Qualcomm Incorporated

Nec Corporation

Mitsubishi Electric Corporation

Yi Huang

Peter S Gaal

Wei Jennifer Yang

Wanshi Chen

Seyedkianoush Hosseini

Renqiu Wang

Tingfang Ji

Ahmed Elshafie

Hwan Joon Kwon

Krishna Kiran Mukkavilli

Seyong Park

Tao Luo

Hao Xu

Gokul Sridharan

Sony Akkarakaran

Wei Yang

Xiao Feng Wang

Juan Montojo

Joseph Binamira Soriaga

Alexandros Manolakos

Wei Zeng

Hung Dinh Ly

Jing Jiang

Linhai He

Jay Kumar Sundararajan

Muhammad Sayed Khairy Abdelghaffar

Jing Lei

Xiaoxia Zhang

Jing X Sun

Seyed Ali Akbar Fakoorian

Amir Aminzadeh Gohari

Mostafa Khoshnevisan

Huilin Xu

Ahmed Attia Abotabl

Yan Zhou

Naga Bhushan

Yu Zhang

Taesang Yoo

Gabi Sarkis

Peter Pui Lok Ang

Chih-Ping Li

Heechoon Lee

Yisheng Xue

Abdelrahman Mohamed Ahmed Mohamed Ibrahim

Kazuki Takeda

Rajat Prakash

Chenxi Hao

Prashanth Haridas Hande

Ruiming Zheng

Yiqing Cao

Alexei Yurievitch Gorokhov

Kapil Bhattad

Yang Yang

Xipeng Zhu

Weimin Duan

Yeliz Tokgoz

Joseph Patrick Burke

Marwen Zorgui

Gavin Bernard Horn

Wooseok Nam

Yuchul Kim

Aamod Dinkar Khandekar

John Edward Smee

Zhifei Fan

Siddhartha Mallik

Liangming Wu

Hari Sankar

Pavan Kumar Vitthaladevuni

Vinay Joseph

Bo Chen

Alberto Rico Alvarino

Jelena Damnjanovic

Muhammad Nazmul Islam

Ozcan Ozturk

Arumugam Chendamarai Kannan

Makesh Pravin John Wilson

Chao Wei

Chih-Hao Liu

Raghu Narayan Challa

Bilal Sadiq

Arnaud Meylan

Shimman Arvind Patel

Peng Cheng

Konstantinos Dimou

Qiaoyu Li

Jinyun Zhang

Karthika Paladugu

Fang Yuan

Yongjun Kwak

Amir Farajidana

Yitao Chen

Valentin Alexandru Gheorghiu

Hans Peter Graf

Xiliang Luo

Rahul Malik

Mihir Vijay Laghate

Ying Wang

Zafer Sahinoglu

Methods, systems, and devices for wireless communications are described. A user equipment (UE) may perform a multi-stage overlap (e.g., conflict) resolution procedure based on a scheduling overlap between one or more repetitions of a first uplink control information (UCI) and one or more overlapping uplink transmissions having a different priority than the first UCI. The procedure may include a first stage based on a different starting slot index or UCI type between overlapping UCIs having a same priority, a second stage based on overlap resolution between the first UCI and an additional UCI, and a third stage based on overlap resolution between the first UCI and an uplink data transmission. The UE may selectively drop one or more of the overlapping UCIs or uplink transmissions and transmit at least a portion of the first UCI or the one or more overlapping uplink transmissions according to the procedure.

Managing overlap between uplink control channel repetitions and uplink data transmissions

Methods, systems, and devices for wireless communications are described. A user equipment (UE) may transmit channel state information to a network entity, wherein the channel state information indicates a first precoding matrix index for a first antenna panel of a set of antenna panels of the network entity and a second precoding matrix index for a second antenna panel of the set of antenna panels, and wherein the second precoding matrix index is offset from the first precoding matrix index in accordance with an angle parameter associated with an angular separation between the first antenna panel and the second antenna panel relative to the UE. The UE may receive a message from the network entity according to the channel state information.

