公开(公告)号：US08842614B2

公开(公告)日：2014-09-23

申请号：US12758709

申请日：2010-04-12

申请人： Yong Liu ,  Raja Banerjea ,  Hongyuan Zhang ,  Harish Ramamurthy

发明人： Yong Liu ,  Raja Banerjea ,  Hongyuan Zhang ,  Harish Ramamurthy

IPC分类号： H04W4/00 ,  H04W72/04 ,  H04L5/00

CPC分类号： H04W72/0406 ,  H04L5/0023 ,  H04L5/0053 ,  H04L5/0094 ,  H04W72/046

摘要： The present disclosure includes systems and techniques relating to wireless local area network devices. Systems and techniques include determining wireless resource allocations in a time domain, a spatial wireless channel domain, and a frequency domain to coordinate communications with wireless communication devices, generating a control frame that directs wireless communications based on at least a portion of the wireless resource allocations, and transmitting the control frame to the wireless communication devices. Determining wireless resource allocations can include determining frequency allocations in the time domain.

摘要翻译： 本公开包括与无线局域网设备有关的系统和技术。 系统和技术包括确定时域中的无线资源分配，空间无线信道域和频域以协调与无线通信设备的通信，生成基于无线资源分配的至少一部分来指导无线通信的控制帧 ，并且将控制帧发送到无线通信设备。 确定无线资源分配可以包括确定时域中的频率分配。

公开(公告)号：US08400968B2

公开(公告)日：2013-03-19

申请号：US12964584

申请日：2010-12-09

申请人： Yong Liu ,  Harish Ramamurthy ,  Ken Kinwah Ho ,  Raja Banerjea ,  Hongyuan Zhang

发明人： Yong Liu ,  Harish Ramamurthy ,  Ken Kinwah Ho ,  Raja Banerjea ,  Hongyuan Zhang

IPC分类号： H04W4/00 ,  H04L12/66 ,  H04J3/22 ,  H04J3/00

CPC分类号： H04W28/06 ,  H04L1/06 ,  H04L1/1614 ,  H04L1/1685 ,  H04L5/001 ,  H04L5/0023 ,  H04L5/0032 ,  H04L5/0037 ,  H04L5/0064 ,  H04L5/0094 ,  H04L69/324 ,  H04W72/042 ,  H04W84/12

摘要： Systems and techniques relating to wireless communications are described. A described technique includes obtaining data for a transmission to a wireless communication device(s), including one or more medium access control (MAC) data units that encapsulate data in a physical (PHY) frame, determining a length of a MAC layer pad based on a number of symbols associated with the PHY frame, including, in response to the length of the MAC layer pad being greater than zero, the MAC layer pad in the PHY frame after the one or more MAC data units, determining a length of a PHY layer pad based on remaining available bits in the PHY frame, including, in response to the length of the PHY layer pad being greater than zero, the PHY layer pad in the frame after the MAC layer pad, and transmitting the PHY frame to the wireless communication device(s).

摘要翻译： 描述与无线通信相关的系统和技术。 所描述的技术包括获得用于向无线通信设备的传输的数据，所述数据包括在物理（PHY）帧中封装数据的一个或多个介质访问控制（MAC）数据单元，基于MAC层的长度来确定 在与所述PHY帧相关联的多个符号上，包括响应于所述MAC层焊盘的长度大于零的MAC层焊盘，在所述一个或多个MAC数据单元之后的所述PHY帧中确定所述MAC层的长度 基于PHY帧中的剩余可用位的PHY层焊盘，包括响应于PHY层焊盘的长度大于零的PHY层焊盘在PHY层焊盘之后的帧中的PHY层焊盘，并将PHY帧发送到 无线通信设备。

公开(公告)号：US08395997B2

公开(公告)日：2013-03-12

申请号：US12945805

申请日：2010-11-12

申请人： Raja Banerjea ,  Yong Liu ,  Hongyuan Zhang ,  Harish Ramamurthy ,  Sudhir Srinivasa

发明人： Raja Banerjea ,  Yong Liu ,  Hongyuan Zhang ,  Harish Ramamurthy ,  Sudhir Srinivasa

IPC分类号： G01R31/08

CPC分类号： H04W74/08 ,  H04L1/1614 ,  H04L1/1685 ,  H04W24/00 ,  H04W72/04 ,  H04W72/12 ,  H04W74/002 ,  H04W74/0816 ,  H04W84/12

摘要： Systems and techniques relating to wireless communications are described. A described technique includes monitoring wireless communication channels, including a first channel and a second channel, to produce a monitoring output, determining a first transmission period for the first channel, determining a second transmission period for the second channel, transmitting, based on the first transmission period, a first packet on the first channel to cause one or more wireless communication devices to set a transmission protection period for the first channel and the second channel based on a reception of the first packet, transmitting, based on the second transmission period, a second packet on the second channel, and monitoring, after the end of the first transmission period, for one or more acknowledgements. An end of the second transmission period can be aligned with an end of the first transmission period.

