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公开(公告)号:US11943759B2
公开(公告)日:2024-03-26
申请号:US17948716
申请日:2022-09-20
Applicant: Apple Inc.
Inventor: Yuchul Kim , Jia Tang , Yang Li , Wei Zeng , Haitong Sun , Yu Zhang , Zhu Ji , Dawei Zhang
IPC: H04W72/12 , H04L5/00 , H04W72/04 , H04W72/0446 , H04W72/0453 , H04W72/23 , H04W76/27 , H04W76/28
CPC classification number: H04W72/1215 , H04L5/0053 , H04W72/0446 , H04W72/0453 , H04W72/23 , H04W76/27 , H04W76/28
Abstract: This disclosure relates to techniques for a wireless device to dynamically adapt its bandwidth use using network scheduling information in a cellular communication system. A radio resource control connection between a cellular base station and a wireless device may be established. The wireless device may receive network scheduling information from the cellular base station. The wireless device may dynamically select a receive bandwidth for receiving transmissions from the cellular base station based at least in part on the network scheduling information.
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公开(公告)号:US20240089974A1
公开(公告)日:2024-03-14
申请号:US17916542
申请日:2021-10-01
Applicant: APPLE INC.
Inventor: Oghenekome Oteri , Chunxuan Ye , Dawei Zhang , Wei Zeng , Wei Zhang , Hong He , Chunhai Yao , Seyed Ali Akbar Fakoorian , Sigen Ye , Weidong Yang , Haitong Sun , Yushu Zhang
CPC classification number: H04W72/23 , H04L5/0092
Abstract: Methods, systems, apparatuses, and computer programs for search space configuration for multi-slot physical downlink control channel (PDCCH) monitoring. In one aspect, a method can include actions of obtaining, by a base station, data indicating capabilities of user equipment (UE), wherein the obtained data includes at least data indicating sub-carrier spacing used by the UE, determining, by the base station and based on the obtained data indicating capabilities of the UE, (i) a periodicity selection parameter that indicates a subset of slot periodicities that the UE is to monitor for PDCCH and (ii) one or more other search space configuration parameters. generating, by the base station, a UE configuration command for configuring the search space that includes at least the determined periodicity selection parameter, encoding, by the base station, the generated UE configuration command for transmission to the UE, and transmitting, by the base station, the encoded command to the UE.
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公开(公告)号:US20240080864A1
公开(公告)日:2024-03-07
申请号:US18260226
申请日:2021-12-20
Applicant: Apple Inc.
Inventor: Chunxuan Ye , Dawei Zhang , Wei Zeng , Weidong Yang , Seyed Ali Akbar Fakoorian , Oghenekome Oteri , Hong He , Haitong Sun , Zhibin Wu
Abstract: The present application relates to devices and components including apparatus, systems, and methods for network-assisted sidelink resource selection.
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公开(公告)号:US11924888B2
公开(公告)日:2024-03-05
申请号:US17441528
申请日:2020-08-06
Applicant: Apple Inc.
Inventor: Fangli Xu , Chunhai Yao , Dawei Zhang , Haijing Hu , Longda Xing , Murtaza A. Shikari , Sarma V. Vangala , Srinivasan Nimmala , Wei Zeng
CPC classification number: H04W74/0841 , H04W56/004 , H04W76/20
Abstract: Techniques discussed herein can facilitate inactive state transmissions for a Base Station (BS) via a 4-step or 2-step inactive state RACH process. One example aspect is a BS comprising: communication circuitry; and one or more processors communicatively coupled to the communication circuitry and configured to: receive, via the communication circuitry, a message 1 (Msg1) or a message A (MsgA) preamble based on a Random Access Channel (RACH) configuration for a Radio Resource Control (RRC) inactive data transmission; receive, via the communication circuitry, a message 3 (Msg3) or a MsgA Physical Uplink Shared Channel (PUSCH) comprising uplink (UL) data via configured resources; and transmit, via the communication circuitry, a message 4 (Msg4) or a message B (MsgB) in response to the Msg3 or the MsgA PUSCH.
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公开(公告)号:US20240064760A1
公开(公告)日:2024-02-22
申请号:US17438355
申请日:2021-08-05
Applicant: Apple Inc.
Inventor: Haitong Sun , Dawei Zhang , Wei Zeng , Yushu Zhang , Hong He , Weidong Yang , Oghenekome Oteri , Chunhai Yao
IPC: H04W72/231 , H04W72/1273
CPC classification number: H04W72/231 , H04W72/1273
Abstract: Provided is a method for a user equipment (UE). The UE obtains a first control information from a network device. The first control information indicates a plurality of search space sets including a first search space set and a second search space set. The first search space set and the second search space set are linked. The first search space set includes a first physical downlink control channel (PDCCH) candidate for the first search space set and the second search space set includes a first PDCCH candidate for the second search space set. The first PDCCH candidate for the first search space set and the first PDCCH candidate for the second search space set are linked. The UE monitors PDCCH candidates based on the first control information.
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公开(公告)号:US20240063855A1
公开(公告)日:2024-02-22
申请号:US18476540
申请日:2023-09-28
Applicant: APPLE INC.
