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    • 3. 发明申请
    • METHOD, BASE STATION AND RELAY NODE FOR UPLINK TRANSMISSION
    • 方法,基站和上行链路传输的继电器节点
    • US20130003650A1
    • 2013-01-03
    • US13635033
    • 2010-03-18
    • Feng HanWu ZhengXiaobing LengKaibin ZhangJimin Liu
    • Feng HanWu ZhengXiaobing LengKaibin ZhangJimin Liu
    • H04W72/12H04W72/14
    • H04W28/18H04B7/155H04W84/047
    • A method for uplink transmission is proposed in the present invention. The method comprises steps of: selecting, based on statistical parameters for uplink traffic of a relay node, an uplink transmission method from a set of candidate uplink transmission methods; informing the relay node of the selected uplink transmission method; and performing the uplink transmission by the relay node according to the selected uplink transmission method. A base station and a relay node for implementing the uplink transmission method are also proposed in the present invention. According to the present invention, the base station can dynamically select different uplink transmission methods based on the statistical parameters for uplink traffic of the relay node, and the relay node can perform the uplink transmission based on the selected uplink transmission method so as to achieve favorable delay performance and high resource usage efficiency.
    • 本发明提出了上行传输方法。 该方法包括以下步骤:根据一组候选上行链路传输方法,选择基于中继节点的上行流量的统计参数的上行链路传输方法; 向所述中继节点通知所选择的上行链路传输方法; 以及根据所选择的上行链路传输方法由中继节点执行上行链路传输。 在本发明中还提出了一种用于实现上行链路传输方法的基站和中继节点。 根据本发明,基站可以基于中继节点的上行业务的统计参数动态选择不同的上行传输方式,中继节点可以根据选择的上行传输方式进行上行传输,从而达到有利 延迟性能和高资源使用效率。
    • 6. 发明申请
    • BASE STATION, RELAY STATION, MOBILE TERMINAL FOR IMPLEMENTING RELAY AND THE CORRESPONDING METHOD
    • 基站,继电站,实现继电器的移动终端和相应的方法
    • US20110274032A1
    • 2011-11-10
    • US13143290
    • 2009-01-06
    • Xiaobing LengGang ShenShan JinKaibin Zhang
    • Xiaobing LengGang ShenShan JinKaibin Zhang
    • H04W40/00
    • H04B7/15542H04B7/2606H04W84/047
    • In order to solve the drawbacks in the prior art, a new technology scheme is provided in the present invention, in which relay stations are introduced to participate in the communication of multiple carriers. The relay station only relays the carriers with had wireless transmission characteristic and controls the transmission of those relayed carrier via a carrier which does not need to be relayed. The relayed carrier is generally a high frequency carrier and the carrier which does not need to be relayed is a low frequency carrier. The base station or the relay station determines a carrier which needs to be relayed for the relay station according to the channel conditions of each carrier. The technology scheme provided by the present invention divides a NLOS (Non-Line-Of-Sight) transmission into at least two LOS transmissions. Therefore, it is easy to extend high frequency carrier to cell edge etc. Meanwhile the mobile terminal does not need extra transmission power to transmit high frequency carrier, so that the fast consumption of the terminal battery power is avoided and the great radiation hazard to the human body is also avoided. The service data and the signaling etc. which has not been relayed will still propagate in the low frequency carrier, so that the time delay resulted from the relay is avoided.
    • 为了解决现有技术的缺点,在本发明中提供了一种新的技术方案,其中引入了中继站以参与多个载波的通信。 中继站仅中继具有无线传输特性的载波,并通过不需要中继的载波来控制那些中继载波的传输。 中继载波通常是高频载波,不需要中继的载波是低频载波。 基站或中继站根据每个载波的信道状况确定需要为中继站中继的载波。 本发明提供的技术方案将NLOS(非视线)传输划分为至少两个LOS传输。 因此,容易将高频载波扩展到小区边缘等。同时,移动终端不需要额外的传输功率来传输高频载波,从而避免了终端电池电力的快速消耗,并且对于 人体也避免了。 尚未中继的业务数据和信令等仍将在低频载波中传播,从而避免了继电器产生的时延。
    • 7. 发明申请
    • METHODS AND DEVICES FOR TRANSMITTING DATA IN THE RELAY STATION AND THE BASE STATION
    • 用于在继电器站和基站发送数据的方法和装置
    • US20100182946A1
    • 2010-07-22
    • US12667110
    • 2007-06-29
    • Wei NiQing ShiKaibin ZhangGang Shen
    • Wei NiQing ShiKaibin ZhangGang Shen
    • H04B7/14
    • H04B7/15592
    • A new data packet transmission solution is provided in the present invention. Firstly, a source network equipment sends a duplicate of a data packet to a sponsor relay station and other one or more assistant relay stations; then the one or more assistant relay stations transmit the duplicate of the data packet received to the sponsor relay station. After the sponsor relay station receives the duplicate directly transmitted by the source and a plurality of duplicates which are transmitted by one or more assistant relay stations, it applies a joint processing of several duplicates of the data packet, and then transmits the result of the joint processing to a corresponding network equipment. Preferably, after one or more assistant relay stations transmit the duplicates of the data packet to the sponsor relay station, the destination network equipment also receives one or more duplicates, and applies a joint processing of the one or more duplicates and a duplicate of the data packet which is received from the sponsor relay station.
