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71. 发明申请

US20100056062A1 Beamforming by Sector Sweeping 有权
标题翻译：按行业扫描波束成形
公开(公告)号：US20100056062A1
公开(公告)日：2010-03-04
申请号：US12548393
申请日：2009-08-26
申请人： Hongyuan Zhang , Manyuan Shen , Songping Wu , Hui-Lang Lou , Yong Liu
发明人： Hongyuan Zhang , Manyuan Shen , Songping Wu , Hui-Lang Lou , Yong Liu
IPC分类号： H04B7/24
CPC分类号： H04B1/04 , H04B7/0617 , H04B7/063 , H04B7/0632 , H04B7/0684 , H04B7/0695 , H04B7/0848 , H04B7/086 , H04B7/088
摘要： A method for beamforming in a communication system includes receiving a first plurality of training data units via a plurality of antennas, applying a different steering vector as each training data unit is received, generating a first plurality of quality indicators based on the first plurality of received training data units, such that each of the first plurality of quality indicators corresponds to a respective one of the first plurality of received training data units, and selecting a steering vector based on the different steering vectors and the first plurality of quality indicators.
摘要翻译：一种用于在通信系统中的波束成形的方法包括经由多个天线接收第一多个训练数据单元，在接收到每个训练数据单元时应用不同的导向向量，基于所接收的第一多个接收到的第一多个接收到的训练数据单元生成第一多个质量指示符训练数据单元，使得所述第一多个质量指示符中的每一个对应于所述第一多个接收到的训练数据单元中的相应一个，并且基于所述不同的导向向量和所述第一多个质量指示符来选择导向向量。

72. 发明授权

US09531498B2 Link adaptation in a communication network 有权
标题翻译：在通信网络中进行链路适配
公开(公告)号：US09531498B2
公开(公告)日：2016-12-27
申请号：US13215730
申请日：2011-08-23
申请人： Hongyuan Zhang , Yong Liu , Raja Banerjea
发明人： Hongyuan Zhang , Yong Liu , Raja Banerjea
IPC分类号： H04J3/16 , H04L1/00
CPC分类号： H04L1/0001
摘要： In a method for link adaptation in a network, a link quality metric corresponding to a wireless communications link between a first communication device and a second communication device is determined. A communication frame having a header is generated. The header includes i) a first subfield of a control field to specify a modulation and coding scheme for use via the wireless communications link, and ii) a second subfield of the control field that includes the link quality metric. The communication frame is transmitted.
摘要翻译：在网络中的链路自适应的方法中，确定与第一通信设备和第二通信设备之间的无线通信链路相对应的链路质量度量。产生具有报头的通信帧。标题包括i）控制字段的第一子字段，用于指定经由无线通信链路使用的调制和编码方案，以及ii）包括链路质量度量的控制字段的第二子字段。传送通信帧。

73. 发明授权

US09031049B2 Signal field design for WLAN 有权
标题翻译： WLAN的信号场设计
公开(公告)号：US09031049B2
公开(公告)日：2015-05-12
申请号：US13587667
申请日：2012-08-16
申请人： Hongyuan Zhang , Raja Banerjea , Yong Liu , Sudhir Srinivasa
发明人： Hongyuan Zhang , Raja Banerjea , Yong Liu , Sudhir Srinivasa
IPC分类号： H04L29/02 , H04W84/12 , H04W28/18 , H04L29/06 , H04L29/08
CPC分类号： H04W28/18 , H04L69/22 , H04L69/323 , H04W84/12
摘要： A method of generating packets for transmission in a wireless communication system. The method comprises generating a data packet and generating a null data packet. Generating the data packet includes generating a data packet signal (SIG) field including a first data packet SIG subfield indicating a first physical layer (PHY) parameter to a receiving device. Generating the data packet also includes generating a data field. Furthermore, generating the null data packet includes generating a null data packet SIG field. The null data packet SIG field includes a first null data packet SIG subfield indicating a second PHY parameter to a receiving device. The data packet SIG field excludes any SIG subfield indicating the second PHY parameter to a receiving device, and (ii) the null data packet SIG field excludes any SIG subfield indicating the first PHY parameter to a receiving device.
摘要翻译：一种在无线通信系统中生成用于传输的分组的方法。该方法包括生成数据分组并生成空数据分组。生成数据分组包括生成包括指示接收设备的第一物理层（PHY）参数的第一数据分组SIG子字段的数据分组信号（SIG）字段。生成数据包还包括生成数据字段。此外，生成空数据分组包括生成空数据分组SIG字段。空数据分组SIG字段包括向接收设备指示第二PHY参数的第一空数据分组SIG子字段。数据分组SIG字段将指示第二PHY参数的任何SIG子字段排除到接收设备，并且（ii）空数据分组SIG字段将指示第一PHY参数的任何SIG子字段排除到接收设备。

