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11. 发明专利

JP2004048197A Radio relay apparatus 审中-公开
公开(公告)号：JP2004048197A
公开(公告)日：2004-02-12
申请号：JP2002200652
申请日：2002-07-09
申请人： Furukawa Electric Co Ltd:The , Kddi Corp , Kddi株式会社 , 古河電気工業株式会社
发明人： MAEYAMA TOSHIYUKI , INOUE TAKASHI , YAMATO SATORU
IPC分类号： H04B7/005 , H04B7/216 , H04B1/707
摘要： PROBLEM TO BE SOLVED: To ensure communication for an entire mobile communication system by suppressing oscillation and controlling transmission of a disturbing wave to a base station.
SOLUTION: The radio relay apparatus, in which interference due to a sneaked path signal Sb is suppressed by performing a correlation arithmetic operation between an uplink signal Su and a sneaked path signal Sb from a second antenna to a first antenna in the case of amplifying a transmission signal with the same frequency as that of the uplink signal Su received from the first antenna and transmitting the amplified signal from the second antenna as a relay signal, includes: a level detector 14 for detecting an amplitude level of the uplink signal Su; and a disturbing wave processing section 20c that stops transmission of the relay signal when the level detector 14 detects the received signal whose level is a prescribed amplitude level or over in the case that the correlation value cannot be obtained at the correlation arithmetic operation by a correlation arithmetic section 20a or variations in the correlation value are rapid, and that resumes the transmission of the relay signal whose transmission has been stopped when the level detector 14 detects the uplink signal Su whose level is less than the prescribed amplitude level.
COPYRIGHT: (C)2004,JPO

12. 发明专利

JP2003008500A Wireless base station unit, and method for selecting its transmission destination mobile unit 有权
标题翻译：无线基站单元及其选择传输目的地移动单元的方法
公开(公告)号：JP2003008500A
公开(公告)日：2003-01-10
申请号：JP2001193054
申请日：2001-06-26
申请人： Kddi Corp , ケイディーディーアイ株式会社
发明人： TAKEUCHI YOSHIO , INOUE TAKASHI , YAMAGUCHI AKIRA , AMANO YOSHIAKI
IPC分类号： G01S3/46 , G01S19/14 , H04B7/06 , H04B7/10 , H04B7/26 , H04W16/28 , G01S5/14
摘要： PROBLEM TO BE SOLVED: To provide a wireless base station unit that can enhance the communication quality of communication with mobile terminals by reducing a degree of interference between respective beams in the case of simultaneously forming the respective beams as to a plurality of the mobile terminals.
SOLUTION: The wireless base station unit forms respective beams of a carrier for transmission of a wireless signal to a mobile terminal being a transmission destination of the wireless signal and is provided with a signal selection section 2 that selects any of a plurality of the mobile terminals so that an azimuth angle resulting from azimuths of a plurality of the mobile terminals is a prescribed angle or more than that and with an individual beam generating section 4 that respectively generates individual beams to the selected mobile terminal.
COPYRIGHT: (C)2003,JPO
摘要翻译：要解决的问题：提供一种无线基站单元，其可以在同时形成关于多个移动终端的各个波束的情况下，通过减小各个波束之间的干扰程度来增强与移动终端的通信的通信质量。解决方案：无线基站单元形成用于将无线信号发送到作为无线信号的发送目的地的移动终端的载波的各个波束，并且设置有信号选择部分2，其选择多个移动终端使得由多个移动终端的方位角产生的方位角是与分别生成到所选择的移动终端的各个波束的单独波束产生部分4的规定角度或更大的规定角度。

