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1. 发明专利

JP2002094448A METHOD AND APPARATUS FOR CONTROLLING DIRECTIONAL ANTENNA 失效
公开(公告)号：JP2002094448A
公开(公告)日：2002-03-29
申请号：JP2000283940
申请日：2000-09-19
申请人： HITACHI LTD , KDDI CORP
发明人： TANIGUCHI TAKESHI , OKAMOTO TATSUTO , MASUDA SATOSHI , SUZUKI TOSHIRO , INOUE TAKASHI , ARAIDA OSAMU
IPC分类号： H01Q3/26 , H04B7/26 , H04W16/24 , H04W16/28 , H04Q7/36
摘要： PROBLEM TO BE SOLVED: To utilize radio resources more efficiently. SOLUTION: Mobile stations located closely to each other are handled as a group and the direction and width (radiation angle) of a beam radiated from an adaptive array antenna 11 are controlled in units of group such that one beam captures one group. More specifically, a classifying section 19 classifies a plurality of mobile stations into groups, a directivity determining section 20 predicts the destination area of each group and a directivity control section 15 controls the adaptive array antenna 11 such that one beam can cover the position of one group and the destination area of that group.

2. 发明专利

JP2011049951A Transmission station and transmission system transmitting digital broadcasting wave signal using single frequency 有权
标题翻译：传输站和传输系统传输使用单频的数字广播波信号
公开(公告)号：JP2011049951A
公开(公告)日：2011-03-10
申请号：JP2009198075
申请日：2009-08-28
申请人： Kddi Corp , Kddi株式会社
发明人： SHIMURA SHUICHI , INOUE TAKASHI
IPC分类号： H04J11/00
摘要： PROBLEM TO BE SOLVED: To provide a transmission station and a transmission system preventing an interference between identical broadcast wave signals at the transmission station as much as possible and securing a large service area with a small number of transmission stations, in regard to a digital broadcasting system using a single frequency.
SOLUTION: The transmission station includes a broadcast data receiving means for receiving broadcast data from a broadcast center facility, an encoding means for encoding the broadcast data to encoded data, a modulating means for modulating the encoded data to a broadcast wave signal, and an antenna transmitting the broadcast wave signal using the single frequency. The antenna is a directional antenna. The antenna includes a delay means for delaying the broadcast wave signal output from the modulating means, a delay time calculating means for calculating a delay time based on a distance from an upper station of the broadcast wave signal, and a delay time setting means for setting the delay time in the delay means.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种传输站和传输系统，其尽可能地防止传输站处的相同广播波信号之间的干扰，并且确保具有少量传输站的大的服务区域，关于使用单频的数字广播系统。解决方案：发送站包括用于从广播中心设备接收广播数据的广播数据接收装置，用于将广播数据编码为编码数据的编码装置，用于将编码数据调制成广播波信号的调制装置，以及使用单个频率发送广播波信号的天线。天线是定向天线。天线包括用于延迟从调制装置输出的广播波信号的延迟装置，延迟时间计算装置，用于根据与广播波信号的上位站的距离计算延迟时间;以及延迟时间设置装置，用于设置延迟装置中的延迟时间。版权所有（C）2011，JPO＆INPIT

3. 发明专利

JP2010239303A Base station controller, and base station cooperative communication control method 有权
标题翻译：基站控制器和基站协同通信控制方法
公开(公告)号：JP2010239303A
公开(公告)日：2010-10-21
申请号：JP2009083470
申请日：2009-03-30
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 , KUSAJIMA NAOKI , SAKAGUCHI HIROSHI , IAN DEXTER GARCIA
IPC分类号： H04W92/22 , H04W16/28 , H04W36/18
摘要： PROBLEM TO BE SOLVED: To expand an area enabling base station cooperative communications in which a plurality of base stations cooperate in performing communications with mobile stations, and to perform base station cooperative communications depending on the state of radio communications.
SOLUTION: A base station cooperative portion 10 is provided per base station 1, and the cell of each base station 1 is segmented into a cooperative area as a target of base station cooperative communication and a non-cooperative area not a target of a base station cooperative communication. Upon receiving an cooperative communication request from a base station controller of another base station when the non-cooperative area is selected, the base station cooperative portion 10 determines whether or not base station cooperative communication area should be performed in the cooperative communication on the basis of an evaluation value of a single site connection capacity in the selected non-cooperative area and an evaluation value of a multi-site connection capacity in the cooperative area for the received cooperative communication request.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：扩展能够使多个基站在与移动站进行通信中进行协作的基站协作通信的区域，并且根据无线通信的状态进行基站协作通信。解决方案：每个基站1设置基站协作部分10，每个基站1的小区被划分为作为基站协作通信的目标的协作区域和不是基站协作通信目标的非协作区域基站合作通信。当选择非合作区域时，当从另一个基站的基站控制器接收到协作通信请求时，基站协作部分10基于协作通信中的基站协作通信区域来确定是否应当在协作通信中执行基站协作通信区域所选择的非合作区域中的单个站点连接容量的评估值和用于所接收的协作通信请求的协作区域中的多站点连接容量的评估值。版权所有（C）2011，JPO＆INPIT

