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11. 发明申请

US20140369281A1 METHOD AND APPARATUS FOR REPORTING AND CANCELLING CROSS-SUBFRAME CO-CHANNEL INTERFERENCE 审中-公开
标题翻译：用于报告和取消交叉子帧同频干扰的方法和装置
公开(公告)号：US20140369281A1
公开(公告)日：2014-12-18
申请号：US14345126
申请日：2012-03-27
申请人： Dalin Zhu , Zhennian Sun , Yu Zhang , Gang Wang , Ming Lei
发明人： Dalin Zhu , Zhennian Sun , Yu Zhang , Gang Wang , Ming Lei
IPC分类号： H04W72/08 , H04L5/00
CPC分类号： H04W72/085 , H04L1/0021 , H04L1/0026 , H04L1/20 , H04L5/0058 , H04W72/1226
摘要： Embodiments of the disclosure provide methods and apparatuses for cancelling cross-subframe co-channel interference (CCI), the method comprising receiving a channel quality indicator (CQI) of a cross-subframe from a user equipment (UE), the cross-subframe is a downlink subframe that is interfered by an uplink subframe in a neighboring cell; determining if the UE should be scheduled during cross-subframes by comparing the CQI with an adaptive threshold; and scheduling the UE during the cross-subframes if the UE is determined to be scheduled. By means of determining the resources scheduling based on an adaptive threshold, CCI may be cancelled and the overall resource usage will be increased according to the present invention. Furthermore, the adaptive threshold scheme can be easily implemented in practice.
摘要翻译：本公开的实施例提供了用于消除跨子帧同信道干扰（CCI）的方法和装置，该方法包括从用户设备（UE）接收跨子帧的信道质量指示符（CQI），跨子帧是被相邻小区中的上行链路子帧干扰的下行链路子帧; 通过将所述CQI与自适应阈值进行比较来确定是否应在跨子帧期间调度所述UE; 以及如果所述UE被确定为被调度，则在所述跨子帧期间调度所述UE。通过基于自适应阈值确定资源调度，可以取消CCI，并且根据本发明将增加总体资源使用。此外，自适应阈值方案可以在实践中容易地实现。

12. 发明授权

US09485142B2 Method and apparatus for dynamic DL-UL reconfiguration in TDD system 有权
标题翻译： TDD系统动态DL-UL重配置方法及装置
公开(公告)号：US09485142B2
公开(公告)日：2016-11-01
申请号：US14385035
申请日：2012-03-30
申请人： Dalin Zhu , Zhennian Sun , Su Yi , Gang Wang , Ming Lei
发明人： Dalin Zhu , Zhennian Sun , Su Yi , Gang Wang , Ming Lei
IPC分类号： H04L12/24 , H04W72/04 , H04L5/14 , H04W24/02 , H04W28/18 , H04W72/08 , H04W88/08
CPC分类号： H04L41/0816 , H04L5/14 , H04W24/02 , H04W28/18 , H04W72/0413 , H04W72/042 , H04W72/0486 , H04W72/087 , H04W88/08
摘要： Embodiments of the disclosure provide a method and apparatus for reconfiguring DL-UL resource allocation in a TDD system. The method includes steps of: a) obtaining traffic condition about DL and UL data to be transmitted; b) estimating system-wise transmission capability and/or UE-wise transmission capability, wherein the system-wise transmission capability accounts for DL transmission capability and UL transmission capability of the TDD system, and the UE-wise transmission capability accounts for transmission capabilities of different UEs; and c) reconfiguring the DL-UL resource allocation according to the obtained traffic condition and the estimated system-wise transmission capability and/or UE-wise transmission capability.
摘要翻译：本公开的实施例提供了一种用于在TDD系统中重新配置DL-UL资源分配的方法和装置。该方法包括以下步骤：a）获得关于要发送的DL和UL数据的交通状况; b）估计系统传输能力和/或UE智能传输能力，其中系统传输能力考虑到TDD系统的DL传输能力和UL传输能力，并且UE智能传输能力考虑到传输能力不同的UE; 以及c）根据获得的业务条件和估计的系统传输能力和/或UE智能传输能力重新配置DL-UL资源分配。

