution code image for a target node in a mesh network is required, an update script generator(304) generates a code update script in reference to the execution code image of neighbor nodes and the execution code image of the target node stored in a code image DB(302). The update script generator updates the target node based on the code update script.
Abstract translation: 目的：提供一种用于在无线网状网络上协同更新固件的装置和方法，以通过节点间协作更新固件来减少带宽。 构成：当需要更新网状网络中的目标节点的执行代码图像时，更新脚本生成器（304）参照相邻节点的执行代码图像生成代码更新脚本，并且执行代码图像 存储在代码图像DB（302）中的目标节点。 更新脚本生成器根据代码更新脚本更新目标节点。
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