Abstract: This application provides a data sending method and apparatus, and a terminal device. The method includes: determining, by a terminal device, a transmit power based on first information, where the first information includes at least one of the following information: information about a channel coding type of uplink control information in an uplink control channel, information about a length of a check code bit in the uplink control information, information about a quantity of resources occupied by an uplink reference signal in the uplink control channel, information about whether the uplink control channel is sent in a frequency hopping manner, or a transmission format of the uplink control channel; and sending, by the terminal device, the uplink control channel based on the transmit power, so that communication reliability and accuracy can be improved.

Abstract: Embodiments of this application disclose methods, apparatuses, and storage media for transmitting and responding to assistance request information. The method includes receiving an assistance request instruction; transmitting an assistance request message to an instant messaging client of at least one request-receiving user based on the assistance request instruction, the assistance request message being displayed on a session page of the instant messaging client, the session page being used by the at least one request-receiving user to conduct a message session; and acquiring assistance request content of an assistance requesting user in real time and displaying the assistance request content to the session page.

Abstract: A data processing method and a data processing apparatus are provided to reduce a bit error rate of a wireless communications system and improve transmission performance of the wireless communications system. The method includes: mapping L to-be-sent bits to L bit locations included in at least one modulation symbol, where the L to-be-sent bits include at least one bit field, a bit in a bit field having a high priority is preferentially mapped to a bit location that is of the at least one modulation symbol and that has a high reliability level, the at least one bit field is at least one of an information bit field, a first parity bit field, and a second parity bit field; and outputting the at least one modulation symbol.

Abstract: The present disclosure relates to timing advance indication methods, communication apparatuses, and storage medium. In one example method, a first device determines a quantity of extended bits and a location of the extended bit of a timing advance (TA) instruction based on a subcarrier spacing of a second device. The first device sends the TA instruction to the second device, where the TA instruction includes the extended bit, and a quantity of bits of the TA instruction is greater than 12.

Abstract: This disclosure provides data processing methods. One example including a network device obtains target information that includes a transmission delay difference corresponding to a target beam or a target cell; determines a first preamble format based on the transmission delay difference, and then determines first configuration information used to indicate the first preamble format and a first set of random access occasions included in a random access period, where an interval between random access times included in the first set of random access occasions is greater than or equal to a preamble length corresponding to the first preamble format; and generates a corresponding first configuration index based on the first configuration information. The preamble formats required for different beams or cells can be determined based on transmission delay differences corresponding to the different beams or cells, and then configuration information of a random access occasion is further determined.

Abstract: This application discloses a method: determining, based on a length of to-be-encoded information bits and a code rate, a code length N after encoding; determining, based on N, a minimum segment code length, and a maximum segment code length, a reserved segment quantity of each type of segments in segments of b?a+1 types of segment code lengths and a reserved code length corresponding to N, where the minimum segment code length is 2{circumflex over (?)}a, and the maximum segment code length is 2{circumflex over (?)}b; determining a segment quantity of each type of segments based on N, the reserved code length, a segment code length of each type of segments, and the reserved segment quantity of each type of segments, where N corresponds to S segments, and a segment code length of an ith segment in the S segments is greater than or equal to a segment code length of an (i+1)th segment in the S segments.

Abstract: The technology of this application relates to an information transmission method, an apparatus, and a system. The method includes user equipment receives first indication information sent by a first network device, where the first indication information includes a polarization method of a target cell, and the user equipment performs cell measurement on the target cell based on the polarization method of the target cell. According to the method, the user equipment can obtain the polarization method of the target cell before entering the target cell. In this way, when performing cell handover and reselection, the user equipment can enable, based on the polarization method of the target cell, only a port corresponding to the polarization method of the target cell, to receive a satellite signal, and perform cell measurement on the target cell, to complete cell handover and reselection procedures.

Abstract: Example communication methods and apparatus are described. One example method includes generating a first signal and sending a first signal, where the first signal includes an orthogonal frequency division multiplexing (OFDM) symbol, a first-type cyclic prefix (CP), and a second-type CP. CP resources of the first-type CP include two types of CP resources: a first CP resource and a second CP resource. CP resources of the second-type CP include one type of CP resource, that is, the second CP resource. The first CP resource may be used to carry data that is different from data carried on the OFDM symbol. The second CP resource may be used to carry data that is the same as the data carried on the OFDM symbol.

Abstract: Embodiment techniques map parity bits to sub-channels based on their row weights. In one example, an embodiment technique includes allocating, from a set of sub-channels, one or more sub-channels for one or more parity bits based on row weights for sub-channels in a subset of sub-channels within the set of sub-channels, mapping information bits to remaining sub-channels in the set of sub-channels based on a reliability of the remaining sub-channels without mapping any of the information bits to the one or more sub-channels allocated for the one or more parity bits, polar encoding the information bits and the one or more parity bits based on at least the mapping of the information bits to the remaining sub-channels to obtain encoded bits, and transmitting the encoded bits to another device.

Abstract: A thawing solution has 0.1-50 g of a biomimetic material for controlling ice, 0-1.0 mol L?1 of a water-soluble sugar, and balance of a buffer solution. The biomimetic material for controlling ice is a material for controlling ice having an ice-philic group and a hydrophilic group. The hydrophilic group is a functional group that can form a non-covalent interaction with water molecules, and the ice-philic group is a functional group that can form a non-covalent interaction with ice. Using the thawing solution and the thawing reagent prepared from the biomimetic material for controlling ice, which material has ice-philic and hydrophilic properties, the growth and recrystallization of ice crystals can be effectively controlled, and damage to cells or tissue caused by uncontrolled growth of the ice crystals during recovery can be significantly ameliorated.

