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公开(公告)号：KR1020120071953A
公开(公告)日：2012-07-03
申请号：KR1020100133699
申请日：2010-12-23
Applicant: 한국전자통신연구원
CPC classification number: H04L12/437 , H04W40/248
Abstract: PURPOSE: A routing information transmission method in a wireless network and routing apparatus thereof are provided to smoothly transmit routing information in environment where a bandwidth is restricted by creating a routing update message according to the priority of each link information. CONSTITUTION: A routing unit(310) searches a neighbor node. The routing unit exchanges the routing information with the searched neighbor node. A neighbor node information management unit(320) manages neighbor node information. A link information management unit(330) manages the topology information of a network in a link unit. A routing table management unit(340) updates routing tables when the link information is updated.
Abstract translation: 目的：提供一种无线网络中的路由信息传输方法及其路由设备，以便通过根据每个链路信息的优先级创建路由更新消息来平滑地传输带宽受限的环境中的路由信息。 构成：路由单元（310）搜索邻居节点。 路由单元与搜索到的邻居节点交换路由信息。 邻居节点信息管理单元（320）管理邻居节点信息。 链接信息管理单元（330）管理链路单元中的网络的拓扑信息。 当更新链路信息时，路由表管理单元（340）更新路由表。
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公开(公告)号：KR1020120012749A
公开(公告)日：2012-02-10
申请号：KR1020100131463
申请日：2010-12-21
Applicant: 한국전자통신연구원
CPC classification number: H04L5/0091 , H04W72/0446 , H04W72/1263 , H04W84/18
Abstract: PURPOSE: A distributed scheduling method in a wireless mesh network based on OFDMA and a device thereof are provided to use a frame with a structure which can access resources by a sub channel. CONSTITUTION: A transceiving unit(810) transmits or receives a distributed scheduling message through a sub channel of a distributed scheduling sub frame of a data frame. A controller(820) generates a distributed scheduling message to be transmitted. The controller processes the received distributed scheduling message. The distributed scheduling message includes a transmission request message, a transmission approving message, and a transmission confirming message. The transmission request message, the transmission approving message, and the transmission confirming message are transmitted through different sub channels.
Abstract translation: 目的：提供一种基于OFDMA及其设备的无线网状网络中的分布式调度方法，以使用具有可通过子信道接入资源的结构的帧。 构成：收发单元（810）通过数据帧的分布式调度子帧的子信道发送或接收分布式调度消息。 控制器（820）生成要发送的分布式调度消息。 控制器处理接收到的分布式调度消息。 分布式调度消息包括传输请求消息，传输批准消息和传输确认消息。 发送请求消息，发送批准消息和发送确认消息通过不同的子信道发送。
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公开(公告)号：KR1020110090816A
公开(公告)日：2011-08-10
申请号：KR1020110009886
申请日：2011-02-01
Applicant: 한국전자통신연구원
CPC classification number: H04L5/0053 , H04L5/0073 , H04L27/261 , H04W72/082 , H04W84/18
Abstract: PURPOSE: A communication apparatus and communication method are provided to establish time synchronization with maintaining guard interval length in a mesh network by a providing resource allocation method. CONSTITUTION: A transmission unit(101) transmits a first preamble in a first period section of a frame. An operation mode decision unit determines an operation mode of a communication apparatus reported through a fifth period section. A CH preamble signal generating unit(107) creates a cluster header preamble signal. An identifier generating unit(112) creates an identifier for entering an initial network. A node ranging signal generating unit(113) creates a node ranging signal including the identifier created by the identifier generating unit.
Abstract translation: 目的：提供一种通信装置和通信方法，以通过提供资源分配方法来建立时间同步，同时维护网状网络中的保护间隔长度。 构成：发送单元（101）在帧的第一周期部分中发送第一前导码。 操作模式决定单元确定通过第五周期段报告的通信装置的操作模式。 CH前同步信号生成单元（107）创建簇头前同步信号。 标识符生成单元（112）创建用于输入初始网络的标识符。 节点测距信号生成单元（113）创建包括由标识符生成单元生成的识别符的节点测距信号。
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公开(公告)号：KR1020110072670A
公开(公告)日：2011-06-29
申请号：KR1020090129701
申请日：2009-12-23
Applicant: 한국전자통신연구원 , 한국항공대학교산학협력단
CPC classification number: H04W72/121 , H04W4/08 , H04W72/042
Abstract: PURPOSE: A method for assigning the radio resource to a plurality of terminals forming a group is provided to transmit only the control information for the terminal in which the transport format or the resources is changed. CONSTITUTION: An ABS(Advanced Base Station) adds the AMS(Advanced Mobile Station) in a group(S110). The ABS transmits the group scheduling information determined by the scheduling to a plurality of AMSs belonging to the group(S120). The group scheduling information comprises the terminal indication information and the resource information. The terminal indication information directs whether the information for the radio resource allocated to the AMS is changed or not. The resource information directs the changed radio resource of the AMS.
