公开(公告)号：US20130188566A1

公开(公告)日：2013-07-25

申请号：US13529895

申请日：2012-06-21

申请人： Yuan Zhu ,  Qinghua Li ,  Yi Qin ,  Jong-Kae FWU ,  Xiaogang Chen

发明人： Yuan Zhu ,  Qinghua Li ,  Yi Qin ,  Jong-Kae FWU ,  Xiaogang Chen

IPC分类号： H04W72/04

CPC分类号： H04W72/0453 ,  H04J11/00 ,  H04L1/1812 ,  H04L5/0037 ,  H04L5/0053 ,  H04L5/0094 ,  H04M1/2535 ,  H04W72/042 ,  H04W72/1226 ,  H04W88/02 ,  H04W88/08 ,  Y02D70/12 ,  Y02D70/126

摘要： Disclosed in some examples is a method of wireless resource block assignment in a long term evolution wireless network including creating a downlink control information message for a user equipment, the downlink control information message comprising: a resource block assignment field which indicates up to N physical resource blocks scheduled to the user equipment by specifying an index into a plurality of all possible physical resource block allocations of between 1 and N resource blocks, wherein the resource block assignment field comprises at most a number of bits necessary to address all of the possible physical resource block allocations for assignments of 1 to N physical resource blocks, and wherein N is less than a total number of physical resource blocks; and sending the downlink control information over a physical downlink control channel using orthogonal frequency division multiplexing.

摘要翻译： 在一些示例中公开了一种在长期演进无线网络中的无线资源块分配的方法，包括为用户设备创建下行链路控制信息消息，所述下行链路控制信息消息包括：资源块分配字段，其指示多达N个物理资源 通过将索引指定为1个和N个资源块之间的多个全部可能的物理资源块分配来调度到该用户设备的块，其中该资源块分配字段包括至多一定数量的位来解决所有可能的物理资源 块分配用于1到N个物理资源块的分配，并且其中N小于物理资源块的总数; 以及使用正交频分复用通过物理下行链路控制信道发送下行链路控制信息。

公开(公告)号：US20120052901A1

公开(公告)日：2012-03-01

申请号：US12873006

申请日：2010-08-31

申请人： Yuan Zhu ,  Qinghua Li ,  Xiaogang Chen

发明人： Yuan Zhu ,  Qinghua Li ,  Xiaogang Chen

IPC分类号： H04W24/00

CPC分类号： H04W24/10 ,  H04L1/0026 ,  H04L1/0029 ,  H04L1/0031 ,  H04L1/205 ,  H04L25/0212

摘要： Embodiments of methods and apparatus for estimating a channel state information (CSI) and a channel quality indicator (CQI) of a frame; determining a combined CSI and a combined CQI of the frame; and transmitting the CSI and the combined CQI are disclosed. Additional variants and embodiments are also disclosed.

摘要翻译： 用于估计帧的信道状态信息（CSI）和信道质量指示符（CQI）的方法和装置的实施例; 确定所述帧的组合CSI和所述组合CQI; 并发送CSI和组合CQI。 还公开了其它变型和实施方案。

公开(公告)号：US20110249655A1

公开(公告)日：2011-10-13

申请号：US12757109

申请日：2010-04-09

申请人： Xiaogang Chen ,  Yuan Zhu ,  Qinghua Li ,  Xintian E. Lin ,  Yang-Seok Choi

发明人： Xiaogang Chen ,  Yuan Zhu ,  Qinghua Li ,  Xintian E. Lin ,  Yang-Seok Choi

IPC分类号： H04B7/216

CPC分类号： H04B7/0478 ,  H04B7/0465 ,  H04B7/0617 ,  H04B7/0639 ,  H04B7/0641

摘要： An embodiment of the present invention provides a method of using differential precoding for highly correlated channels in a wireless network, comprising, using a differential codebook optimized for highly correlated antennas.

