专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

71. 发明授权

US09219576B2 Short packet for use in beamforming 有权
标题翻译：用于波束成形的短包
公开(公告)号：US09219576B2
公开(公告)日：2015-12-22
申请号：US12876758
申请日：2010-09-07
申请人： Hongyuan Zhang , Yong Liu , Hui-Ling Lou
发明人： Hongyuan Zhang , Yong Liu , Hui-Ling Lou
IPC分类号： H04L1/00 , H04L25/03 , H04B7/02 , H04J11/00 , H04W16/28 , H04B7/06
CPC分类号： H04L1/0083 , H04B7/022 , H04B7/0617 , H04B7/0619 , H04J11/0053 , H04L25/03343 , H04L2025/03426 , H04L2025/03783 , H04L2025/03815 , H04W16/28
摘要： A method for generating a beamforming training (BFT) unit includes generating a physical layer (PHY) preamble of the BFT unit and generating a first encoding block and a second encoding block using PHY data and MAC data, including at least one of i) using a number of padding bits in a PHY layer of the BFT unit such that the BFT unit consists of the PHY preamble, the first encoding block, and the second encoding block, and ii) generating a MAC protocol data unit (MPDU) having a length such that the BFT unit consists of the PHY preamble, the first encoding block, and the second encoding block.
摘要翻译：一种用于生成波束形成训练（BFT）单元的方法包括：生成BFT单元的物理层（PHY）前导码并使用PHY数据和MAC数据生成第一编码块和第二编码块，包括以下各项中的至少一个：i）使用 BFT单元的PHY层中的多个填充比特，使得BFT单元由PHY前导码，第一编码块和第二编码块组成，以及ii）生成具有长度的MAC协议数据单元（MPDU）使得BFT单元由PHY前导码，第一编码块和第二编码块组成。

72. 发明授权

US08184052B1 Digital beamforming scheme for phased-array antennas 有权
标题翻译：用于相控阵天线的数字波束成形方案
公开(公告)号：US08184052B1
公开(公告)日：2012-05-22
申请号：US12562782
申请日：2009-09-18
申请人： Songping Wu , Manyuan Shen , Quan Zhou , Hongyuan Zhang , Hui-Ling Lou
发明人： Songping Wu , Manyuan Shen , Quan Zhou , Hongyuan Zhang , Hui-Ling Lou
IPC分类号： H01Q3/00 , H01Q3/26
CPC分类号： H04B7/0617 , H01Q3/2605 , H01Q3/40 , H04B7/0417 , H04B7/0634 , H04B7/088
摘要： A method for beamforming in a communication system includes receiving a plurality of signals via a plurality of antennas, where the plurality of signals corresponds to at least one known training signal, generating a respective one of a plurality of different antenna weight vectors to be applied to the plurality of antennas as each of the plurality of signals is received, where each of the plurality of antenna weight vectors is a respective base vector of a unitary matrix, and generating a receiver antenna weight vector based on at least the received plurality of signals, the plurality of different antenna weight vectors, and the at least one known training signal.
摘要翻译：一种用于通信系统中的波束成形的方法包括经由多个天线接收多个信号，其中多个信号对应于至少一个已知的训练信号，产生要应用于多个不同的天线权重向量中的相应一个接收作为多个信号中的每一个的多个天线，其中多个天线权重向量中的每一个是酉矩阵的相应基本向量，并且至少基于所接收的多个信号生成接收机天线权重向量，所述多个不同的天线权重向量和所述至少一个已知的训练信号。

73. 发明授权

US08446317B1 Beamforming scheme for phased-array antennas 有权
标题翻译：相控阵天线的波束成形方案
公开(公告)号：US08446317B1
公开(公告)日：2013-05-21
申请号：US13474691
申请日：2012-05-17
申请人： Songping Wu , Manyuan Shen , Quan Zhou , Hongyuan Zhang , Hui-Ling Lou
发明人： Songping Wu , Manyuan Shen , Quan Zhou , Hongyuan Zhang , Hui-Ling Lou
IPC分类号： H01Q3/00 , H01Q3/26
CPC分类号： H04B7/0617 , H01Q3/2605 , H01Q3/40 , H04B7/0417 , H04B7/0634 , H04B7/088
摘要： In a method for beamforming in communication a system, a plurality of different antenna weight vectors are generated. Each of the plurality of antenna weight vectors is a respective base vector of a unitary matrix. At least one training signal is transmitted a plurality of times via a plurality of antennas. A respective antenna weight vector from the plurality of different antenna weight vectors is applied each time the at least one training signal is transmitted. Feedback signals are received, where the feedback signals correspond to the at least one training signal transmitted the plurality of times and received at a receiver. A transmitter antenna weight vector is generated based on a mathematical combination of at least (i) the at least one training signal and (ii) the feedback signals.
摘要翻译：在通信系统中波束成形的方法中，生成多个不同的天线权重向量。多个天线加权矢量中的每一个是酉矩阵的各自的基矢量。至少一个训练信号通过多个天线被多次发送。每次发送至少一个训练信号时，应用来自多个不同天线权重向量的各自的天线权重向量。接收反馈信号，其中反馈信号对应于多次发射并在接收机处接收的至少一个训练信号。基于至少（i）至少一个训练信号和（ii）反馈信号的数学组合来生成发射机天线权重向量。

