Abstract: An electronic device includes a first transmission circuit and an anti-interference circuit. The first transmission circuit includes a first receive end, a first transmit end, and a first conversion system. The first conversion system is configured to convert a first-type signal in a signal received by the first receive end into a second-type signal to be sent by the first transmit end. The anti-interference circuit is configured to cancel the second-type signal from the signal received by the first receive end. The cancelled second-type signal is sent by the first transmit end and then received by the first receive end.

Abstract: An online monitoring method for an operating state of a secondary current circuit neutral line includes: collecting neutral line current by a high-precision sensor and processing the neutral line current to obtain fundamental components of secondary currents of each of neutral lines in a substation free from influences of harmonics and transients, and uploading the fundamental components to a protection information master station; retrieving information from an original configuration connected to the protection information master station to acquire three-phase secondary current circuit information of each bay in the substation, summarizing secondary current information of all monitoring ranges, and performing grouping and classification marking by substation, bay and winding; and conducting operation and analysis through collected information, automatically identifying and confirming an operating state of a line first, and calculating a linearity of outlier deviation and continuous dynamic trend deviation deg

Abstract: A method includes: running the target application, and caching data of the target application based on a first cache policy, where the first cache policy may include downloading the data of the target application at a first download rate. The target application receives first indication information sent by the control component, where the first indication information is used to indicate that an abnormal area exists in a forward direction of the electronic device. After receiving the first indication information, the target application caches data of the target application based on a second cache policy, where the second cache policy may include downloading the data of the target application at a second download rate, where the second download rate is greater than the first download rate.

Abstract: An RRC connection release control method and an apparatus are applied to the field of mobile communication technologies and relate to the field of artificial intelligence (AI) and machine learning algorithms. When a first application of a terminal runs in a foreground, a timing duration of a first timer is set based on a timing duration corresponding to the first application, where the first timer starts when the terminal is in an RRC connected state, and when the terminal exchanges information with a network device, the first timer is reset, so as to control release of an RRC connection of the terminal based on the first timer.

Abstract: A validation engine may receive first drilling equipment properties for a first plurality of drilling equipment used in a section of a wellbore. A validation engine may, based on the first drilling equipment properties, identifying first wellbore properties for the section of the wellbore. A validation engine may receive second drilling equipment properties for a second plurality of drilling equipment used in the section of the wellbore. A validation engine may validate that the second plurality of drilling equipment is usable in the section of the wellbore based at least in part on a comparison between the second drilling equipment properties and the first wellbore properties.

Abstract: Provided are a data channel DC establishment method, a message processing method, a resource allocation method, and related devices. The DC establishment in embodiments of the present application includes: sending, by a first terminal, a first message without establishing a voice, video, or messaging media, where the first message is used to request establishment of a target DC, and the target DC includes at least one of a bootstrap DC or an application DC; and receiving, by the first terminal, a first response message, and establishing the target DC according to the first response message.

Abstract: A data transmission method includes receiving information about a first quality of service (QoS) flow from a first access and mobility management function (AMF) network element, and receiving the data of the first service by a second QoS flow. The first QoS flow is useable by a second terminal device to receive data of a first service. The first AMF network element is configured to serve a first terminal device. The second QoS flow is determined based on the information about the first QoS flow.

Abstract: A bearer establishment method, a terminal, and a network device are provided. The bearer establishment method includes: receiving, by a first network device, a first message from a second network device, where the first message is used to establish a bearer for transmitting service data of a first service; and sending, by the first network device, first configuration information to a terminal based on the first message, where the first configuration information is used for at least one of: releasing a first DRB between the terminal and the first network device, and establishing a second DRB between the terminal and the first network device; or modifying a configuration parameter corresponding to the first DRB between the terminal and the first network device.

Abstract: The present application relates to the field of pharmaceutical chemistry, provides a hydrazino group-containing compound, specifically relates to a compound of formula I-A, a pharmaceutically acceptable salt thereof, a pharmaceutical composition, or a preparation method therefor, and relates to a use thereof in the preparation of a drug for treating tumors.

Abstract: Provided are a data channel establishment method, first user equipment, and a network side function. The data channel establishment method in embodiments of this application includes: The first user equipment determines that an application data channel DC corresponding to a target application cannot be established with a second user equipment; and the first user equipment sends a first message to a first network function, where the first message is used for requesting to establish a person-to-application P2A application DC corresponding to the target application.

