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1. 发明专利

JP2014057362A Radio communication device and radio communication method 有权
标题翻译：无线电通信设备和无线电通信方法
公开(公告)号：JP2014057362A
公开(公告)日：2014-03-27
申请号：JP2013241787
申请日：2013-11-22
申请人： Toshiba Corp , 株式会社東芝
发明人： ADACHI TOMOKO , SAKA KOICHIRO , TANDAI TOMOYA , KASAMI HIDEO
IPC分类号： H04W48/16 , H04W84/10
摘要： PROBLEM TO BE SOLVED: To achieve a proximity radio communication method in consideration of a radio communication method based on the conventional carrier sense.SOLUTION: A radio communication device supports at least a second radio communication method between a first radio communication method, in which a decision on a radio medium to be busy when a reception level is minimum reception sensitivity of a physical method or higher, and the second radio communication method. The radio communication device includes a first processor 70, a second processor 40 and a third processor 10. When the second radio communication method is used, the first processor 70 sets a value lower than the maximum transmission power of the first radio communication method to be the maximum transmission power of the second radio communication method, and sets a value higher than the minimum reception sensitivity of the physical method to be a carrier sense level. The second processor 40 performs carrier sense using the carrier sense level. The third processor 10 controls transmission/reception of signals through the second processor 40.
摘要翻译：要解决的问题：考虑到基于传统载波侦听的无线电通信方法来实现邻近无线电通信方法。解决方案：无线电通信装置在第一无线电通信方法之间支持至少第二无线电通信方法，其中，当接收电平是物理方法的最小接收灵敏度以上时，无线电介质忙时的判定和第二无线通信方法。无线电通信装置包括第一处理器70，第二处理器40和第三处理器10.当使用第二无线电通信方法时，第一处理器70将比第一无线电通信方法的最大发送功率低的值设置为第二无线电通信方法的最大发送功率，并且将比物理方法的最小接收灵敏度高的值设置为载波感测电平。第二处理器40使用载波侦听电平进行载波侦听。第三处理器10控制通过第二处理器40的信号的发送/接收。

2. 发明专利

JP2012160895A Wireless communication device 有权
标题翻译：无线通信设备
公开(公告)号：JP2012160895A
公开(公告)日：2012-08-23
申请号：JP2011019059
申请日：2011-01-31
申请人： Toshiba Corp , 株式会社東芝
发明人： ADACHI TOMOKO , SAKA KOICHIRO , TANDAI TOMOYA , KASAMI HIDEO
IPC分类号： H04W74/08 , H04B1/40 , H04W84/12 , H04W88/06
CPC分类号： H04W52/34 , H04W16/14 , H04W52/54 , H04W72/048 , H04W72/082 , H04W74/0808 , H04W84/12 , H04W88/06
摘要： PROBLEM TO BE SOLVED: To implement a proximity wireless communication system, considering a conventional wireless communication system based on carrier sense.SOLUTION: According to an embodiment, a wireless communication device supports at least a second wireless communication system between a first wireless communication system requiring that a wireless medium is determined to be busy when a reception level is equal to or higher than the minimum reception sensitivity of a physical system, and the second wireless communication system. The wireless communication device includes a first processing part 70, a second processing part 40, and a third processing part 10. The first processing part 70 sets a value lower than the maximum transmission power of the first wireless communication system to the maximum transmission power of the second wireless communication system, and sets a value higher than the minimum reception sensitivity of the physical system to a carrier sense level, when the second wireless communication system is used. The second processing part 40 performs carrier sense by using the carrier sense level. The third processing part 10 controls transmission/reception of a signal through the second processing part 40.
摘要翻译：要解决的问题：考虑到基于载波检测的常规无线通信系统，实现接近无线通信系统。解决方案：根据一个实施例，无线通信设备在第一无线通信系统之间至少支持第二无线通信系统，当第一无线通信系统的接收电平等于或高于最小值时，要求无线介质被确定为忙物理系统的接收灵敏度和第二无线通信系统。无线通信装置包括第一处理部70，第二处理部40和第三处理部10.第一处理部70将比第一无线通信系统的最大发送功率低的值设定为最大发送功率第二无线通信系统，并且当使用第二无线通信系统时，将比物理系统的最小接收灵敏度高的值设置为载波侦听电平。第二处理部40通过使用载波侦听级别来进行载波侦听。第三处理部分10控制通过第二处理部分40的信号的发送/接收。版权所有：（C）2012，JPO＆INPIT

