Flexible resource allocation for even further enhanced machine type communication (EFEMTC)

    公开(公告)号:US11147124B2

    公开(公告)日:2021-10-12

    申请号:US16406763

    申请日:2019-05-08

    Abstract: A User Equipment (UE) includes processing circuitry coupled to memory. To configure the UE for machine type communication (MTC), the processing circuitry is to decode radio resource control (RRC) signaling from a base station (such as an Evolved Node-B (eNB)). The RRC signaling indicates activation of flexible starting physical resource block (PRB) for physical downlink shared channel (PDSCH) resource allocation. DCI received on an MTC physical downlink control channel (MPDCCH) is decoded, the DCI indicating a narrowband (NB) index of a NB frequency resource and at least one PRB index for the PDSCH resource allocation. The NB frequency resource indicated by the NB index is shifted based on the activation of the flexible starting PRB for PDSCH resource allocation. PDSCH data received from the base station using the shifted NB frequency resource is decoded.

    SIMULTANEOUS HARQ-ACK FEEDBACK AND UPLINK TRANSMISSION WITHOUT DYNAMIC GRANT

    公开(公告)号:US20190335488A1

    公开(公告)日:2019-10-31

    申请号:US16407786

    申请日:2019-05-09

    Abstract: An apparatus of a user equipment (UE) comprises one or more baseband processors to process payload size comprising a number of feedback bits for a hybrid automatic repeat request-acknowledgement (HARQ-ACK) configuration received from a New Radio (NR) NodeB (gNB) for physical uplink shared channel (PUSCH) transmission without grant, and to determine a size of reserved resource elements (REs) and mapping pattern in accordance with the configured HARQ-ACK payload size, and to transmit uplink shared channel on PUSCH without grant which is rate-matched around the reserved REs. The UE alternatively comprises one or more baseband processors to process a downlink control information (DCI) grant received from a to schedule a PUSCH transmission, wherein the one or more baseband processors are configured for dynamic DCI grant overwriting to process a dynamic indication to interrupt the scheduled PUSCH transmission.

    Inter-frequency inter-public land mobile network (PLMN) discovery

    公开(公告)号:US10448235B2

    公开(公告)日:2019-10-15

    申请号:US15557070

    申请日:2015-12-24

    Abstract: A user equipment (UE) can receive, from an eNodeB, a serving PLMN system information block (SIB)19 for a carrier frequency of a serving PLMN of the UE. The UE can acquire inter-frequency and inter-PLMN discovery system information acquisition assistance signaling information from the SIB19. The UE can process a non-serving PLMN SIB19 for one or more carrier frequencies of a non-serving PLMN using the inter-frequency and inter-PLMN discovery system information acquisition assistance signaling information. The UE can identify inter-frequency and inter-PLMN discovery announcement rate information and monitoring control configuration information for the one or more carrier frequencies of the non-serving PLMN to enable the UE to perform device-to-device (D2D) discovery with a UE in the non-serving PLMN according to the inter-frequency and inter-PLMN discovery announcement rate information and monitoring control configuration information.

    FLEXIBLE SLOT FORMAT INDICATION (SFI) MONITORING FOR NEW RADIO UNLICENSED COMMUNICATIONS

    公开(公告)号:US20190313383A1

    公开(公告)日:2019-10-10

    申请号:US16372864

    申请日:2019-04-02

    Abstract: User equipment (UE) includes processing circuitry, where to configure the UE for New Radio (NR) communications in an unlicensed spectrum, the processing circuitry is to decode radio resource control (RRC) signaling including configuration information identifying a physical downlink control channel (PDCCH) search space set. The configuration information includes a PDCCH monitoring periodicity, a PDCCH monitoring offset, and a PDCCH monitoring duration associated with the PDCCH search space set. The PDCCH search space set is monitored for downlink control information (DCI) using the PDCCH monitoring periodicity, the PDCCH monitoring offset, and the PDCCH monitoring duration. Upon detecting the DCI within the monitored PDCCH search space set, a DCI format within the DCI is decoded.

    PHYSICAL DOWNLINK CONTROL CHANNEL (PDCCH) BLIND DECODING IN FIFTH GENERATION (5G) NEW RADIO (NR) SYSTEMS

    公开(公告)号:US20190223164A1

    公开(公告)日:2019-07-18

    申请号:US16361981

    申请日:2019-03-22

    CPC classification number: H04W72/042 H04L5/001 H04W24/08 H04W76/11 H04W76/27

    Abstract: A network device (e.g., a user equipment (UE), or a new radio NB (gNB)) can process or generate a configuration of physical downlink control channel (PDCCH) monitoring in different search spaces sets independently from one another in order to manage different services optimally. A processor of the network device can be configured to receive physical downlink control channel (PDCCH) candidates of a PDCCH in a slot for channel estimation across search spaces of the slot. Different priorities can be determined among the PDCCH candidates in the slot based on a priority rule. Then a number of PDCCH candidates can be skipped/dropped from monitoring based on the different priorities of the PDCCH candidates to ensure that a threshold level of blind decoding operations across a plurality of slots of the PDCCH is being satisfied. The UE can monitor a portion of the PDCCH candidates while concurrently skipping another.

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