摘要翻译： 描述与无线通信相关的系统和技术。 所描述的技术包括监视包括第一信道和第二信道的无线通信信道，以产生监视输出，确定第一信道的第一传输周期，确定第二信道的第二传输周期，基于第一信道 传输周期，第一信道上的第一分组，用于使一个或多个无线通信设备基于第一分组的接收来设置第一信道和第二信道的传输保护周期，基于第二传输周期， 在第二信道上的第二分组，并且在第一传输周期结束之后监视一个或多个确认。 第二传输周期的结束可以与第一传输周期的结束对齐。

公开(公告)号：US20110305288A1

公开(公告)日：2011-12-15

申请号：US13152040

申请日：2011-06-02

申请人： Yong Liu ,  Harish Ramamurthy ,  Raja Banerjea

发明人： Yong Liu ,  Harish Ramamurthy ,  Raja Banerjea

IPC分类号： H04L27/28 ,  H04L27/00

CPC分类号： H04L45/70 ,  H04L5/0007 ,  H04L5/001 ,  H04L5/0037 ,  H04L5/0098 ,  H04L25/0208 ,  H04L25/0224 ,  H04L43/0888 ,  H04L47/10 ,  H04L47/14 ,  H04L47/24 ,  H04L47/50 ,  H04W24/02 ,  H04W72/042 ,  H04W74/0816 ,  H04W84/12

摘要： In a method implemented in a communication device an available bandwidth for transmitting one or more data frames is determined, wherein the available bandwidth corresponds to a first composite communication channel comprising a plurality of communication channels. A control frame to indicate a request to transmit via the first composite communication channel is generated, wherein the control frame includes a header, and wherein a portion of the header includes information indicating the bandwidth of the first composite channel. The control frame is transmitted via the first composite communication channel, wherein at least the portion of the header is duplicated in a plurality of bandwidth portions of the first composite communication channel.

摘要翻译： 在通信设备中实现的方法中，确定用于发送一个或多个数据帧的可用带宽，其中可用带宽对应于包括多个通信信道的第一复合通信信道。 生成用于指示经由第一复合通信信道发送的请求的控制帧，其中控制帧包括报头，并且其中报头的一部分包括指示第一复合信道的带宽的信息。 经由第一复合通信信道发送控制帧，其中报头的至少部分被复制在第一复合通信信道的多个带宽部分中。

公开(公告)号：US08737405B2

公开(公告)日：2014-05-27

申请号：US13152040

申请日：2011-06-02

申请人： Yong Liu ,  Harish Ramamurthy ,  Raja Banerjea

发明人： Yong Liu ,  Harish Ramamurthy ,  Raja Banerjea

IPC分类号： H04L12/28

CPC分类号： H04L45/70 ,  H04L5/0007 ,  H04L5/001 ,  H04L5/0037 ,  H04L5/0098 ,  H04L25/0208 ,  H04L25/0224 ,  H04L43/0888 ,  H04L47/10 ,  H04L47/14 ,  H04L47/24 ,  H04L47/50 ,  H04W24/02 ,  H04W72/042 ,  H04W74/0816 ,  H04W84/12

摘要： In a method implemented in a communication device an available bandwidth for transmitting one or more data frames is determined, wherein the available bandwidth corresponds to a first composite communication channel comprising a plurality of communication channels. A control frame to indicate a request to transmit via the first composite communication channel is generated, wherein the control frame includes a header, and wherein a portion of the header includes information indicating the bandwidth of the first composite channel. The control frame is transmitted via the first composite communication channel, wherein at least the portion of the header is duplicated in a plurality of bandwidth portions of the first composite communication channel.

