公开(公告)号：US09042926B2

公开(公告)日：2015-05-26

申请号：US13475108

申请日：2012-05-18

申请人： Dengkun Xiao ,  Yi Ding ,  Anjian Li

发明人： Dengkun Xiao ,  Yi Ding ,  Anjian Li

IPC分类号： H04B7/00 ,  H04W52/40 ,  H04W52/14 ,  H04W52/24 ,  H04W52/28

CPC分类号： H04W52/40 ,  H04B7/024 ,  H04W52/146 ,  H04W52/242 ,  H04W52/283

摘要： The present invention provides a method for obtaining an uplink transmit power control parameter, where the method is applicable to a radio communication system using a CoMP transmission technology and includes: obtaining, by an base station, a downlink path loss of a serving cell serving for a UE and a sum of a each difference between a downlink path loss of each coordinated cell serving for the UE and the downlink path loss of the serving cell; obtaining, by the base station, a downlink path loss of the UE in a coordinated multi-point transmission environment and a transmit power control command of the UE in the coordinated multi-point transmission environment according to the downlink path loss of the serving cell and the sum of differences between downlink path losses. Thereby, the reduction of cell throughput and waste of UE power consumption is avoided.

摘要翻译： 本发明提供一种获取上行链路发射功率控制参数的方法，其中该方法适用于使用CoMP传输技术的无线电通信系统，并且包括：由基站获得服务小区的服务小区的下行链路路径损耗 UE和服务于UE的每个协作小区的下行链路路径损耗与服务小区的下行链路路径损耗之间的每个差的和; 根据所述服务小区的下行链路路径损耗，由所述基站获得所述协调多点传输环境中的所述UE的下行链路路径损耗和所述协调多点传输环境中的所述UE的发射功率控制命令，以及 下行链路路径损耗之差的总和。 因此，避免了小区吞吐量的降低和UE功耗的浪费。

公开(公告)号：US08615242B2

公开(公告)日：2013-12-24

申请号：US13548140

申请日：2012-07-12

申请人： Dengkun Xiao ,  Yuan He ,  Tongwei Qu ,  Xin Xiong

发明人： Dengkun Xiao ,  Yuan He ,  Tongwei Qu ,  Xin Xiong

IPC分类号： H04W36/00

CPC分类号： H04W48/16 ,  H04W48/20 ,  Y02D70/1242 ,  Y02D70/1262 ,  Y02D70/1264

摘要： Embodiments of the present invention provide a method and a user equipment for cell selection of a heterogeneous network. The UE selects, a cell with a highest signal measurement value in a carrier frequency synchronizes to the cell, and receives broadcast information of the cell. If the cell is a macro cell, the broadcast information carries an extended indicator bit and the extended indicator bit is used to identify whether a low-power cell exists in the coverage of the macro cell. If the extended indicator bit identifies that the low-power cell exists in the coverage of the macro cell, the low-power cell in the macro cell is searched for, and if a low-power cell in the macro cell satisfies an S rule, the UE selects the lower-power cell as a serving cell and camps.

摘要翻译： 本发明的实施例提供了用于异构网络的小区选择的方法和用户设备。 UE选择载波频率最高的信号测量值的小区与小区同步，并且接收小区的广播信息。 如果小区是宏小区，则广播信息携带扩展指示符比​​特，并且扩展指示符比​​特用于识别宏小区的覆盖范围内是否存在低功率小区。 如果扩展指示符比​​特识别到宏小区的覆盖范围内存在低功率小区，则搜索宏小区中的低功率小区，并且如果宏小区中的低功率小区满足S规则， UE选择低功率小区作为服务小区并进行营地。

公开(公告)号：US20120033570A1

公开(公告)日：2012-02-09

申请号：US13264963

申请日：2009-04-17

申请人： Yuan He ,  Dengkun Xiao ,  Jian Huang ,  Chunfeng Yao ,  Yaojun Wang

发明人： Yuan He ,  Dengkun Xiao ,  Jian Huang ,  Chunfeng Yao ,  Yaojun Wang

IPC分类号： H04W24/00

CPC分类号： H04L5/0062 ,  H04L5/0007 ,  H04L5/001 ,  H04L5/0037 ,  H04L5/0073 ,  H04L5/0091 ,  H04W16/10

摘要： Embodiments of the present invention disclose a downlink Inter-Cell Interference Coordination (ICIC) method and relate to the wireless communication field. The method includes: obtaining information about multiple carriers in a current cell; obtaining, according to the information about the multiple carriers, a downlink ICIC parameter corresponding to each carrier of the multiple carriers; and sending the downlink ICIC parameter corresponding to each carrier to a neighboring cell of the current cell so as to enable the neighboring cell to perform, according to the downlink ICIC parameter, downlink interference coordination with the first cell. The embodiments of the present invention are applicable to downlink ICIC in a multi-carrier system.

