Abstract: Provided are a data transmission method and apparatus and a computer storage medium. The method may include: a source Distributed Unit (DU) reports a packet data convergence protocol (PDCP) transmission state report to a source Centralized Unit (CU), where the PDCP transmission state report enables the CU to determine which PDCP protocol data unit (PDU) data is not successfully received by a UE; and the PDCP PDU data which is not successfully received by the UE are retransmitted to the UE via a target DU.

Abstract: Provided are a transmission control method and device. The method includes that: a Control Plane (CP) network element receives a data transmission feedback message and/or a bearer management message sent by a User Plane (UP) network element, where the bearer management message is determined by the UP network element according to data transmission quality between the UP network element and a Distributed Unit (DU), and the data transmission feedback message is configured to indicate data transmission states of the UP network element and the DU; and a bearer of the UP network element is managed according to the data transmission feedback message and/or the bearer management message.

Abstract: Provided are a method and a device for load information interaction, a processor and a storage medium. The method includes: sending, by a first network node, a load request message to a second network node, where the load request message is used for indicating configuration information used by the second network node in reporting load information to the first network node; and receiving, by the first network node, the load information reported by the second network node according to the configuration information. The second network node and the first network node belong to different logical nodes in a network. The technical problem that load management cannot be performed when the second network node and the first network node belong to different logical nodes in related technology is solved, and the maximum performance of the network is fully exhibited.

Abstract: A message receiving method and a message receiving apparatus, a message sending method and a message sending apparatus, a device and a storage medium are provided. The message receiving method includes: sending by the first network element a request message to a second network element, where the request message is used to indicate the second network element to send a request acknowledgement message; receiving the request acknowledgement message sent by the second network element, where the request acknowledgement message carries grid information of a target cell; and updating grid information of the first network element according to the grid information of the target cell carried in the request acknowledgement message.

Abstract: This patent document describes, among other things, techniques, and apparatuses for providing artificial intelligence to improve wireless network efficiency and performance. In one aspect, a method of wireless communication is disclosed. The method includes transmitting, from a first network node to a second network node, a first network control message requesting to start an artificial intelligence process comprising an artificial intelligence objective or an identification code. The method further includes receiving, at the first network node from the second network node, a first reply message indicating at least one of the artificial intelligence process has started, the identifier, a request indicator for a model for the artificial intelligence process, or a failure message.

Abstract: Techniques are described to trigger, by a first entity, a process by which one or more interfaces are established over a user plane or a control plane between the first entity and a second entity, where the triggering is based on a first communication of a first message between the first entity and the second entity, and where the one or more interfaces are used for data communication between the first entity and the second entity; and establish, by the first entity, the one or more interfaces by performing a second communication of a second message between the first entity and the second entity in response to the first communication.

Abstract: Methods and systems for detecting defects in an array region on a specimen are provided. One method includes determining a center of a page break in output generated by an inspection subsystem for a specimen in an array region. The page break separates cell regions in the array region, and the cell regions include repeating patterned features. The method also includes determining an offset between the center of the page break in the output and a center of the page break in a design for the specimen and identifying portions of the output that correspond to care areas in the array region based on the offset. In addition, the method includes detecting defects in the array region by applying a defect detection method to the portions of the output that correspond to the care areas.

Abstract: Provided are a data transmission method and apparatus. The method includes: detecting, by a source base station, that link quality of a connection with a terminal degrades; sending data unsuccessfully transmitted by a DU via a downlink data frame to a target base station through a CU, and transmitting the data unsuccessfully transmitted to the terminal through the target base station; or receiving, by the target base station, a link quality degradation message of an original base station so as to stop sending offload data to the source base station and transmitting the data unsuccessfully transmitted indicated by a maximum serial number of the data which has been transmitted continuously and successfully in the message to the terminal.

Abstract: This disclosure describes methods and systems for exchanging AI computing information for load prediction model between network elements of a wireless communication network. The methods include: sending, by a first network element of a wireless communication network, a first message for load prediction to a second network element of the wireless communication network, wherein the first message comprises at least one of an input to a machine learning model for load prediction of the first network element or model configuration information of the machine learning model.

Abstract: Methods, systems, and devices related to digital wireless communication, and more specifically, to techniques related to receiving, at a network node serving a wireless device via a communication network, a first list comprising device configuration parameters and a second list comprising base station configuration parameters, wherein at least one ID configuration parameter is included in both the first list and the second list; generating, by the network node, network-side usage measurement data based on testing the network node in accordance with the second list; receiving, from the wireless device, the device performance data of the wireless device based on local measurements at the wireless device in accordance with the first list; and receiving, at the network node, optimized settings from a remote server, wherein the optimized settings are based on the network-side usage measurement data collected from the network node and the device performance data collected from the wireless device.

Abstract: Presented are systems, methods, apparatuses, or computer-readable media for controlling uplink (UL) duplication. An assisting radio access network (RAN) node may receive, from a host RAN node hosting a packet data convergence protocol (PDCP) entity, radio link control (RLC) activation information associated with a dedicated radio bearer (DRB) for uplink duplication. The assisting RAN node may establish a medium control element (MAC) control element (CE) frame, according to the RLC activation information.