摘要翻译： 在通信设备中实现的方法中，确定用于发送一个或多个数据帧的可用带宽，其中可用带宽对应于包括多个通信信道的第一复合通信信道。 生成用于指示经由第一复合通信信道发送的请求的控制帧，其中控制帧包括报头，并且其中报头的一部分包括指示第一复合信道的带宽的信息。 经由第一复合通信信道发送控制帧，其中报头的至少部分被复制在第一复合通信信道的多个带宽部分中。

公开(公告)号：US08681815B1

公开(公告)日：2014-03-25

申请号：US12869503

申请日：2010-08-26

申请人： Yong Liu ,  Raja Banerjea ,  Hongyuan Zhang ,  Harish Ramamurthy

发明人： Yong Liu ,  Raja Banerjea ,  Hongyuan Zhang ,  Harish Ramamurthy

IPC分类号： H04J3/24

CPC分类号： H04W28/18 ,  H04B7/0617 ,  H04B7/0689 ,  H04L5/0044 ,  H04L47/365 ,  H04L69/166 ,  H04W28/065

摘要： An aggregated physical layer (PHY) data unit for transmission of independent data for a plurality of stations via a communication channel is generated, wherein the aggregated PHY data unit includes i) a plurality of individual PHY data units corresponding to the plurality of stations and ii) information that indicates locations of at least some of the plurality of individual PHY data units within the aggregated PHY data unit. Beamforming is controlled while the aggregated PHY data unit is being transmitted. Transmission in an omnidirectional or quasi-omnidirectional manner is performed while the information that indicates locations of at least some of the plurality of individual PHY data units is transmitting. For each of the individual PHY data units, beamforming to the corresponding station is performed while at least some of the corresponding individual PHY data unit is being transmitted.

摘要翻译： 生成用于经由通信信道传输多个站的独立数据的聚合物理层（PHY）数据单元，其中聚合PHY数据单元包括i）对应于多个站的多个单独PHY数据单元，ii ）信息，其指示所述聚合PHY数据单元中的所述多个单独PHY数据单元中的至少一些的位置。 在传输聚合的PHY数据单元的同时控制波束形成。 在指示多个单独PHY数据单元中的至少一个的位置的信息正在发送的同时执行全向或准全向的传输。 对于每个单独的PHY数据单元，在相应的单个PHY数据单元中的至少一些被发送的同时执行对相应站的波束成形。

公开(公告)号：US20110128947A1

公开(公告)日：2011-06-02

申请号：US12959079

申请日：2010-12-02

申请人： Yong Liu ,  Hongyuan Zhang ,  Raja Banerjea ,  Harish Ramamurthy ,  Sudhir Srinivasa

发明人： Yong Liu ,  Hongyuan Zhang ,  Raja Banerjea ,  Harish Ramamurthy ,  Sudhir Srinivasa

IPC分类号： H04W84/12

CPC分类号： H04L25/03343 ,  H04L25/0204 ,  H04L25/0228 ,  H04L2025/03426 ,  H04L2025/03802

摘要： A plurality of stations to provide sounding feedback in response to a training signal sequence is determined, and a communication frame is generated that includes i) an indication of a request for the plurality of stations to provide sounding feedback corresponding to the training signal sequence, and ii) information indicative of when each of the plurality of stations should transmit sounding feedback, and iii) sounding feedback parameters. The communication frame is transmitted along with the training sequence.

摘要翻译： 确定响应于训练信号序列提供探测反馈的多个站，并且生成通信帧，该通信帧包括i）对多个站提供对应于训练信号序列的探测反馈的请求的指示，以及 ii）指示多个站中的每个站应何时发送探测反馈的信息，以及iii）发声反馈参数。 通信帧与训练序列一起传输。

公开(公告)号：US08665906B1

公开(公告)日：2014-03-04

申请号：US12869491

申请日：2010-08-26

申请人： Yong Liu ,  Raja Banerjea ,  Hongyuan Zhang ,  Harish Ramamurthy

发明人： Yong Liu ,  Raja Banerjea ,  Hongyuan Zhang ,  Harish Ramamurthy

IPC分类号： H04J3/24

CPC分类号： H04W28/18 ,  H04B7/0617 ,  H04B7/0689 ,  H04L5/0044 ,  H04L47/365 ,  H04L69/166 ,  H04W28/065

摘要： A plurality of individual physical layer (PHY) data units having independent data for a plurality of stations are generated. The plurality of individual PHY data units includes a first individual PHY data unit corresponding to a first station, a second individual PHY data unit corresponding to a second station, and a third individual PHY data unit corresponding to a third station. The second individual PHY data unit includes a first midamble of an aggregated PHY data unit, and the third individual PHY data unit includes a second midamble of the aggregated PHY data unit. The aggregated PHY data unit is generated to include the plurality of individual PHY data units, wherein the first midamble includes information that indicates a location within the aggregated PHY data unit of the third individual PHY data unit.