74. 发明授权

US08982803B1 Systems and methods for link adaption in wireless communication systems 有权
标题翻译：无线通信系统中链路自适应的系统和方法
公开(公告)号：US08982803B1
公开(公告)日：2015-03-17
申请号：US12940413
申请日：2010-11-05
申请人： Hongyuan Zhang , Yong Liu , Hui-Ling Lou
发明人： Hongyuan Zhang , Yong Liu , Hui-Ling Lou
IPC分类号： H04W4/00
CPC分类号： H04L1/0003 , H04B7/0619 , H04L1/0009 , H04L1/0026 , H04L1/0031 , H04L25/0204 , H04L25/0224 , H04W24/02 , H04W52/262
摘要： A first wireless device includes a transmitter and a receiver. The transmitter is configured to transmit a request for parameters to a second wireless device via a communication channel, wherein the parameters include at least one of (i) an estimated quality of the communication channel and (ii) a modulation and coding scheme (MCS) for transmission via the communication channel. The transmitter is further configured to, based on at least one of the parameters, select a MCS for transmission to the second wireless device via the communication channel. The receiver is configured to receive a response from the second wireless device via the communication channel, wherein the response includes the parameters.
摘要翻译：第一无线设备包括发射机和接收机。所述发射机被配置为经由通信信道向第二无线设备发送参数请求，其中所述参数包括以下中的至少一个：（i）所述通信信道的估计质量和（ii）调制和编码方案（MCS）用于经由通信信道的传输。发射机还被配置为基于至少一个参数，经由通信信道选择用于传输到第二无线设备的MCS。接收机被配置为经由通信信道从第二无线设备接收响应，其中响应包括参数。

75. 发明授权

US08706039B2 Beamforming by sector sweeping 有权
标题翻译：按行业划分波动
公开(公告)号：US08706039B2
公开(公告)日：2014-04-22
申请号：US12548393
申请日：2009-08-26
申请人： Hongyuan Zhang , Manyuan Shen , Songping Wu , Hui-Ling Lou , Yong Liu
发明人： Hongyuan Zhang , Manyuan Shen , Songping Wu , Hui-Ling Lou , Yong Liu
IPC分类号： H04B1/00
CPC分类号： H04B1/04 , H04B7/0617 , H04B7/063 , H04B7/0632 , H04B7/0684 , H04B7/0695 , H04B7/0848 , H04B7/086 , H04B7/088
摘要： A method for beamforming in a communication system includes receiving a first plurality of training data units via a plurality of antennas, applying a different steering vector as each training data unit is received, generating a first plurality of quality indicators based on the first plurality of received training data units, such that each of the first plurality of quality indicators corresponds to a respective one of the first plurality of received training data units, and selecting a steering vector based on the different steering vectors and the first plurality of quality indicators.
摘要翻译：一种用于在通信系统中的波束成形的方法包括经由多个天线接收第一多个训练数据单元，在接收到每个训练数据单元时应用不同的导向向量，基于所接收的第一多个接收到的第一多个接收到的训练数据单元生成第一多个质量指示符训练数据单元，使得所述第一多个质量指示符中的每一个对应于所述第一多个接收到的训练数据单元中的相应一个，并且基于所述不同的导向向量和所述第一多个质量指示符来选择导向向量。