13. 发明授权

US09450718B2 Method and apparatus for estimating channel quality information, base station and network central processing device 有权
标题翻译：用于估计信道质量信息，基站和网络中央处理设备的方法和装置
公开(公告)号：US09450718B2
公开(公告)日：2016-09-20
申请号：US14345579
申请日：2012-02-24
申请人： Gang Wang , Ming Lei
发明人： Gang Wang , Ming Lei
IPC分类号： H04L5/00 , H04W24/08 , H04B7/02 , H04B7/06 , H04L1/20 , H04L1/18
CPC分类号： H04L5/0035 , H04B7/024 , H04B7/0617 , H04L1/1829 , H04L1/20 , H04W24/08
摘要： The present invention provides a method and apparatus for estimating channel quality information, a base station and a network central processing device. According to the embodiments of the present invention, a macro cell includes multiple transmission points, the method can comprise receiving the channel quality information which is measured by a user equipment based on a cell specific reference signal; obtaining channel matrix information the multiple transmission points; calculating beamforming information on a single cell transmission and a coordinated multi-point transmission based on the channel matrix information; and estimating the channel quality information for the single cell transmission and the coordinated multi-point transmission based on the channel quality information, the channel matrix information, and the beamforming information. With embodiments of the present invention, it is possible to provide coordinated multi-point gains with no overhead introduced and it is compatible with the existing available user equipments.
摘要翻译：本发明提供了一种用于估计信道质量信息的方法和装置，一种基站和一种网络中央处理装置。根据本发明的实施例，宏小区包括多个传输点，该方法可以包括接收由用户设备基于小区特定参考信号测量的信道质量信息; 获取多个传输点的信道矩阵信息; 基于信道矩阵信息计算单个小区传输和协调多点传输的波束形成信息; 并且基于信道质量信息，信道矩阵信息和波束形成信息来估计用于单小区传输和协调多点传输的信道质量信息。利用本发明的实施例，可以提供协调的多点增益，没有引入开销，并且与现有的可用用户设备兼容。

14. 发明申请

US20150117237A1 METHOD AND APPARATUS FOR OBTAINING CHANNEL QUALITY INDICATION 有权
标题翻译：获取渠道质量指标的方法和设备
公开(公告)号：US20150117237A1
公开(公告)日：2015-04-30
申请号：US14385064
申请日：2012-08-01
申请人： Gang Wang , Ming Lei
发明人： Gang Wang , Ming Lei
IPC分类号： H04W24/08 , H04B7/06
CPC分类号： H04B7/0632 , H04B7/024 , H04B7/0617 , H04B17/24 , H04B17/345 , H04W72/085
摘要： Embodiments of the disclosure provide a method and apparatus for obtaining a CQI in a communication system, wherein the communication system comprises a UE, a CoMP measurement set including more than one BS/point, and one or more outside BSs/points which is outside the CoMP measurement set, and wherein the UE is served by a serving BS/point in the CoMP measurement set and interfered by at least one interfering BS/point in the CoMP measurement set and the one or more outside BSs/points. In the method according to embodiments of the present invention, a first interference from at least one outside BS/point which is outside the CoMP measurement set to the UE is estimated; a second interference from at least one interfering BS/point in the CoMP measurement set to the UE is estimated; and a target CQI based on the first interference and the second interference is obtained.
摘要翻译：本公开的实施例提供了一种用于在通信系统中获得CQI的方法和装置，其中所述通信系统包括UE，包括多于一个BS /点的CoMP测量集，以及位于所述外部BS之外的一个或多个外部BS / CoMP测量集合，并且其中UE由CoMP测量集中的服务BS /点服务，并被CoMP测量集合中的至少一个干扰BS /点和一个或多个外部BS /点干扰。在根据本发明的实施例的方法中，估计来自设置给UE的CoMP测量之外的至少一个外部BS /点的第一干扰; 估计来自UE的CoMP测量集中的至少一个干扰BS /点的第二干扰; 并且获得基于第一干扰和第二干扰的目标CQI。

15. 发明申请

US20130272438A1 METHOD, TRANSMITTER AND RECEIVER FOR BEAMFORMING 审中-公开
标题翻译：方法，发射机和接收机用于波束形成
公开(公告)号：US20130272438A1
公开(公告)日：2013-10-17
申请号：US13879592
申请日：2011-03-16
申请人： Dalin Zhu , Yu Zhang , Gang Wang , Ming Lei
发明人： Dalin Zhu , Yu Zhang , Gang Wang , Ming Lei
IPC分类号： H04B7/04
CPC分类号： H04B7/0478 , H04B7/0617 , H04B7/0639 , H04B7/0656
摘要： Embodiments of the invention provide a method for beamforming based on Grassmannian predictive coding (GPC) in a MIMO system. The method may comprise steps of: estimating present channel direction information (CDI) according to a received signal; predicting future CDI based on the present CDI and at least one of previous CDIs; predicting future codebook based on present codebook and at least one of previous codebooks; selecting a codeword from the future codebook based on the future CSI; and feeding back an index of the selected codeword to the transmitter.
摘要翻译：本发明的实施例提供了一种基于MIMO系统中基于Grassmannian预测编码（GPC）的波束成形的方法。该方法可以包括以下步骤：根据接收到的信号估计当前信道方向信息（CDI）; 基于目前的CDI和至少一个以前的CDI来预测未来的CDI; 基于本代码簿和至少一个以前的代码簿预测未来码本; 基于未来的CSI从未来码本中选择码字; 并将所选码字的索引反馈给发射机。