Nearfield-based channel state feedback for multi-panel codebooks

A base station may associate multiple user equipment (UEs) with one or more UE groups and generate group common downlink control information (DCI) for each UE group for semi-persistent scheduling (SPS) cancellation, such that group common DCI may be transmitted to UEs of a respective UE group. The base station may associate each of UEs with a respective UE group, wherein the UEs are configured with SPS configurations by the base station, each SPS configuration configuring respective SPS occasions. The base station may further determine to cancel one or more SPS occasions associated with at least one of the SPS configurations, generate one or more group common DCI for the one or more UE groups to cancel the one or more SPS occasions, and transmit the one or more group common DCI to one or more UEs associated with the at least one of the SPS configurations.

Semi-persistent scheduling cancellation via group common control information

Methods, systems, and devices for wireless communications are described. A user equipment (UE) may receive, from a network entity, control signaling that includes sounding reference signal (SRS) configuration information associated with an increased quantity of SRS ports. The SRS configuration information may include a quantity of symbols via which to transmit SRSs, a frequency resource comb for each respective symbol, and a threshold quantity of cyclic shifts. The UE may map a first subset of SRS ports to a first symbol and map a second subset of SRS ports to a second symbol. The UE may transmit, and the network entity receive, the SRSs using the first subset of SRS ports via the first symbol according to a first frequency resource comb and respective cyclic shifts and using the second subset of SRS ports via the second symbol according to a second frequency resource comb and respective cyclic shifts.

Sounding reference signal port enhancements for uplink transmissions

Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may identify a first sounding reference signal (SRS) transmission that occurred most recently in time, relative to a second SRS transmission, prior to transmission of one or more physical uplink shared channel (PUSCH) communications. The one or more PUSCH communications may correspond to a configured grant. The UE may transmit the one or more PUSCH communications using one or more SRS resources associated with the first SRS transmission. Numerous other aspects are provided.

Sounding reference signal resource determination for physical uplink shared channel with configured grant

This disclosure provides systems, methods, and devices for wireless communication that support CSI age reporting. In a first aspect, a method of wireless communication includes receiving, by a wireless communication device, a message indicating channel state information (CSI) age reporting; transmitting, by the wireless communication device, a CSI report associated with a first window length and a second window length and indicating at least the second window length, wherein the first window length is associated with computing CSI before an uplink slot of the CSI report, and wherein the second window length is associated with a period of time for which the CSI report is valid. Other aspects and features are also claimed and described.

CSI age report for enhancement in high doppler channel

Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive, in a control resource set (CORESET) associated with a first CORESET pool index or a second CORESET pool index, downlink control information (DCI) including an indication that a hybrid automatic repeat request acknowledgement (HARQ-ACK) codebook scheduled in a first slot is to be retransmitted in a second slot. The UE may transmit, in the second slot and in connection with receiving the DCI, a first HARQ-ACK codebook associated with the first CORESET pool index or a second HARQ-ACK codebook associated with the second CORESET pool index. Numerous other aspects are described.

Hybrid automatic repeat request acknowledgement codebook retransmission for multiple downlink control information based multiple transmit receive point

Techniques are disclosed for using reference signals that enable accurate measurements of a moving UE. To this end, techniques can include a location server obtaining an indication that the velocity of the UE exceeds a threshold and, in response, configuring the UE to measure a reference signal using a selected Tracking Reference Signal (TRS) as a Quasi-Collocation (QCL) reference. In particular, a periodic TRS (P-TRS) or an aperiodic TRS (AP-TRS) can be used as the QCL reference. A reference signal may be configured based on an existing TRS configuration, or a TRS may be configured based on a reference signal configuration. According to some embodiments, a UE may provide velocity information to the location server. Additionally or alternatively, a measurement period for the reference signal may be based on a velocity of the UE.

