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公开(公告)号：US08891556B2
公开(公告)日：2014-11-18
申请号：US13697147
申请日：2010-08-04
IPC分类号： H04W4/00
CPC分类号： H04L27/2636 , H04L27/2613
摘要： An apparatus and method for generating a signal for transmission in a single-carrier communication system are disclosed. The apparatus comprises a reference signal inserter, which multiplexes data symbols with reference signal symbols in time domain to form a plurality of symbol blocks as the signal for transmission, wherein the plurality of symbol blocks include symbol blocks of a first type and symbol blocks of a second type, wherein each of the symbol blocks of the first type includes only data symbols, and wherein each of the symbol blocks of the second type includes both data symbols and reference signal symbols.
摘要翻译： 公开了一种用于在单载波通信系统中生成用于传输的信号的装置和方法。 该装置包括参考信号插入器，其在时域中将数据符号与参考信号符号多路复用以形成多个符号块作为用于传输的信号，其中多个符号块包括第一类型的符号块和 第二类型，其中第一类型的每个符号块仅包括数据符号，并且其中第二类型的每个符号块都包括数据符号和参考信号符号。
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2.发明授权Method and apparatus for obtaining channel state information required for beamforming 有权用于获得波束形成所需的信道状态信息的方法和装置公开(公告)号：US08879655B2
公开(公告)日：2014-11-04
申请号：US13216676
申请日：2011-08-24
CPC分类号： H04B7/0617 , H04B7/0626 , H04B7/0654 , H04B17/373
摘要： The present invention provides a method for obtaining channel state information required for beamforming, comprising: estimating current channel state information according to a received signal; predicting future channel state information which is expected to be used by a transmitter in the next beamforming based on the current channel state information and historical channel state information; reading previous channel state information used by the transmitter in the current beamforming; determining feedback information based on the future channel state information and the previous channel state information; and sending the feedback information to the transmitter. The present invention further provides a method for performing beamforming, comprising: receiving feedback information from a receiver; reading previous channel state information used in the last beamforming; reconstructing channel state information based on the feedback information and the previous channel state information; and performing beamforming according to the reconstructed channel state information.
摘要翻译： 本发明提供了一种用于获得波束成形所需的信道状态信息的方法，包括：根据接收信号估计当前信道状态信息; 基于当前信道状态信息和历史信道状态信息预测下一波束成形中的发射机预期使用的未来信道状态信息; 读取当前波束形成中发射机使用的先前信道状态信息; 基于未来信道状态信息和先前信道状态信息确定反馈信息; 并将反馈信息发送到发射机。 本发明还提供了一种用于执行波束成形的方法，包括：从接收机接收反馈信息; 读取最后波束成形中使用的先前信道状态信息; 基于反馈信息和先前的信道状态信息重建信道状态信息; 以及根据重构的信道状态信息执行波束形成。
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3.发明申请WIRELESS COMMUNICATION SYSTEM AND BEAMFORMING TRAINING METHOD FOR WIRELESS COMMUNICATION SYSTEM 有权无线通信系统和无线通信系统的波束形成训练方法公开(公告)号：US20130083865A1
公开(公告)日：2013-04-04
申请号：US13704179
申请日：2011-06-14
IPC分类号： H04B7/04
CPC分类号： H04B7/0408 , H04B7/0426 , H04B7/0452 , H04B7/0613 , H04B7/0617 , H04B7/0619 , H04B7/0851
摘要： The invention provides a wireless communication system and a beamforming training method for a wireless communication system. A wireless communication system comprising: a plurality of transmitting stations each including a transmit antenna array, the plurality of transmitting stations transmitting training sequences via the respective transmit antenna arrays in the same period of time; and a plurality of receiving stations corresponding to the plurality of transmitting stations respectively and each including a receive antenna array, each of the plurality of receiving stations receiving the respective training sequences transmitted by the plurality of transmitting stations via the respective receive antenna array and acquiring channel information regarding channel conditions of the respective links between the receiving station and the respective ones of the plurality of transmitting stations, the channel information being used to determine at least one of optimized transmit antenna weight vectors of the transmit antenna arrays of the plurality of transmitting stations and optimized receive antenna weight vectors of the receive antenna arrays of the plurality of receiving stations.