74. 发明申请

US20100157955A1 Efficient Formats of Beacon, Announcement, and Beamforming Training Frames 有权
标题翻译：灯塔，公告和波束形成训练框架的高效格式
公开(公告)号：US20100157955A1
公开(公告)日：2010-06-24
申请号：US12624101
申请日：2009-11-23
申请人： Yong Liu , Hongyuan Zhang , Raja Banerjea , Harish Ramamurthy , Hui-Ling Lou
发明人： Yong Liu , Hongyuan Zhang , Raja Banerjea , Harish Ramamurthy , Hui-Ling Lou
IPC分类号： H04W72/04 , H04L12/26
CPC分类号： H04W72/0446 , H04B7/0617 , H04B7/0695 , H04W48/12 , H04W74/002
摘要： A method includes generating a first data unit to be transmitted during a first time period to one or several stations assumed to be beamformed, including determining a time interval that separates the first time period from a second time period, such that a second data unit is transmitted during the second time period to one or several stations assumed to be beamformed, and generating a parameter indicative of the time interval, such that the first data unit includes the parameter.
摘要翻译：一种方法包括：生成要在第一时间周期期间被发送到被假定为波束形成的一个或多个站的第一数据单元，包括确定将第一时间段与第二时间段分离的时间间隔，使得第二数据单元为在第二时间段期间被传送到被假定为波束成形的一个或多个站，以及生成指示时间间隔的参数，使得第一数据单元包括该参数。

75. 发明授权

US09590832B1 Sub-carrier adaptation in multi-carrier communication systems 有权
标题翻译：多载波通信系统中的子载波适配
公开(公告)号：US09590832B1
公开(公告)日：2017-03-07
申请号：US12552966
申请日：2009-09-02
申请人： Hongyuan Zhang , Hui-Ling Lou , Songping Wu
发明人： Hongyuan Zhang , Hui-Ling Lou , Songping Wu
IPC分类号： H04K1/10 , H04L27/28 , H04L27/26 , H04L5/00
CPC分类号： H04L27/34 , H04L5/0007 , H04L5/0046 , H04L5/006 , H04L25/0204 , H04L25/0262 , H04L27/2647 , H04L27/2657
摘要： Methods an apparatus for performing sub-carrier adaptation in multi-carrier communication systems. In one embodiment, a method includes receiving, via a reverse communication channel, a first data unit via multiple subcarriers. The method further includes determining an estimate of a forward communication channel based on the received first data unit. The method further includes determining different bit rates for the multiple subcarriers based on the estimate of the forward channel. The method further includes transmitting a second data unit via the multiple subcarriers, where bits in the second data unit are allocated across the multiple subcarriers based on the determined bit rates for the multiple subcarriers.
摘要翻译：方法一种用于在多载波通信系统中执行子载波适配的装置。在一个实施例中，一种方法包括经由反向通信信道经由多个子载波接收第一数据单元。该方法还包括基于所接收的第一数据单元来确定前向通信信道的估计。该方法还包括基于前向信道的估计来确定多个子载波的不同比特率。该方法还包括经由多个子载波发送第二数据单元，其中基于多个子载波的所确定的比特率，第二数据单元中的比特在多个子载波上被分配。

76. 发明授权

US08891592B1 Control physical layer (PHY) data unit 有权
标题翻译：控制物理层（PHY）数据单元
公开(公告)号：US08891592B1
公开(公告)日：2014-11-18
申请号：US12901287
申请日：2010-10-08
申请人： Hongyuan Zhang , Hui-Ling Lou
发明人： Hongyuan Zhang , Hui-Ling Lou
IPC分类号： H04B1/00
CPC分类号： H04L7/0091 , H04B1/7073 , H04B7/0617 , H04L5/0007 , H04L25/0226 , H04W56/00
摘要： In a wireless communication system where communication devices exchange information utilizing physical layer (PHY) data units that conform to a first format, where the first format includes a short training field (STF) that includes exactly N repetitions of a spreading sequence, a method for generating a PHY data unit that conforms to a second format, where the second format has a longer STF than the first format, includes generating an STF of the PHY data unit that includes M instances of the spreading sequence, where M is greater than N, and generating a channel estimation field (CEF).
摘要翻译：在通信设备利用符合第一格式的物理层（PHY）数据单元交换信息的无线通信系统中，其中第一格式包括精确地N个重复扩频序列的短训练场（STF），其中生成符合第二格式的PHY数据单元，其中所述第二格式具有比所述第一格式更长的STF，包括生成包括所述扩展序列的M个实例的PHY数据单元的STF，其中M大于N，并产生信道估计字段（CEF）。