4. 发明专利

JP2010114545A Transmission station and transmission system for transmitting digital broadcast wave signal by using single frequency 审中-公开
标题翻译：使用单频发送数字广播波信号的传输站和传输系统
公开(公告)号：JP2010114545A
公开(公告)日：2010-05-20
申请号：JP2008283901
申请日：2008-11-05
申请人： Kddi Corp , Kddi株式会社
发明人： SHIMURA SHUICHI , INOUE TAKASHI
IPC分类号： H04H20/67 , H04B7/15 , H04B7/155 , H04H20/02 , H04J11/00
摘要： PROBLEM TO BE SOLVED: To provide a transmission system in which the interference between identical broadcast wave signals in the transmission stations can be suppressed as much as possible, and also a wide service area can be secured with the small number of transmission stations with respect to a digital broadcast system using a single frequency.
SOLUTION: The transmission station includes: a broadcast data reception means for receiving broadcast data from broadcasting center equipment; an encoding means for encoding the broadcast data to encoded data; a modulation means for modulating the encoded data to a broadcast wave signal; and an antenna for transmitting the broadcast wave signal using the single frequency. The antenna is a directional antenna. The transmission station includes a delay means for delaying the broadcast wave signal output from the modulation means by a prescribed delay time, a first delay time calculation means for calculating a first delay time d1 on the basis of a distance to a low order transmission station with respect to the broadcast wave signal, and a delay time setting means which sets a prescribed delay time of the delay means to the first delay time d1.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了提供尽可能地抑制发送站中的相同广播波信号之间的干扰的传输系统，并且还可以利用少量的传输站来确保广泛的服务区域相对于使用单个频率的数字广播系统。解决方案：发送站包括：广播数据接收装置，用于从广播中心设备接收广播数据; 编码装置，用于将广播数据编码成编码数据; 用于将编码数据调制成广播波信号的调制装置; 以及用于使用单个频率发送广播波信号的天线。天线是定向天线。发送站包括延迟装置，用于将从调制装置输出的广播波信号延迟规定的延迟时间;第一延迟时间计算装置，用于根据到低阶发送站的距离计算第一延迟时间d1，以及延迟时间设定装置，其将延迟装置的规定延迟时间设定为第一延迟时间d1。版权所有（C）2010，JPO＆INPIT

5. 发明专利

JP2009088877A Frequency channel selection apparatus, frequency channel selection method, and computer program 有权
标题翻译：频道选择设备，频道选择方法和计算机程序
公开(公告)号：JP2009088877A
公开(公告)日：2009-04-23
申请号：JP2007254782
申请日：2007-09-28
申请人： Kddi Corp , Kddi株式会社
发明人： YONEZAWA TAKEYA , INOUE TAKASHI
IPC分类号： H04W16/02 , H04W84/12 , H04W88/08
摘要： PROBLEM TO BE SOLVED: To appropriately perform selection of channel combination which is used by a base station in a radio communication system in which frequencies overlap between channels. SOLUTION: The apparatus includes: an other system AP (Access Point) extraction unit 11 which extracts measured data concerning the base stations of other communication systems from measured data of received signal strength of electromagnetic waves in a using frequency band of own radio communication system; an RSSI (Received Signal Strength Indicator) sum calculation unit 13 which calculates an indicator value which shows the received signal strength of an interference signal of each channel based on the received signal strength included in the extracted measured data; an interference degree calculation unit 14 which obtains a weighting sum of the indicator values of each channel based on a predetermined interference table between channels, and calculates an interference degree of each channel; and a channel combination selection unit 16 which selects a channel combination in which effect of interference is the minimum out of predetermined channel combinations which are composed of frequency channels in which there is not frequency overlapping based on the interference degree of each frequency channel. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：适当地执行频道在频道重叠的无线电通信系统中由基站使用的信道组合的选择。解决方案：该装置包括：另一个系统AP（接入点）提取单元11，其从自身无线电的使用频带中的电磁波的接收信号强度的测量数据中提取与其他通信系统的基站相关的测量数据通信系统; RSSI（接收信号强度指示符）和计算单元13，其基于包括在提取的测量数据中的接收信号强度来计算表示每个信道的干扰信号的接收信号强度的指标值; 干扰度计算单元14，其基于通道之间的预定干涉表获得每个信道的指标值的加权和，并计算每个信道的干扰度; 以及频道组合选择单元16，其基于每个频道的干扰度，选择由频率重叠的频道组成的预定频道组合中的干扰影响最小的频道组合。版权所有（C）2009，JPO＆INPIT

