Abstract: Embodiments of the present invention disclose a signal transmission method and a related device. The method includes: generating, by a transmit node, a first signal; and sending, by the transmit node, the first signal on a first resource, where a transmit power of the first signal is non-zero, the first signal is superimposed on a third signal sent on the first resource, and the third signal is used by a receive node to obtain a first interference power, where the transmit node sends no signal on a second resource, there is a fourth signal on the second resource, the fourth signal is used by the receive node to obtain a second interference power, and the first interference power and the second interference power are used to obtain an interference power of the transmit node on the receive node.

Abstract: This application provides an uplink control method and apparatus. The method includes: measuring, by first UE, a first signal on a first time-frequency resource, to obtain a measurement result, where the first signal is a signal formed by superposing second signals sent by at least one second UE on a second time-frequency resource, and a time-domain resource of the first time-frequency resource belongs to a first time-domain resource unit; and controlling, by the first UE, power of uplink data on the first time-domain resource unit based on the measurement result. According to the uplink power control method and apparatus provided in this application, UE-to-UE cross interference can be reduced.

Abstract: Disclosed are a method for transmitting a synchronization channel SCH and a related device. The method include: configuring at least two SCH resources on a first common control channel and an extended control channel of a synchronization transmission period, where the synchronization transmission period includes 10 or 11 Time Division Multiple Access TDMA frames, each TDMA frame includes a total of 8 timeslots from timeslot 0 to timeslot 7, the first common control channel is timeslot 0, the extended control channel does not include timeslot 0, and each SCH resource is a timeslot of a TDMA frame; and transmitting at least two pieces of SCH information on the configured at least two SCH resources, where one piece of SCH information is transmitted on each SCH resource, and the at least two pieces of SCH information include same frame number information.

Abstract: A resource configuration method and an apparatus are provided. The resource configuration method includes: receiving, by user equipment, configuration information sent by a network device, where the configuration information is used to indicate at least one time interval and at least one time-frequency resource unit within the time interval, and the time-frequency resource unit includes a first time-frequency resource subunit and/or a second time-frequency resource subunit; and reconfiguring, by the user equipment, a resource mapping manner and/or a rate matching manner based on the configuration information, so that no downlink receiving or uplink sending is performed by the user equipment on the first time-frequency resource subunit, and adjusting a timing offset of the second time-frequency resource subunit to perform downlink receiving or uplink sending on the second time-frequency resource subunit obtained by adjusting the timing offset.

Abstract: An information sending method and device are provided, which include: obtaining M pieces of code block information corresponding to one codeword; performing the following processing on each of the M pieces of code block information to obtain N layers of output bit information: obtaining a quantity K of layers corresponding to one piece of the M pieces of code block information; obtaining a quantity of bits output after rate matching is performed on the one piece of code block information; and obtaining K layers of output bit information of the one piece of code block information based on the quantity of layers corresponding to the one piece of code block information and the quantity of bits output after rate matching is performed on the one piece of code block information; and modulating the N layers of output bit information and sending the modulated N layers of output bit information.

Abstract: Embodiments of the present invention relate to the communications field, and provide a CQI measurement method, an apparatus, and a wireless communications system, to improve accuracy of downlink CQI measurement performed by UE. The CQI measurement method includes: determining, by a base station, a downlink CQI measurement resource, where the downlink CQI measurement resource is for use by a first UE to perform downlink CQI measurement, the downlink CQI measurement resource includes a frequency domain resource, and a bandwidth of the frequency domain resource is less than a system bandwidth; and sending, by the base station, resource indication information to the first UE, where the resource indication information is used to indicate the downlink CQI measurement resource.

Abstract: A method of path loss estimation at a user equipment (UE) comprises receiving a downlink cell-specific signal block comprising a synchronization channel and a broadcasting channel demodulation reference signal; receiving control information indicative of a signal transmission power of the downlink cell-specific signal block; and determining an estimated path loss for the UE based at least in part on the signal transmission power of the downlink cell-specific signal block and a received power of the downlink cell-specific signal block filtered using a layer 3 filtering coefficient.

Abstract: A resource determining method is provided. The method includes: determining a time domain position and a resource unit type of a first time domain resource unit based on first configuration information; determining a time domain position of a second time domain resource unit based on the time domain position of the first time domain resource unit, where the time domain position of the second time domain resource unit is at a time domain position which is different from the time domain position of the first time domain resource unit and is within a preset time period; and receiving second configuration information from a network-side device, and determining a resource unit type of the second time domain resource unit based on the second configuration information. Thus, subframe types of various subframes in D-TDD can be determined.

Abstract: Embodiments of the present invention provide a data transmission method, a network device, and user equipment, including: sending, by the network device, first indication information and second indication information to the user equipment, where the first indication information is used to indicate a frequency domain resource of a physical random access channel of the user equipment, the second indication information is physical layer control signaling, the second indication information is used to indicate a time domain resource of the physical random access channel, and a random access resource corresponding to the frequency domain resource and the time domain resource is used to carry random access information of the user equipment. In the embodiments of the present invention, a resource of a random access channel is dynamically indicated by using the physical layer control signaling, to improve random access resource allocation flexibility.