3. 发明专利

JP2010028228A Wireless communication system, base station, and control station 审中-公开
标题翻译：无线通信系统，基站和控制站
公开(公告)号：JP2010028228A
公开(公告)日：2010-02-04
申请号：JP2008184088
申请日：2008-07-15
申请人： Toshiba Corp , 株式会社東芝
发明人： INOUE KAORU , SAKA KOICHIRO
IPC分类号： H04W56/00 , H04W4/06 , H04W92/12
摘要： PROBLEM TO BE SOLVED: To perform multicast data transmission by SFN while utilizing a common physical channel among a plurality of base stations in such a system as the next generation PHS.
SOLUTION: A control section controls a plurality of base stations communicating through a plurality of physical channels mapped to the slots in a frame by using a frame including a plurality of slots as a basic unit and includes a means for designating a first reference station selected from the plurality of base stations to inform the frame number through the physical channel of a frame having that frame number, a means for designating the other base station to detect the informed frame number and to set a frame number in synchronism therewith, and a means for specifying a common frame number and a common physical channel of the base station whose frame number is detected and the first reference station, and designating multicast data transmission through the common physical channel in one or more frames specified by considering the frame of the common frame number as an origin.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：在诸如下一代PHS的系统中，在多个基站之间利用公共物理信道来执行SFN的多播数据传输。解决方案：控制部分通过使用包括多个时隙的帧作为基本单元来控制通过映射到帧中的时隙的多个物理信道进行通信的多个基站，并且包括用于指定第一参考的装置从所述多个基站中选择的通过所述帧号的帧的物理信道通知所述帧号的装置，指示所述另一基站检测所述通知帧号并与其同步地设定帧号的装置，以及用于指定检测到帧号的基站和第一参考站的公共帧号和公共物理信道的装置，并且通过考虑所述第一参考站的帧来指定通过公共物理信道的一个或多个帧中指定多播数据传输共同帧号作为原点。版权所有（C）2010，JPO＆INPIT

4. 发明专利

JP2008244654A Wireless communication system, base station device, and terminal device 审中-公开
标题翻译：无线通信系统，基站设备和终端设备
公开(公告)号：JP2008244654A
公开(公告)日：2008-10-09
申请号：JP2007079971
申请日：2007-03-26
申请人： Toshiba Corp , 株式会社東芝
发明人： INOUE KAORU , SAKA KOICHIRO , KOBAYASHI TAKAHIRO
IPC分类号： H04W16/02 , H04W48/12 , H04W68/02
CPC分类号： H04W48/12 , H04W48/08 , H04W68/02 , H04W72/0406 , H04W74/0833 , H04W88/08
摘要： PROBLEM TO BE SOLVED: To provide a wireless communication system, a base station device and a terminal device capable of giving a time slot assignment configuration for increasing the transmission capacity of a control information channel and performing efficient communication control to the configuration. SOLUTION: In the wireless communication system, one or more common time slots are assigned for every area containing a plurality of base station devices so that they may be different between adjacent areas. The system comprises a first transmission means for transmitting area common information common to all base station devices in an area using one or more time slots in the common time slots, a carrier sensing means for performing carrier sensing by time slots other than the common time slots, a selecting means for selecting a time slot judged as idle by carrier sensing, and a second transmission means for transmitting intermittently a control signal unique to a base station device in an idle time slot at a cycle of K time slots (K: positive integer). COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种无线通信系统，基站装置和终端装置，其能够提供用于增加控制信息信道的传输容量并对该配置进行有效的通信控制的时隙分配配置。解决方案：在无线通信系统中，对于包含多个基站设备的每个区域分配一个或多个通用时隙，使得它们在相邻区域之间可以不同。该系统包括：第一发送装置，用于在公共时隙中使用一个或多个时隙的区域中发送所有基站装置共同的区域公用信息;载波检测装置，用于通过除了公共时隙之外的时隙，用于选择通过载波感测判断为空闲的时隙的选择装置，以及用于以K个时隙（K：正整数）的周期在空闲时隙中间歇地发送基站设备唯一的控制信号的第二发送装置）。版权所有（C）2009，JPO＆INPIT