摘要翻译： 本发明的实施例公开了下行链路小区间干扰协调（ICIC）方法并涉及无线通信领域。 该方法包括：获取关于当前小区中的多个载波的信息; 根据关于所述多个载波的信息，获得与所述多载波的每个载波对应的下行ICIC参数; 并将与每个载波相对应的下行ICIC参数发送到当前小区的相邻小区，以使得相邻小区能够根据下行ICIC参数执行与第一小区的下行干扰协调。 本发明的实施例可应用于多载波系统中的下行ICIC。

公开(公告)号：US20110312281A1

公开(公告)日：2011-12-22

申请号：US13101395

申请日：2011-05-05

申请人： Dengkun XIAO ,  Yuan He ,  Jing Han ,  Yuhong Liu

发明人： Dengkun XIAO ,  Yuan He ,  Jing Han ,  Yuhong Liu

IPC分类号： H04W24/00

CPC分类号： H04W24/10 ,  H04W24/08

摘要： A method, relevant equipment and system for determining a User Equipment (UE) or UEs affecting a neighboring cell are disclosed. The method for determining UE or UEs affecting a neighboring cell includes: receiving load information sent by a neighboring cell, where the load information indicates an interfered Physical Resource Block (PRB) of the neighboring cell; determining a UE or UEs that occupy, when scheduling is performed, the interfered PRB; determining UEs located in an Inter-Cell Interference Coordination (ICIC) measurement area corresponding to the neighboring cell; and obtaining an intersection of the UE or UEs that occupy, when scheduling is performed, the interfered PRB and the UE or UEs located in the ICIC measurement area corresponding to the neighboring cell. The technical solution under the present invention enables accurate determining of the UE or UEs that affect the neighboring cell.

摘要翻译： 公开了一种用于确定用户设备（UE）或影响相邻小区的UE的相关设备和系统。 用于确定影响相邻小区的UE或UE的方法包括：接收由相邻小区发送的负载信息，其中负载信息指示相邻小区的干扰物理资源块（PRB）; 确定在执行调度时占用被干扰的PRB的UE或UE; 确定位于与所述相邻小区对应的小区间干扰协调（ICIC）测量区域中的UE; 并且获得在执行调度时占用干扰的PRB和位于与相邻小区对应的ICIC测量区域中的UE或UE的交叉路口。 本发明的技术方案能够准确地确定影响邻近小区的UE或UE。

公开(公告)号：US20110269469A1

公开(公告)日：2011-11-03

申请号：US13180793

申请日：2011-07-12

申请人： Dengkun Xiao ,  Anjian Li ,  Qing Li ,  Jing Han ,  Yuan He ,  Wenjie Wang ,  Zhihong Lu ,  Bo Lin

发明人： Dengkun Xiao ,  Anjian Li ,  Qing Li ,  Jing Han ,  Yuan He ,  Wenjie Wang ,  Zhihong Lu ,  Bo Lin

IPC分类号： H04W36/00

CPC分类号： H04W36/0072 ,  H04W36/28 ,  H04W36/30

摘要： The present invention relates to the wireless network communication field, and discloses a method for handover between multi-carrier cells to avoid repeated handover decisions caused by delay of the triggering event. The method includes: the source cell receives a measurement report triggered by an event reported by a served User Equipment (UE); and the source cell executs a handover decision according to measurement reports triggered by multiple events after receiving the measurement reports triggered by the multiple events within an estimated interval, and hands over the UE to the corresponding carrier of the corresponding target cell. With the present invention, the resources of the source cell and the target cell may be saved, and the handover efficiency may be improved.

摘要翻译： 本发明涉及无线网络通信领域，并且公开了一种用于在多载波小区之间切换的方法，以避免由触发事件的延迟引起的重复切换决策。 该方法包括：源小区接收由服务用户设备（UE）报告的事件触发的测量报告; 并且源单元在接收到由估计间隔内的多个事件触发的测量报告之后，根据由多个事件触发的测量报告执行切换判定，并且将UE切换到对应的目标小区的相应载波。 利用本发明，可以节省源小区和目标小区的资源，并且可以提高切换效率。

