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公开(公告)号：US20230067433A1
公开(公告)日：2023-03-02
申请号：US17442539
申请日：2020-05-14
Applicant: Apple Inc.
Inventor： Hong HE , Chunhai YAO , Chunxuan YE , Dawei Zhang , Haitong SUN , Jie CUI , Oghenekome OTERI , Wei ZENG , Weidong YANG , Yang TANG , Yuchul KIM , Yushu ZHANG
Abstract: Some aspects of this disclosure include apparatuses and methods for implementing mechanisms for downlink control information between an electronic device (for example, a UE) and a network for cell detection and measurement. For example, some aspects relate to an electronic device including a transceiver and a processor communicatively coupled to the transceiver. The processor monitors one or more paging occasions within a discontinuous repetition cycle (DRX) and can make a determination of one or more paging occasions within the DRX to not monitor. Each paging occasion may include a transmission by the network of downlink control information for one or more paging messages.
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公开(公告)号：US20230055018A1
公开(公告)日：2023-02-23
申请号：US17441948
申请日：2020-05-14
Applicant: Apple Inc.
Inventor： Hong HE , Chunhai YAO , Dawei ZHANG , Haitong SUN , Jie CUI , Wei ZENG , Yang TANG , Yushu ZHANG , Zhibin WU
Abstract: An approach for wireless communications to support reduced capability New Radio (NR) with larger available control resource sets (CORESET) bandwidths. Examples include a frequency-hopping CORESET with a predefined hopping pattern configured by higher layers, such as RRC signaling or MAC Control Element (CE) on a per CORESET per UE or purely per UE basis. Frequency hopping patterns for CORESET transmissions include the use of PRBs for CORESETs that are mirrored with respect to the central frequency of active bandwidth part (BWP), and the use of a random parameter to step through the frequency pattern. The sub-band location of the physical downlink shared channel that is scheduled by the physical downlink control channel may be indicated using the DCI format, or may be based on a last slot for PDCCH transmission.
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公开(公告)号：US20230045052A1
公开(公告)日：2023-02-09
申请号：US17817090
申请日：2022-08-03
Applicant: Apple Inc.
Inventor： Haitong SUN , Dawei ZHANG , Hong HE , Oghenekome OTERI , Seyed Ali Akbar FAKOORIAN , Wei ZENG , Weidong YANG , Yushu ZHANG
Abstract: A base station is configured to determine a sounding reference signal (SRS) configuration that has a plurality of cyclic shifts for a comb 8 SRS, a plurality of user equipment (UE) ports for transmitting the comb 8 SRS and a mapping of the plurality of cyclic shifts to the plurality of UE ports. The base station is further configured to transmit the SRS configuration to the UE.
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公开(公告)号：US20230044542A1
公开(公告)日：2023-02-09
申请号：US17818426
申请日：2022-08-09
Applicant: Apple Inc.
Inventor： Chunhai YAO , Chunxuan YE , Dawei ZHANG , Fangli XU , Haitong SUN , Hong HE , Oghenekome OTERI , Sigen YE , Wei ZENG , Weidong YANG , Yushu ZHANG
IPC: H04W72/00
Abstract: A user equipment (UE) is configured to receive physical uplink control channel (PUCCH) configuration information associated with PUCCH resource allocation for negative acknowledgement (NACK)-only based hybrid automatic repeat request (HARQ)-acknowledgement (ACK) feedback for multicast broadcast service (MBS), receive a signal from a base station and transmit HARQ-ACK feedback to the base station in response to the signal.
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公开(公告)号：US20220416986A1
公开(公告)日：2022-12-29
申请号：US17823280
申请日：2022-08-30
Applicant: Apple Inc.
Inventor： Jeongho JEON , Joonyoung CHO , Gang XIONG , Hong HE , Debdeep CHATTERJEE
Abstract: Methods, systems, and storage media are described for physical resource block indexing to provide coexistence for narrow band, carrier aggregation, and wide band user equipment in new radio. Other embodiments may be described and/or claimed.
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Patent Agency Ranking
公开(公告)号：US20220394749A1
公开(公告)日：2022-12-08
申请号：US17890634
申请日：2022-08-18
Applicant: Apple Inc.
