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81. 发明申请

WO2015168634A1 MULTI-CLOCK PHY PREAMBLE DESIGN AND DETECTION 审中-公开
标题翻译：多时钟PHY前缀设计和检测
公开(公告)号：WO2015168634A1
公开(公告)日：2015-11-05
申请号：PCT/US2015/028914
申请日：2015-05-01
申请人： MARVELL WORLD TRADE LTD. , ZHANG, Hongyuan
发明人： ZHANG, Hongyuan
IPC分类号： H04L27/26
CPC分类号： H04L27/2666 , H04L27/2613
摘要： A first preamble portion of a physical layer (PHY) data unit is generated according to a first clock rate, wherein the first preamble portion is formatted according to a first PHY mode of a wireless communication protocol when the PHY data unit is to be transmitted according to the first PHY mode, and the first preamble portion is formatted according to a second PHY mode of the wireless communication protocol when the PHY data unit is to be transmitted according to the second PHY mode. An OFDM portion of the PHY data unit is generated, wherein the OFDM portion follows the first preamble portion, includes a second preamble portion having one or more long training fields, is clocked at the first clock rate when the PHY data unit is to be transmitted according to a first PHY mode, and is clocked at a second clock rate different than the first clock rate when the PHY data unit is to be transmitted according to a second PHY mode.
摘要翻译：根据第一时钟速率生成物理层（PHY）数据单元的第一前导部分，其中当要根据无线通信协议的第一PHY模式传输PHY数据单元时，第一前导码部分被格式化，到第一PHY模式，并且当根据第二PHY模式发送PHY数据单元时，根据无线通信协议的第二PHY模式来格式化第一前导码部分。生成PHY数据单元的OFDM部分，其中OFDM部分遵循第一前导码部分，包括具有一个或多个长训练字段的第二前同步码部分，当PHY数据单元要被发送时以第一时钟速率被计时根据第一PHY模式，并且当根据第二PHY模式发送PHY数据单元时，以与第一时钟速率不同的第二时钟速率对时钟进行计时。

82. 发明申请

WO2015105875A1 PHYSICAL LAYER FRAME FORMAT FOR WLAN 审中-公开
标题翻译： WLAN的物理层框架格式
公开(公告)号：WO2015105875A1
公开(公告)日：2015-07-16
申请号：PCT/US2015/010480
申请日：2015-01-07
申请人： MARVELL WORLD TRADE LTD. , ZHANG, Hongyuan , XU, Mingguang , SUN, Yakun
发明人： ZHANG, Hongyuan , XU, Mingguang , SUN, Yakun
IPC分类号： H04L27/26 , H04L1/00 , H04W28/06 , H04W84/12 , H04W99/00 , H04L29/06
CPC分类号： H04W84/12 , H04L1/0041 , H04L1/0072 , H04L1/0079 , H04L1/009 , H04L1/08 , H04L27/26 , H04L27/2613 , H04L69/18 , H04W28/06 , H04W99/00
摘要： In a method for generating a physical layer (PHY) data unit for transmission via a communication channel, the PHY data unit conforming to a first communication protocol, a first communication device generates a PHY preamble for the PHY data unit, including: generating a signal field, including the signal field and a duplicate of the signal field in the PHY preamble, and formatting the PHY preamble such that a first portion of the PHY preamble is decodable by a second communication device that conforms to a second communication protocol, but does not conform to the first communication protocol, to determine a duration of the PHY data unit based on the first portion of the PHY preamble. The first communication device generates the PHY data unit to include the PHY preamble and a PHY payload.
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，符合第一通信协议的PHY数据单元，第一通信设备为PHY数据单元生成PHY前导码，包括：生成信号字段，包括PHY前同步码中的信号字段和信号字段的副本，以及格式化PHY前导码，使得PHY前同步码的第一部分可由符合第二通信协议的第二通信设备解码，但不能符合第一通信协议，基于PHY前导码的第一部分来确定PHY数据单元的持续时间。第一通信设备生成PHY数据单元以包括PHY前导码和PHY有效载荷。