公开(公告)号：US08605673B2

公开(公告)日：2013-12-10

申请号：US13257259

申请日：2009-03-17

申请人： Dengkun Xiao ,  Qiang Li

发明人： Dengkun Xiao ,  Qiang Li

IPC分类号： H04W4/00

CPC分类号： H04W52/40 ,  H04B7/024 ,  H04W52/143 ,  H04W52/242 ,  H04W52/243 ,  H04W52/386

摘要： Embodiments of the present invention disclose a method, an apparatus and a system for allocating downlink power, which can solve the problem of downlink power allocation under a Coordinated Multi-Point transmitting (CoMP) environment and in a carrier aggregation (CA) technology. The method includes: calculating a power allocation according to measurement parameters which are of a reference signal and are reported by a terminal, and according to the number of physical resources within a measured bandwidth corresponding to each aggregate waveband, and an energy allocated to each resource block on the reference signal corresponding to the each aggregate waveband, where the number of physical resources and the energy are sent by a secondary evolved NodeB (eNB), sending the calculated power allocation to the secondary eNB, and sending to a user equipment (UE) energy information that corresponds to the reference signal corresponding to the each aggregate waveband of the secondary eNB. The present invention is applicable to downlink power allocation.

摘要翻译： 本发明的实施例公开了一种用于分配下行链路功率的方法，装置和系统，其可以解决在协调多点发送（CoMP）环境和载波聚合（CA）技术下的下行链路功率分配的问题。 该方法包括：根据参考信号的测量参数计算功率分配，并由终端报告，并根据与每个聚合波段对应的测量带宽内的物理资源的数量，以及分配给每个资源的能量 对与每个聚合波段对应的参考信号进行阻塞，其中物理资源的数量和能量由次级演进的节点B（eNB）发送，将计算的功率分配发送到辅助eNB，并发送给用户设备 ）能量信息，其对应于与次级eNB的每个聚合波段相对应的参考信号。 本发明适用于下行链路功率分配。

公开(公告)号：US20120276909A1

公开(公告)日：2012-11-01

申请号：US13548140

申请日：2012-07-12

申请人： Dengkun Xiao ,  Yuan He ,  Tongwei Qu ,  Xin Xiong

发明人： Dengkun Xiao ,  Yuan He ,  Tongwei Qu ,  Xin Xiong

IPC分类号： H04W36/36 ,  H04W88/02

CPC分类号： H04W48/16 ,  H04W48/20 ,  Y02D70/1242 ,  Y02D70/1262 ,  Y02D70/1264

摘要： Embodiments of the present invention provide a method and a user equipment for cell selection of a heterogeneous network. The UE selects, a cell with a highest signal measurement value in a carrier frequency synchronizes to the cell, and receives broadcast information of the cell. If the cell is a macro cell, the broadcast information carries an extended indicator bit and the extended indicator bit is used to identify whether a low-power cell exists in the coverage of the macro cell. If the extended indicator bit identifies that the low-power cell exists in the coverage of the macro cell, the low-power cell in the macro cell is searched for, and if a low-power cell in the macro cell satisfies an S rule, the UE selects the lower-power cell as a serving cell and camps.

摘要翻译： 本发明的实施例提供了用于异构网络的小区选择的方法和用户设备。 UE选择载波频率最高的信号测量值的小区与小区同步，并且接收小区的广播信息。 如果小区是宏小区，则广播信息携带扩展指示符比​​特，并且扩展指示符比​​特用于识别宏小区的覆盖范围内是否存在低功率小区。 如果扩展指示符比​​特识别到宏小区的覆盖范围内存在低功率小区，则搜索宏小区中的低功率小区，并且如果宏小区中的低功率小区满足S规则， UE选择低功率小区作为服务小区并进行营地。

公开(公告)号：US20120002636A1

公开(公告)日：2012-01-05

申请号：US13257259

申请日：2009-03-17

申请人： Dengkun Xiao ,  Qiang Li

发明人： Dengkun Xiao ,  Qiang Li

IPC分类号： H04W52/00 ,  H04W72/04

CPC分类号： H04W52/40 ,  H04B7/024 ,  H04W52/143 ,  H04W52/242 ,  H04W52/243 ,  H04W52/386

摘要： Embodiments of the present invention disclose a method, an apparatus and a system for allocating downlink power, which can solve the problem of downlink power allocation under a Coordinated Multi-Point transmitting (CoMP) environment and in a carrier aggregation (CA) technology. The method includes: calculating a power allocation according to measurement parameters which are of a reference signal and are reported by a terminal, and according to the number of physical resources within a measured bandwidth corresponding to each aggregate waveband, and an energy allocated to each resource block on the reference signal corresponding to the each aggregate waveband, where the number of physical resources and the energy are sent by a secondary evolved NodeB (eNB), sending the calculated power allocation to the secondary eNB, and sending to a user equipment (UE) energy information that corresponds to the reference signal corresponding to the each aggregate waveband of the secondary eNB. The present invention is applicable to downlink power allocation.