摘要翻译： 本发明提供了一种用于无线通信系统的无线通信系统和波束成形训练方法。 一种无线通信系统，包括：多个发送站，每个发送站各自包括发射天线阵列，所述多个发射站在相同的时间段内经由各个发射天线阵列发送训练序列; 以及分别对应于所述多个发送站的多个接收站，并且每个所述接收站各自包括接收天线阵列，所述多个接收站中的每一个接收由所述多个发送站经由所述相应的接收天线阵列发送的各个训练序列，并且获取信道 关于接收站和多个发射站中的相应链路之间的各个链路的信道状况的信息，所述信道信息用于确定多个发射站的发射天线阵列的优化的发射天线权重向量中的至少一个 以及多个接收站的接收天线阵列的优化的接收天线权重向量。
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公开(公告)号：US20130058361A1
公开(公告)日：2013-03-07
申请号：US13697147
申请日：2010-08-04
CPC分类号： H04L27/2636 , H04L27/2613
摘要： An apparatus and method for generating a signal for transmission in a single-carrier communication system are disclosed. The apparatus comprises a reference signal inserter, which multiplexes data symbols with reference signal symbols in time domain to form a plurality of symbol blocks as the signal for transmission, wherein the plurality of symbol blocks include symbol blocks of a first type and symbol blocks of a second type, wherein each of the symbol blocks of the first type includes only data symbols, and wherein each of the symbol blocks of the second type includes both data symbols and reference signal symbols.
摘要翻译： 公开了一种用于在单载波通信系统中生成用于传输的信号的装置和方法。 该装置包括参考信号插入器，其在时域中将数据符号与参考信号符号多路复用以形成多个符号块作为用于传输的信号，其中多个符号块包括第一类型的符号块和第一类型的符号块 第二类型，其中第一类型的每个符号块仅包括数据符号，并且其中第二类型的每个符号块都包括数据符号和参考信号符号。
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5.发明授权Wireless communication system and beamforming training method for wireless communication system 有权无线通信系统和无线通信系统的波束成形训练方法公开(公告)号：US09191079B2
公开(公告)日：2015-11-17
申请号：US13704179
申请日：2011-06-14
CPC分类号： H04B7/0408 , H04B7/0426 , H04B7/0452 , H04B7/0613 , H04B7/0617 , H04B7/0619 , H04B7/0851
摘要： The invention provides a wireless communication system and a beamforming training method for a wireless communication system. A wireless communication system comprising: a plurality of transmitting stations each including a transmit antenna array, the plurality of transmitting stations transmitting training sequences via the respective transmit antenna arrays in the same period of time; and a plurality of receiving stations corresponding to the plurality of transmitting stations respectively and each including a receive antenna array, each of the plurality of receiving stations receiving the respective training sequences transmitted by the plurality of transmitting stations via the respective receive antenna array and acquiring channel information regarding channel conditions of the respective links between the receiving station and the respective ones of the plurality of transmitting stations, the channel information being used to determine at least one of optimized transmit antenna weight vectors of the transmit antenna arrays of the plurality of transmitting stations and optimized receive antenna weight vectors of the receive antenna arrays of the plurality of receiving stations.