摘要翻译： 本发明的实施例提供了一种在无线网络中对高度相关的信道使用差分预编码的方法，包括：使用针对高度相关的天线优化的差分码本。

公开(公告)号：US20200212985A1

公开(公告)日：2020-07-02

申请号：US16817255

申请日：2020-03-12

申请人： Xintian Lin ,  Yuan Zhu ,  Jonathan Segev ,  Qinghua Li ,  Xiaogang Chen ,  Feng Jiang

发明人： Xintian Lin ,  Yuan Zhu ,  Jonathan Segev ,  Qinghua Li ,  Xiaogang Chen ,  Feng Jiang

IPC分类号： H04B7/06

摘要： This disclosure describes systems, methods, and devices related to antenna configuration parameters. A device may determine one or more antennas having one or more phases. The device may determine a first delay associated with a first antenna of the one or more antennas. The device may determine a second delay associated with a second antenna of the one or more antennas. The device may cause to send a frame to a first station device using the first antenna, wherein the frame comprises a first indication of the delay associated with the first antenna and a second indication of the delay associated with the second antenna.

公开(公告)号：US20170331534A1

公开(公告)日：2017-11-16

申请号：US15396071

申请日：2016-12-30

申请人： Feng Jiang ,  Qinghua Li ,  Xiaogang Chen ,  Yuan Zhu ,  Wenting Chang ,  Xintian E. Lin

发明人： Feng Jiang ,  Qinghua Li ,  Xiaogang Chen ,  Yuan Zhu ,  Wenting Chang ,  Xintian E. Lin

IPC分类号： H04B7/0456 ,  H04B7/06 ,  H04W84/12 ,  H04B7/0452

CPC分类号： H04B7/0617 ,  H04B7/0452 ,  H04B7/0634

摘要： Methods, apparatuses, computer readable media for beamforming smoothing and indication in a wireless network are disclosed. An apparatus of a wireless device comprising processing circuitry is disclosed. The processing circuitry is configured to decode a null data packet (NDP). The processing circuitry is further configured to determine beamforming vectors or matrixes from a channel matrix estimate from the NDP, and smooth the beamforming vectors or matrixes. The processing circuitry is further configured to configure the station to transmit feedback, the feedback including the smooth beamfortning vectors or matrixes, and decode a downlink (DL) physical layer convergence procedure (PLCP) protocol data unit (PPDU)(DL PPDU) from the access point where the DL PPDU beamformed based on the smooth beamforming vectors or matrixes.

公开(公告)号：US20170170885A1

公开(公告)日：2017-06-15

申请号：US15283383

申请日：2016-10-01

申请人： Qinghua Li ,  Xiaogang Chen ,  Xintian Lin ,  Yuan Zhu ,  Assaf Gurevitz ,  Uri Perlmutter

发明人： Qinghua Li ,  Xiaogang Chen ,  Xintian Lin ,  Yuan Zhu ,  Assaf Gurevitz ,  Uri Perlmutter

IPC分类号： H04B7/04 ,  H04W72/04 ,  H04W28/02

CPC分类号： H04B7/0617 ,  H04B7/0413 ,  H04W28/0236

摘要： This disclosure describes methods, apparatus, and systems related to applying channel smoothing to beamformed vectors in wireless communications between a transmitter device and a receiver device. In a first aspect, a device is disclosed that identifies disruptions between at least two first beamforming vectors on adjacent frequencies in a communication channel between the device and a first device of a plurality of user devices. The device determines one or more second beamforming vectors proximate to the identified disruption. The device utilizes the one or more second beamforming vectors to smooth the communication channel between the device and the first device of the plurality of user devices.

