Abstract: Provided is a transmission control method, sounding reference signal transmission method, terminal, base station and medium, wherein the transmission control method comprises: receiving the configuration information sent by the network side, the configuration information includes the association relationship between the grouping index and the first information, wherein, the first information has the association relationship with the channel or the reference signal; according to the grouping index and the configuration information, determining the receiving mode or sending mode of the channel or reference signal associated with the first information.

Abstract: An example method includes performing a plurality of measurements relating to a channel status; determining a plurality of bases according to the plurality of measurements, with each basis corresponding to one of a plurality of domains; and transmitting a report that includes information about the plurality of bases to a wireless communication node. The information identifies the plurality of bases and indicates coefficients on the plurality of bases from which the plurality of measurements can be decoded.

Abstract: Embodiments of a system, device and method for configuring reference signaling are disclosed. In some embodiments, a method includes determining, by a wireless communication device, N sets of parameters, determining, by the wireless communication device according to a layer 1 measurement, whether a condition of an event is satisfied, and identifying, by the wireless communication device according to the determination, M sets of parameters from the N sets of parameters. In some embodiments, N is a positive integer value. In some embodiments, M is smaller than or equal to N.

Abstract: Disclosed are methods apparatuses and computer readable media. In one aspect, a method includes receiving a rank indication or a first index associated with the rank indication, wherein the rank indication is used to determine G rank values, wherein G is a positive integer, and receiving a matrix indication or a second index associated with the matrix indication, wherein the matrix indication is used to determine a basic matrix. The method further includes determining a precoding matrix for a transmission according to at least one of the G rank values or the basic matrix.

Abstract: Techniques are described for performing physical uplink shared channel (PUSCH) transmission. An example wireless communication method includes performing, by a communication device, an uplink transmission, where the uplink transmission is performed using a precoder, where the precoder is based on one or more sounding reference signal (SRS) resources, one or more ranks, and/or one or more precoding matrix indicators, and where one precoding matrix indicator of the one or more precoding matrix indicators indicates a precoding matrix for a rank.

Abstract: Structures and configurations for coherent joint transmission (CJT) codebook are disclosed. In an implementation, a method of wireless communication includes determining, by a communication device, N channel status information reference signal port groups, wherein N is a positive integer, receiving, by the communication device, channel status information reference signals on the N channel status information reference signal port groups, determining, by the communication device, C precoding matrices based on the received channel status information reference signals on the N channel status information reference signal port groups, wherein C is a positive integer, and transmitting, by the communication device, a report including a precoding matrix indicator that includes information about a first type of vector, wherein the first type of vector includes C elements, and each of the C elements corresponds to one first type of frequency domain unit.

Abstract: The present invention provides an electronic shelf label communication system, method and apparatus.

Abstract: Methods, systems, and devices related to wireless communication are described.

Abstract: The present disclosure relates to a fabricated concrete connection structure and a construction method, the structure including shear wall members. Tops of the shear wall members are fixedly connected to a plurality of connection female heads, and the plurality of connection female heads are arranged at equal intervals along length directions of the shear wall members. Reinforcing cage pre-formed holes penetrate through the tops and bottoms of the shear wall members. A plurality of connection male heads are arranged at equal intervals along the length directions of the shear wall members, and the plurality of connection male heads are in one-to-one correspondence with the plurality of connection female heads. One sides of the bottoms of the shear wall members are fixedly connected to folding plates. The present disclosure can achieve the purpose of connecting the shear wall members conveniently and quickly, improving the efficiency and quality of construction.

Abstract: A wireless communication method includes receiving, by a wireless communication device from a network, at least one port parameter, determining, by the wireless communication device, at least one uplink codebook parameter, and determining, by the wireless communication device, a precoder for an uplink transmission based on the at least one uplink codebook parameter and the at least one port parameter.

Abstract: Systems, methods, and apparatus for wireless communication are described. A wireless communication method includes determining, by a wireless device, one or more types of power control information, where each type of the one or more types of power control information includes one or more power control parameters for an uplink transmission. The method further includes determining, by the wireless device, based on the one or more types of power control information, a transmit power for the uplink transmission. The method further includes performing, by the wireless device, the uplink transmission using the transmit power. The described techniques may be adopted by a network device or by a wireless device.

Abstract: Presented are systems and methods for uplink frequency selective precoding. A wireless communication device may receive a first signaling from the wireless communication node. The first signaling may include a plurality of precoding information associated with a plurality of port groups. The wireless communication device may determine signals precoded according to the plurality of precoding information. The wireless communication device may transmit the signals to the wireless communication node.

Abstract: This application provides a method and an apparatus for sending feedback information and a method and an apparatus for receiving feedback information, to reduce resource waste in a data retransmission process.

Abstract: Disclosed are techniques, systems, apparatuses, and methods of wireless communication. In one aspect, a method of wireless communication is disclosed. The method includes transmitting, by a first communications node to a second communications node, a set of information for transmission of reference signals or channels, wherein the set of information includes: timing information related to a transmission timing of the reference signals or channels, timing information related to when an antenna group or a group of reference signals and/or channels related to the antenna group is activated, or an identification of one or more antenna groups associated with the reference signals or channels.

Abstract: The present invention relates to a method and system for quantitatively evaluating surface roughness of an organic pore of kerogen in shale. The method includes: making a shale sample; applying a circle of silver-painted conductive tape on the edge of the shale sample to obtain a processed sample; conducting image scanning on the processed sample to obtain a scanned image; determining a kerogen area according to the scanned image; determining an organic pore area according to the kerogen area; carrying out gridding treatment on the organic pore area to obtain multiple grid cells; adopting double integral calculation on each of the grid cells to obtain the areas of the multiple grid cells; summing each of the areas to obtain the surface area of the organic pore; and evaluating surface roughness of the organic pore according to the surface area of the pore.

Abstract: Provided are an information determination method and apparatus, a signal reception method and apparatus and a signal transmission method and apparatus. The information determination method includes determining quasi-co-location reference signal information about an aperiodic measurement reference signal resource according to at least one of a relationship between a first threshold and a time interval, whether an intersection is null, or a time offset or a predetermined rule.

Abstract: Disclosed are power control method and device, and method and device for determining target receiving power. The power control method includes: space domain resource information of a transmission is received; a power control parameter of the transmission is determined according to the space domain resource information of the transmission and an association between space domain resource information and power control parameter, where a number of at least one parameter of the power control parameter of the transmission is greater than 1; and a transmit power of the transmission is determined according to the power control parameter of the transmission. According to the embodiments of the present disclosure, the power control parameter is configured for one transmission, a number of at least one parameter of the configured power control parameter is greater than 1, and a beam scenario or a panel scenario or a multi-TRP scenario is supported.

Abstract: Methods, apparatus, and systems that enable the indication of Demodulation Reference Signal (DMRS) and Phase Tracking Reference Signal (PTRS) for enhancement of the PTRS as well as the DMRS transmissions in future generations of wireless communication systems. In one example aspect, a method for wireless communication includes transmitting, by a base station to a terminal device, a signaling message indicating an association between more than four DMRS ports and at least two PTRS ports. The signaling message includes multiple groups of bits. Each group corresponds to a PTRS port, and each group includes one or more bits indicating a value that corresponds to one of the more than four DMRS ports. The method also includes receiving, by the base station, a transmission from the terminal device according to the signaling message.

Abstract: Disclosed is to a method and system for detecting microplastics with a small particle size, an electronic device and a medium.