5. 发明专利

JP2008160774A Communication apparatus and its method 有权
标题翻译：通信设备及其方法
公开(公告)号：JP2008160774A
公开(公告)日：2008-07-10
申请号：JP2006350403
申请日：2006-12-26
申请人： Toshiba Corp , 株式会社東芝
发明人： SAKA KOICHIRO
IPC分类号： H04J11/00 , H04B7/08 , H04B7/10 , H04B7/26
CPC分类号： H04L25/0206 , H04L25/0212 , H04L25/023 , H04L27/2647
摘要： PROBLEM TO BE SOLVED: To provide an OFDM transmission beam forming method corresponding to pilot arrangement or GI in such a way that a receiver can rightly estimate a delay profile.
SOLUTION: A communication apparatus comprises: a plurality of reception weight calculating means each for calculating a reception weight to multiply each sub-carrier to which a reception signal is assigned, for each of a plurality of antennas using each communication path estimation value; a plurality of reception weight profile calculating means each for converting each reception weight into data on a time axis to calculate a time profile of the reception weight; a plurality of transmission weight profile calculating means each for generating a time profile of a transmission weight by segmenting a partial phase from the time profile of each reception weight; and a plurality of transmission weight calculating means each for calculating the transmission weight to multiply each sub-carrier to which a transmission signal is assigned, for each of the plurality of antennas by converting the time profile of the transmission weight into data on a frequency axis.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供对应于导频装置或GI的OFDM传输波束形成方法，使得接收机可以正确地估计延迟分布。解决方案：一种通信装置，包括：多个接收权重计算装置，每个接收权重计算装置用于使用每个通信路径估计值来计算多个天线中的每个天线的接收权重以乘以分配了接收信号的每个子载波 ; 多个接收权重分布计算装置，用于将每个接收权重转换为时间轴上的数据，以计算接收权重的时间轮廓; 多个发送权重分布计算装置，用于通过从每个接收权重的时间分布中分割部分相位来生成发送权重的时间曲线; 以及多个发送权重计算装置，用于通过将发送权重的时间轮廓转换为频率轴上的数据来计算通过将多个天线中的每一个分配给发送信号的每个子载波乘以的发送权重。版权所有（C）2008，JPO＆INPIT

