公开(公告)号：US20130201929A1

公开(公告)日：2013-08-08

申请号：US13638756

申请日：2010-08-19

申请人： Bo Dai ,  Xin Wu ,  Ping Zeng ,  Guanghui Yu ,  Zhisong Zuo

发明人： Bo Dai ,  Xin Wu ,  Ping Zeng ,  Guanghui Yu ,  Zhisong Zuo

IPC分类号： H04W72/04

CPC分类号： H04W72/042 ,  H04B7/0643 ,  H04L5/001 ,  H04L5/0094 ,  H04W24/10 ,  H04W28/06 ,  H04W48/08 ,  H04W72/00 ,  H04W72/04

摘要： The present invention discloses a method and a system for non-periodic feedback in a carrier aggregation scenario. The method comprises: a base station sending a non-periodic trigger signaling to a piece of User Equipment (UE); the UE receiving the non-periodic trigger signaling, and determining a Downlink Component Carrier (DL CC) requiring feedback according to the non-periodic trigger signaling; the UE triggering a non-periodic feedback of the determined DL CC. With the present invention, the problem that it is impossible to determine which downlink component carrier is to be fed back according to the non-periodic trigger signaling in the carrier aggregation scenario is solved, uplink feedback of the DL CC that is unnecessary to be fed back is effectively reduced, the base station can adjust resource allocation according to information fed back by the UE, and the performance of downlink data transmission is ensured.

摘要翻译： 本发明公开了一种在载波聚合场景中的非周期性反馈的方法和系统。 该方法包括：向一个用户设备（UE）发送非周期性触发信令的基站; 所述UE接收所述非周期性触发信令，以及根据所述非周期触发信令确定需要反馈的下行链路分量载波（DL CC）; UE触发所确定的DL CC的非周期反馈。 利用本发明，解决了不可能根据载波聚合方案中的非周期性触发信令来确定哪个下行链路分量载波被反馈的问题，不需要馈送的DL CC的上行链路反馈 后台有效减少，基站可以根据UE反馈的信息调整资源分配，确保下行数据传输的性能。

公开(公告)号：US08879494B2

公开(公告)日：2014-11-04

申请号：US13638756

申请日：2010-08-19

申请人： Bo Dai ,  Xin Wu ,  Ping Zeng ,  Guanghui Yu ,  Zhisong Zuo

发明人： Bo Dai ,  Xin Wu ,  Ping Zeng ,  Guanghui Yu ,  Zhisong Zuo

IPC分类号： H04W4/00 ,  H04L12/26 ,  H04W72/04 ,  H04L5/00 ,  H04W24/10 ,  H04W28/06 ,  H04W48/08 ,  H04W72/00 ,  H04B7/06

CPC分类号： H04W72/042 ,  H04B7/0643 ,  H04L5/001 ,  H04L5/0094 ,  H04W24/10 ,  H04W28/06 ,  H04W48/08 ,  H04W72/00 ,  H04W72/04

摘要： The present invention discloses a method and a system for non-periodic feedback in a carrier aggregation scenario. The method comprises: a base station sending a non-periodic trigger signaling to a piece of User Equipment (UE); the UE receiving the non-periodic trigger signaling, and determining a Downlink Component Carrier (DL CC) requiring feedback according to the non-periodic trigger signaling; the UE triggering a non-periodic feedback of the determined DL CC. With the present invention, the problem that it is impossible to determine which downlink component carrier is to be fed back according to the non-periodic trigger signaling in the carrier aggregation scenario is solved, uplink feedback of the DL CC that is unnecessary to be fed back is effectively reduced, the base station can adjust resource allocation according to information fed back by the UE, and the performance of downlink data transmission is ensured.

摘要翻译： 本发明公开了一种在载波聚合场景中的非周期性反馈的方法和系统。 该方法包括：向一个用户设备（UE）发送非周期性触发信令的基站; 所述UE接收所述非周期性触发信令，以及根据所述非周期触发信令确定需要反馈的下行链路分量载波（DL CC）; UE触发所确定的DL CC的非周期反馈。 利用本发明，解决了不可能根据载波聚合方案中的非周期性触发信令来确定哪个下行链路分量载波被反馈的问题，不需要馈送的DL CC的上行链路反馈 后台有效减少，基站可以根据UE反馈的信息调整资源分配，确保下行数据传输的性能。

