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    • 122. 发明公开
    • 지능형 MAC 구동 장치 및 방법
    • 用于控制智能MAC的装置和方法
    • KR1020140142077A
    • 2014-12-11
    • KR1020130063664
    • 2013-06-03
    • 한국전자통신연구원
    • 최용석이숙진박윤옥권동승
    • H04W48/18H04W72/06H04W88/10H04W76/02H04W88/06
    • H04W48/18H04W76/16H04W88/06H04W72/06H04W88/10
    • 지능형 MAC(Multiple Access Communication) 구동 장치 및 방법이 개시된다. 본 발명에 따른 지능형 MAC 구동 방법은 적어도 하나 이상의 RAT(Radio Access Technology)와 무선망을 연결하는 단계, 상기 RAT의 가용자원 및 무선상태를 포함하는 RAT 정보를 수집하는 단계, 적어도 하나 이상의 연결대상 서비스의 QoS(Quality of Service)를 확인하는 단계, 상기 연결대상 서비스의 우선순위를 결정하여 우선 연결대상 서비스를 선정하는 단계, 상기 QoS 및 상기 RAT 정보를 기반으로 상기 우선 연결대상 서비스를 수행하기 위한 연결 RAT를 결정하는 단계 및 상기 연결 RAT를 통하여 상기 우선 연결대상 서비스를 개시하는 단계를 포함한다.
    • 本发明涉及智能多址通信(MAC)驱动装置及其方法。 根据本发明的智能MAC驱动方法包括以下步骤:将至少一个无线接入技术(RAT)连接到无线网络; 收集包括RAT的可用资源和无线状态的RAT信息; 检查至少一个连接目标服务的服务质量(QoS); 确定所述连接目标服务的优先级以选择优先连接目标; 确定用于基于所述QoS和RAT信息执行所述优先连接目标服务的连接RAT; 并通过连接RAT启动优先连接目标。
    • 124. 发明公开
    • 무선 메쉬 네트워크에서 기준 시간 제어 방법
    • 控制网状网络参考时间的方法
    • KR1020140075978A
    • 2014-06-20
    • KR1020120143860
    • 2012-12-11
    • 한국전자통신연구원
    • 김현재임광재권동승
    • H04W56/00H04W84/18
    • H04W56/0015H04W84/18
    • A method for controlling time of reference (Tr) in a wireless mesh network according to the present invention, which is performed by a time-of-reference control system, comprises: a network entry step in which an entry node trying an entry into a network synchronizes its own time of reference with time of reference of a sponsor node of the wireless mesh network; an initial holdoff time step in which adjusts a location of the time of reference to change the time of reference fitted for the sponsor node to the time of reference within the network for an initial holdoff time period before transmission of a broadcast message ; and a periodic ranging step of correcting an accumulated error of the time of reference.
    • 一种用于控制由参考时间控制系统执行的根据本发明的无线网状网络中的参考时间(Tr)的方法,包括:网络进入步骤,其中尝试进入 网络将其自身的参考时间与无线网状网络的赞助节点的参考时间同步; 初始暂停时间步骤,其中在发送广播消息之前的初始释放时间段中,调整参考时间的位置以将赞助者节点的参考时间改变为网络内的参考时间; 以及周期性测距步骤,用于校正参考时间的累积误差。
    • 126. 发明公开
    • 통신 장치 및 그 데이터 전송 방법
    • 通信装置及数据传输机制
    • KR1020140048401A
    • 2014-04-24
    • KR1020120113155
    • 2012-10-11
    • 한국전자통신연구원
    • 김정현김지형김현재임광재권동승
    • H04W28/04
    • H04L1/1887H04L1/1607H04L1/1816H04L45/28H04L2001/0093
    • Disclosed are a communication device and a data transmission method of the communication device. Upon receiving a feedback message which corresponds to data failed to be received by each communication receiver apparatus, the communication device generates a feedback matrix corresponding to the feedback message, selects candidate transmission data from the feedback matrix, and executes the network coding of the candidate transmission data to retransmit the data to each communication receiver apparatus. [Reference numerals] (S310) Receiving a feedback message; (S320) Updating a feedback matrix; (S330) Rearranging the feedback matrix according to priorities; (S340) Selecting a part of the feedback matrix to be used for transmission if candidate transmission data is greater than available transmission resources; (S350) Generating retransmission data in the selected part of the feedback matrix; (S360) Adding data to be transmitted if the generated retransmission data is less than the available transmission resources; (S370) Dividing the final retransmission data into a transmission unit; (S380) Adding a header to every transmission unit and transmitting the same