6. 发明专利

JP2010219695A Transmitter and receiver 有权
标题翻译：发射机和接收机
公开(公告)号：JP2010219695A
公开(公告)日：2010-09-30
申请号：JP2009061988
申请日：2009-03-13
申请人： Toshiba Corp , 株式会社東芝
发明人： SAKATA REN , FURUKAWA TSUYOSHI , INOUE KAORU , SAKA KOICHIRO , DEGUCHI NORITAKA , KOBAYASHI TAKAHIRO
IPC分类号： H04W28/06 , H04W72/04
CPC分类号： H04W28/065
摘要： PROBLEM TO BE SOLVED: To reduce the loads of blind detection by reducing variation in data length of control information. SOLUTION: The transmitter is provided with: a generating means 1104 for generating first control information according to a first information format; a dividing means 1110 for dividing the first control information to acquire two or more pieces of divided control information according to a divided information format which divides the first information format and is provided with a pointer region; an adding means 1110 for adding a pointer indicating a wireless communication resource used in transmission of one piece of the other divided control information to the pointer region of the divided control information; and a transmitting means 1109 for transmitting the divided control information with the pointer added thereto. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：通过减少控制信息的数据长度的变化来减少盲检测的负载。解决方案：发射机设置有：生成装置1104，用于根据第一信息格式生成第一控制信息; 分割装置1110，用于根据分割的信息格式划分第一控制信息以获取两条或更多条划分的控制信息，该分割信息格式分割第一信息格式并提供指针区域; 一个附加装置1110，用于将指示用于一条另外分割的控制信息的一条中使用的无线通信资源的指针加到划分的控制信息的指针区域; 以及发送装置1109，用于发送分配的控制信息与添加到其中的指针。版权所有（C）2010，JPO＆INPIT

7. 发明专利

JP2009060170A Transmitter and receiver 有权
标题翻译：发射机和接收机
公开(公告)号：JP2009060170A
公开(公告)日：2009-03-19
申请号：JP2007223149
申请日：2007-08-29
申请人： Toshiba Corp , 株式会社東芝
发明人： SAKA KOICHIRO
IPC分类号： H04J1/00 , H04J11/00
CPC分类号： H04L5/0007 , H04L5/0048 , H04L27/2613
摘要： PROBLEM TO BE SOLVED: To minimize an increase in peak power of a transmission signal in multiple transmission of a plurality of data arrays. SOLUTION: A transmitter includes a first modulating section modulating a first bit array to generate a plurality of first modulation symbols, a signal point selecting section selecting a signal point set according to a value of the first modulation symbol per the first modulation symbol from a plurality of signal point sets so related that they are rotated on the original point on an IQ plane, a second modulating section modulating a bit corresponding to the first modulation symbol using the signal point set selected by the signal point selecting section to generate a plurality of second modulation symbols from a second bit array and a transmission block generating section performing adding and subtracting processes on the corresponding first and second modulation symbols to generate a transmission block including a plurality of transmission blocks having symbols of the number two times that of the first modulation symbols. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为了最小化多个数据阵列的多次发送中的发送信号的峰值功率的增加。解决方案：发射机包括调制第一比特阵列以产生多个第一调制符号的第一调制部分，信号点选择部分，根据第一调制符号的第一调制符号的值选择信号点集从多个相关的信号点集合，使得它们在IQ平面上的原始点上旋转;第二调制部分，使用由信号点选择部分选择的信号点调制与第一调制符号相对应的比特，以生成来自第二位阵列的多个第二调制符号和传输块产生部分对相应的第一和第二调制符号执行加法和减法处理，以产生包括多个传输块的传输块，所述传输块的数量是第一调制符号。版权所有（C）2009，JPO＆INPIT

8. 发明专利

JP2008228345A Transmitter and receiver 审中-公开
标题翻译：发射机和接收机
公开(公告)号：JP2008228345A
公开(公告)日：2008-09-25
申请号：JP2008135729
申请日：2008-05-23
申请人： Toshiba Corp , 株式会社東芝
发明人： SAKA KOICHIRO
IPC分类号： H04L1/00 , H03M13/23 , H04J11/00
摘要： PROBLEM TO BE SOLVED: To substantially expand cyclic prefix length, without having to change the data block size or the total size of a cyclic prefix and a data block.
SOLUTION: A transmitter has: a puncture section for thinning out a data bit from a plurality of data bits to obtain a data bit train; a block generation section for generating a plurality of data blocks by a data symbol train, where the data bit train is modulated; and an addition section for adding the copy of h data symbols, at the end of the data block to the tip of the data block as the cyclic prefix. K (k is an integer of not less than 1) data symbols prior to the h data symbols at the end of the first data block are the copies of k data symbols at the end of the second data block prior to the first one. At the puncture section, the larger the number of data symbols to be copied is, the larger the number of data bits to be thinned out becomes.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了基本上扩展循环前缀长度，而不必改变循环前缀和数据块的数据块大小或总大小。解决方案：发射机具有：用于从多个数据比特稀疏数据比特的穿孔部分，以获得数据比特串; 块生成部，用于通过数据符号串生成数据比特串被调制的多个数据块; 以及附加部分，用于在数据块的末尾将数据符号的副本作为循环前缀添加到数据块的末尾。在第一数据块的结尾处的h个数据符号之前的K（k是不小于1的整数）数据符号是在第一数据块之前的第二数据块的末尾的k个数据符号的副本。在穿孔部分，要复制的数据符号数越多，要稀疏的数据位数越大。版权所有（C）2008，JPO＆INPIT