6. 发明专利

JP2009065342A Radio frame controller, radio frame control method, and radio communication equipment 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设备
公开(公告)号：JP2009065342A
公开(公告)日：2009-03-26
申请号：JP2007230239
申请日：2007-09-05
申请人： Kddi Corp , Kddi株式会社
发明人： OZEKI TAKEO , INOUE TAKASHI
IPC分类号： H04W16/02 , H04J1/00 , H04J11/00
摘要： PROBLEM TO BE SOLVED: To configure a radio frame in which an empty slot and an empty logical subchannel are present before an uplink burst on the basis of a standard such as the IEEE 802.16 standard or the like in an uplink partial usage of subchannel zone of an orthogonal frequency division multiple access system.
SOLUTION: In this radio frame controller, a placement information generation section 102 creates first placement information including a radio resource amount to be assigned to each terminal station on the basis of a received radio resource request. A pseudo placement information generation section 103 creates pseudo placement information including a temporary radio resource amount to be assigned to pseudo communication. A radio resource assignment section 101 inserts the pseudo placement information into the first placement information to create second placement information.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：在上行链路部分使用中基于诸如IEEE 802.16标准等标准的上行链路突发之前配置其中存在空时隙和空逻辑子信道的无线帧正交频分多址系统的子信道区。解决方案：在该无线电帧控制器中，放置信息生成部分102基于所接收的无线资源请求，创建包括要分配给每个终端站的无线资源量的第一放置信息。伪放置信息生成部103生成包括分配给伪通信的临时无线资源量的伪放置信息。无线电资源分配部分101将伪放置信息插入第一放置信息以创建第二放置信息。版权所有（C）2009，JPO＆INPIT

7. 发明专利

JP2006261905A Wireless apparatus, and method of controlling beam pattern 有权
标题翻译：无线装置，以及控制光束图案的方法
公开(公告)号：JP2006261905A
公开(公告)日：2006-09-28
申请号：JP2005074854
申请日：2005-03-16
申请人： Kddi Corp , Kddi株式会社
发明人： AMANO YOSHIAKI , INOUE TAKASHI
IPC分类号： H04B7/06 , H04B7/10 , H04B7/26 , H04J99/00
摘要： PROBLEM TO BE SOLVED: To match initial levels of respective transmission beam patterns with each other comprising adaptive beam pattern and a beam pattern different from the adaptive beam pattern with each other by using a data channel for transmission by an adaptive beam pattern and a pilot channel for transmission by a beam pattern different from the adaptive beam pattern.
SOLUTION: The wireless apparatus is provided with a transmission array weight correction section 15 that calculates a first initial level for a transmission beam pattern for the data channel on the basis of radiation characteristic data in an estimated mobile station direction and a transmission array weight from the data channel, calculates a second initial level of a transmission beam pattern for the pilot channel on the basis of the same radiation characteristic data and a transmission array weight for the pilot channel, and shifts a level component of the transmission array weight for the data channel by a difference level amount between the first and second initial levels.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：通过使用用于通过自适应波束图案传输的数据信道，将各自的发射波束图案的初始水平彼此包括彼此包括自适应波束图案和不同于自适应波束图案的波束图案，并且用于通过与自适应波束图案不同的波束图案进行发送的导频信道。解决方案：无线装置设置有传输阵列权重校正部分15，其基于估计的移动台站方向上的辐射特性数据和传输阵列来计算用于数据信道的传输波束图案的第一初始级别基于相同的辐射特性数据和导频信道的传输阵列权重，计算导频信道的传输波束图案的第二初始级别，并将传输阵列权重的等级分量移位数据通道在第一和第二初始水平之间的差值水平。版权所有（C）2006，JPO＆NCIPI

8. 发明专利

JP2006129194A Mobile communication system and channel arrangement method therein 审中-公开
标题翻译：移动通信系统和信道布置方法
公开(公告)号：JP2006129194A
公开(公告)日：2006-05-18
申请号：JP2004316147
申请日：2004-10-29
申请人： Kddi Corp , Kddi株式会社
发明人： MAEYAMA TOSHIYUKI , INOUE TAKASHI , YONEZAWA TAKEYA , TAKEUCHI YOSHIO
IPC分类号： H04J1/04 , H04W16/10 , H04W24/10
摘要： PROBLEM TO BE SOLVED: To make effective use of resources by controlling channel assignment in which interferences are avoided between base stations. SOLUTION: Under an environment in which service areas are constituted by pico cells, based on a in-service base station list which is made in each mobile station 1, a centralizing management device 3 calculates such a channel arrangement as that in which the interferences do not occur or are minimized between the base stations 2. The channel arrangement calculated is instructed to each base station 2. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：通过控制基站之间避免干扰的信道分配来有效利用资源。解决方案：在由微微小区构成服务区的环境中，基于在每个移动站1中制作的在职基站列表，集中管理设备3计算这样的信道配置，其中，干扰不会在基站2之间发生或最小化。所计算的信道排列指示给每个基站2.版权所有：（C）2006，JPO和NCIPI

