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公开(公告)号:US11917668B2
公开(公告)日:2024-02-27
申请号:US17567723
申请日:2022-01-03
Applicant: QUALCOMM Incorporated
Inventor: Abdelrahman Mohamed Ahmed Mohamed Ibrahim , Muhammad Sayed Khairy Abdelghaffar , Huilin Xu , Ahmed Attia Abotabl , Seyedkianoush Hosseini , Wanshi Chen
IPC: H04L12/26 , H04W72/541
CPC classification number: H04W72/541
Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may receive a message indicating one or more communication patterns from a base station. The one or more communication patterns may indicate to the UE to adjust one or more parameters for transmitting an uplink communication during a set of time resources, a set of beams, a set of ports, or any combination thereof. During the resources indicated in the one or more communication patterns, the base station may estimate a cross-link interference channel between the base station and a second base station. The one or more communication patterns may indicate a hopping pattern for each subband of a bandwidth part. The base station may configure the UE with a timing advance based on the message.
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公开(公告)号:US11917637B2
公开(公告)日:2024-02-27
申请号:US17475076
申请日:2021-09-14
Applicant: QUALCOMM Incorporated
Inventor: Yuchul Kim , Peter Pui Lok Ang , Linhai He , Hwan Joon Kwon , Krishna Kiran Mukkavilli , Yeliz Tokgoz , Jay Kumar Sundararajan , Huilin Xu , Jing Lei
IPC: H04W72/14 , H04W72/04 , H04W76/28 , H04W72/23 , H04W72/0446
CPC classification number: H04W72/23 , H04W72/0446 , H04W76/28
Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may determine a downlink configuration including a set of resources for receiving downlink transmissions. The UE may determine a grant for performing uplink transmissions based on a radio resource control (RRC) message. The UE may determine, based on the downlink configuration, the grant, or both, an uplink configuration including a set of resources for transmitting the uplink transmissions at a set of uplink transmission occasions. In some aspects, the set of uplink transmission occasions may be arranged according to a non-uniform spacing pattern in a time domain. The UE may transmit, to a base station, one or more uplink transmissions based on the uplink configuration.
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公开(公告)号:US11909481B2
公开(公告)日:2024-02-20
申请号:US17173984
申请日:2021-02-11
Applicant: QUALCOMM Incorporated
Inventor: Yan Zhou , Mostafa Khoshnevisan , Tao Luo , Xiaoxia Zhang , Wooseok Nam , Huilin Xu
CPC classification number: H04B7/0626 , H04B7/088 , H04L5/0048 , H04W72/23
Abstract: Certain aspects of the subject matter described in this disclosure can be implemented in a method for wireless communication by a user equipment (UE). The method generally includes determining whether a plurality of beam configurations configured for processing one or more downlink (DL) signals are different than a first beam configuration for processing at least one CSI-RS, the one or more DL signals to be received in the same symbol as the at least one CSI-RS; selecting a second beam configuration for processing the at least one CSI-RS based on the determination; receiving the at least one CSI-RS; and processing the at least one CSI-RS based on the selected second beam configuration.
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公开(公告)号:US11903008B2
公开(公告)日:2024-02-13
申请号:US17399596
申请日:2021-08-11
Applicant: QUALCOMM Incorporated
Inventor: Qunfeng He , Huilin Xu , Yong Li
IPC: H04W72/541 , H04L27/26 , H04L5/00
CPC classification number: H04W72/541 , H04L5/0048 , H04L27/2607
Abstract: Certain aspects of the present disclosure provide techniques for downlink resource blanking. A method that may be performed by a user equipment (UE) includes receiving one or more first signals from a first cell and one or more second signals from a second cell within a sampling window, comparing a first timing of the one or more first signals with a second timing of the one or more second signals, and transmitting, to the first cell, an indication of whether to enable or disable blanking of one or more resources based on the comparison.
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公开(公告)号:US11902900B2
公开(公告)日:2024-02-13
申请号:US17332828
申请日:2021-05-27
Applicant: QUALCOMM Incorporated
Inventor: Yuchul Kim , Jay Kumar Sundararajan , Naga Bhushan , Hwan Joon Kwon , Krishna Kiran Mukkavilli , Peter Pui Lok Ang , Yeliz Tokgoz , Wei Yang , Huilin Xu , Jing Lei , Ravi Agarwal , Seyedkianoush Hosseini , Tingfang Ji
IPC: H04W52/02
CPC classification number: H04W52/0251
Abstract: Aspects of the disclosure relate to power reduction measures that can be employed by wireless user equipment (UE) participating in an extended reality (XR) application. A wireless UE, while operating in a first power state, may receive, from an XR service provider, a plurality of packets corresponding to a video frame. The UE may reassemble and decode the received packets to reproduce the video frame. Once the UE determines it has received information sufficient to reproduce the video frame, the UE may enter a second power state, different from the first power state, for a predetermined amount of time. Other aspects, embodiments, and features are also claimed and described.