9. 发明专利

JP2008228201A Radio communication method, radio transmission apparatus and radio receiving apparatus 有权
标题翻译：无线电通信方法，无线电传输装置和无线电接收装置
公开(公告)号：JP2008228201A
公开(公告)日：2008-09-25
申请号：JP2007067172
申请日：2007-03-15
申请人： Toshiba Corp , 株式会社東芝
发明人： SAKATA REN , AKITA KOJI , SAKA KOICHIRO , DEGUCHI NORITAKA
IPC分类号： H04B7/02 , H04B7/12 , H04B7/26 , H04J11/00
CPC分类号： H04B7/12 , H04L1/04 , H04L1/06 , Y02D70/442
摘要： PROBLEM TO BE SOLVED: To realize effective diversity under a little amount of processing and low power consumption. SOLUTION: A radio transmission apparatus includes: a transmitter configured to generate a first transmit RF signal and a second transmit RF signal from a common data signal to be transmitted, each of the first and second transmit RF signals having a power spectrum in symmetric shape on the frequency axis, and to output the first and second transmit RF signals at a different time; and a transmission antenna 307 for transmitting the first transmit RF signal and the second transmit RF signal. COPYRIGHT: (C)2008,JPO&INPIT

10. 发明专利

JP2008172443A Wireless communication system, base station, and wireless communication method 审中-公开
标题翻译：无线通信系统，基站和无线通信方法
公开(公告)号：JP2008172443A
公开(公告)日：2008-07-24
申请号：JP2007002735
申请日：2007-01-10
申请人： Toshiba Corp , 株式会社東芝
发明人： SAKA KOICHIRO
IPC分类号： H04W16/02 , H04W24/08 , H04W48/12 , H04W72/04 , H04W92/20
CPC分类号： H04W48/16 , H04L5/0007 , H04L5/003 , H04L5/0053 , H04L5/0062 , H04L5/0066 , H04W48/12
摘要： PROBLEM TO BE SOLVED: To provide an autonomous distributed wireless communication system capable of reducing an influence of interference from neighboring base stations. SOLUTION: The wireless communication system includes: a control channel search means 90 which measures reception power levels of a plurality of control channels and searches for a control channel of the lowest reception power level to determine a control channel to be used; a format designation means 140 which designates a desired channel format out of a plurality of channel formats in accordance with the determined control channel to be used; and base station communication means 170, 110, 120, 50, 40, and 20 which use the designated channel formats to communicate with a base station. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供能够减少来自相邻基站的干扰影响的自主分布式无线通信系统。解决方案：无线通信系统包括：控制信道搜索装置90，其测量多个控制信道的接收功率电平，并搜索最低接收功率电平的控制信道，以确定要使用的控制信道; 格式指定装置140，根据所确定的要使用的控制信道，从多个信道格式中指定期望的信道格式; 以及使用指定信道格式与基站通信的基站通信装置170,110,120,50,40和20。版权所有（C）2008，JPO＆INPIT

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