83. 发明申请

WO2015073543A1 METHOD AND APPARATUS FOR SYNCHRONIZING TIMING AMONG DEVICES IN A WIRELESS LOCAL AREA NETWORK (WLAN) 审中-公开
标题翻译：用于在无线局域网（WLAN）中同步设备的时序的方法和装置
公开(公告)号：WO2015073543A1
公开(公告)日：2015-05-21
申请号：PCT/US2014/065228
申请日：2014-11-12
申请人： MARVELL WORLD TRADE LTD. , CHU, Liwen , LOU, Hui-Ling , ZHANG, Hongyuan
发明人： CHU, Liwen , LOU, Hui-Ling , ZHANG, Hongyuan
IPC分类号： H04W56/00
CPC分类号： H04W56/001 , H04W40/244 , H04W56/0015 , H04W72/0446 , H04W84/12
摘要： A wireless communication device including a first media access control device and a first transceiver. The first media access control device is configured to selectively generate a first timestamp having a first length and a second timestamp having a second length. The first timestamp indicates a first synchronization time of the wireless communication device, the second timestamp indicates only a first portion of the first synchronization time, and the first synchronization time is used by a client station to synchronize timing between the wireless communication device and the client station. The first media access control device is further configured to generate a beacon including either the first timestamp or the second timestamp, and an indication of whether the beacon includes the first timestamp or the second timestamp. The first transceiver is configured to transmit the beacon from the wireless communication device to the client station.
摘要翻译：一种无线通信设备，包括第一媒体接入控制设备和第一收发机。第一媒体访问控制设备被配置为选择性地生成具有第一长度的第一时间戳和具有第二长度的第二时间戳。第一时间戳指示无线通信设备的第一同步时间，第二时间戳仅指示第一同步时间的第一部分，并且客户端使用第一同步时间来同步无线通信设备和客户端之间的定时站。第一媒体访问控制设备还被配置为生成包括第一时间戳或第二时间戳的信标，以及信标是否包括第一时间戳或第二时间戳的指示。第一收发器被配置为将信标从无线通信设备发送到客户站。

84. 发明申请

WO2015070230A1 MEDIUM ACCESS CONTROL FOR MULTI-CHANNEL OFDM IN A WIRELESS LOCAL AREA NETWORK 审中-公开
标题翻译：无线局域网中多信道OFDM的中等接入控制
公开(公告)号：WO2015070230A1
公开(公告)日：2015-05-14
申请号：PCT/US2014/065049
申请日：2014-11-11
申请人： MARVELL WORLD TRADE LTD. , CHU, Liwen , ZHANG, Hongyuan , LOU, Hui-Ling , SUN, Yakun
发明人： CHU, Liwen , ZHANG, Hongyuan , LOU, Hui-Ling , SUN, Yakun
IPC分类号： H04L5/00
CPC分类号： H04W72/005 , H04L5/0007 , H04L5/0037 , H04L5/0055 , H04W84/12
摘要： A first communication device allocates respective sub-channels of an orthogonal frequency division multiplexing (OFDM) channel to two or more second communication devices for uplink orthogonal frequency division multiple access (OFDMA) transmission from the two or more second communication devices. A first sub-channel is allocated to a first one of the second communication devices and a second sub-channel is allocated to a second one of the second communication devices. The first communication device provides, to the second communication devices, indications of the respective sub¬ channels allocated to the second communication devices. The first communication device receives an uplink OFDMA data unit that includes a first OFDM data unit transmitted from the first one of the second communication devices via the first sub¬ channel, and a second OFDM data unit transmitted from the second one of the second communication devices via the second sub-channel.
摘要翻译：第一通信设备从两个或更多个第二通信设备将正交频分复用（OFDM）信道的各个子信道分配给用于上行正交频分多址（OFDMA）传输的两个或更多个第二通信设备。第一子信道被分配给第二通信设备中的第一通信设备，并且第二子信道被分配给第二通信设备中的第二通信设备。第一通信设备向第二通信设备提供分配给第二通信设备的相应子信道的指示。第一通信设备接收上行OFDMA数据单元，其包括经由第一子信道从第一通信设备中的第一通信设备发送的第一OFDM数据单元和从第二通信设备中的第二通信设备发送的第二OFDM数据单元通过第二子通道。

