RADIO LINK MONITORING (RLM) PROCEDURES IN NEW RADIO UNLICENSED BANDS (NR-U)

    公开(公告)号:US20210051507A1

    公开(公告)日:2021-02-18

    申请号:US16992812

    申请日:2020-08-13

    Applicant: MEDIATEK INC.

    Abstract: Aspects of the disclosure provide apparatuses and methods for wireless communications. One apparatus includes processing circuitry that selects one or more first available radio link monitoring reference signal (RLM-RS) samples from a plurality of received RLM-RS samples based on signal qualities of the one or more first available RLM-RS samples. The one or more first available RLM-RS samples are received within a first evaluation period. The processing circuitry determines whether a total number of the one or more first available RLM-RS samples is less than a target number. When the total number of the one or more first available RLM-RS samples is determined to be less than the target number, the processing circuitry determines a second evaluation period that is greater than the first evaluation period, and performs an RLM procedure in an unlicensed band within the second evaluation period.

    ELECTRONIC DEVICE AND METHOD FOR SCHEDULING RESTRICTION

    公开(公告)号:US20220353872A1

    公开(公告)日:2022-11-03

    申请号:US17764396

    申请日:2020-09-29

    Applicant: MEDIATEK INC.

    Inventor: Hsuan-Li LIN

    Abstract: Aspects of the disclosure provide an electronic device including a transceiver and processing circuitry and a method for scheduling restriction. The transceiver can receive from a network configuration information to configure a measurement resource for a signal quality measurement. The signal quality measurement can determine a signal quality of a reference signal from the network to the electronic device. The processing circuitry can determine whether to apply the scheduling restriction based on the configuration information. In response to applying the scheduling restriction, the processing circuitry can determine when to apply the scheduling restriction based at least on a resource type of the measurement resource, the resource type being one of periodic, semi-persistent, and aperiodic. In an example, the signal quality of the reference signal includes a layer 1 (L1) reference signal received power (L1-RSRP) for the reference signal and the signal quality measurement includes an L1-RSRP measurement.

    USER EQUIPMENT FOR RSSI MEASUREMENT AND RSSI MEASUREMENT METHOD

    公开(公告)号:US20210360458A1

    公开(公告)日:2021-11-18

    申请号:US17243822

    申请日:2021-04-29

    Applicant: MEDIATEK INC.

    Abstract: User equipment (UE) for Received Signal Strength Indicator (RSSI) measurement is provided. The UE may include a radio frequency (RF) signal processing device and a processor. The RF signal processing device receives an RSSI measurement. The processor is coupled to the RF signal processing device. The processor determines whether the RSSI measurement is an intra-frequency RSSI measurement or an inter-frequency RSSI measurement based on the carrier bandwidth of the UE and a sub-band which is configured for the RSSI measurement.

    SECONDARY CELL ACTIVATION IN NEW RADIO SYSTEM

    公开(公告)号:US20210111851A1

    公开(公告)日:2021-04-15

    申请号:US17021726

    申请日:2020-09-15

    Applicant: MEDIATEK INC.

    Inventor: Hsuan-Li LIN

    Abstract: A method of activating a secondary cell (SCell) can include receiving on a primary cell (PCell) at a user equipment (UE) a first medium access control (MAC) control element (CE) for activating the SCell, receiving on the PCell a second MAC CE for indicating a first transmission configuration indication (TCI) state for receiving one of a physical downlink control channel (PDCCH) or a physical downlink shared channel (PDSCH) of the SCell, starting to perform a time-frequency tracking process in the SCell based on a synchronization signal block (SSB) indicated in the first TCI state without waiting for an arrival of a third MAC CE on the PCell for activating a semi-persistent (SP) channel state information reference signal (CSI-RS) resource set of the SCell, and performing a CSI reporting process based on the SP CSI-RS resource set activated by the third MAC CE on the SCell.

    METHOD AND APPARATUS FOR HALF-DUPLEX-FREQUENCY DIVISION DUPLEX MODE SWITCH IN MOBILE COMMUNICATIONS

    公开(公告)号:US20250007681A1

    公开(公告)日:2025-01-02

    申请号:US18712421

    申请日:2022-12-05

    Applicant: MEDIATEK INC.

    Abstract: Various solutions for half-duplex-frequency division duplex (HD-FDD) mode switch with respect to user equipment and network apparatus in mobile communications are described. An apparatus may report a capability of supporting full-duplex-frequency division duplex (FD-FDD) to a network node. The apparatus may receive a configuration from the network node configuring an operation mode. The apparatus may operate in an HD-FDD mode in an event that the configuration configures the HD-FDD mode. The apparatus may operate in an FD-FDD mode in an event that the configuration configures the FD-FDD mode.

    DOWNLINK REFERENCE SIGNALS FOR RADIO RESOURCE MANAGEMENT (RRM) MEASUREMENT

    公开(公告)号:US20180198585A1

    公开(公告)日:2018-07-12

    申请号:US15864838

    申请日:2018-01-08

    Applicant: MEDIATEK INC.

    Abstract: Aspects of the disclosure provide a method for transmission of downlink mobile reference signals (MRSs). The method can include transmitting an MRS that includes a first part MRS and an additional part MRS, wherein the first part MRS includes first MRS bursts each multiplexed with a synchronization signal block (SS block), and the additional part MRS includes second MRS bursts and is configurable to be transmitted or not transmitted.

    RADIO RESOURCE MANAGEMENT (RRM) PROCEDURE IN A SHARED SPECTRUM

    公开(公告)号:US20210051485A1

    公开(公告)日:2021-02-18

    申请号:US16986614

    申请日:2020-08-06

    Applicant: MEDIATEK INC.

    Abstract: Aspects of the disclosure provide a method and an apparatus. For example, the apparatus can include receiving circuitry and processing circuitry. The receiving circuitry can be configured to receive from a cell a Q number and one or more SSBs within DRS transmission windows associated with the cell. The processing circuitry can be configured to, for each of the DRS transmission windows, perform a modulo operation on position indexes of the SSB with the Q number to determine SSB beam indexes (SBIs) of the SSBs. A remainder of each of the position indexes is an SBI of one of the SSBs that corresponds to the position index. The processing circuitry can be further configured to combine RRM measurements of the SSBs within the DRS transmission windows based on the SBIs of the SSBs to determine the quality of the cell.

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