    • 公开了通信装置的通信装置和数据发送方法。 在接收到对应于每个通信接收装置未能接收的数据的反馈消息时,通信装置产生与反馈消息对应的反馈矩阵,从反馈矩阵中选择候选传输数据,并执行候选传输的网络编码 用于将数据重发到每个通信接收装置的数据。 (附图标记)(S310)接收反馈消息; (S320)更新反馈矩阵; (S330)根据优先级重新排列反馈矩阵; (S340)如果候选传输数据大于可用传输资源,则选择要用于传输的反馈矩阵的一部分; (S350)在所述反馈矩阵的所选部分中生成重发数据; (S360)如果生成的重传数据小于可用传输资源,则添加要发送的数据; (S370)将最终重发数据分割成发送单元; (S380)将标题添加到每个传输单元并传送
    • 127. 发明公开
    • 무선 통신 시스템의 간섭 회피를 위한 자원 할당 장치 및 방법
    • 用于分配无线通信系统避免干扰资源的装置和方法
    • KR1020130110985A
    • 2013-10-10
    • KR1020120033381
    • 2012-03-30
    • 한국전자통신연구원
    • 신우람김현재김지형이안석임광재권동승
    • H04W72/04H04W84/18H04J11/00
    • H04W72/082H04W72/12H04J11/005H04W84/18
    • PURPOSE: A resource allocating device for the interference evasion of a wireless communication system and a method thereof are provided to prevent receiving failure caused by interference generated by incomplete synchronization with neighbor nodes in a wireless mesh network. CONSTITUTION: An allocation control unit (230) selects a simultaneous receiving impossibility node and a simultaneous transmission impossibility node about each hop node of a node by using a signal quality value of each hop node. The allocation control unit excludes a transmission-expected resource of the simultaneous transmission impossibility node from a transmission resource during the transmission resource allocation of the node. The allocation control unit excludes the transmission-expected resource of the simultaneous transmission impossibility node from a receiving resource of the node during the receiving resource allocation of the node. [Reference numerals] (210) Transmitting unit; (220) Receiving unit; (230) Allocation control unit
    • 目的:提供一种用于无线通信系统的干扰逃避的资源分配装置及其方法,以防止由于与无线网状网络中的邻居节点不完全同步而产生的干扰而导致的接收故障。 构成:分配控制单元(230)通过使用每个跳跃节点的信号质量值来选择关于节点的每个跳跃节点的同时接收不可能节点和同时发送不可能节点。 分配控制单元在节点的传输资源分配期间从传输资源排除同时传输不可能节点的传输预期资源。 在节点的接收资源分配期间,分配控制单元从节点的接收资源中排除同时发送不可能节点的发送预期资源。 (附图标记)(210)发送单元; (220)接收单元; (230)分配控制单元
    • 128. 发明公开
    • 무선 노드 간 데이터 통신 방법
    • 无线节点之间数据通信的方法
    • KR1020130068392A
    • 2013-06-26
    • KR1020110135515
    • 2011-12-15
    • 한국전자통신연구원
    • 박인숙김현재임광재권동승
    • H04B7/04
    • H04B7/0617H04B7/0632H04B7/0665H04B7/086H04W24/10
    • PURPOSE: A data communication method between the wireless nodes is provided to simplify a calculation procedure of a beam-forming matrix by improving feedback information. CONSTITUTION: A reception node generates channel data by measuring channel information(S201). The reception node transmits the channel data to a transmission node. The transmission node generates a transmission beam-forming matrix and a reception beam-forming matrix by using the channel data(S203). The transmission node transmits the transmission beam-forming matrix and the reception beam-forming matrix to the reception node(S205). The reception node verifies the reception beam-forming matrix by using the transmitted transmission beam-forming matrix. The reception node gives feedback on a verification result to the transmission node. [Reference numerals] (AA) Start; (BB) No; (CC) Yes; (DD) End; (S201) Reception node measures channel information, generates channel data, and transmits the same to a transmission node; (S203) Transmission node generates a transmission beam-forming matrix(V(j)) and a reception beam-forming matrix(U(i)) by using the channel data; (S205) Transmission node transmits the V(j) and the U(i) to the reception node; (S207) Reception node self-generates a reception beam-forming matrix(U'(i)) using the V(j); (S209) Is the U(i) equal to the U'(i)?; (S211) Transmission node transmits data to the reception node by applying the V(j); (S213) Reception node transmits the U'(i) to the transmission node; (S215) Transmission node re-generates a V(j) by using the U'(i)