16. 发明授权

US09531465B2 Method and apparatus for obtaining channel quality indication 有权
标题翻译：获取频道质量指示的方法和装置
公开(公告)号：US09531465B2
公开(公告)日：2016-12-27
申请号：US14385064
申请日：2012-08-01
申请人： Gang Wang , Ming Lei
发明人： Gang Wang , Ming Lei
IPC分类号： H04W24/08 , H04B7/06 , H04B7/02 , H04B17/345 , H04W72/08 , H04B17/24
CPC分类号： H04B7/0632 , H04B7/024 , H04B7/0617 , H04B17/24 , H04B17/345 , H04W72/085
摘要： Embodiments of the disclosure provide a method and apparatus for obtaining a CQI in a communication system, wherein the communication system comprises a UE, a CoMP measurement set including more than one BS/point, and one or more outside BSs/points which is outside the CoMP measurement set, and wherein the UE is served by a serving BS/point in the CoMP measurement set and interfered by at least one interfering BS/point in the CoMP measurement set and the one or more outside BSs/points. In the method according to embodiments of the present invention, a first interference from at least one outside BS/point which is outside the CoMP measurement set to the UE is estimated; a second interference from at least one interfering BS/point in the CoMP measurement set to the UE is estimated; and a target CQI based on the first interference and the second interference is obtained.
摘要翻译：本公开的实施例提供了一种用于在通信系统中获得CQI的方法和装置，其中所述通信系统包括UE，包括多于一个BS /点的CoMP测量集，以及位于所述外部BS之外的一个或多个外部BS / CoMP测量集合，并且其中UE由CoMP测量集中的服务BS /点服务，并被CoMP测量集合中的至少一个干扰BS /点和一个或多个外部BS /点干扰。在根据本发明的实施例的方法中，估计来自设置给UE的CoMP测量之外的至少一个外部BS /点的第一干扰; 估计来自UE的CoMP测量集中的至少一个干扰BS /点的第二干扰; 并且获得基于第一干扰和第二干扰的目标CQI。

17. 发明授权

US09252851B2 Method and apparatus of performing outer loop link adaptation operation 有权
标题翻译：执行外环路链路自适应操作的方法和装置
公开(公告)号：US09252851B2
公开(公告)日：2016-02-02
申请号：US13879242
申请日：2011-02-28
申请人： Gang Wang , Ming Lei
发明人： Gang Wang , Ming Lei
IPC分类号： H04W4/00 , H04B7/04 , H04B7/06 , H04L1/00 , H04W24/10 , H04L5/00
CPC分类号： H04B7/0417 , H04B7/0626 , H04L1/0026 , H04L5/0057 , H04L5/0091 , H04W24/10
摘要： The present invention discloses a method and apparatus of performing outer loop link adaptation (OLLA) operation. This method may comprise: accelerating in an initial probing phase, increase of an OLLA scaling factor until obtaining a negative result regarding codeword selection; and fine modifying, in a fine modification phase, the scaling factor using an upturn factor and a downturn factor in response to the result regarding codeword selection so that a channel quality indication, which is modified using the scaling factor, is matched with its actual value. Compared with the prior art, the technical solution as provided in the present invention can quickly modify a CQI to match its actual value, thus this solution may effectively mitigate the CQI mismatch, improve the CQI feedback accuracy, and further enhance the cell throughput performance and frequency utilization.
摘要翻译：本发明公开了一种执行外环路自适应（OLLA）操作的方法和装置。该方法可以包括：加速初始探测阶段，增加OLLA缩放因子，直到获得关于码字选择的否定结果; 并且在精细修改阶段中，使用响应于关于码字选择的结果的上升因子和下降因子来精细地修改缩放因子，使得使用缩放因子修改的信道质量指示与其实际值匹配。与现有技术相比，本发明提供的技术方案可以快速修改CQI以实现其实际值，从而可有效缓解CQI不匹配，提高CQI反馈精度，进一步增强小区吞吐量性能，频率利用率。