公开(公告)号：US20170105140A1

公开(公告)日：2017-04-13

申请号：US14972890

申请日：2015-12-17

申请人： Xiaogang Chen ,  Qinghua Li ,  Yuan Zhu ,  Yushu Zhang ,  Huaning Niu

发明人： Xiaogang Chen ,  Qinghua Li ,  Yuan Zhu ,  Yushu Zhang ,  Huaning Niu

IPC分类号： H04W28/06 ,  H04W72/04

CPC分类号： H04W28/06 ,  H04L1/00 ,  H04L1/0041 ,  H04L1/0067 ,  H04L1/08

摘要： Methods, computer readable media, and apparatuses for padding and decoding coding for a HE-SIG-B field are disclosed. An apparatus of an access point or station is disclosed. The apparatus is configured to determine a number of symbols of a longest high-efficiency signal B (HE-SIG-B) field of a plurality of HE-SIG-B fields. The processing circuitry may be further configured to encode a plurality of HE-SIG A fields to comprise a number of symbols of a longest HE-SIG-B field of the plurality of HE-SIG-B fields each HE-SIG-A field. The processing circuitry may be further configured to encode each of the HE-SIG-B fields of the plurality of HE-SIG-B fields to comprise a common block and a number of user blocks, and if a number of symbols to encode the common block and the number of user blocks is less than the number of symbols of the longest HE-SIG-B field, encode a duplicate portion.

公开(公告)号：US20160227537A1

公开(公告)日：2016-08-04

申请号：US14744091

申请日：2015-06-19

申请人： Qinghua Li ,  Xiaogang Chen ,  Huaning Niu ,  Robert J. Stacey ,  Jeongho Jeon ,  Yuan Zhu

发明人： Qinghua Li ,  Xiaogang Chen ,  Huaning Niu ,  Robert J. Stacey ,  Jeongho Jeon ,  Yuan Zhu

IPC分类号： H04W72/04 ,  H04L27/20

CPC分类号： H04L27/20 ,  H04L5/00 ,  H04L27/2613 ,  H04W84/12

摘要： Apparatuses, methods, and computer readable media for indicating a communication and information in a signal field are disclosed. A high-efficiency wireless local area network (HEW) device comprises circuitry is disclosed. The circuitry may be configured to: generate a HEW packet comprising a legacy signal (L-SIG) field, where the L-SIG field comprises a plurality of subcarriers, and an R-L-SIG field, where the R-L-SIG field comprises a repeat of the plurality of subcarriers partitioned into a plurality of groups, and where information is encoded into one or more groups of the plurality of groups by a same modulation to each subcarrier partitioned into the corresponding group. A HEW device comprising circuitry is disclosed. The circuitry may be configured to: receive a L-SIG field; receive a R-L-SIG field; and determine whether the R-L-SIG field is a repeat of the L-SIG field with piggybacked information.

摘要翻译： 公开了用于指示信号场中的通信和信息的装置，方法和计算机可读介质。 高效无线局域网（HEW）设备包括电路。 电路可以被配置为：生成包括传统信号（L-SIG）字段的HEW分组，其中L-SIG字段包括多个子载波，以及RL-SIG字段，其中RL-SIG字段包括重复 的多个子载波被划分成多个组，并且其中通过相同调制将信息编码到多个组中的一个或多个组中，分配给相应组的每个子载波。 公开了一种包括电路的HEW设备。 电路可以被配置为：接收L-SIG字段; 接收R-L-SIG字段; 并且确定R-L-SIG字段是否是搭载信息的L-SIG字段的重复。

公开(公告)号：US20160204915A1

公开(公告)日：2016-07-14

申请号：US14743807

申请日：2015-06-18

申请人： Xiaogang Chen ,  Qinghua Li ,  Robert J. Stacey ,  Yuan Zhu

发明人： Xiaogang Chen ,  Qinghua Li ,  Robert J. Stacey ,  Yuan Zhu

IPC分类号： H04L5/00 ,  H04L1/00 ,  H04W72/04

CPC分类号： H04L5/0037 ,  H04L1/0061 ,  H04L1/007 ,  H04L1/0072 ,  H04L5/0016 ,  H04L5/0023 ,  H04L5/0094 ,  H04W72/042 ,  H04W84/12