85. 发明申请

WO2009051748A2 BEAMFORMING USING PREDEFINED SPATIAL MAPPING MATRICES 审中-公开
标题翻译：使用预定的空间映射矩阵进行波束形成
公开(公告)号：WO2009051748A2
公开(公告)日：2009-04-23
申请号：PCT/US2008/011805
申请日：2008-10-15
申请人： MARVELL WORLD TRADE LTD. , ZHANG, Hongyuan , NABAR, Rohit, U.
发明人： ZHANG, Hongyuan , NABAR, Rohit, U.
IPC分类号： H04L1/00
CPC分类号： H04B7/0456 , H04B7/0417 , H04B7/0617 , H04B7/0626 , H04B7/0632 , H04L1/0001
摘要： Systems and methods for transmitting packets to a receiver. In an implementation, the method includes storing, in a memory, a plurality of predefined spatial mapping matrices for use in a transmission of one or more packets to a receiver; sequentially transmitting one or more packets to the receiver, in which each of the sequential transmissions of one or more packets comprises using a different one of the plurality of predefined spatial mapping matrices stored in the memory; and selecting one of the plurality of predefined spatial mapping matrices stored in the memory for use in a subsequent transmission of one or more packets to the receiver, in which the selection of the one of the plurality of predefined spatial mapping matrices for use in the subsequent transmission is based on a quality of reception of the one or more data packets transmitted in each of the sequential transmissions.
摘要翻译：用于将数据包发送到接收器的系统和方法。在实现中，该方法包括在存储器中存储多个预定义的空间映射矩阵，用于将一个或多个分组传输到接收机; 顺序地将一个或多个分组发送到接收机，其中一个或多个分组的顺序传输中的每一个包括使用存储在存储器中的多个预定空间映射矩阵中的不同的一个; 以及选择存储在所述存储器中的所述多个预定义的空间映射矩阵中的一个，用于将一个或多个分组的后续传输用于所述接收机，其中所述多个预定空间映射矩阵中的所述一个的选择用于随后的传输基于在每个顺序传输中发送的一个或多个数据分组的接收质量。

86. 发明申请

WO2009012448A2 WIRELESS NETWORK WITH SIMULTANEOUS UPLINK TRANSMISSION OF INDEPENDENT DATA FROM MULTIPLE CLIENT STATIONS 审中-公开
标题翻译：无线网络同时通过上行传输多客户站的独立数据
公开(公告)号：WO2009012448A2
公开(公告)日：2009-01-22
申请号：PCT/US2008/070469
申请日：2008-07-18
申请人： MARVELL WORLD TRADE LTD. , NABAR, Rohit U. , ZHANG, Hongyuan , LOU, Hui-ling
发明人： NABAR, Rohit U. , ZHANG, Hongyuan , LOU, Hui-ling
CPC分类号： H04L5/0055 , H04B7/2618 , H04L5/0005 , H04W52/04 , H04W72/042 , H04W72/0446 , H04W88/08
摘要： A wireless network comprises R client stations that respectively generate simultaneous uplink transmission (SUT) data, where R is an integer greater than one. An access point (AP) receives SUT data from each of the R client stations during an SUT period.
摘要翻译：无线网络包括分别产生同时上行链路传输（SUT）数据的R个客户站，其中R是大于1的整数。接入点（AP）在SUT期间接收来自每个R客户端站的SUT数据。

87. 发明申请

WO2019147319A1 ERROR RECOVERY IN NULL DATA PACKET (NDP) RANGING 审中-公开
公开(公告)号：WO2019147319A1
公开(公告)日：2019-08-01
申请号：PCT/US2018/058931
申请日：2018-11-02
申请人： MARVELL WORLD TRADE LTD. , CHU, Liwen , LOU, Hui-ling , ZHANG, Hongyuan
发明人： CHU, Liwen , LOU, Hui-ling , ZHANG, Hongyuan
IPC分类号： G01S5/14 , G01S5/00 , G01S5/12 , G01S3/46
摘要： A first communication device transmits a first physical layer protocol data units (PPDU) that includes a first null data packet announcement (NDPA) frame as part of a first ranging measurement exchange. The first communication device transmits a first null data packet (NDP) as part of the first ranging measurement exchange, and records a transmit time of the first NDP. The first communication device determines whether a second NDP was received correctly from a second communication device as part of the first ranging measurement exchange. In response to determining that the second NDP was not received correctly, the first communication device commences a second ranging measurement exchange, including transmitting a second PPDU that includes a second NDPA frame as part of the second ranging measurement exchange.

88. 发明申请

WO2017223228A1 METHOD AND APPARATUS FOR MU RESOURCE REQUEST 审中-公开
标题翻译：用于MU资源请求的方法和设备
公开(公告)号：WO2017223228A1
公开(公告)日：2017-12-28
申请号：PCT/US2017/038589
申请日：2017-06-21
申请人： MARVELL WORLD TRADE LTD. , CHU, Liwen , WANG, Lei , JIANG, Jinjing , ZHANG, Hongyuan , LOU, Hui-Ling
发明人： CHU, Liwen , WANG, Lei , JIANG, Jinjing , ZHANG, Hongyuan , LOU, Hui-Ling
IPC分类号： H04W72/04 , H04W72/10
摘要： Aspects of the disclosure provide an apparatus for wireless communication. The apparatus includes a transceiver and a processing circuit. The transceiver is configured to transmit and receive wireless signals. The processing circuit is configured to configure a field within a data unit for buffer information report, determine a first scale factor for scaling a first value indicative of buffered traffic of a first category, and a second scale factor for scaling a second value indicative of buffered traffic of a category, configure the field to include the first scale factor with the first value and the second scale factor with the second value, and provide the data unit to the transceiver for transmitting to another apparatus that allocates resources for transmission between the two apparatuses.
摘要翻译：本公开的各方面提供了一种用于无线通信的装置。该装置包括收发器和处理电路。收发器配置为发送和接收无线信号。处理电路被配置为配置数据单元内的字段用于缓冲区信息报告，确定用于缩放指示第一类别的缓冲业务的第一值的第一缩放因子以及用于缩放指示缓冲的第二值的第二缩放因子将类别配置为包括具有第一值的第一比例因子和具有第二值的第二比例因子，并且将该数据单元提供给收发器以用于向分配用于两个装置之间的传输的资源的另一装置