76. 发明授权

US08509130B2 Techniques for flexible and efficient beamforming 有权
标题翻译：灵活高效波束成形技术
公开(公告)号：US08509130B2
公开(公告)日：2013-08-13
申请号：US12709115
申请日：2010-02-19
申请人： Yong Liu , Hongyuan Zhang , Hui-Ling Lou , Raja Banerjea
发明人： Yong Liu , Hongyuan Zhang , Hui-Ling Lou , Raja Banerjea
IPC分类号： H04W4/00
CPC分类号： H04B7/0408 , H04B7/0695 , H04B7/088
摘要： A method includes generating a first data unit to be transmitted during a first time period, including generating a field that specifies a first number of beamforming training data units that can be communicated during a first training session; processing a second data unit received during a second time period, including determining whether the first training session was accepted based on a first field of the second data unit, and determining a second number of beamforming training data units that can be communicated during a second training session based on a second field of the second data unit; and if the first training session was accepted, causing the specified first number of beamforming training data units to be communicated during the first training session.
摘要翻译：一种方法包括生成在第一时间段期间要发送的第一数据单元，包括生成指定在第一训练会话期间可以传送的波束形成训练数据单元的第一数量的字段; 处理在第二时间段期间接收的第二数据单元，包括基于所述第二数据单元的第一场确定所述第一训练会话是否被接受，以及确定可以在第二训练期间传送的波束成形训练数据单元的第二数量会话基于第二数据单元的第二字段; 并且如果第一训练会话被接受，则在第一训练期间导致指定的第一数量的波束形成训练数据单元被通信。

77. 发明申请

US20130003683A1 Sounding and Steering Protocols for Wireless Communications 有权
标题翻译：无线通信的探测和指导协议
公开(公告)号：US20130003683A1
公开(公告)日：2013-01-03
申请号：US13610654
申请日：2012-09-11
申请人： Hongyuan Zhang , Hui-Ling Lou , Rohit U. Nabar , Yong Liu
发明人： Hongyuan Zhang , Hui-Ling Lou , Rohit U. Nabar , Yong Liu
IPC分类号： H04W72/04
CPC分类号： H04B7/0456 , H04B7/0413 , H04B7/0617 , H04B7/0619 , H04B7/0626 , H04B7/0634 , H04B7/0697 , H04L5/0048
摘要： Systems, apparatuses, and techniques relating to wireless local area network devices are described. A described technique includes transmitting a sounding packet to a wireless communication device(s) to determine characteristics of spatial wireless channels, the sounding packet being based on a spatial mapping matrix; receiving a feedback packet(s) from the device(s), the feedback packet(s) being indicative of one or more feedback matrices, the one or more feedback matrices being derived from wireless channel estimations that are based on received versions of the sounding packet; generating spatially steered data packets based on multiple data streams and one or more steering matrices, which are based on the spatial mapping matrix and the one or more feedback matrices; and transmitting a frame that includes the spatially steered data packets to the device(s). The spatially steered data packets can concurrently provide the streams respectively within the frame to the device(s) via different spatial wireless channels.
摘要翻译：描述与无线局域网设备相关的系统，设备和技术。所描述的技术包括向无线通信设备发送探测分组以确定空间无线信道的特性，所述探测分组基于空间映射矩阵; 从所述设备接收反馈分组，所述反馈分组指示一个或多个反馈矩阵，所述一个或多个反馈矩阵从基于所述发声的所接收的版本的无线信道估计导出包; 基于多个数据流和基于所述空间映射矩阵和所述一个或多个反馈矩阵的一个或多个导向矩阵来生成空间转向数据分组; 以及将包括所述空间转向数据分组的帧发送到所述设备。空间转向的数据分组可以通过不同的空间无线信道在帧内分别同时提供流到设备的流。

