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    • 4. 发明授权
    • Self-backhaul method and apparatus in wireless communication networks
    • 无线通信网络中的自回程方法和装置
    • US08134979B2
    • 2012-03-13
    • US11558189
    • 2006-11-09
    • Shan JinJimin LiuXiaobing LengGang Shen
    • Shan JinJimin LiuXiaobing LengGang Shen
    • H04B7/216
    • H04W92/20H04W16/26H04W84/22
    • The present invention relates to a wireless self-backhaul technique in a wireless communication network, especially in a WiMAX network, which implements wireless backhaul between base stations by using radio resources (frequency, sub-band or timeslot) of base stations' own. More specifically, uplink and downlink backhaul channels are formed between a master base station and a slaver base station using base stations' inherent resources and through offsetting the frame start time of the slaver base station for a period of time in relation to the master base station. The slaver base station operates in base station mode during local user access and operates in subscriber station mode during implementing wireless backhaul traffic with the master base station. Therefore, the slaver base station needs to switch between these two operating modes.
    • 本发明涉及无线通信网络中的无线自回程技术,特别是在WiMAX网络中,其通过使用基站本身的无线电资源(频率,子带或时隙)来实现基站之间的无线回程。 更具体地,使用基站的固有资源在主基站和从属基站之间形成上行链路和下行链路回程信道,并且通过相对于主基站偏移从属基站的帧开始时间一段时间 。 在本地用户接入期间,从站基站在基站模式下工作,并且在与主基站实现无线回程业务时以用户站模式操作。 因此,从站基站需要在这两种操作模式之间切换。
    • 5. 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。
    • 6. 发明申请
    • METHOD AND DEVICE FOR DATA RELAY TRANSMISSION IN WIRELESS RELAY NETWORK
    • 无线中继网数据中继传输的方法与装置
    • US20100309792A1
    • 2010-12-09
    • US12863256
    • 2008-01-17
    • Dongyao WangWei ZouShan Jin
    • Dongyao WangWei ZouShan Jin
    • H04L12/26
    • H04B7/155H04L47/6215
    • A method and a device for data relay transmission in a wireless relay communication network are provided, in which, the relay station directly obtains corresponding egress CID related information based on input MAC PDUs, then generates output MAC PDUs including the egress CID related information, and at last, according to the egress CID related information, performs QoS scheduling for the output MAC PDUs, so as to output them in an sequence of QoS. The invention omits the steps of de-cascading, de-segmenting or de-capsulating the MAC PDUs in order to obtain MAC SDUs, and the steps of scheduling by category, cascading, segmenting, and encapsulating the MAC SDUs in order to re-generate the MAC PDUs in the prior art, and the invention simplifies the data processing procedure and achieves the goal of decreasing the relay latency. Preferably, before the relay station generates the output MAC PDUs based on the input MAC PDUs, it can also schedule the input MAC PDUs based on the ingress CID information therein, so as to further improve the QoS service performance.
    • 提供了一种在无线中继通信网络中进行数据中继传输的方法和装置,其中中继站基于输入的MAC PDU直接获得对应的出口CID相关信息,然后生成包括出口CID相关信息的输出MAC PDU,以及 最后,根据出口CID相关信息,对输出的MAC PDU进行QoS调度,以便以QoS的顺序输出。 本发明省略了为了获得MAC SDU而对MAC PDU进行解压,去分段或解封装的步骤,以及按类别进行调度,级联,分段和封装MAC SDU的步骤,以便重新生成 现有技术中的MAC PDU,并且本发明简化了数据处理过程并实现了降低中继等待时间的目标。 优选地,在中继站基于输入的MAC PDU生成输出MAC PDU之前,还可以基于入口CID信息调度输入MAC PDU,以进一步提高QoS服务性能。
    • 7. 发明申请
    • HANDOVER CONTROL METHOD IN A WIRELESS ACCESS SYSTEM, RELAY STATION AND BASE STATION
    • 无线接入系统,中继站和基站的切换控制方法
    • US20090088164A1
    • 2009-04-02
    • US12298645
    • 2007-04-28
    • Gang ShenWei NiWei ZouShan Jin
    • Gang ShenWei NiWei ZouShan Jin
    • H04W36/08H04W36/00H04W36/34H04B7/14
    • H04W36/30H04B7/155H04B7/2606H04W16/26
    • The present invention provides a handover control method in a wireless access system, a relay station and a base station for performing handover control in a mobile multi-hop relay wireless access system such that the wireless access system is enabled to cover a wider area. To achieve the above object, the present invention provides a handover control method in a wireless access system, wherein the wireless access system comprises a mobile station and a base station, which receive and send message via a wireless channel, and further comprises a relay station for forwarding message from the mobile station and the base station under control of the base station, characterized in that the method comprising a relay station measure and arbitration step in which the relay station measures the message and arbitrates whether to relay the message, and a base station measure and handover step in which the base station measures the message and arbitrates whether to perform handover.