89. 发明申请

WO2016164912A1 CONTENTION-BASED ORTHOGONAL FREQUENCY DIVISION MULTIPLE ACCESS (OFDMA) COMMUNICATION 审中-公开
标题翻译：基于内容的正交频分多址（OFDMA）通信
公开(公告)号：WO2016164912A1
公开(公告)日：2016-10-13
申请号：PCT/US2016/026962
申请日：2016-04-11
申请人： MARVELL WORLD TRADE LTD. , SUN, Yakun , ZHANG, Hongyuan
发明人： SUN, Yakun , ZHANG, Hongyuan
IPC分类号： H04W74/08
CPC分类号： H04W74/0833 , H04L5/0007 , H04L5/0044 , H04W8/24 , H04W52/50 , H04W72/0413 , H04W74/006 , H04W74/08
摘要： A first communication device generates a trigger frame to trigger a contention-based uplink orthogonal frequency multiple access (OFDMA) transmission by multiple second communication devices. The trigger frame may be configured to indicate a predetermined length of the contention-based uplink OFDMA transmission, where the predetermined length corresponds to contention-based uplink OFDMA transmissions. The first communication device transmits the trigger frame to the multiple second communication devices, receives the contention-based uplink OFDMA transmission. The contention-based uplink OFDMA transmission may be of the predetermined length.
摘要翻译：第一通信设备生成触发帧以触发由多个第二通信设备进行的基于竞争的上行链路正交频率多路访问（OFDMA）传输。触发帧可以被配置为指示基于竞争的上行链路OFDMA传输的预定长度，其中预定长度对应于基于竞争的上行链路OFDMA传输。第一通信设备将触发帧发送到多个第二通信设备，接收基于争用的上行OFDMA传输。基于争用的上行链路OFDMA传输可以是预定长度。

90. 发明申请

WO2015134741A1 METHOD AND APPARATUS FOR ESTIMATING DISTANCE BETWEEN NETWORK DEVICES IN A WIRELESS NETWORK 审中-公开
标题翻译：估计无线网络中网络设备之间的距离的方法和装置
公开(公告)号：WO2015134741A1
公开(公告)日：2015-09-11
申请号：PCT/US2015/018955
申请日：2015-03-05
申请人： MARVELL WORLD TRADE LTD. , CHU, Liwen , TAMHANE, Sagar A. , WAGHOLIKAR, Sarang Shrikrishna , ZHANG, Hongyuan , LOU, Hui-Ling
发明人： CHU, Liwen , TAMHANE, Sagar A. , WAGHOLIKAR, Sarang Shrikrishna , ZHANG, Hongyuan , LOU, Hui-Ling
IPC分类号： G01S5/00 , H04W64/00
CPC分类号： H04W24/10 , G01S13/74 , H04L67/104 , H04W4/38 , H04W64/00 , H04W84/12
摘要： A first wireless communication device including a timing module and a fine timing measurement module. The timing module is configured to provide a first timer value. The fine timing measurement module is configured to receive, from a second wireless communication device, a first request to perform a fine timing measurement to determine a distance between the first wireless communication device and the second wireless communication device, and transmit a first response including a first time to start a burst period for performing the fine timing measurement. The first time is one of included in the request received from the second wireless communication device and based on the first timer value. The fine timing measurement module is further configured to perform the fine timing measurement in the burst period starting at the first time.
摘要翻译：一种包括定时模块和精细定时测量模块的第一无线通信设备。定时模块被配置为提供第一定时器值。精细定时测量模块被配置为从第二无线通信设备接收执行精细定时测量以确定第一无线通信设备和第二无线通信设备之间的距离的第一请求，并且发送包括首先开始进行精细定时测量的脉冲串周期。第一次是包括在从第二无线通信设备接收的请求中并且基于第一定时器值。精确定时测量模块还被配置为在从第一次开始的突发时段中执行精细定时测量。

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