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    • 52. 发明申请
    • RADIO COMMUNICATION BASE STATION APPARATUS AND RESOURCE BLOCK ALLOCATION METHOD
    • 无线电通信基站装置和资源块分配方法
    • US20090303944A1
    • 2009-12-10
    • US12306245
    • 2007-06-25
    • Masaru FukuokaAkihiko Nishio
    • Masaru FukuokaAkihiko Nishio
    • H04W72/04
    • H04L5/0037H04L5/0007H04L5/0058H04L5/006H04W72/0446H04W72/10H04W88/08
    • A base station can perform distributed allocation enabling a resource block allocation with a higher priority while suppressing a control information amount. In this base station, the localized allocation of data to terminals #5 to #8 is set to a higher priority than distributed allocation of data to terminals #1 to #4 among the terminals #1 to #8. The data to the terminals #5 to #8 are allocated to any of the resource blocks #1 to #8 by frequency scheduling based on line quality of each terminal and each resource block. After this, the remaining resource blocks other than the resource blocks used for allocation to the terminals #5 to #8 with a higher priority are used as distributed resource blocks and the data to the terminals #1 to #4 are allocated in the remaining resource blocks according to the allocation rule common to the terminals #1 to #4.
    • 基站能够在抑制控制信息量的情况下进行能够进行优先级高的资源块分配的分布式分配。 在该基站中,向终端#5〜#8的数据的本地化分配被设定为比分配给终端#1〜#8中的终端#1〜#4的数据分配更高的优先级。 通过基于每个终端和每个资源块的线路质量的频率调度,向终端#5至#8的数据分配给任何资源块#1至#8。 之后,将用于分配给具有较高优先级的终端#5至#8的资源块之外的剩余资源块用作分布式资源块,并且向剩余资源中分配到终端#1至#4的数据 根据终端#1至#4共有的分配规则来执行。
    • 56. 发明授权
    • Radio communication base station apparatus and pilot transmitting method
    • 无线电通信基站装置和导频发送方法
    • US08654696B2
    • 2014-02-18
    • US12089391
    • 2006-10-06
    • Masaru FukuokaAkihiko NishioNoriaki Minamida
    • Masaru FukuokaAkihiko NishioNoriaki Minamida
    • H04W88/08
    • H04L27/2613H04L5/0007H04L5/0048H04L25/0232
    • A base station realizing enhancement of the interpolation accuracy of the channel estimate between sub-frames. In a base station (100), a scrambling section (105) carries out scrambling such that a predetermined pilot signal sequence is multiplied by a scrambling sequence containing both a sequence unique to the base station (100) and different with cells and a sequence common to base stations for each chip and generates a pilot sequence containing both a pilot for unicast sub-frame and a pilot for multicast sub-frame, a multiplexing section (106) for time-multiplexing the pilot sequence, the unicast data symbol, and a multicast data symbol for each sub-frame, and an S/P section (107) converts the pilot sequences, the unicast data symbols, and the multicast data symbols sequential serially inputted from the multiplexing section (106) the numbers of which are equal to the number of subcarries included in one OFDM symbol into parallel ones and outputs them to an IFFT section (108).
    • 基站实现子帧之间的信道估计的插值精度的提高。 在基站(100)中,加扰部(105)进行加扰,使得预定的导频信号序列乘以包含基站(100)唯一的序列并且与小区唯一的序列和序列共用的加扰序列 到每个芯片的基站,并且生成包含用于单播子帧的导频和多播子帧的导频的导频序列,用于对导频序列进行时分多路复用的复用部分(106),单播数据符号和 组播数据符号,S / P部分(107)将从多路复用部分(106)串行输入的导频序列,单播数据符号和多播数据符号转换为数目等于 将包括在一个OFDM符号中的子载波的数目分成并行的,并将其输出到IFFT部分(108)。
    • 57. 发明授权
    • Radio communication base station apparatus and pilot transmission method
    • 无线电通信基站装置和导频传输方法
    • US08416810B2
    • 2013-04-09
    • US12160872
    • 2007-01-18
    • Isamu YoshiiAkihiko NishioMasaru FukuokaKatsuhiko Hiramatsu
    • Isamu YoshiiAkihiko NishioMasaru FukuokaKatsuhiko Hiramatsu
    • H04J4/00
    • H04J11/005H04L5/0007H04L5/005H04L25/03866H04L27/2602
    • Provided is a base station capable of giving a pilot appropriate for both of multicast data and unicast data which are frequency-multiplexed. In a pilot generation unit (105) of the base station, an insertion unit (1051) inserts a pilot (common pilot) common to a plurality of cells to generate an orthogonal pilot sequence (2). In accordance with the insertion process in the insertion unit (1051), an insertion unit (1052) inserts a sequence (common sequence) common to a plurality of cells to a unique scrambling sequence to generate a scrambling sequence. A scrambling unit (1053) performs a scrambling process for multiplying the orthogonal pilot sequence (2) by the scrambling sequence. This scrambling process generates, in a part of pilot sequences different for respective cells, a pilot sequence containing a pilot common to the cells.
    • 提供了能够给出适合于频率复用的多播数据和单播数据两者的导频的基站。 在基站的导频生成单元(105)中,插入单元(1051)将多个小区公共的导频(公共导频)插入以生成正交导频序列(2)。 根据插入单元(1051)中的插入处理,插入单元(1052)将多个单元公共的序列(公共序列)插入到唯一的加扰序列以生成加扰序列。 加扰单元(1053)执行用于将正交导频序列(2)乘以加扰序列的加扰处理。 该加扰过程在不同于各个小区的导频序列的一部分中生成包含小区公共的导频的导频序列。