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    • 3. 发明申请
    • RADIO COMMUNICATION DEVICE AND RADIO COMMUNICATION METHOD
    • 无线电通信设备和无线电通信方法
    • US20110206030A1
    • 2011-08-25
    • US13122572
    • 2009-10-21
    • Masayuki HoshinoAyako HoriuchiSeigo NakaoDaichi ImamuraAkihiko NishioYoshihiko Ogawa
    • Masayuki HoshinoAyako HoriuchiSeigo NakaoDaichi ImamuraAkihiko NishioYoshihiko Ogawa
    • H04B7/216
    • H04J11/0023H04B7/0671H04J13/004H04J13/0059H04J13/0074H04J13/18H04J13/22H04L1/06H04L1/1692H04L1/1861
    • The present invention makes it possible to obtain the transmission diversity effect by applying a CDD while reducing the inter-code interference when performing a code multiplexing. When an Ack/Nack signal is transmitted from a user terminal to a base station in an upstream control channel by using an Ack/Nack resource, the signal is code-multiplexed by using a code sequence containing an orthogonal sequence and a cyclic-shifted sequence and transmitted from a plurality of user terminals to the base station. Upon using an aggregation size indicating the number of control signals of the downstream control channel, if the aggregation size is greater than one, it is determined that no resource located at the right of the axis of the cyclic-shifted amount of the cyclic-shifted sequence in the same orthogonal code of the orthogonal sequence is used, and the Ack/Nack signal to which CDD is applied from a plurality of antennas is transmitted by using a resource ACK #0 allocated to the own device and an unused resource ACK #1, which have the same orthogonal code, but have different cyclic-shifted amounts.
    • 本发明通过在执行码复用时减少码间干扰同时应用CDD可以获得发送分集效果。 当Ack / Nack信号通过使用Ack / Nack资源从用户终端发送到上行控制信道中的基站时,通过使用包含正交序列和循环移位序列的码序列对信号进行码复用 并从多个用户终端发送到基站。 当使用指示下游控制信道的控制信号数量的聚合大小时,如果聚合大小大于1,则确定不存在位于循环移位量的循环移位量的轴右侧的资源 使用正交序列的相同正交码中的序列,并且通过使用分配给自身设备的资源ACK#0和未使用的资源ACK#1来发送从多个天线施加CDD的Ack / Nack信号 ,其具有相同的正交码,但具有不同的循环移位量。
    • 5. 发明授权
    • Radio communication device and radio communication method
    • 无线电通信设备和无线电通信方法
    • US08705507B2
    • 2014-04-22
    • US13122572
    • 2009-10-21
    • Masayuki HoshinoAyako HoriuchiSeigo NakaoDaichi ImamuraAkihiko NishioYoshihiko Ogawa
    • Masayuki HoshinoAyako HoriuchiSeigo NakaoDaichi ImamuraAkihiko NishioYoshihiko Ogawa
    • H04B7/212
    • H04J11/0023H04B7/0671H04J13/004H04J13/0059H04J13/0074H04J13/18H04J13/22H04L1/06H04L1/1692H04L1/1861
    • The present invention makes it possible to obtain the transmission diversity effect by applying a CDD while reducing the inter-code interference when performing a code multiplexing. When an Ack/Nack signal is transmitted from a user terminal to a base station in an upstream control channel by using an Ack/Nack resource, the signal is code-multiplexed by using a code sequence containing an orthogonal sequence and a cyclic-shifted sequence and transmitted from a plurality of user terminals to the base station. Upon using an aggregation size indicating the number of control signals of the downstream control channel, if the aggregation size is greater than one, it is determined that no resource located at the right of the axis of the cyclic-shifted amount of the cyclic-shifted sequence in the same orthogonal code of the orthogonal sequence is used, and the Ack/Nack signal to which CDD is applied from a plurality of antennas is transmitted by using a resource ACK #0 allocated to the own device and an unused resource ACK #1, which have the same orthogonal code, but have different cyclic-shifted amounts.
    • 本发明通过在执行码复用时减少码间干扰同时应用CDD可以获得发送分集效果。 当Ack / Nack信号通过使用Ack / Nack资源从用户终端发送到上行控制信道中的基站时,通过使用包含正交序列和循环移位序列的码序列对信号进行码复用 并从多个用户终端发送到基站。 当使用指示下游控制信道的控制信号数量的聚合大小时,如果聚合大小大于1,则确定不存在位于循环移位量的循环移位量的轴右侧的资源 使用正交序列的相同正交码中的序列,并且通过使用分配给自身设备的资源ACK#0和未使用的资源ACK#1来发送从多个天线施加CDD的Ack / Nack信号 ,其具有相同的正交码,但具有不同的循环移位量。
    • 10. 发明申请
    • TERMINAL DEVICE AND RETRANSMISSION CONTROL METHOD
    • 终端设备和恢复控制方法
    • US20120134333A1
    • 2012-05-31
    • US13389255
    • 2010-08-06
    • Seigo NakaoAkihiko NishioMasayuki HoshinoAyako Horiuchi
    • Seigo NakaoAkihiko NishioMasayuki HoshinoAyako Horiuchi
    • H04W72/04
    • H04W72/042H04L1/0029H04L1/08H04L1/1607H04L1/1854H04L1/1861H04L5/001H04L5/0053H04L5/0055H04W28/06H04W28/12H04W76/28
    • Provided are a terminal device and a retransmission control method by which, when carrier aggregation communication using a plurality of downlink unit bands is applied, the quality of downlink data transmitted by each downlink unit band can be maintained, while suppressing the increase in overhead of downlink allocation control information. In a terminal (200), a control unit (208) performs transmission control of a response signal on the basis of a reception success/failure pattern of downlink data received by a downlink unit band which is included in a unit band group set in the terminal itself. The control unit (208) makes the phase points of the response signal different in accordance with a number of downlink data which has been successively received, namely, a number of ACK, in the reception success/failure pattern, and makes the phase points of the response signal between reception success/failure patterns identical when there are a plurality of reception success/failure patterns having the same ACK number.
    • 提供一种终端装置和重发控制方法,当应用使用多个下行链路单元频带的载波聚合通信时,可以保持由每个下行单位频带发送的下行链路数据的质量,同时抑制下行链路的开销增加 分配控制信息。 在终端(200)中,控制单元(208)根据由下行单元频带接收到的下行链路数据的接收成功/失败模式,执行响应信号的发送控制,所述下行链路数据包含在设置在 终端本身。 控制单元(208)根据在接收成功/失败模式中已连续接收到的下行链路数据的数量,即ACK的数量,使响应信号的相位点不同,并且使相位点 当存在具有相同ACK号码的多个接收成功/故障模式时,接收成功/故障模式之间的响应信号相同。