78. 发明授权

US08335167B1 Refining beamforming techniques for phased-array antennas 有权
标题翻译：相控阵天线的精细波束成形技术
公开(公告)号：US08335167B1
公开(公告)日：2012-12-18
申请号：US12698810
申请日：2010-02-02
申请人： Hongyuan Zhang , Hui-Ling Lou , Yong Liu , Songping Wu
发明人： Hongyuan Zhang , Hui-Ling Lou , Yong Liu , Songping Wu
IPC分类号： H04B7/00
CPC分类号： H04B7/0617 , H04B7/0626 , H04B7/0634
摘要： Refining beamforming techniques for use in a communication system. In one embodiment, a method for beamforming in a communication system includes generating multiple training signals to be transmitted via multiple antennas over a communication channel, including applying a different antenna weight vector (AWV) to each of the multiple training signals. The method further includes receiving feedback generated using the multiple training signals, where the feedback includes a transmitter AWV for use with the multiple antennas and/or channel state information (CSI) descriptive of the communication channel.
摘要翻译：用于通信系统的优化波束成形技术。在一个实施例中，在通信系统中用于波束成形的方法包括：生成将通过通信信道经由多个天线发送的多个训练信号，包括对多个训练信号中的每一个应用不同的天线权重向量（AWV）。该方法还包括接收使用多个训练信号产生的反馈，其中反馈包括用于与多个天线一起使用的发射机AWV和/或描述通信信道的信道状态信息（CSI）。

79. 发明申请

US20120314869A1 PHYSICAL LAYER FRAME FORMAT FOR LONG RANGE WLAN 有权
标题翻译：长距离WLAN的物理层框架格式
公开(公告)号：US20120314869A1
公开(公告)日：2012-12-13
申请号：US13491527
申请日：2012-06-07
申请人： Hongyuan Zhang , Yong Liu , Raja Banerjea
发明人： Hongyuan Zhang , Yong Liu , Raja Banerjea
IPC分类号： H04W84/02 , H04K1/04
CPC分类号： H04W28/065 , H04W28/06 , H04W56/004 , H04W84/12
摘要： A preamble portion of a physical layer (PHY) data unit is generated for transmission via a long range communication protocol. A service field is generated with a length of eight or less bits. A data portion of the PHY data unit is generated to include the service field having the length of eight bits or less.
摘要翻译：生成物理层（PHY）数据单元的前同步码部分用于通过远程通信协议进行传输。生成长度为8位或更少位的服务字段。生成PHY数据单元的数据部分以包括长度为8位或更小的服务字段。

80. 发明申请

US20120082045A1 DETERMINING A COMMUNICATION CHANNEL FROM A PLURALITY OF POSSIBLE CHANNEL BANDWIDTHS 有权
标题翻译：从多个可能的通道带宽确定通信通道
公开(公告)号：US20120082045A1
公开(公告)日：2012-04-05
申请号：US13246469
申请日：2011-09-27
申请人： Yong Liu , Hongyuan Zhang , Raja Banerjea
发明人： Yong Liu , Hongyuan Zhang , Raja Banerjea
IPC分类号： H04W16/02 , H04W24/00
CPC分类号： H04L5/001 , H04L5/00 , H04L5/0007 , H04L25/0204 , H04L25/0206 , H04L25/0224 , H04L27/2601 , H04W72/00 , H04W88/08
摘要： In a method of determining a set of communication channels for a first basic service set from at least i) a first set of channels and ii) a second set of channels, wherein each of at least some of the channels in the second set of channels partially overlaps, in frequency, at least one of the channels in the first set of channels, whether the second set of channels is being utilized by a second basic service set is determined. That the set of communication channels for the first basic service set includes either i) the first set of channels or ii) the second set of channels is determined based at least on a determination of whether the second set of channels is being utilized by the second basic service set.
摘要翻译：在从至少i）第一组信道确定用于第一基本业务集合的一组通信信道的方法中，以及ii）第二组信道，其中第二组信道中的至少一些信道中的每一个在频率上部分重叠第一组信道中的信道中的至少一个，确定第二组信道是否由第二基本业务集合利用。第一基本服务集合的一组通信信道包括i）第一组信道或ii）至少基于第二组信道是否被第二个信道利用来确定第二组信道基本服务集

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