9. 发明专利

JP2005123811A Apparatus and method for regulating rf circuit transmission characteristic for array antenna 有权
标题翻译：用于调整阵列天线的RF电路传输特性的装置和方法
公开(公告)号：JP2005123811A
公开(公告)日：2005-05-12
申请号：JP2003355507
申请日：2003-10-15
申请人： Kddi Corp , Kddi株式会社
发明人： AMANO YOSHIAKI , INOUE TAKASHI
IPC分类号： H04B7/10 , H04B7/08
摘要： PROBLEM TO BE SOLVED: To regulate transmission characteristics of an RF signal transmitted from a base station apparatus to an array antenna without using a signal source only for calibrations and a demodulator.
SOLUTION: A method for regulating the RF circuit transmission characteristics for the array antenna comprises a step of switching a first switch (SW1) built in an outdoor unit 3 to feed back an RF signal of an N system transmitted to the array antenna 1, a step of interlocking second and third switches (SW2, SW3) installed outdoor and in an indoor unit 4 to thereby sequentially switch to respective systems, a step of detecting an amplitude difference and a phase difference of a feedback RF signal and a reference signal of the systems by level detection phase comparator 43 built in the indoor unit 4, and a step of regulating a relative amplitude difference and a phase difference of the RF signal between the systems by a control unit 5.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：调整从基站装置发送到阵列天线的RF信号的传输特性，而不使用仅用于校准的信号源和解调器。解决方案：一种用于调节阵列天线的RF电路传输特性的方法，包括：将内置于室外单元3中的第一开关（SW1）切换到反馈传输到阵列天线的N系统的RF信号的步骤如图1所示，将室外安装的第二和第三开关（SW2，SW3）互锁在室内单元4中，从而顺序地切换到各个系统的步骤，检测反馈RF信号和参考的振幅差和相位差的步骤由室内机4内置的电平检测相位比较器43的系统信号，以及通过控制单元5调节系统之间的RF信号的相对振幅差和相位差的步骤。）2005年，日本特许厅和NCIPI

10. 发明专利

JP2005039336A Interference signal suppression circuit and program 审中-公开
标题翻译：干扰信号抑制电路和程序
公开(公告)号：JP2005039336A
公开(公告)日：2005-02-10
申请号：JP2003197223
申请日：2003-07-15
申请人： Kddi Corp , Kddi株式会社
发明人： MAEYAMA TOSHIYUKI , INOUE TAKASHI , YONEZAWA TAKEYA
IPC分类号： H04B1/707 , H04B1/7097 , H04B7/145 , H04B7/26 , H04W16/26 , H04W24/02
CPC分类号： H04B7/15585
摘要： PROBLEM TO BE SOLVED: To provide an interference signal suppression circuit and a program for improving a suppression quantity of an interference signal due to the sneak path of a transmission signal to a receiving antenna, even if the processing of a repeater apparatus is digitized.
SOLUTION: The circuit has an A/D converter for converting a received signal into a digital signal, a delay quantity adding means for adding a predetermined delay quantity to the digital signal, at least an interference signal detecting means for performing correlation arithmetic between the output signal of the A/D converter and the output signal of the delay quantity adding means to detect an interference signal, at least a suppression signal generating means for generating a suppression signal having the same amplitude as that of each interference signal and a phase reverse to that of the interference signal from the interference signal detected in each interference signal detecting means, a suppression signal synthesizing means for synthesizing the suppression signal, and a signal synthesizing means for synthesizing the synthesized suppression signal with the received signal.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了提供干扰信号抑制电路和用于改善由于传输信号到接收天线的潜行路径的干扰信号的抑制量的程序，即使中继器设备的处理是数字化。解决方案：电路具有用于将接收信号转换为数字信号的A / D转换器，用于将预定延迟量加到数字信号的延迟量加法装置，至少一个用于执行相关运算的干扰信号检测装置在所述A / D转换器的输出信号和所述延迟量相加装置的输出信号之间，检测干扰信号，至少抑制信号产生装置，用于产生具有与每个干扰信号相同振幅的抑制信号，以及与来自每个干扰信号检测装置中检测到的干扰信号的干扰信号的相位相反;抑制信号合成装置，用于合成抑制信号;以及信号合成装置，用于将合成抑制信号与接收信号进行合成。版权所有（C）2005，JPO＆NCIPI

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