    • 本发明提供了一种在移动多跳中继无线接入系统中执行切换控制的无线接入系统,中继站和基站中的切换控制方法,使得无线接入系统能够覆盖更广泛的区域。 为了实现上述目的,本发明提供了一种无线接入系统中的切换控制方法,其中无线接入系统包括经由无线信道接收和发送消息的移动站和基站,并且还包括中继站 用于在基站的控制下从移动站和基站转发消息,其特征在于,所述方法包括中继站测量和仲裁步骤,其中中继站测量该消息并仲裁是否中继该消息,以及基站 站测量和切换步骤,其中基站测量消息并仲裁是否执行切换。
    • 8. 发明申请
    • WIRELESS ACCESS CONTROL METHOD, RELAY STATION AND BASE STATION
    • 无线接入控制方法,中继站和基站
    • US20070110016A1
    • 2007-05-17
    • US11558193
    • 2006-11-09
    • Gang ShenWei NiErwu LiuShan Jin
    • Gang ShenWei NiErwu LiuShan Jin
    • H04Q7/24
    • H04B7/15542H04W16/26H04W72/04
    • The present invention provides a wireless access control method, relay station and base station. The wireless access control method according to the present invention is characterized in that under the control of said base station, information of said subscriber station and said base station is received and forwarded via a wireless channel by using the relay station. Said method further comprises the steps of: uplink bearer data and control information from said subscriber station being first received by said relay station and then forwarded to said base station; downlink bearer data from said base station being first received by said relay station and then forwarded to said subscriber station. Said base station sends control information directly to the subscriber station. The present invention further comprises a relay station for implementing the above method and an improved base station. In the method and devices provided by the present invention, with the introduction of relaying access technique, subscriber stations located with the long distance to the base station or in shadowing areas may be connected by relaying.
    • 本发明提供一种无线接入控制方法,中继站和基站。 根据本发明的无线接入控制方法的特征在于,在所述基站的控制下,通过使用中继站,经由无线信道接收和转发所述用户台和所述​​基站的信息。 所述方法还包括以下步骤:上行承载数据和来自所述用户站的控制信息首先由所述中继站接收,然后转发给所述基站; 来自所述基站的下行链路承载数据首先由所述中继站接收,然后转发到所述用户台。 所述基站将控制信息直接发送给用户台。 本发明还包括用于实现上述方法的中继站和改进的基站。 在本发明提供的方法和装置中,通过中继接入技术的引入,可以通过中继连接到基站或阴影区域的长距离的用户台。
    • 9. 发明申请
    • METHOD AND APPARATUS FOR IMPLEMENTING RELAY
    • 实现继电器的方法和装置
    • US20070109962A1
    • 2007-05-17
    • US11558201
    • 2006-11-09
    • Xiaobing LengJimin LiuShan Jin
    • Xiaobing LengJimin LiuShan Jin
    • H04L12/26
    • H04B7/15542H04B7/2606H04W16/26
    • The present invention discloses a method for implementing relay in a wireless communication network, which method comprises: determining that a present-stage backhaul window for use in the backhaul of a present-stage service has started; and switching from a first frequency to a second frequency to complete the backhaul of the present-stage service. The present invention further discloses a repeater for implementing relay in a wireless communication network, which repeater comprises: means for determining that a present-stage backhaul window for use in the backhaul of a present-stage service has started; and means for switching from a first frequency to a second frequency to complete the backhaul of the present-stage service. According to the present invention, each repeater has its own independent frame whose length is the same as the length of that of the base station. Therefore, the present invention is suitable for network applications with high density and heavy traffic.
    • 本发明公开了一种在无线通信网络中实现中继的方法,该方法包括:确定用于当前阶段业务回程的现行回程窗口已经开始; 并从第一频率切换到第二频率以完成当前级服务的回程。 本发明还公开了一种用于在无线通信网络中实现中继的中继器,该中继器包括:用于确定用于当前阶段业务的回程中使用的当前回程窗口已经开始的装置; 以及用于从第一频率切换到第二频率以完成当前级服务的回程的装置。 根据本发明,每个中继器具有其自身独立的帧,其长度与基站的长度相同。 因此,本发明适用于高密度,大流量的网络应用。
    • 10. 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。