13. 发明专利

JP2010239453A Design support device for station installation, and computer program 有权
标题翻译：设计支持设备安装和计算机程序
公开(公告)号：JP2010239453A
公开(公告)日：2010-10-21
申请号：JP2009086003
申请日：2009-03-31
申请人： Kddi Corp , Kddi株式会社
发明人： KANEKO HISAFUMI , INOUE TAKASHI
IPC分类号： H04W16/18
摘要： PROBLEM TO BE SOLVED: To provide a station installation design device and a computer program, capable of improving support ability for analysis of local sites when a radio device for local site countermeasures is added and of suppressing an increase in simulation calculation amount, in a cellular mobile communication system.
SOLUTION: The support device includes: an input section 2 for inputting station installation design conditions; a simulation model generating section 5 for segmenting a target area of station installation design into segments for each of a plurality of simulation units designated in the station installation design conditions; a radio characteristic calculating section 6 for calculating estimated radio characteristics per segment on the basis of the station installation design conditions; an optimizing section 8 for executing optimizing processing to optimize the number of segments meeting the required radio characteristics on the basis of the station installation design conditions; and an output section 3 for outputting the optimum value of a base station parameter of each base station which is obtained as a result of the optimization processing and the optimum value of the radio parameter for local site countermeasures of the radio device for local site countermeasures.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种台站安装设计装置和计算机程序，能够在添加用于本地站点对策的无线电设备并且抑制模拟计算量的增加时提高对本地站点的分析的支持能力，在蜂窝移动通信系统中。
解决方案：支撑装置包括：输入部分2，用于输入台站安装设计条件; 模拟模型生成部5，其用于将站安装设计的目标区域分割为在站安装设计条件中指定的多个模拟单元中的每一个的段; 无线电特性计算部分6，用于根据车站安装设计条件计算每个段的估计的无线电特性; 优化部分8，用于根据车站安装设计条件执行优化处理以优化满足所需无线电特征的段数; 以及输出部分3，用于输出作为优化处理结果获得的每个基站的基站参数的最佳值和用于本地站点对策的无线电设备的本地站点对策的无线电参数的最佳值。版权所有（C）2011，JPO＆INPIT

14. 发明专利

JP2010206314A Office establishment design support device and computer program 有权
标题翻译：办公室设计支持设备和计算机程序
公开(公告)号：JP2010206314A
公开(公告)日：2010-09-16
申请号：JP2009047166
申请日：2009-02-27
申请人： Kddi Corp , Kddi株式会社 , Tokyo Institute Of Technology , 国立大学法人東京工業大学
发明人： KANEKO HISAFUMI , INOUE TAKASHI , SAKAGUCHI HIROSHI , IAN DEXTER GARCIA
IPC分类号： H04W16/18 , H04W24/02
摘要： PROBLEM TO BE SOLVED: To provide a slave station design support device capable of improving the support capability for slave station design, taking into consideration of base station cooperation communication, in a cellular mobile communication system. SOLUTION: The slave station design support device includes an input 2, a simulation model generator 5, a communication method determiner 6, a radio characteristics calculator 7, and an output 3; the input inputs slave station design condition; based on the base station arrangement and radio wave propagation environment for each base station in a slave station design target area specified by the slave station design condition, the simulation model generator determines a base station to be attached, a base station capable of cooperating, and a non-cooperating base station for every section of the slave station design target area; for each section of the slave station design target areas, the communication method determiner determines a communication method for base station cooperation communications, based on supposed radio wave state among the base station to be attached, the base station capable of cooperating, and the non-cooperating base station; and for each section of the slave station design target area, the radio characteristics calculator calculates supposed radio characteristics, based on the determined communication method for base station cooperation communications; and the output 3 outputs the supposed radio characteristics of each section in the slave station design target area. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：在蜂窝移动通信系统中，考虑到基站协作通信，提供能够提高从站设计的支持能力的从站设计支持设备。解决方案：从站设计支持设备包括输入2，仿真模型生成器5，通信方法确定器6，无线电特征计算器7和输出3; 输入输入从站设计条件; 基于由从站设计条件指定的从站设计目标区域中的每个基站的基站布置和无线电波传播环境，模拟生成器确定要附接的基站，能够协作的基站，以及用于从站设计目标区域的每个部分的非协作基站; 对于从站设计目标区域的每个部分，通信方法确定器基于要附接的基站中的假定的无线电波状态，能够协作的基站和非基站的无线电波状态来确定用于基站协作通信的通信方法，合作基站; 并且对于从站设计目标区域的每个部分，无线电特性计算器基于所确定的用于基站协作通信的通信方法来计算假定的无线电特性; 并且输出3输出从站设计目标区域中每个部分的假想无线电特性。版权所有（C）2010，JPO＆INPIT

