Abstract: Embodiments of this application provide an information sending method, an information receiving method, and a related device. In the information sending method, a network device sends first signaling that carries first indication information, and the network device further sends second signaling that carries second indication information. The first indication information indicates a subset identifier corresponding to a first precoding subset in a first codebook. The first codebook includes a plurality of precoding subsets. Each precoding subset includes a plurality of precoding matrices, and different precoding subsets correspond to different subset identifiers. The second indication information indicates a matrix identifier corresponding to a first precoding matrix in the first precoding subset. Precoding matrices in the first precoding subset correspond to different matrix identifiers, and the first precoding matrix is used to precode a physical uplink shared channel (PUSCH) carried on a first subband.

Abstract: This application discloses a precoding matrix determining method and an apparatus. The method includes: A terminal device receives first precoding indication information from a network device; and the terminal device determines, from a first codebook set, a first precoding matrix indicated by the first precoding indication information, where the first codebook set includes the first precoding matrix, a second precoding matrix, and a third precoding matrix, an element at a first position in the first precoding matrix is equal to a value of exponentiation with a first value as an exponent and a natural constant as a base.

Abstract: This application relates to spatial reuse methods and devices. An example method includes: receiving a physical layer protocol data unit (PPDU) sent by a device, where a bandwidth of the PPDU includes a plurality of 20 megahertz (MHz) subchannels; and performing overlapping basic service set packet detection (OBSS PD)-based spatial reuse, where a first signal strength level of the received PPDU is less than an OBSS PD level, and a unit of the first signal strength level is decibel-milliwatt (dBm)/20 MHz.

Abstract: This disclosure discloses puncturing information indication methods and communication apparatuses. In an implementation, a method comprises generating a physical layer protocol data unit (PPDU) comprising a preamble, wherein the preamble comprises a universal-SIG (U-SIG) field, wherein the U-SIG field comprises mode indication information and preamble puncturing status indication information, and wherein the preamble puncturing status indication information indicates a preamble puncturing status corresponding to a mode indicated by the mode indication information, and sending the PPDU.

Abstract: The present invention relates to pharmaceutical compositions and a method of inhibiting metastasis using anti-ROR1 antibodies or antigen binding fragments, ROR1 binding peptides and ROR1 vaccines.

Abstract: This application discloses a data processing method performed by a computer device. Obtained service data is inputted into a pre-trained model and an initial service model to obtain first fully-connected layer outputs of the pre-trained model and second fully-connected layer outputs of the initial service model. The pre-trained model and the initial service model construct modeling units with different granularities, first modeling units of the pre-trained model are matched with second modeling units of the initial service model, fully-connected layer outputs of the second modeling units have the same sequence length as fully-connected layer outputs of matched target first modeling units so that with the assistance of the pre-trained model, the target service model can be obtained through the initial service model, the knowledge distillation of the models including modeling units with different granularities is realized, thereby effectively improving the service performance of the service model.

Abstract: A pyridazine-containing compound and a medicinal use thereof. Specifically, a compound represented by formula I or a medicinal salt thereof. The compound or the medicinal salt thereof has an NLRP3 inflammasome inhibiting activity, and can be used for treating or preventing NLRP3-related diseases.

Abstract: A transmitter sends a PPDU including a signature symbol to a receiver, where a first preset bit in the signature symbol indicates a standard version corresponding to the PPDU and/or a value of each bit in a second preset bit is 0 or 1. After the receiver receives the PPDU, if the standard version corresponding to the PPDU indicated by the first preset bit in the signature symbol in the PPDU is a standard version corresponding to a first PPDU and/or the value of each bit in the second preset bit in the signature symbol is the same as the preset value, the receiver determines that the received PPDU is the first PPDU. the transmitter and the receiver determine, by using the signature symbol in the PPDU, whether the received PPDU is the first PPDU, to identify the first PPDU, so that information in the received PPDU is correctly interpreted.

Abstract: A channel sounding method and a channel sounding apparatus are disclosed. The method includes: A first communication apparatus sends a null data packet announcement (NDPA) frame, and sends a null data packet (NDP); and a second communication apparatus and a third communication apparatus receive the NDPA frame and the NDP.

Abstract: The present disclosure relates to a substituted 1,4-dihydro-1,6-naphthyridine amide and a use thereof. Specifically, a compound represented by formula I or a pharmaceutically acceptable salt thereof is provided, where R1, R3-R11, Z1 and Z2 are as defined in the present disclosure.

Abstract: A transmitter and a method for dynamically setting a current mode of the transmitter are provided. The transmitter includes a digital signal processing (DSP) circuit and a radio frequency (RF) circuit. The DSP circuit is configured to determine a target current mode by selecting one of multiple candidate current modes of the transmitter according to instantaneous transmitting (TX) information, wherein the instantaneous TX information includes at least one of a resource block (RB) information, a modulation and coding scheme (MCS), and an orthogonal frequency-division multiplexing (OFDM) type of an instantaneous TX signal. The RF circuit is configured to output the instantaneous TX signal, wherein at least one supply voltage and at least one bias voltage of a power amplifier (PA) of the RF circuit is controlled according to the target current mode. More particularly, the multiple candidate current modes correspond to different target power consumptions of the transmitter, respectively.