摘要翻译： 本发明提供了一种用于无线通信系统的无线通信系统和波束成形训练方法。 一种无线通信系统，包括：多个发送站，每个发送站各自包括发射天线阵列，所述多个发射站在相同的时间段内经由各个发射天线阵列发送训练序列; 以及分别对应于所述多个发送站的多个接收站，并且每个所述接收站各自包括接收天线阵列，所述多个接收站中的每一个接收由所述多个发送站经由所述相应的接收天线阵列发送的各个训练序列，并且获取信道 关于接收站和多个发射站中的相应链路之间的各个链路的信道状况的信息，所述信道信息用于确定多个发射站中的发射天线阵列的优化的发射天线权重向量中的至少一个 以及多个接收站的接收天线阵列的优化的接收天线权重向量。
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6.发明申请METHOD AND APPARATUS FOR OBTAINING CHANNEL STATE INFORMATION REQUIRED FOR BEAMFORMING 有权用于获取波束形成所需信道状态信息的方法和装置公开(公告)号：US20120082198A1
公开(公告)日：2012-04-05
申请号：US13216676
申请日：2011-08-24
IPC分类号： H04B17/00
CPC分类号： H04B7/0617 , H04B7/0626 , H04B7/0654 , H04B17/373
摘要： The present invention provides a method for obtaining channel state information required for beamforming, comprising: estimating current channel state information according to a received signal; predicting future channel state information which is expected to be used by a transmitter in the next beamforming based on the current channel state information and historical channel state information; reading previous channel state information used by the transmitter in the current beamforming; determining feedback information based on the future channel state information and the previous channel state information; and sending the feedback information to the transmitter. The present invention further provides a method for performing beamforming, comprising: receiving feedback information from a receiver; reading previous channel state information used in the last beamforming; reconstructing channel state information based on the feedback information and the previous channel state information; and performing beamforming according to the reconstructed channel state information.
摘要翻译： 本发明提供了一种用于获得波束成形所需的信道状态信息的方法，包括：根据接收信号估计当前信道状态信息; 基于当前信道状态信息和历史信道状态信息预测下一波束成形中的发射机预期使用的未来信道状态信息; 读取当前波束形成中发射机使用的先前信道状态信息; 基于未来信道状态信息和先前信道状态信息确定反馈信息; 并将反馈信息发送到发射机。 本发明还提供了一种用于执行波束成形的方法，包括：从接收机接收反馈信息; 读取最后波束成形中使用的先前信道状态信息; 基于反馈信息和先前的信道状态信息重建信道状态信息; 以及根据重构的信道状态信息执行波束形成。
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公开(公告)号：US09661412B2
公开(公告)日：2017-05-23
申请号：US14126314
申请日：2011-06-20
申请人： Qifeng Yan , Ming Lei , Zhichang Wang , Jyri Salomaa , Zhen Liu , Koray Ozcan
发明人： Qifeng Yan , Ming Lei , Zhichang Wang , Jyri Salomaa , Zhen Liu , Koray Ozcan
CPC分类号： H04R1/2861 , H04R1/30 , H04R1/345
摘要： An apparatus comprising: a first substantially horn shaped structure configured to couple and amplify sound from a first speaker of a further apparatus; and a second substantially horn shaped structure configured to couple and amplify sound from a second speaker of the further apparatus, wherein the first and second substantially horn shaped structure each comprise a mouth portion with a physical separation dimension greater than a physical separation dimension of the first and second speaker acoustic outlet of the further apparatus.
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公开(公告)号：US09521677B2
公开(公告)日：2016-12-13
申请号：US14345134
申请日：2012-03-29
CPC分类号： H04W72/048 , H04W28/26 , H04W72/082 , H04W84/005
摘要： Provided are methods and corresponding apparatuses for allocation of resource blocks. A method for allocation of resource blocks comprises receiving, from a base station, information regarding a measurement location at which at least one identified resource block has been measured; and using, based upon a current location of a mobile relay node and the measurement location, the at least one identified resource block for communication between the mobile relay node and at least one user equipment connected therewith, wherein the at least one identified resource block is not used for communication between the base station and at least one user equipment connected therewith at the measurement location and a measurement of the at least one identified resource block is below a predetermined threshold. With the claimed inventions, interference in the high speed railway communication could be ameliorated and the spectrum efficiency would be improved.