摘要： Apparatus, computer readable medium, and method for generating and receiving signal fields in a high efficiency wireless local-area network (WLAN) are disclosed. A master station is disclosed that may include circuitry configured to generate a high-efficiency signal field (HE-SIG) for a plurality of stations (STAs). The HE-SIG may include a HE-SIGA and a HE-SIGB. The HE-SIGB may include a plurality of resource allocations for the plurality of STAs. The resource allocations may be individually encoded or jointly encoded with a separate CRC for each resource allocation. The circuitry may be configured to transmit the HE-SIG to each of the plurality of STAs. A STA is disclosed that may include circuitry to receive a HE-SIG with a HE-SIGB that includes resource allocations for STAs with the resource allocations either being individually encoded or jointly encoded and with a separate CRC for each resource allocation.

摘要翻译： 公开了一种用于在高效率无线局域网（WLAN）中生成和接收信号场的设备，计算机可读介质和方法。 公开了一种主站，其可以包括被配置为生成用于多个站（STA）的高效率信号场（HE-SIG）的电路。 HE-SIG可以包括HE-SIGA和HE-SIGB。 HE-SIGB可以包括用于多个STA的多个资源分配。 对于每个资源分配，资源分配可以单独编码或联合编码单独的CRC。 电路可以被配置为将HE-SIG发送到多个STA中的每一个。 公开了一种STA，其可以包括用HE-SIGB接收HE-SIG的电路，该HE-SIGB包括用于STA的资源分配，其中资源分配被单独编码或联合编码，并且对于每个资源分配具有单独的CRC。

公开(公告)号：US09363780B2

公开(公告)日：2016-06-07

申请号：US13976452

申请日：2011-12-16

申请人： Rongzhen Yang ,  Kamran Etemad ,  Hujun Yin ,  Apostolos Papathanassiou ,  Xiaogang Chen ,  Huaning Niu ,  Alexei Davydov ,  Yujian Zhang ,  Yuan Zhu ,  Jong-Kae Fwu ,  Qinghua Li ,  Yi Hsuan

发明人： Rongzhen Yang ,  Kamran Etemad ,  Hujun Yin ,  Apostolos Papathanassiou ,  Xiaogang Chen ,  Huaning Niu ,  Alexei Davydov ,  Yujian Zhang ,  Yuan Zhu ,  Jong-Kae Fwu ,  Qinghua Li ,  Yi Hsuan

IPC分类号： H04W4/00 ,  H04W56/00 ,  H04W52/34 ,  H04L5/00 ,  H04W24/02 ,  H04L1/00 ,  H04W52/14 ,  H04W52/24

CPC分类号： H04W56/0045 ,  H04B3/36 ,  H04B7/024 ,  H04B7/0413 ,  H04L1/0003 ,  H04L1/0026 ,  H04L1/1812 ,  H04L5/001 ,  H04L5/0032 ,  H04L5/0057 ,  H04L5/0073 ,  H04L5/0091 ,  H04W16/14 ,  H04W24/02 ,  H04W48/12 ,  H04W52/146 ,  H04W52/241 ,  H04W52/34 ,  H04W76/27 ,  H04W84/045

摘要： An apparatus may include a transceiver operable to receive a downlink message from a base station for a serving cell, the downlink message allocating a set of control parameters. The apparatus may also include a processor circuit communicatively coupled to the transceiver and an uplink power control module operable on the processor circuit to read the set of control parameters, and apply a signal-to-noise-and-interference (SINR) parameter based on the received set of control parameters to determine physical uplink shared channel (PUSCH) power to be applied for a PUSCH transmission. Other embodiments are disclosed and claimed.

摘要翻译： 装置可以包括可操作以从服务小区的基站接收下行链路消息的收发机，所述下行链路消息分配一组控制参数。 该装置还可以包括通信地耦合到收发器的处理器电路和可在处理器电路上操作以读取该组控制参数的上行链路功率控制模块，并且基于以下方式应用信噪比干扰（SINR）参数： 所接收的一组控制参数以确定要用于PUSCH传输的物理上行链路共享信道（PUSCH）功率。 公开和要求保护其他实施例。