公开(公告)号：US08831622B2

公开(公告)日：2014-09-09

申请号：US13334083

申请日：2011-12-22

申请人： Sung-Yin Shih ,  Kwang-Cheng Chen ,  Feng-Seng Chu

发明人： Sung-Yin Shih ,  Kwang-Cheng Chen ,  Feng-Seng Chu

IPC分类号： H04W72/00 ,  H04B17/00 ,  H04W24/00 ,  H04W28/06

CPC分类号： H04W24/00 ,  H04B17/309 ,  H04B17/318 ,  H04W28/06 ,  H04W72/00

摘要： A method comprises receiving power information transmitted by a plurality of mobile devices in a wireless communication system; processing the received power information to be a result of unknown power information multiplied by a measurement matrix relating to positions of the plurality of mobile devices, wherein a number of columns of the measurement matrix is larger than a number of rows of the measurement matrix; generating an amendment matrix satisfying restricted isometry property (RIP), for processing the measurement matrix, and obtaining a modified measurement matrix satisfying the RIP according to the amendment matrix and the measurement matrix; obtaining estimated power information according to the received power information by using L1 norm and the modified measurement matrix; and constructing at least one spectrum map of at least one frequency band according to the estimated power information.

摘要翻译： 一种方法包括在无线通信系统中接收由多个移动设备发送的功率信息; 将所接收的功率信息处理为与所述多个移动设备的位置相关的测量矩阵乘以未知功率信息的结果，其中所述测量矩阵的列数大于所述测量矩阵的行数; 生成满足限制等距特性（RIP）的修正矩阵，用于处理测量矩阵，并根据修正矩阵和测量矩阵获得满足RIP的修改测量矩阵; 通过使用L1范数和修改的测量矩阵，根据接收的功率信息获得估计功率信息; 以及根据估计的功率信息构建至少一个频带的至少一个频谱图。

公开(公告)号：US20120329510A1

公开(公告)日：2012-12-27

申请号：US13334083

申请日：2011-12-22

申请人： Sung-Yin Shih ,  Kwang-Cheng Chen ,  Feng-Seng Chu

发明人： Sung-Yin Shih ,  Kwang-Cheng Chen ,  Feng-Seng Chu

IPC分类号： H04W52/24

CPC分类号： H04W24/00 ,  H04B17/309 ,  H04B17/318 ,  H04W28/06 ,  H04W72/00

摘要： A method comprises receiving power information transmitted by a plurality of mobile devices in a wireless communication system; processing the power information to obtain sampled power information by using a measurement matrix relating to positions of the plurality of mobile devices, wherein a number of columns of the measurement matrix is larger than a number of rows of the measurement matrix; generating an amendment matrix satisfying restricted isometry property (RIP), for processing the measurement matrix, and obtaining a modified measurement matrix satisfying the RIP according to the amendment matrix and the measurement matrix; obtaining estimated power information according to the sampled power information by using L1 norm and the modified measurement matrix; and constructing at least one spectrum map of at least one frequency band according to the estimated power information.

摘要翻译： 一种方法包括在无线通信系统中接收由多个移动设备发送的功率信息; 通过使用与所述多个移动装置的位置相关的测量矩阵来处理所述功率信息以获得采样的功率信息，其中所述测量矩阵的列数大于所述测量矩阵的行数; 生成满足限制等距特性（RIP）的修正矩阵，用于处理测量矩阵，并根据修正矩阵和测量矩阵获得满足RIP的修改测量矩阵; 通过使用L1范数和修改的测量矩阵，根据采样的功率信息获得估计功率信息; 以及根据估计的功率信息构建至少一个频带的至少一个频谱图。

公开(公告)号：US08009598B2

公开(公告)日：2011-08-30

申请号：US12358277

申请日：2009-01-23

申请人： Kwang-Cheng Chen ,  Feng-Seng Chu

发明人： Kwang-Cheng Chen ,  Feng-Seng Chu

IPC分类号： H04W4/00 ,  H04B7/00 ,  H04B1/38

CPC分类号： H04L5/0087 ,  H04L5/0007 ,  H04L5/0037 ,  H04L5/0058

摘要： This patent discloses a method and a system of radio resource allocation for a mobile MIMO-OFDMA system, the method comprising the steps of: generating a diagonal matrix according to a channel matrix; determining a sum capacity function associated with the diagonal matrix, a plurality of transmission powers, and a plurality of subcarrier fractions; performing a first subcarrier fraction allocation by maximizing the sum capacity function according to a predetermined user capacity condition; performing a first transmission power allocation according to the first subcarrier allocation; and performing a second subcarrier fraction allocation by maximizing the sum capacity function according to the first transmission power allocation and the predetermined user capacity condition.

摘要翻译： 该专利公开了一种用于移动MIMO-OFDMA系统的无线电资源分配的方法和系统，该方法包括以下步骤：根据信道矩阵生成对角矩阵; 确定与所述对角矩阵相关联的和容量函数，多个发送功率和多个子载波分数; 通过根据预定用户容量条件最大化所述和容量功能来执行第一子载波分数分配; 根据第一子载波分配执行第一传输功率分配; 以及通过根据所述第一发送功率分配和所述预定用户容量条件最大化所述和容量功能来执行第二副载波分数分配。