摘要翻译： 生成具有用于多个站的独立数据的多个个体物理层（PHY）数据单元。 多个单独PHY数据单元包括对应于第一站的第一单独PHY数据单元，对应于第二站的第二单独PHY数据单元和对应于第三站的第三单独PHY数据单元。 第二单独PHY数据单元包括聚合PHY数据单元的第一中间码，并且第三单独PHY数据单元包括聚合PHY数据单元的第二中间码。 生成聚合PHY数据单元以包括多个单独的PHY数据单元，其中第一中间码包括指示第三单独PHY数据单元的聚合PHY数据单元内的位置的信息。

公开(公告)号：US08532221B2

公开(公告)日：2013-09-10

申请号：US13025081

申请日：2011-02-10

申请人： Yong Liu ,  Raja Banerjea ,  Harish Ramamurthy

发明人： Yong Liu ,  Raja Banerjea ,  Harish Ramamurthy

IPC分类号： H04L27/00

CPC分类号： H04W72/121 ,  H04L5/0023 ,  H04L5/0044 ,  H04W74/0816 ,  H04W74/0833 ,  H04W84/12

摘要： Systems and techniques relating to wireless communications are described. A described technique includes identifying devices to receive spatially steered data frames during a transmission opportunity (TXOP), the data frames being included in a multi-user frame; transmitting, during the TXOP, request to send (RTS) information to the identified devices; receiving clear to send (CTS) responses from the identified devices; determining bandwidth configurations for the identified devices based on the CTS responses; selecting a bandwidth configuration for the multi-user frame based on the bandwidth configurations to produce a selected bandwidth configuration that enables the data frames to be spatially steered and transmitted concurrently within the multi-user frame; and transmitting, during the TXOP, the multi-user frame to the identified devices in accordance with the selected bandwidth configuration. The bandwidth configuration can indicate one or more frequency bands that are available during at least a portion of the TXOP.

摘要翻译： 描述与无线通信相关的系统和技术。 所描述的技术包括识别在传输机会（TXOP）期间接收空间转向数据帧的设备，数据帧被包括在多用户帧中; 在TXOP期间发送请求向所识别的设备发送（RTS）信息; 从识别的设备接收明确的发送（CTS）响应; 基于所述CTS响应来确定所识别的设备的带宽配置; 基于所述带宽配置来选择所述多用户帧的带宽配置，以产生使得所述数据帧能够在所述多用户帧内同时进行空间转向和传输的所选带宽配置; 以及根据所选择的带宽配置在所述TXOP期间将所述多用户帧发送到所识别的设备。 带宽配置可以指示在TXOP的至少一部分期间可用的一个或多个频带。

公开(公告)号：US20110305156A1

公开(公告)日：2011-12-15

申请号：US13152044

申请日：2011-06-02

申请人： Yong Liu ,  Harish Ramamurthy ,  Raja Banerjea

发明人： Yong Liu ,  Harish Ramamurthy ,  Raja Banerjea

IPC分类号： H04L12/26

CPC分类号： H04L45/70 ,  H04L5/0007 ,  H04L5/001 ,  H04L5/0037 ,  H04L5/0098 ,  H04L25/0208 ,  H04L25/0224 ,  H04L43/0888 ,  H04L47/10 ,  H04L47/14 ,  H04L47/24 ,  H04L47/50 ,  H04W24/02 ,  H04W72/042 ,  H04W74/0816 ,  H04W84/12

摘要： In a method implemented in a first communication device, a control frame having a bandwidth is generated. The control frame is transmitted via a first composite communication channel, wherein the first composite communication channel comprises a plurality of communication channels. A bandwidth of a response frame, received from a second communication device in response to transmitting the control frame, is determined. A second composite communication channel based on the bandwidth of the response frame is determined, wherein the second composite communication channel comprises at least one communication channel from the plurality of communication channels. One or more data frames are transmitted to the second communication device via the second composite communication channel.

摘要翻译： 在第一通信设备中实现的方法中，产生具有带宽的控制帧。 经由第一复合通信信道发送控制帧，其中第一复合通信信道包括多个通信信道。 确定响应于发送控制帧从第二通信设备接收的响应帧的带宽。 确定基于响应帧的带宽的第二复合通信信道，其中第二复合通信信道包括来自多个通信信道的至少一个通信信道。 经由第二复合通信信道将一个或多个数据帧发送到第二通信设备。