公开(公告)号：US08369302B2

公开(公告)日：2013-02-05

申请号：US13257688

申请日：2010-03-15

申请人： Bo Dai ,  Xin Wu ,  Guanghui Yu ,  Zhisong Zuo

发明人： Bo Dai ,  Xin Wu ,  Guanghui Yu ,  Zhisong Zuo

IPC分类号： H04B7/208

CPC分类号： H04L5/0048 ,  H04L27/2602

摘要： The present invention provides a method and system for mapping a reference signal sequence in an advanced Long Term Evolution (LTE) system, and the method and the system are used to map the reference signal sequence to an orthogonal frequency division multiplexing symbol of l. The method includes: when the system uses a normal cyclic prefix, determining the symbol l according to an expression, and mapping the reference signal sequence to a location of a sub-carrier k on the symbol l of an antenna port p. The system includes: a mapping module, a first acquiring module and a second acquiring module. The system and the method which are provided ensure the transmission performance while ensuring the interference randomization. In addition, the system and the method are compatible with existing LTE systems, thus realizing high-order Multiple Input Multiple Output (MIMO) transmission, supporting the usage of the corresponding techniques.

摘要翻译： 本发明提供了一种用于在高级长期演进（LTE）系统中映射参考信号序列的方法和系统，并且该方法和系统用于将参考信号序列映射到l的正交频分复用符号。 该方法包括：当系统使用正常循环前缀时，根据表达式确定符号l，并将参考信号序列映射到天线端口p的符号l上的子载波k的位置。 该系统包括：映射模块，第一获取模块和第二获取模块。 提供的系统和方法确保了传输性能，同时确保干扰随机化。 此外，该系统和方法与现有的LTE系统兼容，从而实现高阶多输入多输出（MIMO）传输，支持相应技术的使用。

公开(公告)号：US20120182974A1

公开(公告)日：2012-07-19

申请号：US13257688

申请日：2010-03-15

申请人： Bo Dai ,  Xin Wu ,  Guanghui Yu ,  Zhisong Zuo

发明人： Bo Dai ,  Xin Wu ,  Guanghui Yu ,  Zhisong Zuo

IPC分类号： H04W72/04

CPC分类号： H04L5/0048 ,  H04L27/2602

摘要： The present invention provides a method and system for mapping a reference signal sequence in an advanced Long Term Evolution (LTE) system, and the method and the system are used to map the reference signal sequence to an orthogonal frequency division multiplexing symbol of l. The method includes: when the system uses a normal cyclic prefix, determining the symbol l according to an expression, and mapping the reference signal sequence to a location of a sub-carrier k on the symbol l of an antenna port p. The system includes: a mapping module, a first acquiring module and a second acquiring module. The system and the method which are provided ensure the transmission performance while ensuring the interference randomization. In addition, the system and the method are compatible with existing LTE systems, thus realizing high-order Multiple Input Multiple Output (MIMO) transmission, supporting the usage of the corresponding techniques.

摘要翻译： 本发明提供了一种用于在高级长期演进（LTE）系统中映射参考信号序列的方法和系统，并且该方法和系统用于将参考信号序列映射到l的正交频分复用符号。 该方法包括：当系统使用正常循环前缀时，根据表达式确定符号l，并将参考信号序列映射到天线端口p的符号l上的子载波k的位置。 该系统包括：映射模块，第一获取模块和第二获取模块。 提供的系统和方法确保了传输性能，同时确保干扰随机化。 此外，该系统和方法与现有的LTE系统兼容，从而实现高阶多输入多输出（MIMO）传输，支持相应技术的使用。

公开(公告)号：US08934433B2

公开(公告)日：2015-01-13

申请号：US13636154

申请日：2010-12-17

申请人： Bo Dai ,  Ping Zeng ,  Xin Wu ,  Zhisong Zuo

发明人： Bo Dai ,  Ping Zeng ,  Xin Wu ,  Zhisong Zuo

IPC分类号： H04W4/00 ,  H04W80/02 ,  H04L5/00

CPC分类号： H04W80/02 ,  H04L5/001 ,  H04L5/0094

摘要： A method for transmitting control format indicator values includes RRC configuring CFI values and transmitting signalings related thereto with one of multiple modes. The modes include configuring one RRC signaling for each component carrier which can be cross-carrier scheduled for user equipment, to indicate a CFI value of each subframe of said component carrier; configuring one RRC signaling respectively for each of subframe types designated by all component carriers which can be cross-carrier scheduled for user equipment, to indicate a CFI value of each designated subframe type; configuring one RRC signaling respectively for each designated subframe type of each component carrier which can be cross-carrier scheduled for user equipment, to indicate a CFI value of each subframe type designated; and configuring one RRC signaling for each user equipment for which cross-carrier scheduling can be performed, to indicate the CFI values of all component carriers which can be cross-carrier scheduled.

