Qualcomm Incorporated

Cofco (jilin) Bio-chemical Technology Co., Ltd

Boe Technology Group Co., Ltd.

Nutrition & Health Research Institute, Cofco Corporation

Cofco Biotechnology Co., Ltd.

Vmware, Inc.

Beijing Kingsoft Internet Security Software Co., Ltd.

Jilin Cofco Biomaterial Co., Ltd

Tsinghua University

Beijing Boe Technology Development Co., Ltd.

Baidu Online Network Technology (beijing) Co., Ltd.

Beijing Baidu Netcom Science and Technology Co., Ltd.

Tinavi Medical Technologies Co., Ltd.

Beijing Xinchen Office Equipment Co.,ltd

Baidu Online Network Technology Co., Ltd.

Bo Chen

Ruifeng Ma

Hao Xu

Chenxi Hao

Pavan Kumar Vitthaladevuni

Tingfang Ji

Joseph Binamira Soriaga

Haisheng Wang

Xiaoliang Ding

Yu Zhang

Wei Lin

Yi Tong

Peter S Gaal

Krishna Kiran Mukkavilli

Yingming Liu

Tai An

Alexandros Manolakos

Chao Wei

Pengpeng Wang

Liangming Wu

Yeliz Tokgoz

Lida Wu

Fang Tian

Wanshi Chen

Sony Akkarakaran

Wei Liu

Renqiu Wang

Ping Zhang

Yanling Han

Kai Yang

Yiqing Cao

Yuwei Ren

Xinwei Wu

Likai Deng

Wen-Chen Feng

Xiaoyan Wang

Xiaoming Sun

Mingkai Nan

Kejia Xu

Ruimin Huang

Ling Yu

Jiabo Zhou

Qingqing Yu

Ni Gan

Hujia Duman

Xue Dong

Yi Huang

Lei Wang

Muhammad Sayed Khairy Abdelghaffar

Jay Kumar Sundararajan

Xueyou Cao

Yuan Zhang

Shu Wu

Chao Peng

Yi Liao

Bingqing Shao

Jin Tao

Yuanheng Guo

Dayong Li

Haijun Liu

Xiaochuan Chen

Naga Bhushan

Alexei Yurievitch Gorokhov

Taesang Yoo

Hao Chen

Peng Cheng

Jilei Hou

June Namgoong

Weimin Duan

Yuzhen Guo

Qiaoyu Li

Yu Liu

Ruiming Zheng

Chihjen Cheng

Chao Xi Chen

Neng Wang

Yangbing Li

Mingxi Fan

Runxin Wang

Jiabin Wang

Jiming Guo

Chih Jen Cheng

Qiong Wu

Peng Chen

Hongbin Wang

Kexin Xiao

Wenhui Li

Jianbin He

Xingmin Zhang

Jingbo Huang

Qi Ji

Jianxiang Wang

Haifeng Geng

Yafei Zhao

Xinmin Wang

Zhenjian Du

Jianqiang Zhang

Congmin Gao

Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment may receive a configuration for time division multiplexed uplink carrier aggregation of a first time division duplex carrier with a second time division duplex carrier, wherein a bandwidth of the second time division duplex carrier is lower than a bandwidth of the first time division duplex carrier, wherein the configuration indicates a frame structure corresponding to the second time division duplex carrier, and wherein the frame structure comprises a slot sequence, and communicate in accordance with the configuration. Numerous other aspects are provided.

Frame structures for uplink carrier aggregation of two time division duplex carriers

Methods, systems, and devices for wireless communications are described. A user equipment (UE) may transmit a capability message indicating a first number of one or more transmit antennas supported by the UE for antenna switching and a second number of ports supported for uplink transmission that exceeds the first number of one or more transmit antennas. The UE may receive, based on the capability message, a sounding reference signal (SRS) configuration indicating a mapping between each SRS resource or SRS resource group and a respective bit sequence of a set of bit sequences. The UE may receive a control message comprising one or more bit sequences of the set of bit sequences indicating one or more SRS resources or an SRS resource group based on the mapping. The UE may transmit one or more SRS signals based on the control message.

