The embodiment of the invention discloses an overheating indication method and related equipment. The overheating indication method provided by the embodiment of the invention comprises the followingsteps: when terminal equipment is in an overheating state, the terminal equipment sends first overheating indication information to network equipment; the terminal device receives first reconfiguration information sent by the network device, wherein the first reconfiguration information is generated by the network device according to the first overheating indication information; and the terminal device does not support the uplink reference signal antenna in-turn transmission capability according to the first reconfiguration information. After receiving the overheating indication information reported by the terminal equipment, the network equipment can adjust the uplink reference signal antenna in-turn transmitting capability of the terminal equipment, so as to reduce the power consumptionof the terminal equipment and solve the problem of overheating of the terminal equipment.

Overheating indication method and related equipment

The invention provides an SRS sending method and a mobile terminal. The method comprises the following steps: acquiring the moving speed of the mobile terminal; and sending the SRS in an SRS sending mode corresponding to the moving speed. According to the method, the SRS sending flexibility can be improved.

SRS sending method and mobile terminal

A transmission of a sounding reference signal by an electronic device is provided. A method of an electronic device includes transmitting a signal via a first antenna subset including at least one of a plurality of antennas, measuring an emission environment of the plurality of antennas, using the signal, determining at least one antenna to be used for transmitting a sounding reference signal (SRS), based on the emission environment, and transmitting the SRS via the at least one determined antenna. The emission environment includes a strength of a reflected signal that corresponds to the signal and is reflected by the first antenna subset, or a strength of a reception signal that corresponds to the signal and is received by a second antenna subset including at least one remaining antenna.

Method of transmitting sounding reference signal and electronic device therefor

The present application provides a method and communication device for sending and receiving a sidelink data packet, which can be applied to the Internet of Vehicles, e.g. V2X, LTE-V, V2V, etc., or can be used for D2D, intelligent driving, intelligent and connected vehicles, and other fields. The method comprises: determining the size of a sidelink data packet and determining, according to said size, a first number of a time-frequency unit corresponding to the sidelink data packet; then determining a frequency-domain resource of a second time-frequency resource from a first time-frequency resource according to said first number, a time-domain resource of the second time-frequency resource, and a resource selection rule; or determining a time-domain resource of the second time-frequency resource from the first time-frequency resource according to the first number, a frequency-domain resource of the second time-frequency resource, and a resource selection rule; sending or receiving a sidelink data packet on the second time-frequency resource. Using the embodiments of the present application, it is possible to reduce the waste of sidelink control resources, improving the resource utilization and applicability of a communication system.

Method and communication device for sending and receiving sidelink data packet

The invention relates to the technical field of communication, and discloses a radio frequency system control method and device, terminal and a storage medium. The method of the embodiment is appliedto UE using NSA, and comprises steps ofif a radio frequency system corresponding to a new air interface NR of the UE is in an open state, determining a transport block size NR TBS corresponding to thenew air interface, judging whether the NR TBS is smaller than a TBS threshold value or not, if the NR TBS is smaller than the TBS threshold value, closing the radio frequency system corresponding tothe NR. When the 5G transmission capacity is poor, the radio frequency system corresponding to the NR is turned off, and the power consumption of the UE can be reduced.

Radio frequency system control method and device, terminal and storage medium

Systems and methods for selectively enabling antenna selection at a wireless device for uplink sounding reference signal transmission in a Time Division Duplexing (TDD) wireless communication system are disclosed In some embodiments, a method of operation of a network node comprises making a determination as to whether to enable or disable antenna selection at a wireless device for transmission of uplink sounding reference signals based on: an estimated speed of movement of the wireless device; both the estimated speed and a Signal to Interference plus Noise Ratio (SINR) for one or more downlink channels to the wireless device; or the estimated speed, the SINR for the one or more downlink channels, and a rank used for downlink transmission to the wireless device The method further comprises sending, to the wireless device, an indication that indicates whether the wireless device is to enable or disable antenna selection

Systems and methods for adaptive srs transmit antenna selection

A method performed by a wireless transmitter determining a transport block size (TBS) is provided. The method includes determining a TBS using a general function of a number of physical resource blocks (PRBs) to be granted (N_PRB), a number of resource elements (REs) per PRB (N_RE{circumflex over ( )}(DL,PRB)), a number of layers per transport block (υ), a number of bits per modulation (Q_m), and a coding rate determined by a modulation coding scheme (MCS) (R), allocating a transport block of the determined TBS and transmitting the transport block to a wireless receiver. Apparatuses for implementing the method are also provide.

Transport block size determination for new radio

Systems and methods are disclosed herein for multi-user pairing and, in some embodiments, Signal to Interference plus Noise Ratio (SINR) calculation in a cellular communications system. In some embodiments, a method performed in a base station of a cellular communications system to perform downlink scheduling for Multi-User Multiple Input Multiple Output (MU-MIMO) comprises, for each User Equipment (UE) of a plurality of UEs considered for MU-MIMO UE pairing, obtaining a relative beam power at the UE for each of the plurality of beams. The relative beam power at the UE for each beam is a value that represents a relative beam power of the beam at the UE relative to a beam power of a strongest of the plurality of beams at the UE. The method further comprises selecting a MU-MIMO UE pairing based on the obtained relative beam powers.

Multi-user pairing and sinr calculation based on relative beam power for codebook-based dl mu-mimo

Apparatuses and methods are disclosed for Channel State Information Reference Signal (CSI-RS) resource mapping. According to one embodiment, a method in a network node includes allocating at least one resource for CSI Interference Measurement (CSI-IM) within a predetermined IM region of a Resource Block (RB) of the cell, the predetermined IM region encompassing a plurality of resources of the RB of the cell, the allocated at least one resource being selected from among the plurality of resources of the IM region to reduce a likelihood of overlap with at least one resource allocated for CSI-IM in a neighboring cell, the predetermined IM region at least partially overlapping with a respective predetermined IM region of a RB of the neighboring cell, and the predetermined IM region of the cell not overlapping resources allocated for Non-Zero Power Channel State Information Reference Signal (NZP CSI-RS) of the neighboring cell.

Channel state information reference signal resource mapping

According to one or more embodiments, a wireless device (22) configured to report one of a plurality of predefined Channel Quality Indicator (CQI) values is provided. A maximum CQI value of the plurality of predefined CQI values corresponds to any one of a plurality of signal characteristic values greater than or equal to a threshold signal characteristic value. The wireless device (22) includes processing circuitry (84) configured to determine a first signal characteristic value associated with a received signal. The processing circuitry (84) is further configured to if the first signal characteristic value is greater than or equal to the threshold signal characteristic value associated with the maximum CQI value, generate a CQI report indicating: the maximum CQI value, and a power backoff from the first signal characteristic value that results in the threshold signal characteristic value.

Qiang Yongquan

Papers

Systems and methods for adaptive srs transmit antenna selection

Transport block size determination for new radio

Multi-user pairing and sinr calculation based on relative beam power for codebook-based dl mu-mimo

Channel state information reference signal resource mapping

Channel quality indicator (cqi) reporting with cqi headroom