    • 目的:提供无线节点之间的数据通信方法,通过改进反馈信息来简化波束形成矩阵的计算过程。 构成:接收节点通过测量频道信息来生成频道数据(S201)。 接收节点将信道数据发送到发送节点。 发送节点通过使用信道数据生成发送波束形成矩阵和接收波束形成矩阵(S203)。 发送节点将发送波束形成矩阵和接收波束形成矩阵发送到接收节点(S205)。 接收节点通过使用发送的发射波束形成矩阵来验证接收波束形成矩阵。 接收节点向发送节点提供关于验证结果的反馈。 (附图标记)(AA)开始; (BB)否 (CC)是; (DD)结束; (S201)接收节点测量信道信息,生成信道数据,并将其发送到发送节点; (S203)传输节点通过使用信道数据生成发射波束形成矩阵(V(j))和接收波束形成矩阵(U(i)); (S205)传输节点将V(j)和U(i)发送到接收节点; (S207)接收节点使用V(j)自身生成接收波束形成矩阵(U'(i)); (S209)U(i)是否等于U'(i)? (S211)传输节点通过应用V(j)向接收节点发送数据; (S213)接收节点将U'(i)发送到发送节点; (S215)传输节点通过使用U'(i)重新生成V(j)
    • 129. 发明公开
    • 네트워크 관리 방법 및 장치
    • 管理网络的方法和设备
    • KR1020130063917A
    • 2013-06-17
    • KR1020110130540
    • 2011-12-07
    • 한국전자통신연구원
    • 이안석신우람김현재임광재권동승
    • H04W24/04H04W40/02H04W84/18
    • H04W76/10H04W8/005H04W76/14H04W84/18
    • PURPOSE: A network management method and a device thereof are provided to support a restoration for a connection using a link by rapidly connecting the link to a neighbor mesh node. CONSTITUTION: When an entry node entering into a transmission range is sensed, a neighbor node management unit(1100) selects the entry node and a mesh node as an agent node including a neighbor node from a plurality of neighbor nodes. The neighbor node management unit forms a link with the entry node through the agent node. A transmission and reception unit(1300) receives a message from the plurality of the neighbor nodes. The transmission and reception unit transmits the received message to the neighbor node management unit. [Reference numerals] (1100) Neighbor node management unit; (1200) Path management unit; (1300) Transmission and reception unit
    • 目的:提供一种网络管理方法及其装置,以通过将链路快速连接到邻居网格节点来支持使用链路的连接的恢复。 构成:当检测到进入传输范围的入口节点时,邻居节点管理单元(1100)从多个邻居节点中选择入口节点和网状节点作为包括邻居节点的代理节点。 邻居节点管理单元通过代理节点与入口节点形成链路。 发送和接收单元(1300)从多个相邻节点接收消息。 发送和接收单元将接收到的消息发送到邻居节点管理单元。 (附图标记)(1100)邻居节点管理单元; (1200)路径管理单元; (1300)发送和接收单元
    • 130. 发明公开
    • 스마트 홈 서버 운용 시스템 및 그 시스템의 운용 방법
    • SMART HOME服务器管理系统及其方法
    • KR1020130063742A
    • 2013-06-17
    • KR1020110130269
    • 2011-12-07
    • 한국전자통신연구원
    • 이승환조윤희송재수권동승
    • G06F17/30G06F17/40G06F15/16
    • G06F17/3002G06F17/30026G06F17/30047G06K9/00241G10L15/26G10L17/005H04N5/23203
    • PURPOSE: A smart home server operating system and an operating method thereof are provided to collect user content files by analyzing a photographed face and a recorded voice of a user based on content files. CONSTITUTION: A content file is received from an external terminal building a keyword database storing keyword information corresponding to users(201). The voice recognition of the content file is performed(202). The keyword information related to the content file is extracted from the keyword database based on a result of the voice recognition. The extracted keyword information is set as a tag of the content file. If the tag of the content file is set, the content file is classified into personal data of a user corresponding to the keyword information(204). [Reference numerals] (200) Audio data; (201,211) Upload; (202,205,212) Voice recognition; (203,206,213) Generation of user voice information; (204,207,214) Automatic classification; (AA) External terminal; (BB) Smart home server system; (CC) Filming; (DD) Video data; (EE) Photographing
    • 目的:提供智能家庭服务器操作系统及其操作方法,以通过基于内容文件分析用户的拍摄面部和记录语音来收集用户内容文件。 构成:从外部终端接收构成与存储与用户对应的关键字信息的关键字数据库(201)的内容文件。 执行内容文件的语音识别(202)。 基于语音识别的结果,从关键字数据库中提取与内容文件相关的关键字信息。 所提取的关键词信息被设置为内容文件的标签。 如果设置了内容文件的标签,则将内容文件分类为与关键字信息对应的用户的个人数据(204)。 (附图标记)(200)音频数据; (201,211)上传; (202,205,212)语音识别; (203,206,213)生成用户语音信息; (204,207,214)自动分类; (AA)外部终端; (BB)智能家庭服务器系统; (CC)拍摄; (DD)视频数据; (EE)摄影