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公开(公告)号:US11895057B2
公开(公告)日:2024-02-06
申请号:US17655312
申请日:2022-03-17
Applicant: QUALCOMM Incorporated
Inventor: Huilin Xu , Yi Huang , Tingfang Ji
CPC classification number: H04L5/0073 , H04J13/16 , H04L5/0051 , H04W76/11
Abstract: A method, base station (BS), user equipment (UE), apparatus, and computer program product for wireless communication are provided. An aggressor BS may cause a remote interference condition for a victim BS, and the victim BS may transmit a reference signal to the aggressor BS to enable a remote interference management (RIM) operation to be performed. However, the aggressor BS may be unable to identify the victim BS based at least in part on the reference signal, and may fail to transmit a reference signal as a response. Further, when the aggressor BS does transmit a reference signal, the victim BS may be unable to identify the aggressor BS. This may reduce an effectiveness of RIM operations. In some aspects, BSs may transmit reciprocal reference signals including identification information to enable effective RIM operations.
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公开(公告)号:US11877302B2
公开(公告)日:2024-01-16
申请号:US17248042
申请日:2021-01-06
Applicant: QUALCOMM Incorporated
Inventor: Seyedkianoush Hosseini , Huilin Xu , Wei Yang , Wanshi Chen
CPC classification number: H04W72/53 , H04L1/0038 , H04L27/26025 , H04L27/2676 , H04W8/24 , H04W24/08 , H04W72/0453 , H04W72/23
Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive configuration information for a plurality of carriers, wherein a number of carriers, of the plurality of carriers, exceeds a threshold associated with a monitoring capability of the UE, wherein the monitoring capability is for span-based monitoring of the plurality of carriers, wherein a distribution of at least one of a plurality of non-overlapped control channel elements (CCEs) or a plurality of blind decodes satisfies a per-span capability of the UE, wherein the distribution is among a plurality of sets of carriers, and wherein each set of carriers of the plurality of sets of carriers is associated with a respective subcarrier spacing and a respective span configuration. The UE may receive communications on the plurality of carriers in accordance with the distribution. Numerous other aspects are described.
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公开(公告)号:US11870736B2
公开(公告)日:2024-01-09
申请号:US17394990
申请日:2021-08-05
Applicant: QUALCOMM Incorporated
CPC classification number: H04L5/0098 , H04W72/23
Abstract: Disclosed are various techniques for wireless communication. In an aspect, a user equipment (UE) may monitor a physical downlink control channel (PDCCH) monitoring occasion defined by an active search space (SS) set. The UE may receive, during the PDCCH monitoring occasion, a downlink control information (DCI). In response, the UE may activate at least one deactivated SS set based on the DCI and a mapping that associates an SS set to a DCI type, DCI format, transmission direction, or specific combinations thereof. In another aspect, a UE may monitor a subset less than all of PDCCH monitoring occasions defined by an active SS set. The UE may receive, during a PDCCH monitoring occasion, a DCI. In response, the UE may monitor a larger number of PDCCH monitoring occasions defined by the active SS set.
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公开(公告)号:US20240007900A1
公开(公告)日:2024-01-04
申请号:US18252768
申请日:2021-01-09
Applicant: QUALCOMM Incorporated
IPC: H04W28/06 , H04W72/232 , H04W72/56
CPC classification number: H04W28/06 , H04W72/232 , H04W72/56
Abstract: Systems and method for providing downlink control information (DCI) sizes prioritization rules to enable a wireless network to monitor and decode a number of DCI sizes without exceeding a DCI sizes budget of a UE are disclosed. In embodiments, a UE monitors for a downlink control information (DCI) message having one of a number of different formats and one of a number of different sizes. The UE is configured with a DCI sizes budget indicating a number of different DCI sizes that the UE is configured to decode. The UE applies a DCI sizes prioritization rule to generate a prioritized set of DCI sizes. The prioritized set of DCI sizes includes a number of DCI sizes to be monitored, which is less than or equal to the DCI sizes budget. The UE decodes the DCI message based on the prioritized set of DCI sizes.
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公开(公告)号:US11855826B2
公开(公告)日:2023-12-26
申请号:US17470735
申请日:2021-09-09
Applicant: QUALCOMM Incorporated
Inventor: Huilin Xu , Jun Ma , Weimin Duan , Mehmet Izzet Gurelli , Qiang Wu
CPC classification number: H04L27/2636 , H04L5/0048 , H04W72/23
Abstract: Example implementations include a method, apparatus and computer-readable medium of wireless communication for applying resource element (RE) skipping to a symbol where a beam change is to occur. A transmitter and a receiver determine that a beam change is to occur during the symbol. The transmitter allocates bits to a subset of REs for the symbol in a frequency domain allocation. Each RE of the subset is spaced apart by a number of empty REs. The transmitter performs an inverse fast Fourier transform (IFFT) on the REs to generate a time domain signal including a number of repetitions of a transmitted waveform. The receiver receives the time domain signal during at least a portion of the symbol. The receiver performs a fast Fourier transform (FFT) on the time domain signal and determines transmitted bits or a channel from the subset of REs output from the FFT.
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