Abstract: A communication method and an apparatus are provided. The method includes: A terminal device receives first information from a network device, where the first information is for indicating an antenna port configuration used by an uplink carrier; and the terminal device determines statuses of L transmitters in the terminal device based on the antenna port configuration, where L is an integer greater than 0.

Abstract: Methods, apparatuses, and systems for transmitting an uplink signal between a plurality of carriers are disclosed. In an example method, user equipment receives indication signaling sent by a base station. The user equipment transmits an uplink signal in a target subframe of a corresponding target carrier based on the indication signaling.

Abstract: The present invention discloses a rolling-bulging forming hydraulic machine for tubular products, which includes a frame. The frame is provided with an upper rolling mechanism, a lower rolling mechanism, a fixed liquid bulging hydraulic cylinder and a movable liquid bulging hydraulic cylinder. The upper rolling mechanism and the lower rolling mechanism are arranged oppositely, and the upper rolling mechanism and the lower rolling mechanism are used to roll surfaces of a to-be-machined tubular product. The fixed liquid bulging hydraulic cylinder and the movable liquid bulging hydraulic cylinder are arranged oppositely, and the fixed liquid bulging hydraulic cylinder and the movable liquid bulging hydraulic cylinder are used to perform hydraulic bulging on the to-be-machined tubular product.

Abstract: Embodiments of this application provide a communication method and apparatus, and a readable storage medium. The method includes: A first device sends information about a first priority and a second priority to a second device. The first priority is used to assist the second device in selecting a resource for sidelink transmission, the information about the first priority is carried in SCI and/or a MAC CE, and the second priority is a physical layer priority of the first device. In the method, the first device sends the information about the first priority and the second priority to the second device. The information about the first priority is used to assist the second device in selecting the resource for sidelink transmission. Therefore, the second device may further select, based on the information about the first priority, the resource for sidelink transmission, to implement resource selection of the second device.

Abstract: A method and an apparatus for determining transmit power, where a first network device obtains first information corresponding to a first carrier, where the first information includes at least one of a path loss, a range of the path loss, signal strength, a range of the signal strength, a channel quality state, or a range of the channel quality state; and where the first network device sends the first information to a terminal device. The terminal device determines uplink transmit power on the first carrier based on the first information. In this way, the uplink transmit power on the first carrier is accurately controlled, communication reliability is improved, and power consumption of the terminal device is reduced.

Abstract: Disclosed are a message input and display method, apparatus, electronic device, and readable storage medium. The message input method may comprise: displaying a session interface corresponding to a communication session; in a normal input mode, displaying a communication message in a first sub-area of a content display area of the session interface, and displaying a message input interface in a second sub-area; and in a full-screen input mode, displaying the message input interface in the content display area.

Abstract: Example communication methods and apparatus are described. One example communication method includes receiving signaling on a first carrier by a terminal device. The terminal device determines slot formats of N slots on at least one second carrier, where the slot formats of the N slots are determined based on M slot formats. N and M are positive integers. The M slot formats are obtained based on the received signaling, and the N slots are determined based on at least one of the following: a moment at which the signaling is received, and a relationship between a length of a first slot on the first carrier and a length of a second slot on the at least one second carrier. According to the communication method, the terminal device, and a network device in this application, slot formats of slots on a plurality of carriers can be determined.

Abstract: A signal configuration method and a related device, wherein a network device determines configuration information that is on a second carrier and/or a second beam and that is used to transmit a sounding reference signal SRS; and sends the configuration information to a terminal device, so that the terminal device switches, based on the configuration information, the SRS from a first carrier and/or a first beam to the second carrier and/or the second beam for transmission The configuration information includes at least one of symbol information, slot information, and/or frequency band information, a communications parameter of the first carrier and a communications parameter of the second carrier are the same or different, and the communications parameter includes a subcarrier spacing and/or a waveform parameter. Accordingly, correct SRS configuration can be ensured to some extent.

Abstract: This application provides a communications method and apparatus. The method includes: after receiving first sidelink control information from a first transmit-end device, a receive-end device starts a first timer. Running time of the first timer is used by the receive-end device to monitor second SCI and/or information about sidelink data transmission.

Abstract: The present invention discloses a method and a system for transmitting an uplink signal between a plurality of carriers, user equipment, and a base station, so that channel reciprocity can be effectively utilized. The method in embodiments of the present invention includes: receiving indication signaling sent by a base station; and transmitting an uplink signal in a target subframe of a corresponding target carrier based on the indication signaling.

Abstract: A network slice selection method, a radio access device, and a terminal, where the method includes obtaining, by a radio access network (RAN) device, network slice information, sending, by the RAN device, a first message to a terminal, where the first message includes the network slice information, receiving, by the RAN device, a first access request message from the terminal after the terminal selects, based on the network slice information, first attribute information of a first network slice to be accessed by the terminal, and selecting, by the RAN device based on the first attribute information of the first network slice, a second network slice to be accessed by the terminal. The method enables an operator to flexibly configure a network slice, and reduces a communication latency and signaling overheads in a process in which a terminal selects a network slice.