摘要翻译： 提供了用于分配资源块的方法和相应的装置。 一种用于分配资源块的方法包括从基站接收关于已经测量了至少一个所识别的资源块的测量位置的信息; 以及基于移动中继节点的当前位置和所述测量位置，使用所述至少一个识别的资源块来进行所述移动中继节点与至少一个与之相连的用户设备之间的通信，其中所述至少一个识别的资源块是 不用于在测量位置处的基站与与其连接的至少一个用户设备之间的通信，并且至少一个识别的资源块的测量低于预定阈值。 通过所要求的发明，可以改善高速铁路通信的干扰，提高频谱效率。
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9.发明授权Method and apparatus for dynamically adjusting uplink-downlink configuration 有权动态调整上行链路 - 下行链路配置的方法和装置公开(公告)号：US09392606B2
公开(公告)日：2016-07-12
申请号：US14345107
申请日：2012-03-30
申请人： Dalin Zhu , Zhennian Sun , Su Yi , Gang Wang , Ming Lei
发明人： Dalin Zhu , Zhennian Sun , Su Yi , Gang Wang , Ming Lei
CPC分类号： H04W72/0486 , H04L5/14 , H04W72/0446
摘要： Embodiments of the disclosure provide a method and apparatus for dynamically adjusting UL-DL configuration. In the method according to embodiments of the present invention, downlink traffic load and uplink traffic load for transmission between a BS and a UE in a TDD system may be obtained, a UL-DL traffic load relation may be determined based on the downlink traffic load and the uplink traffic load and a UL-DL configuration may be selected based on the UL-DL traffic load relation.
摘要翻译： 本公开的实施例提供了用于动态调整UL-DL配置的方法和装置。 在根据本发明的实施例的方法中，可以获得用于TDD系统中的BS与UE之间的传输的下行业务负载和上行流量负载，可以基于下行业务负载来确定UL-DL业务负载关系 并且可以基于UL-DL业务负载关系来选择上行链路业务负载和UL-DL配置。
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10.发明授权Method and apparatus for determining transmission power of a secondary transmitter in a hierarchical spectrum sharing system 有权用于确定分层频谱共享系统中的次发射机的发射功率的方法和装置公开(公告)号：US09313746B2
公开(公告)日：2016-04-12
申请号：US13995845
申请日：2011-09-16
申请人： Chaofeng Li , Lei Jiang , Ming Lei
发明人： Chaofeng Li , Lei Jiang , Ming Lei
CPC分类号： H04W52/241 , H04W52/226 , H04W52/244 , H04W52/34
摘要： The present invention provides a method and apparatus for determining a transmission power of a secondary transmitter in a hierarchical spectrum sharing system. The method can comprise steps of obtaining channel quality information on a primary link from at least one primary receiver within a transmission range of the secondary transmitter; and determining the transmission power for the secondary transmitter based on the channel quality information, wherein the transmission power is matched with the channel quality indicated by the channel quality information. According to the embodiments of the present invention, a power control scheme is applied to the secondary transmitter based on the channel quality information on the primary link. In such a way, the secondary transmitter' throughput can be improved with controllable rate loss to the primary receiver and accordingly the spectrum efficiency for the whole system can be further upgraded.
摘要翻译： 本发明提供一种用于确定分层频谱共享系统中的次发射机的发射功率的方法和装置。 该方法可以包括以下步骤：从次发射机的传输范围内的至少一个主接收机获得主链路上的信道质量信息; 以及基于所述信道质量信息确定所述辅助发射机的发射功率，其中所述发射功率与由所述信道质量信息指示的信道质量匹配。 根据本发明的实施例，基于主链路上的信道质量信息，将次级发射机应用功率控制方案。 以这种方式，可以通过对主接收机的可控的速率损失来提高次级发射机的吞吐量，因此可以进一步升级整个系统的频谱效率。
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