A power control method, a terminal device and a network device are disclosed, wherein power adjustment information is associated with a resource, so that power control for URLLC is more targeted and is also more efficient. The power control method includes: a terminal device receiving first information, wherein the first information comprises at least one piece of power adjustment information; and the terminal device determining, according to the at least one piece of power adjustment information and power configuration information, a sending power, wherein the power configuration information at least comprises a first correlation, and the first correlation is a correlation between the power adjustment information and a resource.

A power control method, a terminal device and a network device are disclosed, wherein power adjustment information is associated with a resource, so that power control for URLLC is more targeted and is also more efficient. The power control method includes: a terminal device receiving first information, wherein the first information comprises at least one piece of power adjustment information; and the terminal device determining, according to the at least one piece of power adjustment information and power configuration information, a sending power, wherein the power configuration information at least comprises a first correlation, and the first correlation is a correlation between the power adjustment information and a resource.

A communication method includes: a first device determines first control information, where the first control information carries first information, and the first information is used to indicate emergency information; and the first control information is format-3 control information, format-3A control information, format-6-0A control information, format-6-0B control information, format-6-1A control information, or format-6-1B control information; the first device sends the first control information to a second device; and the first device sends the emergency information to the second device. The method expands coverage of a network, and may be applied to an internet of things (IoT), for example, machine type communication (MTC), a long term evolution-machine (LTE-M), or machine-to-machine (M2M).

A communication method includes: a first device determines first control information, where the first control information carries first information, and the first information is used to indicate emergency information; and the first control information is format-3 control information, format-3A control information, format-6-0A control information, format-6-0B control information, format-6-1A control information, or format-6-1B control information; the first device sends the first control information to a second device; and the first device sends the emergency information to the second device. The method expands coverage of a network, and may be applied to an internet of things (IoT), for example, machine type communication (MTC), a long term evolution-machine (LTE-M), or machine-to-machine (M2M).

An uplink power control method and device are provided. The method includes: receiving first indication information sent by a base station, wherein the first indication information is used to indicate an uplink power control rule for an uplink signal; determining a transmission power of the uplink signal according to the uplink power control rule indicated by the first indication information.

Methods, apparatuses, systems, and computer-readable media for power control for a secondary cell are disclosed. Primary and secondary transmit power control (TPC) indexes may indicate positions of first and second TPC commands, respectively, within downlink control information (DCI). Based on one or more of the TPC indexes, TPC commands may be used for sending transport blocks.

Methods, apparatuses, systems, and computer-readable media for power control for a secondary cell are disclosed. Primary and secondary transmit power control (TPC) indexes may indicate positions of first and second TPC commands, respectively, within downlink control information (DCI). Based on one or more of the TPC indexes, TPC commands may be used for sending transport blocks.

There is disclosed a method of operating a user equipment in a radio access network. The method includes transmitting feedback signaling pertaining to a plurality of cells, the feedback signaling being transmitted at a power level, the power level being based on a difference between a value V and a value U, the value V being indicative of the total number of scheduling assignments the user equipment is expected to receive for the plurality of cells, and the value U being indicative of the total number of scheduling assignments for the plurality of cells received by the user equipment. The disclosure also pertains to related devices and methods.

Methods, systems, and devices for wireless communications are described. A user equipment (UE) may communicate with a base station as part of a wireless communications system. The UE may receive, from a base station, an indication of a configuration for a multi-panel transmission power control (TPC) command to be transmitted by the base station. The UE may also receive, according to the indicated configuration, a downlink control information (DCI) message including a set of TPC commands. The UE may determine, based on the set of TPC commands, a first transmit power for a first antenna panel of the UE and a second transmit power for a second antenna panel of the UE. The UE may transmit an uplink signal using the first antenna panel at the first transmit power and the second antenna panel at the second transmit power.

Example implementations include a method of wireless communication by receiving, by a wireless communication device from a wireless communication node, a downlink signaling that comprises a plurality of Transmission Power Control (TPC) command fields which indicate one or more TPC command values, and sending, by the wireless communication device, one or more uplink transmissions using one or more closed loop indices that are determined based on the plurality of TPC command fields. Example implementations include a method of wireless communication by sending, by a wireless communication node to a wireless communication device, a downlink signaling that comprises a plurality of Transmission Power Control (TPC) command fields which indicate one or more TPC command values, and receiving, by the wireless communication node, one or more uplink transmissions using one or more closed loop indices that are determined based on the plurality of TPC command fields.