摘要翻译： 用于发送控制格式指示符值的方法包括RRC配置CFI值并且以多种模式之一发送与之相关的信号。 这些模式包括为可以为用户设备进行跨载波调度的每个分量载波配置一个RRC信令，以指示所述分量载波的每个子帧的CFI值; 为可以对用户设备进行跨载波调度的所有分量载波指定的每个子帧类型分别配置一个RRC信令，以指示每个指定的子帧类型的CFI值; 为可以对用户设备进行交叉载波调度的每个分量载波的每个指定子帧类型分别配置一个RRC信令，以指示指定的每个子帧类型的CFI值; 并为可以对其进行跨载波调度的每个用户设备配置一个RRC信令，以指示可以进行跨载波调度的所有分量载波的CFI值。

公开(公告)号：US20120263052A1

公开(公告)日：2012-10-18

申请号：US13257660

申请日：2010-06-30

申请人： Bo Dai ,  Xin Wu ,  Ping Zeng ,  Zhisong Zuo

发明人： Bo Dai ,  Xin Wu ,  Ping Zeng ,  Zhisong Zuo

IPC分类号： H04W24/00

CPC分类号： H04L5/001 ,  H04L5/0023 ,  H04L5/0053 ,  H04L5/0064 ,  H04L5/0096 ,  H04W24/00 ,  H04W48/16

摘要： The present invention provides a method and device for detecting downlink control information, which relates to the communication field. The method includes: during cross carrier scheduling, the user equipment (UE) determines a search space for monitoring a physical downlink control channel (PDCCH) according to the number of downlink component carriers in a PDCCH Monitoring Set and the number of downlink component carriers in a UE DL Component Carrier Set.

摘要翻译： 本发明提供一种与通信领域有关的检测下行链路控制信息的方法和装置。 该方法包括：在跨载波调度期间，用户设备（UE）根据PDCCH监控集中的下行链路分量载波的数量和下行链路分量载波的数量确定用于监控物理下行链路控制信道（PDCCH）的搜索空间 UE DL分量载波集合。

公开(公告)号：US20120236799A1

公开(公告)日：2012-09-20

申请号：US13513127

申请日：2010-06-30

申请人： Bo Dai ,  Xin Wu ,  Ping Zeng ,  Zhisong Zuo

发明人： Bo Dai ,  Xin Wu ,  Ping Zeng ,  Zhisong Zuo

IPC分类号： H04W52/04

CPC分类号： H04W52/54 ,  H04W52/146 ,  H04W52/34 ,  H04W52/42

摘要： A method and an apparatus for transmitting uplink transmission power control information are disclosed. The method includes: transmitting uplink transmission power control information of all uplink component carriers allocated to a user equipment (UE) to the UE by one downlink component carrier. By adopting the above technical scheme, it is implemented that the uplink transmission power control information is transmitted in a carrier aggregation system.

摘要翻译： 公开了一种发送上行发送功率控制信息的方法和装置。 该方法包括：通过一个下行链路分量载波向UE分配给用户设备（UE）的所有上行链路分量载波的上行链路发送功率控制信息。 通过采用上述技术方案，实现了在载波聚合系统中发送上行发送功率控制信息。

公开(公告)号：US08861500B2

公开(公告)日：2014-10-14

申请号：US13257660

申请日：2010-06-30

申请人： Bo Dai ,  Xin Wu ,  Ping Zeng ,  Zhisong Zuo

发明人： Bo Dai ,  Xin Wu ,  Ping Zeng ,  Zhisong Zuo

IPC分类号： H04J3/00 ,  H04L5/00 ,  H04W24/00 ,  H04W48/16

CPC分类号： H04L5/001 ,  H04L5/0023 ,  H04L5/0053 ,  H04L5/0064 ,  H04L5/0096 ,  H04W24/00 ,  H04W48/16

摘要： The present invention provides a method and device for detecting downlink control information, which relates to the communication field. The method includes: during cross carrier scheduling, the user equipment (UE) determines a search space for monitoring a physical downlink control channel (PDCCH) according to the number of downlink component carriers in a PDCCH Monitoring Set and the number of downlink component carriers in a UE DL Component Carrier Set.

