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    • 23. 发明申请
    • REFERENCE SIGNAL TRANSMITTING METHOD, MOBILE TERMINAL APPARATUS AND RADIO BASE STATION APPARATUS
    • 参考信号发送方法,移动终端装置和无线基站装置
    • US20130201849A1
    • 2013-08-08
    • US13703633
    • 2011-06-16
    • Daisuke NishikawaKazuaki TakedaYoshihisa KishiyamaNobuhiko Miki
    • Daisuke NishikawaKazuaki TakedaYoshihisa KishiyamaNobuhiko Miki
    • H04W72/08
    • H04W72/085H04L5/001H04L5/0048H04L5/0091
    • It is an object of the present invention to provide a reference signal transmitting method, a mobile terminal apparatus and a base station apparatus capable of reducing influences on a PDCCH even when performing transmission control over an aperiodic reference signal for measuring channel quality. Downlink control information corresponding to each component carrier in which transmission control information of a reference signal for measuring channel quality is set is aggregated and assigned to a downlink control channel of a specific component carrier for a mobile terminal apparatus that performs radio communication in a system band containing a plurality of component carriers and transmitted, and when the mobile terminal apparatus controls transmission of the reference signal for measuring channel quality based on the transmission control information of the reference signal for measuring channel quality included in the received downlink control information, the downlink control information corresponding to each component carrier includes a bit field in which identifier information of the component carrier is set and the transmission control information of the reference signal for measuring channel quality is set in the bit field.
    • 本发明的目的是提供一种参考信号发送方法,移动终端装置和基站装置,即使在对用于测量信道质量的非周期参考信号进行传输控制时,也可以减少对PDCCH的影响。 对与其中设定用于测量信道质量的参考信号的传输控制信息被设置的每个分量载波相对应的下行链路控制信息被分配给用于在系统频带中执行无线电通信的移动终端装置的特定分量载波的下行链路控制信道 包含多个分量载波并发送,并且当移动终端装置基于用于测量包括在接收的下行链路控制信息中的信道质量的参考信号的传输控制信息来控制用于测量信道质量的参考信号的传输时,下行链路控制 对应于每个分量载波的信息包括其中设置分量载波的标识符信息的位域,并且在比特场中设置用于测量信道质量的参考信号的传输控制信息。
    • 25. 发明授权
    • User terminal and base station apparatus
    • 用户终端和基站装置
    • US09077532B2
    • 2015-07-07
    • US13640064
    • 2011-04-05
    • Nobuhiko MikiKazuaki Takeda
    • Nobuhiko MikiKazuaki Takeda
    • H04W4/00H04L1/18H04W72/04
    • H04L1/1861H04L5/001H04L5/0055H04W72/0453
    • To maintain communications of uplink ACK/NACK signals even for a transition period during which the number of aggregated component carriers is added/removed by higher layer signaling, it is a feature providing a reception section that receives the PDSCH for each of CCs that constitute the system band, a demodulation section (406) that demodulates the received PDSCH of each of CCs, an ACK/NACK signal generating section (418) that generates an uplink ACK/NACK signal in response to a demodulation result of the PDSCH in the demodulation section (406), and a mapping section (415) that allocates radio resources to an uplink ACK/NACK signal of the anchor block using LTE, while allocating user-specific radio resources to uplink ACK/NACK signals of the other CCs.
    • 为了保持上行链路ACK / NACK信号的通信,即使在通过较高层信令添加/去除聚合成分载波的数量的过渡期间,提供接收部分的特征,接收部分接收构成每个CC的每个CC的接收部分 系统频带,解调各个CC的接收到的PDSCH的解调部(406),响应于解调部中的PDSCH的解调结果生成上行ACK / NACK信号的ACK / NACK信号生成部(418) (406),以及映射部(415),其使用LTE向所述锚块的上行链路ACK / NACK信号分配无线资源,同时向其他CC的上行链路ACK / NACK信号分配用户专用无线资源。
    • 26. 发明授权
    • Base station apparatus and user terminal
    • 基站装置和用户终端
    • US08982752B2
    • 2015-03-17
    • US13639285
    • 2011-03-30
    • Nobuhiko MikiKazuaki TakedaYuan YanAnxin Li
    • Nobuhiko MikiKazuaki TakedaYuan YanAnxin Li
    • H04B7/00H04L5/00H04W72/04
    • H04L5/0007H04L5/001H04L5/0053H04W72/042
    • The present invention provides a search space configuration that is suitable for a communication system in which a plurality of fundamental frequency blocks are grouped together into a wide band. A base station apparatus (20) has a selection section (302) that selects a system band in fundamental frequency block units, a downlink control information generation section (306) that generates downlink control information for demodulating the data channels that are sent separately in the selected fundamental frequency blocks, and arranges, in the downlink control channel of a specific fundamental frequency block among a plurality of fundamental frequency blocks, a search space in which downlink control information for the plurality of fundamental frequency blocks is contained, and a transmission section (203) that transmits the downlink control channel in which the search space with the downlink control information is arranged.