Abstract translation: 目的：提供一种用于将无线电资源分配给形成组的多个终端的方法，以仅传送传输格式或资源改变的终端的控制信息。 规定：ABS（高级基站）将AMS（高级移动台）添加到组（S110）中。 ABS将由调度确定的组调度信息发送给属于组的多个AMS（S120）。 组调度信息包括终端指示信息和资源信息。 终端指示信息指示分配给AMS的无线电资源的信息是否改变。 资源信息指示AMS的改变的无线电资源。
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公开(公告)号：KR1020110023727A
公开(公告)日：2011-03-08
申请号：KR1020100063858
申请日：2010-07-02
Applicant: 한국전자통신연구원
CPC classification number: Y02D70/00 , H04L12/189 , H04W4/06 , H04W72/005 , H04W72/02
Abstract: PURPOSE: A data transmission method in a multicast/broadcast service is provided to efficiently support an MBS in a mobile wireless access system and to reduce power consumption of a mobile terminal. CONSTITUTION: A first allocating indicator indicates an allocated part for transmitting an MBS(Multicast/Broadcast Service) at a first transmission time. A second allocating indicator indicates an allocated par for transmitting the MBS at a second transmission time. A terminal receives a superframe header and confirms an MBS area(S200). An MAP IE(Information Element) is received from the MBS subframe(S210). It is determined whether there is a service flow in the MAP IE(S220).
Abstract translation: 目的：提供多播/广播服务中的数据传输方法，以有效地支持移动无线接入系统中的MBS，并降低移动终端的功耗。 构成：第一分配指示符表示在第一传输时间发送MBS（多播/广播业务）的分配部分。 第二分配指示符指示在第二传输时间发送MBS的分配的参数。 终端接收超帧头并确认MBS区域（S200）。 从MBS子帧接收MAP IE（信息元素）（S210）。 确定MAP IE中是否存在服务流（S220）。
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Patent Agency Ranking
公开(公告)号：KR1020110023726A
公开(公告)日：2011-03-08
申请号：KR1020100063857
申请日：2010-07-02
Applicant: 한국전자통신연구원
Abstract: PURPOSE: A service state information transmission method of a femto base station in a wireless communication system which transmits service state information of a femto base station to a neighboring base station is provided to efficiently update a neighboring base station list in a wireless communication system. CONSTITUTION: A femto base station(20) is scheduled to interrupt a service. The service interruption data includes prediction service interruption time according to the scheduling of the service interruption. The service interruption data includes a handover control flag of femto bases station execution in a hand-over process. The service interruption data are transmitted through a broadcast message or a paging message.
Abstract translation: 目的：提供一种无线通信系统中的毫微微基站的服务状态信息发送方法，该无线通信系统向毫微微基站发送毫微微基站的业务状态信息，以有效地更新无线通信系统中的相邻基站列表。 规定：毫微微基站（20）被安排中断服务。 服务中断数据包括根据服务中断的调度的预测服务中断时间。 服务中断数据包括在切换过程中毫微微基站执行的切换控制标志。 服务中断数据通过广播消息或寻呼消息发送。
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公开(公告)号：KR1020110002818A
公开(公告)日：2011-01-10
申请号：KR1020100064129
申请日：2010-07-02
Applicant: 한국전자통신연구원
IPC: H04B7/26
CPC classification number: H04W48/08 , H04W84/045 , H04L5/0098
Abstract: PURPOSE: A method for operating a femto base station based on a radio access system is provided to efficiently manage a femto base station in a wireless mobile connection system which supports a femto cell. CONSTITUTION: A femto BS(Base Station) receives the information of a mobile station which enters an idle mode(S331), and receives the information on the mobile station which enters a sleep mode(S332). The femto BS determines an LDO(Low Duty Operation) cycle(S340), and transmits to each mobile station the LDO related information including a determined LDO cycle(S351,S352). Based on the change LDO pattern, the femto base station is managed in the changed LDO mode(S360).