18. 发明申请

US20150009895A1 METHOD AND APPARATUS FOR REPORTING AND CANCELLING CROSS-SUBFRAME CO-CHANNEL INTERFERENCE 审中-公开
标题翻译：用于报告和取消交叉子帧同频干扰的方法和装置
公开(公告)号：US20150009895A1
公开(公告)日：2015-01-08
申请号：US14345079
申请日：2012-03-27
申请人： Dalin Zhu , Zhennian Sun , Yu Zhang , Gang Wang , Ming Lei
发明人： Dalin Zhu , Zhennian Sun , Yu Zhang , Gang Wang , Ming Lei
IPC分类号： H04B1/10 , H04W24/08
CPC分类号： H04B1/1027 , H04B2001/1045 , H04L1/0026 , H04L5/0044 , H04W24/08 , H04W72/1231
摘要： Embodiments of the disclosure provide methods and apparatuses for cancelling cross-subframe co-channel interference (CCI). The method comprising receiving a channel quality indicators (CQI) of a cross-subframe from user equipment (UE), wherein the cross-subframe is a downlink subframe that is interfered by an uplink subframe in a neighboring cell; determining if the UE should be scheduled during cross-subframes based on at least the CQI; scheduling the UE during the cross-subframes if the UE is determined to be scheduled. By means of measuring and reporting CQIs on cross-subframe at UEs, base stations may determine more accurately if interferences at the cross-subframes are severe enough and if resources should be scheduled at the cross-subframe.
摘要翻译：本公开的实施例提供了用于消除跨子帧同信道干扰（CCI）的方法和装置。该方法包括从用户设备（UE）接收跨子帧的信道质量指示符（CQI），其中，所述跨子帧是被相邻小区中的上行链路子帧干扰的下行链路子帧; 至少基于所述CQI，确定是否应该在跨子帧期间调度所述UE; 如果确定UE被调度，则在跨子帧期间调度UE。通过在UE的跨子帧上测量和报告CQI，如果跨子帧中的干扰足够严重且如果在跨子帧应该调度资源，则基站可以更准确地确定。

19. 发明申请

US20140369219A1 METHOD AND APPARATUS FOR ESTIMATING CHANNEL QUALITY INFORMATION, BASE STATION AND NETWORK CENTRAL PROCESSING DEVICE 有权
标题翻译：评估信道质量信息的方法和装置，基站和网络中央处理装置
公开(公告)号：US20140369219A1
公开(公告)日：2014-12-18
申请号：US14345579
申请日：2012-02-24
申请人： Gang Wang , Ming Lei
发明人： Gang Wang , Ming Lei
IPC分类号： H04L5/00 , H04W24/08
CPC分类号： H04L5/0035 , H04B7/024 , H04B7/0617 , H04L1/1829 , H04L1/20 , H04W24/08
摘要： The present invention provides a method and apparatus for estimating channel quality information, a base station and a network central processing device. According to the embodiments of the present invention, a macro cell includes multiple transmission points, the method can comprise receiving the channel quality information which is measured by a user equipment based on a cell specific reference signal; obtaining channel matrix information the multiple transmission points; calculating beamforming information on a single cell transmission and a coordinated multi-point transmission based on the channel matrix information; and estimating the channel quality information for the single cell transmission and the coordinated multi-point transmission based on the channel quality information, the channel matrix information, and the beamforming information. With embodiments of the present invention, it is possible to provide coordinated multi-point gains with no overhead introduced and it is compatible with the existing available user equipments.
摘要翻译：本发明提供了一种用于估计信道质量信息的方法和装置，一种基站和一种网络中央处理装置。根据本发明的实施例，宏小区包括多个传输点，该方法可以包括接收由用户设备基于小区特定参考信号测量的信道质量信息; 获取多个传输点的信道矩阵信息; 基于信道矩阵信息计算单个小区传输和协调多点传输的波束形成信息; 并且基于信道质量信息，信道矩阵信息和波束形成信息来估计用于单小区传输和协调多点传输的信道质量信息。利用本发明的实施例，可以提供协调的多点增益，没有引入开销，并且与现有的可用用户设备兼容。

20. 发明申请

US20130242920A1 METHOD AND APPARATUS FOR ENHANCING DOWNLINK HARQ 审中-公开
标题翻译：用于增强下行链路HARQ的方法和装置
公开(公告)号：US20130242920A1
公开(公告)日：2013-09-19
申请号：US13879299
申请日：2011-08-01
申请人： Gang Wang , Ming Lei
发明人： Gang Wang , Ming Lei
IPC分类号： H04W72/08
CPC分类号： H04W72/085 , H04L1/1812 , H04L1/1825 , H04L1/20 , H04L5/0035
摘要： Embodiments of the invention provide a method for enhancing downlink HARQ. The method may comprise steps of: responsive to that a packet is unsuccessfully received, estimating a required channel quality for next retransmission of the packet; selecting a target subset of base stations from a cooperation set of base stations based on the required channel quality; and sending an indication of the target subset of base stations to a central unit.
摘要翻译：本发明的实施例提供了一种用于增强下行链路HARQ的方法。该方法可以包括以下步骤：响应于分组未成功接收，估计用于分组的下一次重传的所需信道质量; 基于所需信道质量从基站的协作集中选择基站的目标子集; 以及将基站的目标子集的指示发送到中央单元。

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