Abstract: Methods, systems, and devices for data management are described. Techniques may include obtaining a new snapshot of a relational database of a source computing environment, comparing the new snapshot of the relational database to a prior snapshot of the relational database, updating, in response to the comparison indicating that data of a row of a relational database table changed between the prior snapshot and the new snapshot, a field of a second versioning control column of a corresponding row of a backup database table of the set of backup database tables to indicate a version of the new snapshot, and adding, in response to the comparison indicating that the data of the row of the relational database table changed, an additional row to the backup database table, where a field of a first versioning control column of the additional row includes an indication of the version of the new snapshot.

Abstract: The present disclosure describes methods, system, and devices for mapping multiple transport blocks (TBs) in a frequency domain. The method includes transmitting a set of transport blocks (TBs) between a first wireless device and a second wireless device by: mapping the set of TBs in a resource space comprising a time unit in a time domain and a frequency unit in a frequency domain, wherein: each TB mapped to a same codeword in the set of TBs is separated in frequency domain; the set of TBs comprises n TBs mapped to the same codeword, and n is an integer larger than 1; and each TB in the set of TBs is capable of being packaged separately at a transmitting end, and capable of being delivered separately to an upper layer at a receiving end.

Abstract: Provided is a stand for charging an electronic device. The stand is used for holding an electronic device. A first socket is arranged at the bottom of the electronic device. The stand includes a main body. The main body is provided with an accommodating slot configured to receive an electronic device. The main body includes a wiring duct. A bottom wall of the accommodating slot extends to the exterior via the wiring duct for a connecting wire to traverse and connect to the first socket. An insertion direction of the electronic device into the accommodating slot is a first direction. The wiring duct extends in a direction opposite to the first direction to extend through a side surface, in the direction opposite to the first direction, of the main body, such that the electronic device may be first connected to the connecting wire and then inserted into the accommodating slot.

Abstract: The present text discloses a low-stress-sensitivity high-frequency manganese-zinc ferrite material and a preparation method therefor. The low-stress-sensitivity high-frequency manganese-zinc ferrite material comprises: main components and additives; the main components comprise Fe2O3, ZnO and MnO; and the additives comprise Co2O3, CaCO3, Nb2O5 and TiO2. In the present application, the suitable main formula ratios reduce the magnetostriction coefficient of the material, reducing the stress sensitivity characteristics of the material; the suitable additive combination and addition amounts reduce material loss and improve material temperature properties; and a combination of low-temperature sintering and a special cooling curve reduce the grain size of the material, reduce the stress sensitivity and high-frequency loss of the material, and result in a high-frequency manganese-zinc ferrite material having low stress sensitivity and low loss.

Abstract: Embodiments of this application provide a communication method and a related apparatus. The method includes: obtaining first indication information, where the first indication information indicates a reference energy proportion of space-frequency joint bases projected onto a downlink channel; determining, based on the energy proportion and the current downlink channel, a first space-frequency joint basis matrix to be reported; and sending first feedback information, where the first feedback information includes the first space-frequency joint basis matrix or a first basis difference matrix, and the first basis difference matrix includes a difference between the first space-frequency joint basis matrix and a reported second space-frequency joint basis matrix. According to embodiments of this application, the performance of DMRS-assisted SRS channel updating is improved.

Abstract: The present invention includes compositions and methods for expanding T cells utilizing artificial antigen presenting cells (aAPCs) comprising a chimeric receptor molecule specific for CD3.

Abstract: A three-dimensional transient electromagnetic (TEM) measurement system includes: a transmitting subsystem, a receiving subsystem, and a data processing subsystem, all of which are integrated on a vehicle platform, wherein the transmitting subsystem is used for transmitting TEM signals generated by a transmitting coil to each receiving coil; the receiving subsystem is used for receiving electromagnetic signals generated by each receiving coil; the data processing subsystem is used for processing the received electromagnetic signals to obtain a subsurface three-dimensional electrical properties structure.

Abstract: Provided are a channel state information reporting method and a related product. The method includes: receiving a first reference signal; and sending first information based on the received first reference signal, where the first information includes indication information of at least one first spatial-domain basis vector corresponding to a first precoding matrix, the first precoding matrix is obtained based on the at least one first spatial-domain basis vector and at least one second spatial-domain basis vector, and the at least one second spatial-domain basis vector is obtained based on n second precoding matrices. A terminal device determines some spatial-domain basis vectors based on a historical measurement result, and only needs to report indication information of the remaining spatial-domain basis vectors corresponding to a precoding matrix, so that overheads for reporting channel state information can be reduced.

