SIGNALING OF TRANSMISSION PARAMETERS

    公开(公告)号:SG11202107703TA

    公开(公告)日:2021-08-30

    申请号:SG11202107703T

    申请日:2020-02-06

    Applicant: QUALCOMM INC

    Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may use easily detectable transmission parameters to infer difficult-to-detect parameters for communications with a base station. For example, the base station may provide the UE with multiple sets of transmission parameters, and the UE 115 may choose from among these sets of transmission parameters for the communications. In some cases, the UE may be configured with a reference set of transmission parameters, receive one or more transmission parameters that are different relative to the reference set of transmission parameters, and then determine to use the different transmission parameters for the communications. Additionally or alternatively, the multiple sets of transmission parameters may be specified for a certain uplink message (e.g., random access channel messages), where the UE selects the transmission parameter set based on one or more characteristics of the uplink message.

    Sounding reference signal (SRS) resource and resource set configurations for positioning

    公开(公告)号:AU2020218528A1

    公开(公告)日:2021-08-19

    申请号:AU2020218528

    申请日:2020-02-06

    Applicant: QUALCOMM INC

    Abstract: Disclosed are techniques for using sounding reference signal (SRS) for positioning. In an aspect, a UE receives an SRS configuration, the SRS configuration defining one or more SRS resource sets, each SRS resource set comprising one or more SRS resources, and each SRS resource comprising one or more SRS ports, wherein at least one SRS port of at least one SRS resource of at least one SRS resource set defined in the SRS configuration is usable by the UE at least for positioning. The UE transmits a positioning SRS utilizing one or more positioning SRS ports, wherein the positioning SRS is transmitted in a positioning SRS pattern such that across N consecutive symbols, where N is greater than or equal to two, SRS resource elements (REs) to which the one or more positioning SRS ports are mapped are staggered in frequency and use each of the N consecutive symbols.

    COMPUTER-GENERATED SEQUENCE DESIGN FOR BINARY PHASE SHIFT KEYING MODULATION DATA

    公开(公告)号:SG11202103083VA

    公开(公告)日:2021-05-28

    申请号:SG11202103083V

    申请日:2019-11-01

    Applicant: QUALCOMM INC

    Abstract: Methods, systems, and devices for wireless communications are described. A device (e.g., a base station or a user equipment (UE)) may identify a sequence length corresponding to a number of resource blocks, and select a modulation scheme based on the sequence length. The device may select, from a set of sequences associated with the modulation scheme, a sequence having the sequence length. In some examples, the set of sequences may include at least one of a set of time domain phase shift keying computer-generated sequences or a set of frequency domain phase shift keying computer-generated sequences. The device may generate a reference signal for a data transmission based on the sequence and transmit the reference signal within the number of resource blocks.

    SRS RESOURCE CONFIGURATION ENHANCEMENTS

    公开(公告)号:SG11202013072TA

    公开(公告)日:2021-02-25

    申请号:SG11202013072T

    申请日:2019-07-18

    Applicant: QUALCOMM INC

    Abstract: Certain aspects of the present disclosure provide techniques for sounding reference signal (SRS) resource configuration enhancements. A method generally includes receiving, from the network, a message comprising sounding reference signal (SRS) configuration information, wherein the SRS configuration information comprises configuration information for a first SRS resource set and configuration information for a second SRS resource set and transmitting at least one SRS according to the received SRS configuration information.

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