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    • 16. 发明授权
    • Receiver apparatus and communication method
    • 接收机和通信方法
    • US08160087B2
    • 2012-04-17
    • US12984559
    • 2011-01-04
    • Masayuki HoshinoAlexander Golitschek Edler Von ElbwartHidetoshi SuzukiAkihiko Nishio
    • Masayuki HoshinoAlexander Golitschek Edler Von ElbwartHidetoshi SuzukiAkihiko Nishio
    • H04J1/16H04L12/56
    • H04L1/0029H04L1/0026H04L1/1812
    • A receiver apparatus wherein the processing amount for CQI (Channel Quality Indicator) measurements in a communication system having a plurality of system bandwidths can be reduced. In this apparatus, a narrow band CQI measurement part (109) measures, as a narrow band CQI, the CQI in resource blocks the number of which is required for the CQI measurement from the start position of a narrow bandwidth transmitted from a transmitter apparatus; a wide band CQI measurement part (110) extracts, from a system bandwidth transmitted from the transmitter apparatus, resource blocks the number of which is required for the CQI measurement, and then measures, as a wide band CQI representative of the channel quality of the whole system bandwidth, an average CQI in the extracted resource blocks; and a feedback information generating part (111) generates feedback information including both the narrow band CQI and the wide band CQI.
    • 一种接收机装置,其中可以减少具有多个系统带宽的通信系统中的CQI(信道质量指示符)测量的处理量。 在该装置中,窄带CQI测量部(109)从发送装置发送的窄带宽的起始位置,测量作为CQI测量所需的数量的资源块中的CQI作为窄带CQI, 宽带CQI测量部分(110)从发送装置发送的系统带宽中提取其CQI数量所需的资源块,然后测量作为代表该信道质量的宽频带CQI 整个系统带宽,提取的资源块中的平均CQI; 反馈信息生成部(111)生成包含窄带CQI和宽带CQI的反馈信息。
    • 19. 发明授权
    • Transmission power level setting during channel assignment for interference balancing in a cellular wireless communication system
    • 用于蜂窝无线通信系统中的干扰平衡的信道分配期间的发射功率电平设置
    • US08068845B2
    • 2011-11-29
    • US10577710
    • 2004-11-05
    • Christian WengerterAlexander Golitschek Edler Von Elbwart
    • Christian WengerterAlexander Golitschek Edler Von Elbwart
    • H04W72/00
    • H04W52/243H04W52/262H04W52/34H04W52/343H04W52/42H04W52/50
    • The present invention relates to a method for balancing the distribution of interference between radio cells in a wireless communication system comprising cells in which subcarrier blocks are used for communication. A number of adjacent cells build a cell cluster. Moreover, the present invention relates to a corresponding method adapted for use in a system in which multi beam antennas or multiple antennas are used. Furthermore, the present invention relates to base stations performing the above method as well as a communication system comprising the base stations. To reduce the large average SIR variations without causing additional SIR estimation, measurement and calculation problem as introduced with power control the invention suggests to group subcarrier blocks into a plurality of subcarrier block sets in each cell of a cell cluster, to determine transmission power levels for each of the cells of said cell cluster, and to assign transmission power levels to the subcarrier block sets.
    • 本发明涉及一种用于平衡无线通信系统中的无线电小区之间的干扰分布的方法,所述无线通信系统包括其中子载波块用于通信的小区。 多个相邻的单元格构建单元格集群。 此外,本发明涉及一种适用于其中使用多波束天线或多个天线的系统的相应方法。 此外,本发明涉及执行上述方法的基站以及包括基站的通信系统。 为了减少大的平均SIR变化而不引起额外的SIR估计,如功率控制引入的测量和计算问题,本发明建议将子载波块分组成小区簇的每个小区中的多个子载波块集合,以确定发射功率电平 所述小区簇的每个小区,并且向子载波块集合分配发射功率电平。
    • 20. 发明授权
    • Method for using a symbol mapper using a symbol mapping scheme to generate modulation symbols according to a different symbol mapping scheme and a method for generating a symbol mapping scheme
    • 使用符号映射方法使用符号映射方法以根据不同符号映射方案生成调制符号的方法和用于生成符号映射方案的方法
    • US07961814B2
    • 2011-06-14
    • US11993967
    • 2005-06-29
    • Alexander Golitschek Edler Von ElbwartIsamu YoshiiChristian Wengerter
    • Alexander Golitschek Edler Von ElbwartIsamu YoshiiChristian Wengerter
    • H04L27/36
    • H04L27/34
    • The invention relates to method and apparatus for generating modulation symbols according to a second symbol mapping scheme by a symbol mapping unit being adapted to generate symbols according to a first symbol mapping scheme, wherein the first and second symbol mapping schemes define different mappings of data words of a stream to modulation symbols of a modulation scheme according to the respective symbol mapping scheme. Further, the invention relates to a method and apparatus for generating a mapping of data words to modulation symbols of a square 16 QAM constellation, the modulation symbols being representable by an inphase component and quadrature component. One aspect of the invention is the introduction of a bit sequence transformer unit transforming the data words to be mapped to modulation symbols prior to mapping thereby changing the Hamming distance properties of the mapping. Another aspect of the invention is the generation of a new AICO (Antipodal Inverted COnstellation) mapping scheme.
    • 本发明涉及一种用于根据第二符号映射方案通过符号映射单元产生适应于根据第一符号映射方案生成符号的调制符号的方法和装置,其中第一和第二符号映射方案定义数据字的不同映射 根据相应的符号映射方案的调制方案的调制符号的流。 此外,本发明涉及一种用于产生数据字到方形16QAM星座的调制符号的映射的方法和装置,所述调制符号可由同相分量和正交分量表示。 本发明的一个方面是引入一个比特序列变换器单元,在映射之前将要映射到数据字的映射到调制符号变换,从而改变映射的汉明距离属性。 本发明的另一个方面是生成新的AICO(Antipodal Inverted COnstellation)映射方案。