摘要翻译： 本发明的实施例公开了一种用于分配下行链路功率的方法，装置和系统，其可以解决在协调多点发射（CoMP）环境和载波聚合（CA）技术下的下行链路功率分配的问题。 该方法包括：根据参考信号的测量参数计算功率分配，并由终端报告，并根据与每个聚合波段对应的测量带宽内的物理资源的数量，以及分配给每个资源的能量 对与每个聚合波段对应的参考信号进行阻塞，其中物理资源的数量和能量由次级演进的节点B（eNB）发送，将计算的功率分配发送到辅助eNB，并发送给用户设备 ）能量信息，其对应于与次级eNB的每个聚合波段相对应的参考信号。 本发明适用于下行链路功率分配。

公开(公告)号：US09072062B2

公开(公告)日：2015-06-30

申请号：US13446561

申请日：2012-04-13

申请人： Dengkun Xiao ,  Anjian Li ,  Yuan He ,  Jing Han ,  Wenjie Wang ,  Chunfeng Yao

发明人： Dengkun Xiao ,  Anjian Li ,  Yuan He ,  Jing Han ,  Wenjie Wang ,  Chunfeng Yao

IPC分类号： H04B7/00 ,  H04W52/30 ,  H04W52/14 ,  H04W52/34 ,  H04W52/44

CPC分类号： H04W52/30 ,  H04W52/146 ,  H04W52/34 ,  H04W52/343 ,  H04W52/44

摘要： A method for controlling uplink power of an LTE system, a base station, and a mobile terminal are disclosed according to the embodiments of the present invention. The method includes: obtaining uplink transmit power of each carrier; sending first notification signaling to a base station if a difference between the obtained uplink transmit power of each carrier exceeds a specific threshold; and sending second notification signaling to the base station if a sum of the obtained uplink transmit power of each carrier exceeds a preset threshold. Thresholds are determined according to network conditions, and uplink power of a carrier is adjusted in a balanced way, a bit error rate is reduced and a case that a low-performance carrier is forced to be interrupted is prevented.

摘要翻译： 根据本发明的实施例公开了一种用于控制LTE系统，基站和移动终端的上行链路功率的方法。 该方法包括：获取每个载波的上行发射功率; 如果所获得的每个载波的上行链路发射功率之间的差异超过特定阈值，则向基站发送第一通知信令; 以及如果所获得的每个载波的上行链路发射功率的和超过预设阈值，则向所述基站发送第二通知信令。 根据网络条件确定阈值，并且以平衡的方式调整载波的上行链路功率，减少误码率，并且防止低性能载波被强制中断的情况。

公开(公告)号：US09002389B2

公开(公告)日：2015-04-07

申请号：US13235150

申请日：2011-09-16

申请人： Dengkun Xiao ,  Wenjie Wang ,  Wurong Zhang

发明人： Dengkun Xiao ,  Wenjie Wang ,  Wurong Zhang

IPC分类号： H04W72/00 ,  H04W52/02 ,  H04W72/08 ,  H04W72/04 ,  H04W72/06

CPC分类号： H04W52/0229 ,  H04W72/048 ,  H04W72/06 ,  H04W72/08 ,  Y02D70/1222 ,  Y02D70/1262 ,  Y02D70/1264

摘要： Embodiments of the present invention disclose a method, an apparatus, and a terminal for determining a transmission mode, which relate to the field of communications technologies and are invented to enable a selection of a transmission mode with lower power consumption for a terminal to reduce the power consumption of the terminal. The method includes: selecting a transmission mode for a terminal according to a network resource condition; judging whether the selected transmission mode matches according to capability information reported by the terminal and if the selected transmission mode matches, setting the transmission mode as a current transmission mode of the terminal. The embodiments of the present invention are mainly applicable to a Long Term Evolution Advance (LTE-A) system.

摘要翻译： 本发明的实施例公开了一种用于确定传输模式的方法，装置和终端，其涉及通信技术领域，并且被发明以能够选择具有较低功耗的传输模式以使终端减少 终端的功耗。 该方法包括：根据网络资源条件选择终端的传输模式; 根据所述终端报告的能力信息来判断所选择的传输模式是否匹配，如果选择的传输模式匹配，则将传输模式设置为终端的当前传输模式。 本发明的实施例主要适用于长期演进（LTE-A）系统。