Inventor: Haitong Sun , Chunhai Yao , Dawei Zhang , Hong He , Oghenekome Oteri , Wei Zeng , Weidong Yang , Yushu Zhang
IPC: H04B7/0456 , H04L5/00
CPC classification number: H04B7/0456 , H04L5/0051
Abstract: Apparatus and methods are provided for port selection codebook configuration. A user equipment (UE) may receive, from a base station, an indication of parameter settings of a port selection codebook. The port selection codebook includes a port selection matrix W1, a combinational coefficient matrix W2, and a frequency basis selection matrix Wf. Based at least in part on the parameter settings, the UE selects L CSI-RS ports, Mv frequency basis from a window of N consecutive frequency basis; and up to beta*L*Mv entries per layer, where beta is a percentage of the L*Mv entries per layer. The UE reports one or more of the port selection matrix W1, the up to beta*L*Mv entries in the combinational coefficient matrix W2 per layer, and the frequency basis selection matrix Wf to the base station.
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公开(公告)号:US20240057137A1
公开(公告)日:2024-02-15
申请号:US18477377
申请日:2023-09-28
Applicant: APPLE INC.
Inventor: Chunxuan Ye , Dawei Zhang , Haitong Sun , Hong He , Huaning Niu , Oghenekome Oteri , Seyed Ali Akbar Fakoorian , Wei Zeng , Weidong Yang , Yushu Zhang
IPC: H04W72/40 , H04W72/541
CPC classification number: H04W72/40 , H04W72/541
Abstract: Systems and methods for sidelink (SL) resource pool resource use by a user equipment (UE) are disclosed herein. In some embodiments, when the UE performs contiguous partial sensing in addition to periodic partial sensing, the UE performs one of resource selection and resource re-evaluation based a size of a time gap between a slot where the UE has SL data and a first slot of periodic-based candidate slots within a resource selection window. In other embodiments, the UE performs contiguous partial sensing without additional periodic partial sensing in the case where a packet delay budget (PDB) for the SL data is greater than a threshold. In some embodiments, the UE performs periodic partial sensing for resource re-evaluation and/or resource pre-emption according to a set of periodicity values Preserve,rs-ev (and optionally period definition data Kre-ev). Restrictions on the use of random resource selection by the UE are also described.
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公开(公告)号:US20240057134A1
公开(公告)日:2024-02-15
申请号:US18360281
申请日:2023-07-27
Applicant: Apple Inc.
Inventor: Huaning Niu , Weidong Yang , Haitong Sun , Seyed Ali Akbar Fakoorian , Dawei Zhang , Sigen Ye , Wei Zeng , Chunxuan Ye , Ankit Bhamri
CPC classification number: H04W72/40 , H04W74/0808
Abstract: A user equipment (UE), a baseband processor or other network device can operate in a new radio (NR) unlicensed network to correlate resource selection with shared spectrum channel access. The device can perform a resource selection procedures within a resource selection window (RSW) to determine a set of candidate resources, and a clear channel assessment (CCA). A resource selection of one or more resources can be performed from the set of candidate resources to enable a sidelink (SL) communication. The CCA initiates after an aperiodic traffic arrival, after a previous transmission, or after the resource selection is completed.
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公开(公告)号:US20240056260A1
公开(公告)日:2024-02-15
申请号:US18364288
申请日:2023-08-02
Applicant: Apple Inc.
Inventor: Haitong Sun , Dawei Zhang , Wei Zeng , Chunxuan Ye , Sigen Ye , Huaning Niu , Oghenekome Oteri
IPC: H04L5/00 , H04W72/1268 , H04W72/02 , H04W76/20
CPC classification number: H04L5/0051 , H04W72/1268 , H04W72/02 , H04W76/20
Abstract: This disclosure relates to techniques for configuring 8 transmit antenna uplink operation in a wireless communication system. A wireless device and a cellular base station may establish a wireless link. The wireless device may perform sounding reference signal transmissions on each of 8 sounding reference signal resources, where each resource is associated with a transmit antenna port. The wireless device may receive an indication from the cellular base station of an 8 transmit antenna port uplink configuration to use, which may include a sounding reference signal resource indicator. The wireless device may perform uplink communication with the cellular base station using the 8 transmit antenna port configuration.
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公开(公告)号:US20240056242A1
公开(公告)日:2024-02-15
申请号:US17885424
申请日:2022-08-10
Applicant: Apple Inc.
Inventor: Oghenekome Oteri , Wei Zeng , Dawei Zhang , Hong He , Seyed Ali Akbar Fakoorian , Weidong Yang
CPC classification number: H04L5/0012 , H04L5/0051 , H04L1/08
Abstract: Apparatuses, systems, and methods for positioning reference signals (PRSs) for reduced capacity devices, e.g., in 5G NR systems and beyond. A UE may be configured to receive, from a network (e.g., from a base station and/or an LMF), a first repetition of a frequency hopping (FH) PRS in a first frequency bandwidth. The first frequency bandwidth may be a subset of a full bandwidth used for full bandwidth PRSs. The UE may be configured to switch to a second frequency bandwidth that may be overlapped with the first frequency bandwidth. The second frequency bandwidth may be a subset of the full bandwidth. Additionally, the UE may be configured to receive a second repetition of the FH PRS in the second frequency bandwidth.
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