Abstract translation: 目的：提供一种基于无线电接入系统操作毫微微基站的方法，用于在支持毫微微小区的无线移动连接系统中有效地管理毫微微基站。 构成：毫微微BS（基站）接收进入空闲模式的移动台的信息（S331），并接收进入睡眠模式的移动台上的信息（S332）。 毫微微BS确定LDO（低占空比操作）周期（S340），并向每个移动台发送包括确定的LDO周期的LDO相关信息（S351，S352）。 基于改变的LDO模式，以改变的LDO模式管理毫微微基站（S360）。
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公开(公告)号：KR1020100118546A
公开(公告)日：2010-11-05
申请号：KR1020100039725
申请日：2010-04-28
Applicant: 한국전자통신연구원
CPC classification number: Y02D70/00 , H04W52/0225
Abstract: PURPOSE: A method for saving power is provided to allocate source in a terminal to operate receiver only in a specific frame which predicts reception of real-time service flow, thereby reducing the power saving of the terminal. CONSTITUTION: A terminal receives an AAI_CM-CMD(Advanced Air Interface_Carrier Management-Command) message from a base station. The terminal activates secondary carrier among a plurality of carrier wave according to the AAI_CM-CMD(Advanced Air Interface_Carrier Management-Command) message. The terminal receives a first service data through activated sub carrier in a first frame. The terminal receives a second service data through activated secondary carrier in a second frame. An interval of a first frame and a second frame is determined according to the receiving standby interval information within service flow information.
Abstract translation: 目的：提供一种省电方法，用于在终端中分配源，仅在预测接收实时业务流的特定帧中操作接收机，从而减少终端的功率节省。 规定：终端从基站接收到AAI_CM-CMD（Advanced Air Interface_Carrier Management-Command）消息。 终端根据AAI_CM-CMD（Advanced Air Interface_Carrier Management-Command）消息在多个载波中激活辅载波。 终端在第一帧中通过激活的子载波接收第一服务数据。 终端在第二帧中通过激活的辅助载波接收第二服务数据。 根据服务流信息中的接收待机间隔信息确定第一帧和第二帧的间隔。
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公开(公告)号：KR1020100117515A
公开(公告)日：2010-11-03
申请号：KR1020100036078
申请日：2010-04-19
Applicant: 한국전자통신연구원
CPC classification number: H04L29/0653 , H04L43/00 , H04L69/321 , H04L69/322
Abstract: PURPOSE: A traffic packet fragmentation, packing, and multiplexing method is provided to configure MAC PDU(Media Access Control Protocol Data Unit) using small overhead. CONSTITUTION: A traffic packet which is received from at least one service is analyzed. A connection identifier(5), a SDU, and the length information are identified through the analysis. The MAC PDU is generated. The MAC PDU comprises one FPMEH(Fragmentation Packing Multiplexing Header) which has the FPMEHB(Fragmentation Packing Multiplexing Header Block) of the number corresponding to the number of the service house.
Abstract translation: 目的：提供流量分组分片，打包和复用方法，以便使用较小的开销来配置MAC PDU（媒体访问控制协议数据单元）。 构成：分析从至少一个服务接收的流量包。 通过分析来识别连接标识符（5），SDU和长度信息。 生成MAC PDU。 MAC PDU包括一个FPMEH（分段包装多路复用头），其具有与服务房屋号码对应的号码的FPMEHB（分段包装复用头部块）。
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公开(公告)号：KR100967954B1
公开(公告)日：2010-07-06
申请号：KR1020080066872
申请日：2008-07-10
Applicant: 한국전자통신연구원
CPC classification number: H04L1/0662
Abstract: 본 발명은 유사 직교 시공간 블록 부호 시스템 및 방법에 관한 것이다.
본 발명은 부호화율이 1인 동시에 복호시 단순한 선형 알고리즘만으로도 부호화된 신호의 복호가 가능하기 때문에 시스템이 매우 복잡해지지 않으며, 추정된 신호에 인접 신호의 간섭 성분이 전혀 존재하지 않기 때문에, 시스템의 성능이 좋아진다.
유사 직교 시공간 블록 부호, QO-STBC, 그라미안 행렬, 대각행렬
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