15. 发明专利

JP2010154262A Cellular mobile communication system, base station control device, and base station- coordinated communication control method 有权
标题翻译：蜂窝移动通信系统，基站控制装置和基站协调通信控制方法
公开(公告)号：JP2010154262A
公开(公告)日：2010-07-08
申请号：JP2008330562
申请日：2008-12-25
申请人： Kddi Corp , Kddi株式会社 , Tokyo Institute Of Technology , 国立大学法人東京工業大学
发明人： KANEKO HISAFUMI , INOUE TAKASHI , SAKAGUCHI HIROSHI , KUSAJIMA NAOKI , IAN DEXTER GARCIA
IPC分类号： H04W92/20 , H04B7/04 , H04J99/00 , H04W16/28 , H04W52/04
CPC分类号： H04B7/0452 , H04B7/022 , H04B7/0697
摘要： PROBLEM TO BE SOLVED: To expand a range in which base station-coordinated communication, where a plurality of base stations coordinately communicate with a mobile station, is performed in a cellular mobile communication system and the base station-coordinated communication is performed in accordance with a wireless communication status. SOLUTION: A base station coordinating section is provided for each base station and the base station coordinating section acquires information representing a wireless communication status of each of base stations related to base station-coordinated communication to a certain mobile station, determines whether or not the base station-coordinated communication can be performed for each base station on the basis of the information, and determines communication methods P1-P8 related to the relevant mobile station on the basis of a result of the determination. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了扩展在蜂窝移动通信系统中执行多个基站与移动站协调通信的基站协调通信的范围，并且进行基站协调通信根据无线通信状态。解决方案：为每个基站提供基站协调部分，并且基站协调部分获取表示与基站协调通信相关的每个基站的无线通信状态的信息到某个移动台，确定是否或基于该信息，不能对每个基站执行基站协调通信，并且基于判定结果来确定与相关移动站有关的通信方法P1-P8。版权所有（C）2010，JPO＆INPIT

16. 发明专利

JP2010081307A Repeater base station apparatus and isolation adjustment method 有权
标题翻译：重复基站装置和隔离调整方法
公开(公告)号：JP2010081307A
公开(公告)日：2010-04-08
申请号：JP2008247456
申请日：2008-09-26
申请人： Kddi Corp , Kddi株式会社
发明人： NAKANO MASAYUKI , INOUE TAKASHI
IPC分类号： H01Q3/26 , H04B7/15
摘要： PROBLEM TO BE SOLVED: To provide a repeater base station apparatus for improving isolation between a transmission antenna and a reception antenna by correcting the orthogonality of polarized wave.
SOLUTION: The repeater base station apparatus including the reception-side antenna, the transmission-side antenna, and a repeater is provided with: an amplitude adjusting means for adjusting an amplitude; a phase adjusting means for adjusting a phase; and a correcting means for correcting the amplitude and phase so as to maximize the amount of isolation between the reception-side antenna and the transmission-side antenna.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：解决的问题：提供一种通过校正偏振波的正交性来改善发送天线和接收天线之间的隔离的中继器基站装置。解决方案：包括接收侧天线，发送侧天线和中继器的中继器基站装置设置有：用于调整幅度的幅度调整装置; 相位调整装置，用于调节相位; 以及校正装置，用于校正幅度和相位，以便使接收侧天线和发送侧天线之间的隔离度最大化。版权所有（C）2010，JPO＆INPIT