Abstract: The present application belongs to the technical field of wireless communication and discloses an information acquisition method, an apparatus, a terminal, a network side device, and a storage medium. The information acquisition method includes: a terminal obtains a first list, the first list comprising at least one data channel application, and the at least one data channel application being a data channel application that can be used when the terminal is in a data service off state.

Abstract: This disclosure provides network search methods and electronic devices. One method includes: A terminal device accesses a network of a first communications radio access technology (RAT), determines that a network anomaly occurs, where the network anomaly includes: no network or a fall into a lower RAT and searches for a network of a target communications RAT, where the target communications RAT is a communications RAT that is not lower than the first communications RAT; and the terminal device is connected to the network of the target communications RAT.

Abstract: A quality of service QoS management method includes: an access network element receives second information including a first QoS parameter of a first QoS flow, the first QoS flow is for transmitting a data flow of a first service, the first QoS parameter comprising N data packet group-based QoS parameters and indicates a QoS control manner of the first QoS flow for performing QoS control on a data packet group basis, and N is a positive integer greater than or equal to 1; and the access network element performs, based on the first QoS parameter, QoS control on the data flow of the first service on a data packet group basis.

Abstract: This application relates to a communication method and device. The method includes receiving a first traffic flow and sending the first traffic flow by using at least two QoS flows. The first traffic flow corresponds to an application transmitted by using the at least two QoS flows. For example, different QoS flows may be used to transmit data packets of different importance degrees. In this way, the data packets of different importance degrees can be separately controlled, for example, sending of a more important data packet is preferentially ensured, to improve transmission reliability of these data packets, and ensure service experience of a user.

Abstract: A three-dimensional (3D) printing-based 3D re-entrant negative Poisson's ratio prefabricated composite protective structure is provided, which includes multiple 3D double-branch re-entrant hexagonal unit cells, steel screws, and a lightweight foam material. Each of the multiple 3D double-branch re-entrant hexagonal unit cells is formed by rotating one of two double-branch re-entrant hexagonal units 90 degrees along a long axis direction thereof and then arranging the double-branch re-entrant hexagonal units orthogonally.

Abstract: A validation engine may receive first drilling equipment properties for a first plurality of drilling equipment used in a section of a wellbore. A validation engine may, based on the first drilling equipment properties, identify first wellbore properties for the section of the wellbore. A validation engine may receive second drilling equipment properties for a second plurality of drilling equipment used in the section of the wellbore. A validation engine may validate that the second plurality of drilling equipment is usable in the section of the wellbore based at least in part on a comparison between the second drilling equipment properties and the first wellbore properties.

Abstract: In a network handover method disclosed in this application, when an electronic device accesses a first mobile network by using the first SIM card, the electronic device obtains network information of the first mobile network in a process in which the electronic device moves along a first route. When the electronic device predicts, according to the obtained network information of the first mobile network, that an exception is going to occur in the first mobile network, the electronic device accesses the second mobile network by using the second SIM card. In this technical solution, an electronic device having a dual SIM card can be handed over from a first mobile network to a second mobile network in advance when it is predicted that an exception is going to occur in the first mobile network, thereby reducing the possibility of frame freezing or network disconnecting when a user accesses the Internet.

Abstract: An eye glasses frame having concealed locking bodies of hidden lock configuration includes an eye glasses frame body and locking body assemblies connected thereto, wherein the eyeglasses frame body includes thick frame body portions and a thin frame body portion that serves to wrap lenses and has a width smaller than that of each of the thick frame body portions; the eyeglasses frame body is divided into two openable portions; the locking body assemblies serve to lock the two openable portions of the eyeglasses frame body; and the width of each of the locking body assemblies at a locking section is not greater than that of the corresponding thick frame body portion. The present invention utility model has the advantageous effects of making an eye glasses product more concise and improving the aesthetic appeal of the product.

Abstract: The present application discloses a call setup method and apparatus, and a network-side device. The call setup method of the embodiments of the present application includes: receiving, by a first core network element, a first call setup request message sent by a first terminal; sending, by the first core network element, a second call setup request message to a second terminal.

Abstract: Embodiments of this application describe an inter-device communication method, a related device, and a system. The method includes a first device sending a first message. The first message includes a first parameter that indicates that the first message is a message for announcing provision of an interactive business service. A second device receives the first message. The second device determines, based on the first message, whether the first device can provide the interactive business service for the second device. The second device communicates with the first device when the second device determines that the first device can provide the interactive business service for the second device. According to the technical solutions provided in embodiments of this application, interaction between devices can be more matched.