77. 发明授权

US08830917B1 Short preamble in a physical layer data unit 有权
标题翻译：物理层数据单元中的短前导码
公开(公告)号：US08830917B1
公开(公告)日：2014-09-09
申请号：US12699702
申请日：2010-02-03
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： H04W4/00
摘要： In a wireless communication system where communication devices utilize physical layer (PHY) data units that conform to a first format to communicate information associated with a layer of a protocol stack above a media access channel (MAC) layer, where the first format is associated with a first number of symbols in a preamble, a method for generating a PHY data unit that conforms to a second format includes generating a preamble of the PHY data unit, where the preamble includes a second number of symbols, wherein the second number is smaller than the first number; and generating another portion of the PHY data unit.
摘要翻译：在无线通信系统中，其中通信设备利用符合第一格式的物理层（PHY）数据单元来传送与介质访问信道（MAC）层之上的协议栈层相关联的信息，其中第一格式与前导码中的第一数量的符号，用于生成符合第二格式的PHY数据单元的方法包括生成PHY数据单元的前导码，其中前导码包括第二数量的符号，其中第二数目小于第一个数字; 以及生成PHY数据单元的另一部分。

78. 发明授权

US08665949B1 Methods and apparatus for transmission of data at different modulation and/or coding rates 有权
标题翻译：用于以不同调制和/或编码速率传输数据的方法和装置
公开(公告)号：US08665949B1
公开(公告)日：2014-03-04
申请号：US12878830
申请日：2010-09-09
申请人： Hongyuan Zhang , Hui-Ling Lou , Yong Liu , Raja Banerjea
发明人： Hongyuan Zhang , Hui-Ling Lou , Yong Liu , Raja Banerjea
IPC分类号： H04B1/66 , H04J3/04 , H03D1/00
CPC分类号： H04L27/2604 , H04L1/0041 , H04L1/0625 , H04L25/03866 , H04L27/2627
摘要： In a method for generating a physical layer (PHY) data unit for transmission via a communication channel, first data and second data that correspond to a unit of audio, video, and/or image information is received. The first data and the second data are encoded and modulated so that a resulting data rate of the first data is less than a resulting data rate of the second data. The first data and the second data are parsed to a plurality of spatial streams, and a single PHY data unit that includes the plurality of spatial streams is generated.
摘要翻译：在用于生成经由通信信道传输的物理层（PHY）数据单元的方法中，接收对应于音频，视频和/或图像信息的单元的第一数据和第二数据。对第一数据和第二数据进行编码和调制，使得第一数据的结果数据速率小于第二数据的结果数据速率。第一数据和第二数据被解析为多个空间流，并且生成包括多个空间流的单个PHY数据单元。

79. 发明申请

US20110069688A1 Short Packet for Use in Beamforming 有权
标题翻译：用于波束成形的短包
公开(公告)号：US20110069688A1
公开(公告)日：2011-03-24
申请号：US12876758
申请日：2010-09-07
申请人： Hongyuan Zhang , Yong Liu , Hui-Ling Lou
发明人： Hongyuan Zhang , Yong Liu , Hui-Ling Lou
IPC分类号： H04W84/02
CPC分类号： H04L1/0083 , H04B7/022 , H04B7/0617 , H04B7/0619 , H04J11/0053 , H04L25/03343 , H04L2025/03426 , H04L2025/03783 , H04L2025/03815 , H04W16/28
摘要： A method for generating a beamforming training (BFT) unit includes generating a physical layer (PHY) preamble of the BFT unit and generating a first encoding block and a second encoding block using PHY data and MAC data, including at least one of i) using a number of padding bits in a PHY layer of the BFT unit such that the BFT unit consists of the PHY preamble, the first encoding block, and the second encoding block, and ii) generating a MAC protocol data unit (MPDU) having a length such that the BFT unit consists of the PHY preamble, the first encoding block, and the second encoding block.
摘要翻译：一种用于生成波束形成训练（BFT）单元的方法包括：生成BFT单元的物理层（PHY）前导码并使用PHY数据和MAC数据生成第一编码块和第二编码块，包括以下各项中的至少一个：i）使用 BFT单元的PHY层中的多个填充比特，使得BFT单元由PHY前导码，第一编码块和第二编码块组成，以及ii）生成具有长度的MAC协议数据单元（MPDU）使得BFT单元由PHY前导码，第一编码块和第二编码块组成。

80. 发明申请

US20100215027A1 Techniques for Flexible and Efficient Beamforming 有权
标题翻译：柔性高效波束形成技术
公开(公告)号：US20100215027A1
公开(公告)日：2010-08-26
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。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式