Abstract: The present invention relates to the field of wireless communications, and in particular, to a transmit power control technology in a wireless communications system. In a transmit power control method, user equipment performs transmit power compensation on subframes in different subframe sets by using different power compensation amounts, and sends data in the subframes by using uplink transmit powers on which the transmit power compensation has been performed. According to the solution provided in this application, smoothness of a signal-to-noise ratio of each uplink subframe can be ensured when a full-duplex technology is applied, and reception performance of the uplink subframe can further be ensured without causing excessively large signaling overheads.

Abstract: This disclosure disclose a terminal control method and a terminal. The method may include: when detecting that the front-facing camera is in a low power consumption mode, sending, by the second processor, a first message to the first processor, where the first message indicates that the front-facing camera is in the low power consumption mode; after receiving the first message, controlling, by the first processor, the front-facing camera to collect a low-power-consumption-mode image in the low power consumption mode; receiving, by the first processor, the low-power-consumption-mode image and identifying whether there are a predetermined quantity of consecutive low-power-consumption-mode images that include preset characteristic information, where the preset characteristic information is characteristic information indicating that a user currently needs to use the terminal; and adjusting, by the first processor, brightness of a screen of the terminal according to an identification result.

Abstract: Embodiments of the present invention provide an information transmission method, including: obtaining, by a first device, N layers of symbol data sequences; performing scrambling processing on each of the N layers of symbol data sequences, to obtain a scrambled signal; and sending the scrambled signal to a second device, where N is a positive integer. Such a method for multiplexing and transmitting a plurality of layers of information based on a scrambled signal can improve a system performance gain.

Abstract: A system and method for adapting code rate are provided. A method for a first communication device to transmit a resource assignment to at least one communication device includes assigning at least one transmission resource to transmit the resource assignment, adapting a code rate of an encoded payload based on the at least one transmission resource and a threshold, thereby producing an adapted payload, and transmitting the adapted payload.

Abstract: Embodiments of this disclosure improve the reliability of blind decoding when beamforming is used by having a user equipment (UE) receive a single downlink control information (DCI) message with different transmission and/or reception parameters. In some embodiments, a UE receives more than one set of configuration parameters, where any two sets of configuration parameters out of the more than one set of configuration parameters have at least one different parameter. The UE may receive two sets of configuration parameters each having a different transmission modes, but the same search space type. Additional examples are also provided.

Abstract: An adjustable bladder assembly for use with a closed hydraulic power system is provided. The bladder assembly includes a rigid body and a bladder cover slidably engaged therein. The bladder cover divides an interior area of the bladder assembly into first and second portions. The first portion of the bladder assembly is configured to be in fluid communication with a fluid reservoir of the hydraulic power system, with internal pressure of the hydraulic power system acting on an inner surface of the bladder cover, thereby biasing the bladder assembly towards an inflated configuration. The second portion of the bladder assembly is open to the environment such that ambient air pressure acting on an outer surface of the bladder cover biases the bladder assembly towards a deflated configuration.

Abstract: A system and method for adapting code rate are provided. A method for a first communication device to transmit a resource assignment to at least one communication device includes assigning at least one transmission resource to transmit the resource assignment, adapting a code rate of an encoded payload based on the at least one transmission resource and a threshold, thereby producing an adapted payload, and transmitting the adapted payload.

Abstract: Embodiments of the present invention disclose a base station, user equipment (UE), and a carrier scheduling indication method to resolve a problem that signaling overheads are relatively large.

Abstract: A communication method and an apparatus are provided. The method includes: obtaining, by a base station, power parameters of a first user equipment UE and an adjustment parameter ?1,ue1 for a first transmit power; sending, by the base station, the power parameters of the first UE and the adjustment parameter ?1,ue1 for the first transmit power to the first UE; determining, by the base station, the first transmit power according to the power parameters of the first UE and the adjustment parameter ?1,ue1 for the first transmit power; and sending, by the base station, a signal to the first UE at the first transmit power.

Abstract: The present disclosure provides a wireless network coverage enhancement method, apparatus, and system. The method includes: receiving, by a terminal, a downlink signal sent by a network device; determining, by the terminal, a first coverage level of the terminal according to the downlink signal; determining, by the terminal, an uplink communications parameter according to the first coverage level; and sending, by the terminal, an uplink signal to the network device according to the uplink communications parameter. According to the method in embodiments of the present invention, a probability of successfully receiving the uplink signal is improved. Therefore, the network device does not need to send a NACK to the terminal, so that overheads of an air interface between the terminal and the network device are reduced, a period in which the terminal performs coverage enhancement is shortened, and power consumption of the terminal is reduced.

Abstract: Disclosed are a method for transmitting a synchronization channel SCH and a related device. The method include: configuring at least two SCH resources on a first common control channel and an extended control channel of a synchronization transmission period, where the synchronization transmission period includes 10 or 11 Time Division Multiple Access TDMA frames, each TDMA frame includes a total of 8 timeslots from timeslot 0 to timeslot 7, the first common control channel is timeslot 0, the extended control channel does not include timeslot 0, and each SCH resource is a timeslot of a TDMA frame; and transmitting at least two pieces of SCH information on the configured at least two SCH resources, where one piece of SCH information is transmitted on each SCH resource, and the at least two pieces of SCH information include same frame number information.