Techniques for indicating sounding reference signal resources

Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may identify a collision between a physical uplink shared channel (PUSCH) transmission and a guard period of a sounding reference signal (SRS) transmission, wherein the SRS transmission includes a first SRS transmission and a second SRS transmission, the second SRS transmission uses a first set of one or more antenna ports of the UE, and the PUSCH transmission uses a second set of one or more antenna ports of the UE; and perform an action to mitigate the collision based at least in part on identifying the collision. Numerous other aspects are provided.

Collision handling for sounding reference signal guard period and a physical uplink shared channel transmission

Methods, systems, and devices for wireless communications are described. In some systems, a user equipment (UE) may receive, from a base station, a control message including an indication associated with a configuration for an interference measurement (IM) report in a channel state information (CSI) report. The UE may determine a setting of the configuration for the IM report based on the indication, which may include one or both of a resource setting associated with IM information in a frequency domain or a spatial setting associated with IM information in a spatial domain. The UE may generate the IM report based on one or both of the resource setting or the spatial setting and may transmit the CSI report including the IM report to the base station.

Differential mode for interference-specific channel state information report

In one set of embodiments, a hypervisor of a host system can receive a packet processing program from a virtual network interface controller (NIC) driver of a virtual machine (VM) running on the hypervisor. The hypervisor can then attach the packet processing program to a first execution point in a physical NIC driver of the hypervisor and to a second execution point in a virtual NIC backend of the hypervisor, where the virtual NIC backend corresponds to a virtual NIC of the VM that originated the packet processing program.

Offloading packet processing programs from virtual machines to a hypervisor and efficiently executing the offloaded packet processing programs

Wireless communications systems and methods related to transmitting communication signals with a carrier aggregated (CA) system TDD bands of a primary carrier component (PCC) and a secondary carrier component (SCC) PUSCH-less cell are provided. In particular, a CA frame structure with a PCC primary frame and an SCC secondary frame where a sounding reference signal (SRS) transmitted on the SCC secondary frame corresponds to a downlink slot on the PCC primary frame to avoid throughput loss. In some embodiments, the CA frame can be arranged such that at least one of the uplink slots on the PCC frame corresponds with downlink slots on the SCC frame.

Frame structure design for downlink TDD-TDD carrier aggregation with pusch-less cell

Wireless communications systems and methods related to dynamic sounding reference signal (SRS) resource allocation for channel sounding are provided. A base station (BS) determines a plurality of sounding reference signal (SRS) resources for at least a first user equipment (UE), where a first SRS resource of the plurality of SRS resources includes a different quantity of SRS ports than a second SRS resource of the plurality of SRS resources. The BS transmits, to the first UE, a configuration indicating the plurality of SRS resources.

Dynamic sounding reference signal (SRS) resource allocation

Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive a configuration that indicates a sounding reference signal (SRS) resource set to be used for analog channel state feedback (CSF) and an association between the SRS resource set and a set of downlink channel state information reference signals (CSI-RSs). The UE may measure the set of downlink CSI-RSs associated with the SRS resource set. The UE may transmit one or more SRSs for analog CSF using the SRS resource set and based at least in part on measuring the set of downlink CSI-RSs. Numerous other aspects are provided.

Sounding reference signal resource set configuration for analog channel state feedback

Aspects described herein relate to transmitting an indication of a capability to support concurrent or time division multiplexed uplink transmission of at least one of multiple uplink channels across multiple component carriers. In addition, a configuration to transmit over the at least one of the multiple uplink channels over the multiple component carriers using concurrent transmission or time division multiplexed transmission can be received based on the indication.