    • 本发明提供了一种新的数据分组传输解决方案。 首先,源网络设备向保荐人中继站和其他一个或多个辅助中继站发送数据包的副本; 那么一个或多个辅助中继站将接收到的数据分组的副本发送到保荐人中继站。 在赞助中继站接收到由源直接发送的副本和由一个或多个辅助中继站发送的多个副本之后,它应用数据分组的几个重复的联合处理,然后发送联合的结果 处理到相应的网络设备。 优选地,在一个或多个辅助中继站将数据分组的副本发送到赞助商中继站之后,目的地网络设备还接收一个或多个复制,并且对该一个或多个重复项和数据的副本进行联合处理 分组从主办方中继站接收。
    • 8. 发明申请
    • Frame Constructing and Frame Processing Methods, Device and System In Multi-Hop Access Network
    • 框架构建和帧处理方法,多跳接入网络中的设备和系统
    • US20090097434A1
    • 2009-04-16
    • US12298892
    • 2007-04-27
    • Xiaobing LengKaibin ZhangGang ShenWei Zou
    • Xiaobing LengKaibin ZhangGang ShenWei Zou
    • H04B7/14
    • H04W88/04H04B7/2606H04W16/26H04W72/1263H04W84/047
    • The present invention discloses a frame constructing method for use in a multi-hop wireless access network, the method comprising the steps of: determining Relay Stations (RSs) and Mobile Stations (MSs); setting a DL sub-frame; setting an UL sub-frame; and constructing a completed frame based on the UL sub-frame and the DL sub-frame; wherein the step of setting the DL sub-frame comprises a step of setting a DL relay sub-frame field for DL relay information sent to the RS; and the step of setting the UL sub-frame comprises a step of setting an UL relay sub-frame field for UL relay information sent from the RS. The present invention further discloses a corresponding frame processing method and a device, base station, relay station and system for implementing the method. According to the present invention, the synchronization in the whole network system is ensured, and the handover operation when the MS moves is simplified. Moreover, the situation that the base station and the relay stations use different frequencies can be supported. Additionally, the delay of traffic transmission is decreased.
    • 本发明公开了一种在多跳无线接入网中使用的帧构造方法,该方法包括:确定中继站(RS)和移动站(MS); 设置DL子帧; 设置UL子帧; 以及基于所述UL子帧和所述DL子帧构建完成的帧; 其中设置DL子帧的步骤包括为发送给RS的DL中继信息设置DL中继子帧字段的步骤; 并且设置UL子帧的步骤包括设置从RS发送的UL中继信息的UL中继子帧字段的步骤。 本发明还公开了一种相应的帧处理方法和一种实现该方法的装置,基站,中继站和系统。 根据本发明,确保了整个网络系统中的同步,并且简化了MS移动时的切换操作。 此外,可以支持基站和中继站使用不同频率的情况。 另外,业务传输的延迟降低。
    • 9. 发明授权
    • Method and apparatus for reconstructing the network topology in wireless relay communication network
    • 在无线中继通信网络中重构网络拓扑的方法和装置
    • US09560567B2
    • 2017-01-31
    • US12999972
    • 2008-07-25
    • Xiaobing LengJikang WangKaibin ZhangShan Jin
    • Xiaobing LengJikang WangKaibin ZhangShan Jin
    • H04W36/22H04B7/26H04W84/18H04W16/08H04W84/04
    • H04W36/22H04B7/2606H04W16/08H04W84/047H04W84/18
    • A solution of reconstructing the network topology according to the traffic related information of each cell is proposed in the present invention, so as to achieve self-optimization of network. The traffic related information of a cell includes the traffic related information applicable to network topology reconstruction, or load related information as is named, including but not limited to time-frequency resource related amount that is used by the traffic data in the cell, traffic throughout of each cell or the wireless channel quality of each cell for transmitting traffic data, etc. The solutions in the present invention realize the network topology reconstruction according to traffic related information of multiple cells, therefore the network capacity and service quality could be effectively improved and the wireless relay communication network is applicable to those areas with unpredictable traffic distribution. And the network topology reconstruction function in the present invention can simplify network planning and network management, so that network deployment cost and maintenance and management expenses could be saved.
    • 在本发明中提出了根据每个小区的业务相关信息重构网络拓扑的解决方案,以实现网络的自优化。 小区的流量相关信息包括适用于网络拓扑重建的流量相关信息,或者称为负载相关信息,包括但不限于由小区中的流量数据使用的时间 - 频率资源相关量,业务量 每个小区的无线信道质量或用于传输业务数据的每个小区的无线信道质量等。本发明的解决方案根据多个小区的业务相关信息实现网络拓扑重建,从而可以有效地提高网络容量和服务质量, 无线中继通信网络适用于具有不可预测流量分布的区域。 本发明的网络拓扑重构功能可以简化网络规划和网络管理,节省网络部署成本和维护管理费用。