Abstract: A micro inverter, a photovoltaic system and a control method are provided. The micro inverter includes a controller, a primary H-bridge, a transformer, a bi-directional switch leg, and a capacitor leg An input terminal of the primary H-bridge is connected to a direct-current power supply, two output terminals of the primary H-bridge are respectively connected to two terminals of a primary side of the transformer, two terminals of a secondary side of the transformer are respectively connected to an intermediate terminal of the bi-directional switch leg and an intermediate terminal of the capacitor leg, and the bi-directional switch leg and the capacitor leg are connected in parallel. The controller is configured to switch a control mode of the primary H-bridge and the bi-directional switch leg in a case that a phase of a grid voltage is an odd multiple of 0.25? in each cycle.

Abstract: Method, systems and devices for determining a transport block size (TBS) are disclosed. The method comprises determining the TBS based on a parameter or a signaling associated with an event of determining an intermediate value of a TBS determination procedure, wherein the parameter or a signaling is available for a wireless terminal supporting a release version, wherein the intermediate value is determined based on a plurality of resource parameters, wherein the plurality of resource parameters comprises at least one of the total number of resource elements allocated to the wireless terminal, a rate, a modulation order, and the number of layers.

Abstract: The disclosure relates to compositions, nucleic acids, proteins, methods of making, and methods of treating concerning at least two KIR-CAR.

Abstract: A wireless communication method is disclosed. The method comprises receiving, by a wireless communication terminal, a first signaling on a first cell from a wireless communication node, wherein the first signaling comprises system configuration information for a second cell, wherein the system configuration information comprises system information, SI, or random access information.

Abstract: The present invention discloses a coal mine multi-disaster fusion early warning method and system, applicable in coal mine safety disaster analysis. First, it builds a model and relationship network among multi-disaster early warning entities, updating the network by specific rules. A trend prediction model using an LSTM artificial neural network is then developed for monitoring object trends, along with natural fission analysis rules. Next, a method for identifying anomalies in single disaster events is established through a disaster index prediction and early warning system. Upon detecting an anomaly in an early warning index, other disaster indexes are assessed using a depth-first traversal algorithm and natural fission rules, facilitating targeted forecasting. This invention builds a predictive relationship chain among early warning indexes through correlation analysis, providing advantages in multi-dimensional analysis and advanced trend prediction.

Abstract: This disclosure relates generally to a method, device, and system for saving UE power consumption in wireless communications. One method performed by a UE including receiving, from a wireless communication node in the wireless network, a configuration message comprising configuration information associated with a PDCCH monitoring behavior set; receiving, from the wireless communication node, a control message indicating a PDCCH monitoring behavior in the PDCCH monitoring behavior set; and determining a PDCCH monitoring behavior based on the control message.

Abstract: A wireless communication method for use in a first node is disclosed. The method comprises receiving, from a second node, a configuration signaling which comprises a configuration information associated with synchronizing a plurality of data streams.

Abstract: A wireless communication method for use in a wireless terminal is disclosed. The method comprises detecting a physical layer signaling from a wireless network node, wherein the physical layer signaling comprises an energy saving indication, and transmitting, to the wireless network node, feedback information in response to a detection of the physical layer signaling.

Abstract: Disclosed are a data transmission method and device, and a computer-readable storage medium. The data transmission method includes: acquiring, by a first communication node, a configuration parameter configured by a second communication node for the first communication node, receiving, by the first communication node, a first message transmitted by the second communication node, where the first message includes a power saving signal or a power saving channel, and transmitting, by the first communication node, a second message to the second communication node.

Abstract: An inducible chimeric antigen receptor and its application relate to the field of immune therapy. The inducible antigen receptor includes a single-chain variable fragment (scFv) antibody against human CSF1R, a truncated hIgG1 hinge region SH, a T cell co-stimulatory signaling molecule, and a T cell cytoplasmic signaling domain. Transcription of the chimeric antigen receptor is regulated by an inducible expression element tet operator. The induce chimeric antigen receptor molecules can be used to modify T lymphocytes, eliminating the cytokine storm problem of CAR-T cells in the treatment of Alzheimer's disease (AD), and achieving target treatment of AD.

Abstract: Provided are a signal generation method, a signal receiving method, a communication device, and a storage medium. The signal generation method includes generating a first signal based on a first-type time-domain symbol. In the time domain, the first signal includes at least a first number of first-type time-domain symbols.