Techniques for indicating uplink transmission capabilities in wireless communications

Methods, systems, and devices for wireless communications are described. In some cases, a user equipment (UE) may In support multiple component carriers that may be used to transmit uplink transmissions. One carrier may be used at a time such that the may switch between the carriers based on an uplink transmission schedule. In some cases, switching may be limited by a consecutive uplink switching rule or UE capability. In some cases, the gap between two consecutive uplink carrier switching operations may be limited to a resource (e.g., slot, symbol), such that the UE may expect to perform at most one switching operation per resource. In some implementations, the gap between two consecutive uplink carrier switching operations may be limited to a duration (e. g., 14 symbols, 4 symbols), such that the UE may expect to perform at most one switching operation per a duration less than or equal to a threshold.

Uplink carrier switching for wireless devices

A metal screw cap (), a pop-top can and a metal screw cap () manufacturing method. The metal screw cap () includes a screw cap body (), where an inner wall of the screw cap body () encloses a channel for liquid to flow out; the screw cap body () includes a threaded portion (), an arc-shaped portion () and an hemming portion (); the arc-shaped portion () includes a plurality of circular arc-shaped segments connected end to end; the threaded portion () is used for threaded sealing connection with a lid, and the hemming portion () is used for seaming with a turned edge of a can body. The pop-top can includes the can body and the metal screw cap (). The metal screw cap () manufacturing method is used for manufacturing the metal screw cap ().

Metal screw cap, pop-top can and metal screw cap manufacturing method

Methods, systems, and devices for wireless communications are described. A user equipment (UE) may receive, from a base station, an indication of a monitoring window used by the base station to monitor for uplink transmissions from the UE. The UE may receive a control signal scheduling uplink resources for an uplink transmission by the UE on at least a first component carrier, the first component carrier in a first radio frequency spectrum band. The UE may reconfigure, in response to the received control signal, a first transmit chain of the UE from a second component carrier in a second radio frequency spectrum band to the first component carrier in the first radio frequency spectrum band for the uplink transmission. The UE may transmit, based at least in part on the indicated monitoring window and using at least the reconfigured first transmit chain, the uplink transmission on the first component carrier using the scheduled uplink resources.

Carrier aggregation uplink switch gap detection and report

Methods, systems, and devices for wireless communications are described. A user equipment (UE) may receive a configuration identifying a first set of frequency resources for transmitting a sounding reference signal, where the sounding reference signal may be used at least for downlink channel state information acquisition. The UE may receive an indication of an association between the configuration for the sounding reference signal and a second set of frequency resources and determine, based on the association, values for one or more sounding reference signal transmission parameters for the first set of frequency resources. The UE may transmit the sounding reference signal on the first set of frequency resources based on the determined one or more values.

Reference signal resource association options for enhanced sounding

Methods, systems, and devices for wireless communications are described. A communication device, otherwise known as a user equipment (UE) may receive an indication of an uplink transmission timing pattern configuration for transmitting uplink transmissions on a first carrier. The UE may identify to use both the first carrier and a second carrier during a single uplink transmission mode, where the UE may transition between sending the uplink transmissions on the first and second carriers. The UE may also determine, based on the uplink transmission timing pattern configuration, a timing of uplink carrier switching periods for retuning between transmissions on the first carrier and on the second carrier. As a result, the UE may transmit, during the single uplink transmission mode, on both the first carrier and the second carrier in accordance with the uplink transmission timing pattern configuration for the first carrier and the uplink carrier switching periods.

Uplink transmission timing patterns

A user equipment (UE) receives a first channel state information reference signal (CSI-RS) on a first set of beams and receives a second CSI-RS on a second set of beams. The apparatus determines a channel quality indicator (CQI), a rank indicator (RI), and a precoding matrix indicator (PMI) based on the first CSI-RS. The apparatus reports the CQI and RI using an uplink control channel and indicates the PMI using a precoded SRS transmission. The precoded SRS transmission may be precoded based on a dissimilarity between the first CSI-RS and the second CSI-RS. The first CSI-RS may include a defined precoder, and the second CSI-RS may include a precoder based on an uplink channel estimate of a non-precoded SRS from the UE.

Analog CSF for FDD partial reciprocity

Growing community of inventors

Beijing, China

Bo Chen