    • 本发明提供一种搜索空间配置,其适合于将多个基本频率块分组成宽带的通信系统。 基站装置(20)具有以基本频率块为单位选择系统频带的选择部(302),生成下行链路控制信息的下行链路控制信息生成部(306),用于解调分别在 并且在多个基本频率块中的特定基本频率块的下行链路控制信道中排列包含多个基本频率块的下行链路控制信息的搜索空间,以及发送部( 203),其发送具有下行链路控制信息的搜索空间的下行链路控制信道。
    • 27. 发明申请
    • APERIODIC CHANNEL STATE INFORMATION REPORTING METHOD, RADIO BASE STATION APPARATUS AND USER TERMINAL
    • APERIODIC CHANNEL STATE信息报告方法,无线基站装置和用户终端
    • US20130336273A1
    • 2013-12-19
    • US13985053
    • 2012-02-07
    • Kazuaki TakedaNobuhiko Miki
    • Kazuaki TakedaNobuhiko Miki
    • H04W72/14
    • H04W72/14H04L1/0026H04L1/0027H04L5/001H04L5/0057H04W24/10
    • The present invention is designed such that, when a user terminal performs radio communication using a plurality of serving cells of different component carriers, it is possible to flexibly report aperiodic channel state information of a serving cell required on the network side among the plurality of serving cells. A radio base station apparatus transmits an uplink scheduling grant, which includes an identification field that identifies an uplink serving cell where an uplink shared channel is allocated among a plurality of uplink serving cells and a request field that requests reporting of aperiodic channel state information from a user terminal, to the user terminal, via a downlink control channel, and the user terminal reports aperiodic channel state information of a downlink serving cell that is designated by a combination of the identification field and the request field, to the radio base station apparatus, via the uplink shared channel.
    • 本发明被设计成当用户终端使用不同分量载波的多个服务小区进行无线电通信时,可以灵活地报告多个服务中网络侧所需的服务小区的非周期信道状态信息 细胞。 无线基站装置发送上行链路调度许可,其包括识别在多个上行链路服务小区中分配了上行链路共享信道的上行链路服务小区的标识字段和请求从非上行链路信道状态信息的报告的请求字段 用户终端经由下行链路控制信道发送到用户终端,用户终端向无线基站装置报告由识别字段和请求字段的组合指定的下行链路服务小区的非周期信道状态信息, 通过上行链路共享信道。
    • 29. 发明申请
    • BASE STATION APPARATUS AND USER TERMINAL
    • 基站装置和用户终端
    • US20130058294A1
    • 2013-03-07
    • US13639285
    • 2011-03-30
    • Nobuhiko MikiKazuaki TakedaYuan YanAnxin Li
    • Nobuhiko MikiKazuaki TakedaYuan YanAnxin Li
    • H04W72/04
    • H04L5/0007H04L5/001H04L5/0053H04W72/042
    • The present invention provides a search space configuration that is suitable for a communication system in which a plurality of fundamental frequency blocks are grouped together into a wide band. A base station apparatus (20) has a selection section (302) that selects a system band in fundamental frequency block units, a downlink control information generation section (306) that generates downlink control information for demodulating the data channels that are sent separately in the selected fundamental frequency blocks, and arranges, in the downlink control channel of a specific fundamental frequency block among a plurality of fundamental frequency blocks, a search space in which downlink control information for the plurality of fundamental frequency blocks is contained, and a transmission section (203) that transmits the downlink control channel in which the search space with the downlink control information is arranged.
    • 本发明提供一种搜索空间配置,其适合于将多个基本频率块分组成宽带的通信系统。 基站装置(20)具有以基本频率块为单位选择系统频带的选择部(302),生成下行链路控制信息的下行链路控制信息生成部(306),用于解调分别在 并且在多个基本频率块中的特定基本频率块的下行链路控制信道中排列包含多个基本频率块的下行链路控制信息的搜索空间,以及发送部( 203),其发送具有下行链路控制信息的搜索空间的下行链路控制信道。
    • 30. 发明申请
    • BASE STATION APPARATUS AND USER TERMINAL
    • 基站装置和用户终端
    • US20130058286A1
    • 2013-03-07
    • US13261493
    • 2011-04-21
    • Kazuaki TakedaNobuhiko Miki
    • Kazuaki TakedaNobuhiko Miki
    • H04W72/04
    • H04W28/04H04J11/0069H04L5/001H04L5/0053H04W72/04H04W72/042H04W88/08
    • A base station apparatus having a control information generation section that generates, per fundamental frequency block, a downlink control information piece for demodulating a data channel that is transmitted for each of a plurality of fundamental frequency blocks assigned to a user terminal, a determining section that determines, per fundamental frequency block, a search space which is a candidate area where the downlink control information piece is arranged, and a transmission section that transmits a downlink control channel in which the search space containing the downlink control information piece is arranged is disclosed. The control information generation section arranges respective downlink control information pieces corresponding to the fundamental frequency blocks in a downlink control channel of a specific fundamental frequency block among the fundamental frequency blocks, and the determining section distributes positions of search spaces such that the search spaces are separate between fundamental frequency blocks and between user terminals.
    • 一种基站装置,具有:控制信息生成部,其根据基本频率块生成用于对分配给用户终端的多个基本频率块中的每一个发送的数据信道进行解调的下行链路控制信息;判定部, 根据基本频率块,确定作为下行链路控制信息片段的候补区域的搜索空间,以及发送下行链路控制信道的发送部分,其中包含下行链路控制信息块的搜索空间被布置。 控制信息生成单元将基频区间的各个下行控制信息排列在基频区间中的特定基频块的下行链路控制信道中,判定单元分配检索空间的位置,使搜索空间分开 基频区间和用户终端之间。