Abstract: A method for sending a wireless local area network packet structure is provided, and the method comprises: determining a packet structure, where the packet structure comprises an HE-SIGA and an HE-SIGB, the HE-SIGA comprises an indication information, and if a current transmission mode is a full bandwidth MU-MIMO transmission, the indication information is used to indicate a number of scheduled users, or if the current transmission mode is other transmission mode, the indication information is used to indicate a number of symbols in the HE-SIGB; and sending the packet structure.

Abstract: A measurement reporting method includes obtaining, by a first device, M types of measurement results for a first signal. The first signal is used to detect a target object or a spatial channel. The measurement reporting method also includes sending, by the first device, N types of measurement results in the M types of measurement results to a second device. M and N are positive integers, and N is less than or equal to M.

Abstract: A data transmission method includes generating a signaling field of a PPDU, where a channel bandwidth for transmitting the PPDU includes at least two frequency segments, which include a first frequency segment, and the channel bandwidth includes an RU for MU-MIMO transmission; the signaling field includes a common field and a user-specific field, the user-specific field includes a user field corresponding to the RU, and the user field is a user field of a station to which the RU is allocated and that parks on the first frequency segment; and the common field includes a resource unit allocation subfield corresponding to the RU, indicating the RU and a quantity of user fields corresponding to the RU; and sending the signaling field on the first frequency segment. Some embodiments are applied to a WLAN system that supports 802.11be standard.

Abstract: A ceramic metal composite substrate includes a metal core layer, two soldering layers, and two ceramic covering layers. The metal core layer is a metal-diamond composite layer, and the metal core layer has two metallic surfaces spaced apart from each other along a thickness direction by a predetermined thickness. The two soldering layers are respectively formed on the two metallic surfaces. The two ceramic covering layers are respectively fixed to the two metallic surfaces through the two soldering layers. Each of the two ceramic covering layers has a heat-transfer coefficient greater than or equal to 20 W/m·k, and a sum of thicknesses of the two ceramic covering layers and thicknesses of the two soldering layers is less than or equal to the predetermined thickness. Each of the two ceramic covering layers overlaps at least 80% of an area of the corresponding metallic surface along the thickness direction.

Abstract: Embodiments of this application provide an information transmission method, an apparatus, and a system. The method may include: receiving first indication information, where the first indication information indicates a first time domain resource in a first time period, the first time period includes two or more slots, the first time domain resource is located in at least M slots in the first time period, and M is an integer greater than 1; receiving scheduling information, where the scheduling information indicates a second time domain resource for receiving first data, the second time domain resource is a subset or a universal set of the first time domain resource, the second time domain resource belongs to at least two slots, and the second time domain resource is sparse and inconsecutive time domain resources; and receiving the first data on the second time domain resource.

Abstract: A ceramic metal composite substrate (CMCS) includes a metal core layer, two soldering layers, and two ceramic covering layers. The metal core layer includes copper, and the metal core layer has two metallic surfaces spaced apart from each other along a thickness direction by a predetermined thickness. The two soldering layers are respectively formed on the two metallic surfaces. The two ceramic covering layers are respectively fixed to the two metallic surfaces through the two soldering layers. Each of the two ceramic covering layers has a heat-transfer coefficient greater than or equal to 20 W/m·k, and a sum of thicknesses of the two ceramic covering layers and thicknesses of the two soldering layers is less than or equal to the predetermined thickness. Each of the two ceramic covering layers overlaps at least 80% of an area of the corresponding metallic surface along the thickness direction.

Abstract: A method for manufacturing a conductive circuit board includes the steps of: preparing a substrate having opposite upper and lower surfaces, and at least one via hole extending through the upper and lower surfaces and defined by an inner surface; forming a compound metal layer on at least one of the upper surface and the lower surface of the substrate and on the inner surface; etching the compound metal layer by a laser beam, so that a patterned metal circuit layer having a predetermined pattern formed on the substrate; and forming a surface finish layer on a top surface of the patterned metal circuit layer, so as to form a conductive circuit layer. A conductive circuit board manufactured therefrom is also enclosed.

Abstract: This application relates to the field of wireless communication, and in particular, to a multi-channel hybrid transmission technology. In an embodiment, a data transmission method comprises: generating, by a first wireless communications device, a physical protocol data unit (PPDU), wherein the PPDU comprises a legacy short training field (L-STF), a legacy long training field (L-LTF), a legacy signal field (L-SIG), and two signature symbols after the L-SIG in a time-domain, and wherein the two signature symbols are identical and are modulated based on binary phase shift keying (BPSK), the two signature symbols identify a wireless communications standard the PPDU complies with; and transmitting, by the first wireless communications device, the PPDU to a second wireless communications device.

Abstract: This disclosure discloses puncturing information indication methods and communication apparatuses. In an implementation, a method comprises generating a physical layer protocol data unit (PPDU) comprising a preamble, wherein the preamble comprises a universal-SIG (U-SIG) field, wherein the U-SIG field comprises mode indication information and preamble puncturing status indication information, and wherein the preamble puncturing status indication information indicates a preamble puncturing status corresponding to a mode indicated by the mode indication information, and sending the PPDU.