17. 发明专利

JP2009111951A Radio frame controller, radio frame control method, and radio communication apparatus 有权
标题翻译：无线电框架控制器，无线电框架控制方法和无线电通信装置
公开(公告)号：JP2009111951A
公开(公告)日：2009-05-21
申请号：JP2007284961
申请日：2007-11-01
申请人： Kddi Corp , Kddi株式会社
发明人： MORITA EMI , OZEKI TAKEO , INOUE TAKASHI
IPC分类号： H04J11/00 , H04J1/00 , H04W16/02 , H04W24/00
摘要： PROBLEM TO BE SOLVED: To configure a radio frame capable of reducing the effect of cell interference while being compliant with IEEE802.16 standards or the like in a partial-usage-of-subchannels zone in the uplink of an OFDMA system. SOLUTION: A radio frame controller is provided with: a communication data amount monitoring section 12 for monitoring the amount of communication data on the uplink of a present base station; a communication data amount acquiring means for acquiring the amount of communication data on the uplink of base stations around the present base station; and a radio resource allocation processing section 11 which secures radio resources for actual communication so as to avoid interference with the other station in an uplink radio frame in a case where the total of the uplink communication data amount of the present base station and the uplink communication data amounts of the peripheral base stations is less than a reference value, and which allocates radio resources which are not secured, for pseudo communication. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：在OFDMA系统的上行链路的部分使用子信道区域中，配置能够减少小区干扰的影响的无线帧，同时符合IEEE802.16标准等。解决方案：无线电帧控制器设置有：通信数据量监视部分12，用于监视当前基站的上行链路上的通信数据量; 通信数据量获取装置，用于获取当前基站周围的基站的上行链路上的通信数据量; 以及无线资源分配处理部11，其在本基站和上行链路通信的上行链路通信数据量的总和的情况下，确保用于实际通信的无线资源，以避免在上行链路无线帧中与其他站的干扰外围基站的数据量小于参考值，并且分配用于伪通信的未被保护的无线电资源。版权所有（C）2009，JPO＆INPIT

18. 发明专利

JP2008252717A Radio frame control device and method, and radio communication device 有权
标题翻译：无线电框架控制装置和方法以及无线电通信装置
公开(公告)号：JP2008252717A
公开(公告)日：2008-10-16
申请号：JP2007093760
申请日：2007-03-30
申请人： Kddi Corp , Kddi株式会社
发明人： OZEKI TAKEO , INOUE TAKASHI
IPC分类号： H04Q7/36 , H04J1/00 , H04J3/26 , H04J11/00
CPC分类号： H04L5/0037 , H04L5/0007 , H04L5/0044 , H04L5/0053 , H04L5/0094
摘要： PROBLEM TO BE SOLVED: To constitute a radio frame where an open slot and an open logic sub-channel exist prior to an uplink burst while conforming to IEEE802.16 Standards, in the partial usage of a sub-channel zone of an uplink for orthogonal frequency division multiple access. SOLUTION: A radio frame control device which controls radio frames of orthogonal frequency division multiple access is characterized by comprising: an arrangement information generating part which generates first arrangement information containing an amount of radio resources allocated to each terminal based on a received radio resource request, a false arrangement information generating part which generates false arrangement information containing a temporary amount of radio resources to be allocated to false communication, and a radio resource allocating part which inserts the false arrangement information into the first arrangement information and generates second arrangement information. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为了构成在符合IEEE802.16标准的上行链路突发之前存在开放时隙和开放逻辑子信道的无线电帧，在部分使用子信道区域上行链路用于正交频分多址。解决方案：控制正交频分多址无线电帧的无线电帧控制装置的特征在于包括：安排信息产生部分，其基于接收到的无线电产生包含分配给每个终端的无线资源量的第一配置信息资源请求，生成包含要分配给虚假通信的无线资源的临时量的虚假布置信息的错误布置信息生成部，以及将该错误布置信息插入到第一布置信息中的无线资源分配部，生成第二布置信息。版权所有（C）2009，JPO＆INPIT