Adaption of reference signal for positioning based on user equipment (UE) mobility

Methods, systems, and devices for wireless communications are described. The method may include a user equipment (UE) receiving, in a first time slot, a downlink control information (DCI) message indicating second time slot or first time subslot for transmitting feedback according to a codebook size. The feedback may be transmitted in a physical uplink control channel (PUCCH) associated with a physical downlink shared channel (PDSCH) scheduled by a physical downlink control channel (PDCCH). Corresponding subcarrier spacings (SCSs) for at least two of the PUCCH, the PDSCH, and the PDCCH may be different. The PUCCH may be scheduled as time subslots whereas both the PDSCH and the PDCCH may be scheduled as time slots. Further, the UE may monitor a set of one or more PDCCH monitoring occasions (PMOs) based on a mapping in accordance with a corresponding SCS, the PUCCH being scheduled as time subslots, or both, for feedback transmission.

Control channel monitoring occasions for different numerologies and sub-slot-based control channels

Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a base station may transmit, and a user equipment (UE) may receive, downlink control information (DCI) scheduling a physical downlink shared channel (PDSCH) and indicating a physical uplink control channel (PUCCH) repetition factor. The UE may transmit, and the base station may receive, a PUCCH that includes hybrid automatic repeat request acknowledgement feedback associated with the PDSCH. In some aspects, one or more instances of the PUCCH are transmitted across one or more uplink slots or sub-slots based at least in part on the PUCCH repetition factor indicated in the DCI. Numerous other aspects are provided.

Dynamic repetition and frequency hopping factors for physical uplink control channel

Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a mobile station may transmit, from the mobile station to a base station, first uplink control information (UCI) associated with a first UCI stage using a time-frequency resource of a slot. The mobile station may transmit, from the mobile station to the base station, second UCI associated with a second UCI stage using the time-frequency resource of the slot. Numerous other aspects are provided.

Uplink control information reporting

Certain aspects of the present disclosure provide techniques for method for wireless communications by a user equipment (UE), generally including receiving, from a network entity, a configuration of one or more sounding reference signals (SRS) resources for codebook-based physical uplink shared channel (PUSCH) transmissions, transmitting a report indicating a capability index associated with at least one downlink reference signal, transmitting the one or more of the SRS resources with an updated number of SRS ports associated with the capability index, if spatial relation information of the one or more of the SRS resources is associated with the downlink reference signal, receiving, from the network entity, signaling scheduling the UE to transmit a PUSCH based on one of the SRS resources, and transmitting the PUSCH with a number of PUSCH ports according to the updated number of SRS ports.

Dynamic switching between asymmetric panels for codebook based physical uplink shared channel transmission

A user equipment (UE) receives downlink communication that triggers a channel state information (CSI) report. Then the UE determines whether to report CSI together with hybrid automatic repeat request (HARQ) feedback. Then the UE transmits the CSI and the HARQ feedback based on the determining whether to report the CSI together with the HARQ feedback.

Timeline and resource assignment for downlink triggered CSI reports

This disclosure relates to collision resolution for overlapping uplink transmissions, and includes a method and apparatus for identifying a plurality of scheduled uplink transmissions that overlap in at least a first slot and a second slot, wherein the plurality of uplink transmissions comprises a high priority uplink transmission scheduled for repetitive transmission across at least a first slot and a second slot and further comprises one or more uplink transmissions scheduled in the first slot and two or more uplink transmissions scheduled in the second slot, wherein the two or more uplink transmissions scheduled in the second slot comprise at least a first low priority uplink transmission and a second high priority uplink transmission; and performing a first collision resolution procedure in the first slot and performing a second collision resolution procedure in the second slot, the second collision resolution procedure being independent of the first collision resolution procedure.

Cancellation order for scheduled uplink repetitive transmissions with different priorities

Methods, systems, and devices for wireless communications are described. A first device may select a first beam and a second beam from a set of beams for communicating with a second device. The first device may perform a beam refinement procedure of the first beam to generate a first multicast autonomous beam refinement tree. The first device may determine a trigger for performing the beam refinement procedure of the second beam, and the first device may generate a second multicast autonomous beam refinement tree. The first device may communicate with the second device using the second beam.

Techniques for beam refinement and beam selection enhancement

Growing community of inventors

San Diego, CA, United States of America

Yi Huang