A communications system is disclosed. The communications system includes a first access point and a second access point whose operating channels overlap. The first access point and the second access point each measure a signal strength of a response frame sent by a terminal device associated with the first access point, to obtain a first signal strength and a second signal strength. The first access point determines, based on the first signal strength and the second signal strength, a power, a power upper limit, or a power adjustment value to be used by the second access point when the second access point and the first access point perform concurrent transmission. The communications system can perform a step of measuring the signal strength in the concurrent transmission between the access points, and reduce dependence on the terminal device.

This disclosure provides a sidelink power control method and a terminal device. The method is applied to the terminal device, and includes: sending information to a first terminal device in sidelink communication, so that the first terminal device generates power control indication information based on a receiving status of the information; receiving the power control indication information from the first terminal device; and determining an information transmit power of the terminal device in the sidelink communication according to the power control indication information.

An indication information sending method includes that a base station generates first indication information and sends the first indication information to a terminal device. The first indication information indicates a power control manner of a first channel, the power control manner being one power control manner in a power control manner set providing transmit power of a signal on the first channel is determined by a terminal device based on a first parameter or according to a rule predefined on the terminal device.

Technologies directed to improving power for wireless transceivers are described. One method determines, in a first mode, a first value associated with a wireless link and a second values associated with the wireless link, the first value being indicative of a first metric and the second value being indicative of a second metric different from the first metric. The first value and the second value collectively indicate a category of channel quality for the wireless link. The method determines that the wireless device can operate in a second mode for subsequent data based on the category of channel quality, wherein in the second mode the wireless device consumes less power than in the first power mode. The method receives, in the second mode, second data over the wireless link.

A radio communication apparatus according to an exemplary aspect includes: a detection unit configured to detect an object flying in the vicinity of a propagation path of directional radio waves; a distance calculation unit configured to calculate a distance between the propagation path of the radio waves and the object detected by the detection unit; a change amount determination unit configured to determine a change amount of a transmission power value used in performing transmission of the radio waves in accordance with the distance calculated by the distance calculation unit; and a signal control unit configured to control the transmission power value based on the change amount determined by the change amount determination unit. The change amount determination unit adopts a positive value as the change amount when the calculated distance is equal to or smaller than the prescribed distance.

Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may determine one or more beam metric values for one or more beams that are monitored by the UE, wherein the one or more beam metric values correspond to one or more of a beam power management maximum power reduction (P-MPR) metric, a beam uplink reference signal receive power (RSRP) metric, or a beam virtual power headroom metric; and transmit a report based at least in part on the one or more beam metric values. Numerous other aspects are provided.

A communication device capable of connecting to and communicating with another device using a first function operating as a terminal device and a second function operating as a base station device, the communication device acquires a first reception power density of a signal of a downlink received from an upstream device connected by the first function, acquires a second reception power density of a signal of an uplink received from a downstream device connected by the second function, and transmits a transmission power control command for controlling transmission power of the signal of the downlink to the upstream device, based on the first reception power density and the second reception power density.

Systems, apparatuses and methods may provide for technology that adjusts, via a short-term subsystem, a communications parameter for one or more of wireless communication devices based on data from one or more of a plurality of sensors. The technology may also determine, via a neural network, a prediction of future performance of the wireless network based on a state of the network environment, wherein the state of the network environment includes information from the short-term subsystem and location information about the wireless communication devices and other objects in the environment, and determine a change in network configuration to improve a quality of communications in the wireless network based on the prediction of future performance of the wireless network. The technology may further generate generic path loss models based on time-stamped RSSI maps and record a sequence of events that cause a significant drop in RSSI to determine a change in network configuration.

Disclosed are a method and apparatus for measuring wireless performance of a receiver of a wireless terminal, and a non-transitory computer readable storage medium. The method includes the following. A measured signal of a receiver to be measured is determined. Measured signals of other receivers except the receiver to be measured are zero. Multiple transmitted signals are determined based on the measured signals. The multiple transmitted signals are transmitted through multiple measurement antennas. When a bit error rate of the receiver to be measured does not equal a preset bit error rate, the measured signal is adjusted, determining the multiple transmitted signals based on the updated measured signal. When the bit error rate equals the preset error rate, a power of the measured signal is determined as the radiant sensitivity of the receiver to be measured.

In some aspects of the disclosure, a method of wireless communication includes performing a first wireless transmission using a plurality of transmission and reception points (TRPs) of a vehicle. The first wireless transmission is performed based on a first transmit power allocation among the plurality of TRPs. The method further includes, in response to the first wireless transmission, receiving one or more feedback signals indicating a receive status of the first wireless transmission at one or more devices. The method further includes performing a second wireless transmission using the plurality of TRPs based on a second transmit power allocation among the plurality of TRPs. The second transmit power allocation is determined based on at least one received signal strength of the one or more feedback signals.