19. 发明专利

JP2007274250A Spatial angular distribution estimating method and receiver 有权
标题翻译：空间角分布估计方法和接收器
公开(公告)号：JP2007274250A
公开(公告)日：2007-10-18
申请号：JP2006096233
申请日：2006-03-31
申请人： Kddi Corp , Kddi株式会社
发明人： AMANO YOSHIAKI , INOUE TAKASHI
IPC分类号： H01Q3/26 , G01S3/46
摘要： PROBLEM TO BE SOLVED: To maintain estimation precision for spatial angular distribution without being affected by arrangement of a plurality of antenna elements constituting an array antenna.
SOLUTION: The receiver comprises a correlation matrix calculation circuit 121 which acquires correlation among N pieces of reception signals received by an array antenna to calculate a correlation matrix having N
2 pieces of elements; an eigenvalue resolution circuit 131 which resolutes the correlation matrix for eigenvalue to calculate an eigenvalue of array antenna element number (N pieces), and an eigenvector corresponding to the eigenvalue; an incoming direction estimator 141 for calculating incoming direction from the eigenvalue and eigenvector; and a spatial angular distribution estimator 151 which calculates spatial angular distribution from a specified spatial angular distribution function, based on the eigenvalue and incoming direction. The spatial angular distribution function is a function for providing spatial angular distribution, with the incoming direction and the value based on the eigenvalue of correlation matrix related to the reception signals of the array antenna being variables.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：维持空间角分布的估计精度，而不受构成阵列天线的多个天线元件的布置的影响。解决方案：接收机包括相关矩阵计算电路121，其获取由阵列天线接收的N个接收信号之间的相关性，以计算具有N 2 个元素的相关矩阵; 特征值分辨率电路131，其确定特征值的相关矩阵以计算阵列天线元件号（N个）的特征值，以及对应于特征值的特征向量; 用于从特征值和特征向量计算输入方向的输入方向估计器141; 以及空间角度分布估计器151，其基于特征值和输入方向从指定的空间角度分布函数计算空间角度分布。空间角分布函数是用于提供空间角分布的函数，其中输入方向和基于与阵列天线的接收信号相关的相关矩阵的特征值为变量的值。版权所有（C）2008，JPO＆INPIT

20. 发明专利

JP2007243488A Radio frame controller, radio communication device, and radio frame control method 有权
标题翻译：无线电框架控制器，无线电通信设备和无线电框架控制方法
公开(公告)号：JP2007243488A
公开(公告)日：2007-09-20
申请号：JP2006061791
申请日：2006-03-07
申请人： Kddi Corp , Kddi株式会社
发明人： OZEKI TAKEO , ARAIDA OSAMU , INOUE TAKASHI
IPC分类号： H04J11/00
摘要： PROBLEM TO BE SOLVED: To provide a radio frame control method capable of easily configuring a radio frame at a downward link of an OFDMA system, based on an IEEE 802.16 standard. SOLUTION: A radio frame configured from each resources of an OFDMA symbol and a subcarrier comprises a resources assignment 2. The resources assignment 2 makes the usage amount of resources of either the OFDMA symbol or the subcarrier constant, makes the usage amount of another resources variable, and then uses a resources assignment unit composed of a fixed amount of resources for the constant usage and a variable unit quantity of resources for the variable usage. The resources assignment 2 configures a data sequence from packets transmitted using a same modulation system and a same error correction encoding rate, and assigns the resources assignment unit to the data sequence. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够在OFDMA系统的下行链路上容易地配置基于IEEE 802.16标准的无线电帧控制方法。解决方案：由OFDMA符号和子载波的每个资源配置的无线电帧包括资源分配2.资源分配2使OFDMA符号或副载波的资源的使用量恒定，使得另一资源变量，然后使用由固定数量的资源组成的资源分配单元，用于可变使用量的可变单位数量的资源。资源分配2使用相同调制方式发送的分组和相同的纠错编码速率配置数据序列，并将资源分配单位分配给数据序列。版权所有（C）2007，JPO＆INPIT

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