Abstract: Computer technology for use in a computer system including a database system including a database management sub-system, a primary database and a secondary database, with the secondary database being maintained at least approximately in synchronization with the primary database over time as changes are made to data of the primary database (for example, a database system that includes disaster recovery (DR) features). A statistics update is performed first on a standby database to determine whether query efficiency and/or query optimization really will be substantially improved by performance of the statistics update. If not, then statistics update on the primary database is postponed until a future time.

Abstract: Provided are a random access method and device, and a first communication node and a second communication node. The random access method is applied to a first communication node and includes the following. First timing advance information and first preamble information corresponding to the first timing advance information are sent to a second communication node.

Abstract: The present disclosure describes methods, system, and devices for indicating and/or configuring repetition transmission of physical uplink shared channel (PUSCH). One method includes sending, by a user equipment (UE) to a base station, a request or a capability indication for a repetition of a first PUSCH transmission; and receiving, by the UE from the base station, a repetition factor indication for the repetition of the first PUSCH transmission. Another method includes receiving, by a base station from a UE, a request or capability indication for a repetition of a first PUSCH transmission; and, sending, by the base station to UE from, a repetition factor indication for the repetition of the first PUSCH transmission.

Abstract: Physical Uplink Control Channel (PUCCH) can be effectively allocated and utilized by base stations and mobile stations. In an exemplary embodiment, a mobile station receives from a base station an allocation of a first set channel resource groups. The base station assigns a second set of channel resource groups. The mobile station decodes, based on the second set of channel resource groups, one or more channel resources to transmit messages to the base station. A benefit of the disclosed exemplary embodiments is that a base station can dynamically assign channel resources to a mobile station.

Abstract: Provided are an information determination method and device, an information adjustment method, a threshold usage method, a terminal, and a storage medium. The information determination method includes: determining a second threshold of a target subcarrier spacing according to the number of cells that meet a first set condition, the total number of downlink cells, the number of supported cells reported by a terminal, and a first threshold.

Abstract: Embodiments of this application disclose a communication apparatus. The communication apparatus includes a first filter, a second filter, and a coupling control unit. There is a first coupling rod in a 1st resonant cavity of the first filter, and there is a second coupling rod in a 1st resonant cavity of the second filter. The coupling control unit is located between the 1st resonant cavity of the first filter and the 1st resonant cavity of the second filter, and the coupling control unit is connected to the first coupling rod and the second coupling rod. The first filter and the second filter are configured to filter a radio frequency signal. The coupling control unit is configured to control connection or disconnection between the first coupling rod and the second coupling rod.

Abstract: The present disclosure describes methods, system, and devices for multiple carrier transmission mechanism. One method includes receiving a configuration of a value for a set of cells, and receiving a configuration of a search space of a multi-cell scheduling downlink control information (MC-DCI), wherein: the set of cells is configured for multi-cell scheduling and at least one of the set cells are scheduled by the MC-DCI on a physical downlink control channel (PDCCH) candidate on a scheduling cell, the value is used to determine control channel element (CCE) indexes of the search space corresponding to the PDCCH candidate, and the search space is configured on at least one of the following: the scheduling cell carrying the MC-DCI or a scheduled cell in the set of cells.

Abstract: This document generally relates to wireless communication involving communication nodes that communicate in FR1 with a subcarrier spacing of 120 kHz. A network device may determine to communicate in a cell at a carrier frequency within frequency range 1 (FR1), and may transmit a set of synchronization signal and physical broadcast channel blocks (SSBs) in the carrier frequency within FR1 with a subcarrier spacing (SCS) of 60 kHz or 120 kHz. A user device searching for the cell at the carrier frequency within FR1 may detect the set of SSBs in the carrier frequency with the SCS of 60 kHz or 120 kHz.

Abstract: Arrangements disclosed herein relate to dynamic mode switching, including receiving, by a User Equipment (UE) from a network, at least one of a first indication or a second indication. The at least one of the first indication and second indication indicates a transmission parameter for uplink transmission. The second indication indicates that a relationship between the transmission parameter and the first indication. The transmission parameter includes transform precoder configuration. The UE sends to the network the uplink transmission using the transmission parameter as indicated by the at least one of the first indication or the second indication.

Abstract: Provided are a method and device for determining a reference signal, a method and device for determining a semi-persistent scheduling (SPS) transmission time, and a storage medium. The method for determining a reference signal includes: indicating, in a preset manner, that the reference signal exists in at least one of N scheduled transmission time intervals, where N is a positive integer.

Abstract: This disclosure is generally directed to wireless communication systems and methods and relates particularly to resource configuration and allocation for time-division duplex. The various implementations described in detail below concern scheduling and allocation of time-frequency communication resources within a uplink subband configured within a set of resources that are otherwise configured for downlink transmission or for transmission with a flexible direction. Various embodiments are described below for dynamically scheduling downlink transmissions within the resources of the uplink subband, for modifying/extending resources for the uplink subband in order to improve uplink and downlink transmission resource balance in real-time. The disclosure below further provides various implementations for resolving uplink and downlink transmission time conflict within the uplink subband and for transmitting downlink reference signal over the UL subband.