Abstract: Embodiments of this application provide a communication method, apparatus, and system. The method includes: A first terminal starts a first timer after sending feedback information to a second terminal. The first timer indicates not to listen to sidelink control information and/or sidelink data information in at least one time unit after the first timer is started. In other words, within start duration of the first timer, the second terminal does not send the sidelink control information and/or the sidelink data information to the first terminal. Therefore, the first terminal does not need to listen to the sidelink control information and/or the sidelink data information within the duration. This can save energy.

Abstract: Techniques for training and using a neural network to make predictions using trajectory modelling are disclosed herein. In some embodiments, a computer-implemented method comprises: training a first neural network with a first machine learning algorithm using training data, the first neural network being a recurrent neural network, the training data including a plurality of reference career trajectories, each reference career trajectory in the plurality of reference career trajectories comprising a sequence of reference career segments, each reference career segment in the sequence of reference career segments comprising reference profile data and reference time data indicating a position of the reference career segment within the sequence of reference career segments, the training data also including a corresponding set of reference skills for each reference career segment.

Abstract: Embodiments of this application provide a transmission direction configuration method, a device, and a system, and relate to the field of communications technologies. A specific solution is as follows: a terminal device receives first indication information from a network device, the first indication information is used to indicate a configuration of uplink and downlink transmission directions, the configuration is used to describe types, a number, and distribution of resource elements comprised in one period, the resource granularity comprises a time domain granularity, the time domain granularity comprises (OFDM) symbol, the types of the resource elements comprise at least one of an uplink resource element, a downlink resource element, or a switch resource element between the downlink resource element and the uplink resource element; and performs information transmission indicated by the first indication information, of the uplink and/or downlink transmission directions.

Abstract: The present invention discloses a method and a system for transmitting an uplink signal between a plurality of carriers, user equipment, and a base station, so that channel reciprocity can be effectively utilized. The method in embodiments of the present invention includes: receiving indication signaling sent by a base station; and transmitting an uplink signal in a target subframe of a corresponding target carrier based on the indication signaling.

Abstract: A discontinuous reception (DRX) mode determining method and apparatus. The method includes obtaining, by a terminal device, a time domain resource, where the time domain resource is used to transmit sidelink control information and/or sidelink data information, and determining, by the terminal device, a first DRX mode based on the time domain resource, where the first DRX mode comprises an on duration and an off duration. The time domain resource has a first resource set or a second resource set, the first resource set has N resources, and the second resource set includes the periodic first resource set.

Abstract: A method for operating a communications controller adapted for full duplex (FD) operation includes receiving a measurement report from a user equipment served by the communications controller, the measurement report indicating a first power margin between a current transmit power and a transmit power break point and a second power margin between the current transmit power and a maximum transmit power capable of supporting FD operation, performing FD link adaptation (LA) in accordance with the first power margin and the second power margin to adjust one or more FD configuration parameters of a link between the communications controller and the user equipment, wherein the link includes a downlink and an uplink, and instructing the user equipment to communicate over the link in accordance with the one or more FD configuration parameters.

Abstract: This application relates to the field of communication technologies, and discloses a communication method and apparatus, to provide a manner of setting a duration value of a timer in sidelink communication. A first terminal receives sidelink control information SCI from a second terminal, where the SCI indicates a sidelink time domain resource. The first terminal determines a first duration value of a first timer. The first duration value belongs to a duration value set configured for a resource pool or a duration value set configured for a sidelink, and the duration value set includes at least one duration value. The first terminal starts the first timer at a first moment, and monitors sidelink control information and/or sidelink data information in at least one time unit within the first duration value.

Abstract: The present invention discloses a clustering algorithm-based multi-parameter cumulative calculation method for lower limb vascular calcification indexes, including the following steps: firstly carrying out super-pixel segmentation of a CT image, and enabling calcified spots in the CT image to be segmented in each super-pixel region; after the super-pixel segmentation is accomplished, extracting a brightness characteristic value of a super-pixel region where the calcified spots are located by using a Lab color space, and performing edge detection and contour extraction on the calcified spots in the image; and after edge detection and contour extraction, fitting the calcified spots in the image by using a segmented ellipse, and extracting the area of the calcified spots after optimizing an ellipse contour.

Abstract: Display methods and devices are disclosed. An exemplary display method may comprise: displaying a session list page, the session list page comprising a session page entry corresponding to a communication session in which a local end user participates; determining a read/unread status of a sent communication message by the local end user in the communication session; and displaying, in a display area of the session page entry corresponding to the communication session, a status identifier corresponding to the read/unread status.