Abstract: A biomimetic ice growth inhibition material is prepared. by constructing a library for structures of compound molecules, with the compound molecules comprising a hydrophilic group and an ice-philic group, by evaluating the spreading performance of each compound molecule at an ice-water interface by adopting molecular dynamics simulation (MD simulation), and by screening the compound molecules with the desired affinities for ice and water. The present invention firstly provides the mechanism of the affinities of the ice growth inhibition material for ice and water, introduces MD simulation into the molecular structure design of the ice growth inhibition material, evaluates the affinities of the designed ice growth inhibition material for ice and water through MD simulation, predicts the ice growth inhibition performance of the ice growth inhibition material, and can realize the optimization of the structure.

Abstract: Embodiments of this application disclose a polar coding method, apparatus, and device, so as to reduce storage overheads of a system. A sequence for polar coding is obtained based on a length M of a target polar code, wherein the sequence comprises L sequence numbers, ordering of the L sequence numbers in the sequence is the same as ordering of the L sequence numbers in a maximum mother code sequence, wherein the maximum mother code sequence is obtained by sorting N sequence numbers of N polarized channels in ascending order or descending order of reliability metrics, wherein L and N are integer power of 2, M is smaller than or equal to L, L is smaller than or equal to N.

Abstract: Example Polar code rate matching methods and apparatus are described. One example method includes determining indexes of Z polarized channels on which forced frozen bits are placed, where the Z polarized channels are a subset of N polarized channels corresponding to N to-be-encoded bits, where N=2n, Z<N, and n and Z are positive integers. A first codeword with a length of N is obtained by performing Polar coding on the N to-be-encoded bits. Rate matching is performed on the first codeword to obtain a second codeword with a length of M, where M<N and M is a positive integer. The second codeword with a length of M is sent.

Abstract: The application provides a channel encoding method, an encoding apparatus, and a system. A bit sequence X1N is output by using X1N=D1NFN, where D1N is a bit sequence obtained after an input bit sequence u1N is encoded based on locations of K to-be-encoded information bits in an encoding diagram that has a mother code length of N, u1N is a bit sequence obtained based on the K to-be-encoded information bits, and FN is a Kronecker product of log2 N matrices F2. A design considers that the locations of the K to-be-encoded information bits in the encoding diagram that has a mother code length of N include a row location index set H of the information bits in the encoding diagram and a layer location index set M of the information bits in the encoding diagram, where 0?H?N, and 0<M?logm N?1.

Abstract: Embodiments of the application provides a method for encoding. The method includes: receiving a to-be-encoded data block; encoding the data block at an aggregation level of 2L, where a formula used during the encoding is as follows: [ u . 2 ? ? L u . L ] ? [ G LN 0 G LN G LN ] = ? C . 2 ? ? L C . L ? ( I ) u . L = { u L u L - 1 … u 1 } , u . 2 ? ? L = ? { u 2 ? L u 2 ? L - 1 … u L + 1 } , ? c . L = { c L c L - 1 … c 1 } , c . 2 ? ? L = { c 2 ? L c 2 ? L - 1 … c L + 1 } , G LN = G N ? log 2 ( L ) ( II ) L=2n, and n is a natural number greater than or equal to 0; and outputting an encoded data block.

Abstract: A cryopreservation solution contains 0.01-50.0 g of bionic ice control materials, 5.0-30 mL of polyols, 1-30 g of water-soluble sugar, and 0-30 mL of serum, and a buffer in every 100 mL of the cryopreservation solution. It does not contain DMSO. When being used for the cryopreservation of mouse oocytes and embryos, the solution may achieve the same or an even higher cell and tissue survival rate and functional expression stability as or than a commercial cryopreservation solution (containing 15% DMSO), and has high preservation efficiency. The cryopreservation solution without DMSO or serum reduces parasitic biological contaminants in the commercial cryopreservation solution containing serum currently used in clinical practice.

Abstract: The present application provides a therapeutic combination of a quinoline derivative and an antibody, which comprises an immune checkpoint inhibitor and a tyrosine kinase inhibitor, wherein the tyrosine kinase inhibitor is a compound of formula I or a pharmaceutically acceptable salt thereof. The therapeutic combination in the present application shows good activity against lung tumor and liver tumor.

Abstract: The present invention provides methods and compositions for modulating molecular markers, and hence treating or preventing breast cancer (e.g., triple-negative breast cancer) and melanoma with a pharmaceutically effective amount of S-equol or a pharmaceutical composition comprising S-equol. The S-equol may be administered alone or in combination with one or more cytotoxic or immunotherapeutic compound or molecule.

Abstract: Example methods and apparatus for determining a timing advance are described. One example method includes obtaining ephemeris information of a satellite, where the ephemeris information includes coordinates of the satellite and an ephemeris error of the satellite. A timing advance is determined according to a preset rule based on the ephemeris information and location information of a terminal device, where the location information includes coordinates of the terminal device and a positioning error of the terminal device. The preset rule is determined by using a first horizontal distance, a first vertical distance, the ephemeris error, and the positioning error.

Abstract: This application discloses a polar code interleaving processing method and apparatus. The method includes: determining N to-be-encoded bits, where N is a positive integer; obtaining a first sequence that includes sequence numbers of N polarized channels, where the first sequence is used to indicate a reliability order of the N polarized channels; performing polar encoding on the N to-be-encoded bits to obtain encoded bits; and performing interleaving processing on the encoded bits based on the first sequence. Because the first sequence used to indicate the reliability of the polarized channels is a sequence already existing in a polar code encoding process, no additional storage resource needs to be used to store the first sequence in the interleaving processing process, thereby reducing use of storage resources.