Abstract: Method and apparatus for transmitting downlink control information (DCI) are provided. The method includes: scheduling traffic channels in multiple transmission time intervals (TTIs) through a single DCI; wherein the scheduling the traffic channels in the plurality of TTIs through the single DCI comprises: indicating, through one bit-field in the single DCI, a number of TTIs and a number of repetitions of a multi-TTI scheduling.

Abstract: Arrangements disclosed herein relate to data communicating using virtual carriers, including receiving, by a User Equipment (UE) from a network, first information for a first virtual carrier. The UE determines the second information for a second virtual carrier based on the first information. The UE sends to the network uplink access signal on an uplink resource of the first virtual carrier or the second virtual carrier in some examples. In some examples, the UE receives from the network downlink control information on at least one of a first downlink resource in the first virtual carrier or a second downlink resource in the second virtual carrier based on the first information and the second information.

Abstract: One or more aspects of a method, apparatus, and non-transitory computer readable medium include obtaining an input description and an input image depicting a subject, encoding the input description using a text encoder of an image generation model to obtain a text embedding, and encoding the input image using a subject encoder of the image generation model to obtain a subject embedding. A guidance embedding is generated by combining the subject embedding and the text embedding, and then an output image is generated based on the guidance embedding using a diffusion model of the image generation model. The output image depicts aspects of the subject and the input description.

Abstract: A method and an apparatus for compatibility detection, a device and a non-transitory computer-readable storage medium. The method includes: a dependency form of an application system and dependency libraries of each of operating systems are acquired; compatibility matching detection is respectively performed on the dependency form and each of the dependency libraries, so as to obtain matching forms corresponding to each of the operating systems; by the matching forms, the operating systems are divided into first operating systems which are in dependency compatibility with the application system, and second operating systems which are not in dependency compatibility with the application system; it is determined that the application system is not compatible with the second operating system; and a compatibility white box test is performed on the first operating system, so as to obtain a compatibility result, which indicates whether the application system is compatible with the first operating system.

Abstract: Provided are a resource allocation method and device, a storage medium and an electronic device. The method includes the following operations. A first communication node determines resources needing to be allocated to a second communication node, where the resources include K clusters, each cluster includes one or more continuous resources, a maximum value of K is Kmax, Kmax is a predefined value or a value agreed in advance between the first communication node and the second communication node, and Kmax is a positive integer greater than 1. The first communication node notifies the second communication node of the resources, wherein the resources are resources needing to be avoided when the second communication node receives and/or sends a channel or a signal, or resources from which the second communication node, when needing to send data, selects one or more clusters of resources to send the data.

Abstract: Disclosed in the present application are an information counting method, an information counting apparatus, a base station, and a computer storage medium. The information counting method includes: determining multiple PDCCHs which are transmitted within one MO of a serving cell and used for scheduling multiple PDSCHs, where HARQ-ACKs of the multiple PDSCHs are transmitted in one HARQ-ACK codebook; and determining, according to an order of indexes of serving cells to which the multiple PDSCHs belong, an order of values assigned to DAI counter fields in the multiple PDCCHs corresponding to the multiple PDSCHs.

Abstract: Machine-learning-based, adaptive updating of quantitative data in a database system is provided, which includes training one or more machine learning models to facilitate adaptively updating quantitative data in the database system, and ascertaining an update urgency index for updating the quantitative data for one or more data structures of the database system. The update urgency index is representative of an urgency for updating the quantitative data for the data structure(s) and is based, at least in part, on real-time query metrics. The machine learning model(s) is used to adaptively update the quantitative data, where the adaptively updating is based, at least in part, on the ascertained update urgency index. Processing of a database query is optimized in the database system using the adaptively updated quantitative data.

Abstract: This document relates to wireless communication involving a network device determining, and a user device receiving, a first physical downlink control channel (PDCCH) configuration for a first downlink (DL) bandwidth part (BWP) and a second PDCCH configuration for a first sub-band within an uplink (UL) BWP or within the DL BWP. The network device transmits, and the user device receives, a PDCCH in the first sub-band according to the second PDCCH configuration, or the network device receives, and the user device transmits, an UL transmission in the UL BWP or in a second sub-band. Also, a network device configures a DL sub-band within an UL BWP and an UL sub-band within a DL BWP, the user device receives the DL sub-band and UL sub-band configurations, and the network device and user device perform a DL transmission in the DL sub-band or an UL transmission in the UL sub-band.

Abstract: Method and apparatus for transmitting downlink control information (DCI) are provided. The method includes: scheduling traffic channels in multiple transmission time intervals (TTIs) through a single DCI, where a subcarrier spacing of a carrier where the scheduled traffic channel is located is not smaller than a subcarrier spacing of a carrier where the DCI scheduling the traffic channel is located; and transmitting the DCI. A problem of how to use a multi-TTI scheduling for a cross-carrier scheduling in which a subcarrier spacing of a scheduling carrier is smaller than a subcarrier spacing of a scheduled carrier in the related art may be solved, and the effects of scheduling the multiple TTIs through a single DCI and reducing the overhead are achieved.