摘要翻译： 本发明提供一种与通信领域有关的检测下行链路控制信息的方法和装置。 该方法包括：在跨载波调度期间，用户设备（UE）根据PDCCH监控集中的下行链路分量载波的数量和下行链路分量载波的数量确定用于监控物理下行链路控制信道（PDCCH）的搜索空间 UE DL分量载波集合。

公开(公告)号：US20130010741A1

公开(公告)日：2013-01-10

申请号：US13636154

申请日：2010-12-17

申请人： Bo Dai ,  Ping Zeng ,  Xin Wu ,  Zhisong Zuo

发明人： Bo Dai ,  Ping Zeng ,  Xin Wu ,  Zhisong Zuo

IPC分类号： H04W72/04

CPC分类号： H04W80/02 ,  H04L5/001 ,  H04L5/0094

摘要： A method for transmitting control format indicator values includes RRC configuring CFI values and transmitting signalings related thereto with one of multiple modes. The modes include configuring one RRC signaling for each component carrier which can be cross-carrier scheduled for user equipment, to indicate a CFI value of each subframe of said component carrier; configuring one RRC signaling respectively for each of subframe types designated by all component carriers which can be cross-carrier scheduled for user equipment, to indicate a CFI value of each designated subframe type; configuring one RRC signaling respectively for each designated subframe type of each component carrier which can be cross-carrier scheduled for user equipment, to indicate a CFI value of each subframe type designated; and configuring one RRC signaling for each user equipment for which cross-carrier scheduling can be performed, to indicate the CFI values of all component carriers which can be cross-carrier scheduled.

摘要翻译： 用于发送控制格式指示符值的方法包括RRC配置CFI值并且以多种模式之一发送与之相关的信号。 这些模式包括为可以为用户设备进行跨载波调度的每个分量载波配置一个RRC信令，以指示所述分量载波的每个子帧的CFI值; 为可以对用户设备进行跨载波调度的所有分量载波指定的每个子帧类型分别配置一个RRC信令，以指示每个指定的子帧类型的CFI值; 为可以对用户设备进行交叉载波调度的每个分量载波的每个指定子帧类型分别配置一个RRC信令，以指示指定的每个子帧类型的CFI值; 并为可以对其进行跨载波调度的每个用户设备配置一个RRC信令，以指示可以进行跨载波调度的所有分量载波的CFI值。

公开(公告)号：US20130028108A1

公开(公告)日：2013-01-31

申请号：US13259980

申请日：2010-08-23

申请人： Xin Wu ,  Bo Dai ,  Ping Zeng ,  Zhisong Zuo

发明人： Xin Wu ,  Bo Dai ,  Ping Zeng ,  Zhisong Zuo

IPC分类号： H04W24/00

CPC分类号： H04L5/001 ,  H04L5/0053 ,  H04L5/0094 ,  H04W72/1289

摘要： The present invention discloses a method for detecting downlink control information, including: when scheduling across carriers is enabled, determining by user equipment (UE) user-specific search space monitoring a physical downlink control channel (PDCCH) according to component carrier indexes, wherein the component carrier indexes include component carrier indexes corresponding to various component carriers implementing scheduling across carrier and being scheduled across carriers. Also the present invention also provides an apparatus for detecting downlink control information, a user equipment and a network side device. The present invention solve the overlap problem of common search space and user-specific search space in Release 10 and solves the problem of determining a search space for the PDCCH in the situation of scheduling across carriers is enabled in Release 10.

摘要翻译： 本发明公开了一种检测下行链路控制信息的方法，包括：当跨载波进行调度时，由用户设备（UE）根据分量载波索引来确定用户特定的搜索空间监控物理下行链路控制信道（PDCCH），其中， 分量载波索引包括对应于各种分量载波的分量载波索引，其实现跨载波的调度并且跨载波调度。 此外，本发明还提供了一种用于检测下行链路控制信息的装置，用户设备和网络侧设备。 本发明解决了版本10中公用搜索空间和用户特定搜索空间的重叠问题，解决了在版本10中启用跨载波调度的情况下确定PDCCH的搜索空间的问题。