Inventor： Gang XIONG , Debdeep CHATTERJEE , Ajit NIMBALKER , Hong HE
Abstract: Disclosed herein are timing determination techniques for 5G radio access network (RAN) cells. According to various such techniques, a user equipment (UE) may receive a downlink (DL) scheduling command to schedule a DL data transmission from a base station. The UE may identify a scheduled slot for transmission of hybrid automatic repeat request (HARQ) feedback corresponding to the DL data transmission based on a received slot of the DL data transmission and an applicable slot offset value. The applicable slot offset value may indicate a number of slots by which the received slot precedes the scheduled slot. The applicable slot offset value may be identified from a value set based on an indicator comprised in the DL scheduling command, or may be identified using the various other techniques described herein.
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公开(公告)号：US20220322231A1
公开(公告)日：2022-10-06
申请号：US17593516
申请日：2020-10-14
Applicant: Apple Inc.
Inventor： Haitong SUN , Chunhai YAO , Chunxuan YE , Dawei ZHANG , Hong HE , Hongbo YAN , Huaning NIU , Shengshan CUI , Sigen YE , Wei ZENG , Weidong YANG , Yushu ZHANG
Abstract: A user equipment (UE) receives reference signals during a discontinuous reception (DRX) cycle to perform frequency and timing tracking or automatic gain control (AGC). The UE receives configuration information corresponding to a reference signal that is to be transmitted to a user equipment (UE) when the UE is in a first operating state, receives the reference signal from a cell of a network when the UE is in the first operating state, performs one of frequency and timing tracking or automatic gain control (AGC) using the reference signal and receives a signal from the cell during a time window that the UE is scheduled to utilize an active mode of data exchange processing.
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公开(公告)号：US20220312537A1
公开(公告)日：2022-09-29
申请号：US17250476
申请日：2020-01-31
Applicant: Apple Inc.
Inventor： Zhibin WU , Fangli XU , Chunxuan YE , Dawei ZHANG , Haijing HU , Haitong SUN , Hong HE , Jie CUI , Yuqin CHEN
Abstract: The exemplary embodiments relate to a user equipment (UE) performing radio link monitoring of a sidelink. The UE may transmit a signal over the sidelink and receive an indication of a type of hybrid automatic repeating request (HARQ) feedback in response to the signal. The UE may then generate a radio link metric associated with the sidelink based on the type of HARQ feedback. The UE may determine that the radio link metric satisfies a predetermined threshold and initiate a keep alive procedure for the sidelink based on the radio link metric satisfying the predetermined threshold.
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公开(公告)号：US20220312482A1
公开(公告)日：2022-09-29
申请号：US17593536
申请日：2020-10-15
Applicant: APPLE INC.
Inventor： Huaning NIU , Chunhai YAO , Chunxuan YE , Dawei ZHANG , Haitong SUN , Hong HE , Oghenekome OTERI , Sigen YE , Wei ZENG , Weidong YANG , Yang TANG , Yushu ZHANG
Abstract: Systems and methods for using clear channel assessment (CCA) on a channel prior to transmitting the channel are disclosed. A wireless transmission system may perform omnidirectional CCA using a CCA power threshold that is calculated based on a number of synchronization signal blocks (SSBs) transmitted by the wireless transmission system per SSB burst or per synchronization signal/physical broadcast channel (SS/PBCH) block measurement timing configuration (SMTC) window, or on a number of transmit (Tx) antennas used. A wireless transmission system may perform directional CCA on one or more Rx beams that correspond to one or more intended Tx beams using CCA power thresholds calculated based on an equivalent isotropic radiated power (EIRP) of the one or more intended Tx beams to determine directional availability of the channel. A wireless transmission system may determine a CCA power threshold based on a scaling between an actual CCA bandwidth and a nominal CCA bandwidth.
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公开(公告)号：US20220312392A1
公开(公告)日：2022-09-29
申请号：US17593502
申请日：2020-10-02
Applicant: Apple Inc.
Inventor： Haitong SUN , Chunhai YAO , Chunxuan YE , Dawei ZHANG , Hong HE , Huaning NIU , Ismael Gutierrez GONZALEZ , Jia TANG , Oghenekome OTERI , Sigen YE , Wei ZENG , Weidong YANG , Yushu ZHANG
Abstract: A cell receives channel state information for multiple transmission reception points (TRPs) from a user equipment (UE). The cell selects a first transmission reception point (TRP) of multiple TRPs associated with a cell of a network, transmits a signal to a user equipment (UE) via the selected TRP, wherein the signal is configured to trigger semi-persistent CSI (SP-CSI) report at the UE and receives the SP-CSI report from the UE that includes CSI corresponding to each TRP of the multiple TRPs.
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