Abstract: This disclosure describes methods and systems for configuring, performing, reporting, and analyzing user quality of experience measurements of virtual network slices in a wireless communication network platform. The measurements are performed by the user devices and thus more accurately reflect a true user experience with respect to network latency, throughput, and/or data loss. The measurements are triggered via a messaging procedure involving the core network and the access network of the wireless communication network platform. The measurement results are reported by the user device to the network side for optimizing network resource allocation and configuration of the virtual network slices to improve user experience.

Abstract: The present disclosure relates to systems, methods, and non-transitory computer readable media for efficiently, quickly, and flexibly generating and providing pixel-wise classification predictions utilizing early exit heads of a multi-exit pixel-level prediction neural network. For example, the disclosed systems utilize a multi-exit pixel-level prediction neural network to generate classification predictions for a digital image on the pixel level. The multi-exit pixel-level prediction neural network includes a specialized architecture with early exit heads having unique encoder-decoder architectures for generating pixel-wise classification predictions at different early exit stages. In some embodiments, the disclosed systems implement a spatial confidence-adaptive scheme to mask certain predicted pixels to prevent further processing of the masked pixels and thereby reduce computation.

Abstract: A rendered image is generated from a semiconductor device design file. The rendered image is segmented based on a grey level of the rendered image. Care areas are determined based on the segmenting. Defect inspection is performed in the care areas. This process can be performed on a wafer inspection tool that uses photon optics or electron beam optics.

Abstract: The invention provides a fluorinated chitosan derivative as a drug carrier, which has the following structure: a fluorine-containing compound covalently attached to the backbone of chitosan. The chitosan has a molecular weight in the range of 1000-5000000, a degree of deacetylation of not less than 55%, and a viscosity in the range of 25-1000 cps. The fluorine-containing compound is a fluorine-containing aliphatic chain shown by the following chemical formula (I) or an aromatic ring with functional groups shown by the following formula (II) wherein R1 is halogen (fluorine, chlorine, bromine, iodine), or a halogen-substituted alkane, cycloalkane, aldehyde group, carboxyl group, alkenyl group, alkynyl group, hydroxyl group, sulfonyl chloride, sulfonic acid bond or mercapto group, for interacting with a primary amino group. The compounds of the present invention can be universally bound to a variety of drugs to promote drug absorption and bioavailability, and reduce toxicity.

Abstract: A method and apparatus for configuring and detecting information integrity, and for discovering fake base stations is disclosed. In one embodiment, a method for authenticating a first wireless communication, includes: transmitting a first message from a first unit of the first wireless communication node to a second unit of the first wireless communication node, wherein the first message comprises first integrity information of at least one first information block in a system message configured by the first unit; receiving a second message by the first unit of the first wireless communication node from the second unit of the first wireless communication node, wherein the second message comprises second integrity information of at least one second information block in the system message configured by the second unit; and transmitting a third message from the first wireless communication node to a wireless communication device.

Abstract: Provided are a method and a device for load information interaction, a processor and a storage medium. The method includes: sending, by a first network node, a load request message to a second network node, where the load request message is used for indicating configuration information used by the second network node in reporting load information to the first network node; and receiving, by the first network node, the load information reported by the second network node according to the configuration information. The second network node and the first network node belong to different logical nodes in a network. The technical problem that load management cannot be performed when the second network node and the first network node belong to different logical nodes in related technology is solved, and the maximum performance of the network is fully exhibited.

Abstract: A method for determining sand pumping parameters based on width distribution of fracture, including: acquire basic parameters of a target reservoir, simulate a propagation of the fracture, and obtain a propagation pattern and width distribution of the fracture; determine a maximum proppant particle size for entering the fracture at all width levels according to statistical results of the width distribution of the fracture; determine a multi-size combination of proppants according to a mapping table for particle size vs mesh of proppants, and determine an initial ratio of the proppant with each particle size; conduct a numerical simulation of proppant transportation in the fracture to determine a retention ratio of the proppants with each particle size; correct the initial ratio of the proppants with each particle size; calculate an amount of the proppants with each particle size according to the final ratio and the sand pumping intensity and fracturing interval length.

Abstract: Provided is a data transmission method and a data transmission apparatus. The method includes: obtaining measurement results of channel transmission qualities of multiple channels, where a data duplication transmission function is configured on the multiple channels and is used for indicating an establishment of multiple connections with a terminal on the multiple channels, and the multiple connections are used for simultaneous transmissions of duplicated data on the multiple channels; determining, according to the obtained measurement results, whether to activate the data duplication transmission function; and performing a data transmission with the terminal on the multiple channels according to a determination result.

Abstract: An air compression device includes a bottom shell, a top shell arranged at a top portion of the bottom shell, and a solenoid valve assembly. A handle hole is on one side of the top shell. The solenoid valve assembly includes solenoid valves. A row of control air passages is disposed on a top portion of the solenoid valve air distribution bracket. The row of control air passages includes first control air passages disposed on a middle portion of the row of control air passages and second control air passages on two sides of the row of control air passages. The first control air passages are communicated with a first row of working air passage. The second control air passages are communicated with a second row of working air passages. The solenoid valves are disposed on the row of control air passages.