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    • 2. 发明授权
    • Multi-carrier transmission device and multi-carrier transmission method
    • 多载波传输设备和多载波传输方式
    • US08249181B2
    • 2012-08-21
    • US12831926
    • 2010-07-07
    • Kenichi MiyoshiAkihiko Nishio
    • Kenichi MiyoshiAkihiko Nishio
    • H04L27/28
    • H04W52/325H04L5/0007H04L5/0044H04L5/006H04W52/04H04W52/48
    • There is provided a multi-carrier transmission device capable of improving a packet error ratio in a system where transmission data is repeatedly multi-carrier-transmitted. In this device, the transmission data is subjected to error correction encoding in an error correction encoding unit (102), modulation in a modulation unit (104), and repetition in a repetition unit (106). A signal after the repetition (repetition bit) is two-dimensionally mapped in the frequency domain and the time domain according to a predetermined pattern in a mapping unit (108). The repetition bit transmission power is controlled so that the total value of the transmission power of repetition bit constituting one bit is identical to all the bits and the repetition bit of preferable reception quality has a large transmission power while the repetition bit of bad reception quality has a small transmission power.
    • 提供了能够提高传输数据被重复多载波传输的系统中的分组错误率的多载波传输装置。 在该装置中,发送数据在纠错编码单元(102)中进行纠错编码,在调制单元(104)中进行调制,并在重复单元(106)中进行重复。 重复(重复位)之后的信号在映射单元(108)中根据预定模式在频域和时域中被二维地映射。 控制重复位发送功率,使得构成1比特的重复比特的发送功率的总和值与所有比特相同,并且优选接收质量的重复比特具有较大的发送功率,而接收质量差的重复比特具有 传输功率小。
    • 5. 发明申请
    • SCHEDULING DEVICE AND SCHEDULING METHOD
    • 调度装置和调度方法
    • US20120063469A1
    • 2012-03-15
    • US13256591
    • 2010-03-15
    • Takashi IwaiAkihiko NishioDaichi ImamuraKenichi MiyoshiMegumi IchikawaYoshihiko OgawaSadaki Futagi
    • Takashi IwaiAkihiko NishioDaichi ImamuraKenichi MiyoshiMegumi IchikawaYoshihiko OgawaSadaki Futagi
    • H04L12/66
    • H04W72/085H04W72/042
    • Provided are a scheduling device and a scheduling method, in which the amount of signaling of frequency resource allocation information can be reduced while the system throughput is maintained. In a base station device (100), a scheduling unit (113) selects, as an allocation resource for a terminal to which resources are to be allocated, at most one cluster band in each of a plurality of allocatable ranges set within a system band and generates allocation resource information including information relating to the selected cluster, and an encoding unit (114), a modulation unit (115), and a transmission RF unit (116) which serve as a transmission means transmit the allocation resource information generated by the scheduling unit (113) to the terminal to which the resources are to be allocated. Among the plurality of allocatable ranges, a first allocatable range is the entire system band, while a second allocatable range is a low frequency-side band or a high frequency-side band when the system band is divided into halves.
    • 提供了一种调度装置和调度方法,其中可以在保持系统吞吐量的同时减少频率资源分配信息的信令量。 在基站装置(100)中,调度部(113)在系统频带内设定的多个可分配范围的每一个中,选择作为分配资源的终端的分配资源, 并生成包括与所选择的群集有关的信息的分配资源信息,作为发送单元的编码单元(114),调制单元(115)和发送RF单元(116)发送由 调度单元(113)发送到要向其分配资源的终端。 在多个可分配范围中,第一可分配范围是整个系统频带,而当系统频带被分成两半时,第二可分配范围是低频侧频带或高频侧频带。